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/* =============================================
   THE IQ ONE — Complete Stylesheet
   Premium dark-theme, Apple/Tesla-inspired
   ============================================= */

/* =============================================
   1. CSS VARIABLES & RESET
   ============================================= */
:root {
    /* Colors */
    --cyan: #5ac8fa;
    --blue: #007aff;
    --accent-warm: #ff6b35;
    --white: #fff;
    --black: #000;
    --red: #ff453a;

    /* Grays */
    --gray-100: #f5f5f7;
    --gray-200: #e8e8ed;
    --gray-300: #d2d2d7;
    --gray-400: #aeaeb2;
    --gray-500: #8e8e93;
    --gray-600: #636366;
    --gray-700: #48484a;
    --gray-800: #2c2c2e;
    --gray-900: #1c1c1e;

    /* Backgrounds */
    --bg-primary: #000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #0d1117;
    --bg-card: #111;

    /* Gradients */
    --gradient-main: linear-gradient(135deg, var(--blue), var(--cyan));
    --gradient-text: linear-gradient(135deg, var(--blue), var(--cyan));

    /* Fonts */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', var(--font-body);

    /* Borders */
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(0, 122, 255, 0.3);

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --transition-fast: 0.2s var(--ease-out);
    --transition-base: 0.4s var(--ease-out);
    --transition-slow: 0.6s var(--ease-out);

    /* Spacing */
    --nav-height: 72px;
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    background:
        radial-gradient(ellipse 70% 50% at 15% 10%, rgba(20, 50, 110, 0.35), transparent 60%),
        radial-gradient(ellipse 60% 50% at 85% 35%, rgba(0, 80, 180, 0.20), transparent 60%),
        radial-gradient(ellipse 80% 60% at 30% 70%, rgba(15, 40, 100, 0.25), transparent 60%),
        radial-gradient(ellipse 70% 50% at 80% 95%, rgba(25, 60, 130, 0.22), transparent 60%),
        var(--bg-primary);
    background-attachment: fixed;
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

input {
    font-family: inherit;
    border: none;
    outline: none;
    font-size: 16px; /* prevents zoom on Android/iOS */
}

/* =============================================
   2. COMMON — Container, Section, Buttons
   ============================================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

.section {
    padding: 120px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(28px, 5vw, 48px);
    font-weight: 700;
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 20px;
}

.section-desc {
    font-size: 17px;
    line-height: 1.7;
    color: var(--gray-400);
    max-width: 640px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    padding: 14px 28px;
    border-radius: 12px;
    transition: all var(--transition-fast);
    white-space: nowrap;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-main);
    color: var(--white);
    border: none;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: 0 8px 32px rgba(0, 122, 255, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.05);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 16px;
    border-radius: 14px;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 13px;
    border-radius: 10px;
}

.btn-block {
    width: 100%;
}

/* =============================================
   3. SCROLL ANIMATIONS
   ============================================= */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* =============================================
   4. PRELOADER
   ============================================= */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s var(--ease-out), visibility 0.5s;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-inner {
    text-align: center;
}

/* Spinning ring loader with IQ logo */
.preloader-ring-wrap {
    position: relative;
    width: 140px;
    height: 140px;
    margin: 0 auto;
}

.preloader-ring {
    position: absolute;
    inset: 0;
    border: 3px solid rgba(255,255,255,0.08);
    border-top: 3px solid rgba(255,255,255,0.9);
    border-right: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    animation: preloaderSpin 1.4s linear infinite;
    box-shadow: 0 0 20px rgba(255,255,255,0.08);
}

.preloader-iq-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.preloader-iq-logo {
    width: 70px;
    height: auto;
    display: block;
    filter: invert(1);
}

@keyframes preloaderSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.logo-img {
    height: 36px;
    filter: invert(1);
    display: block;
    object-fit: contain;
}

/* =============================================
   5. NAVBAR
   ============================================= */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    transition: background 0.3s ease, backdrop-filter 0.3s ease, -webkit-backdrop-filter 0.3s ease;
    background: transparent;
    border-bottom: 1px solid transparent;
}

#navbar.scrolled {
    background: rgba(0, 0, 0, 0.8);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}

#navbar.navbar-solid {
    background: rgba(0, 0, 0, 0.85);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    display: flex;
    align-items: baseline;
    gap: 4px;
    font-family: var(--font-display);
    z-index: 10;
}

.nav-logo .logo-img {
    height: 32px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-400);
    transition: color var(--transition-fast);
    letter-spacing: 0.3px;
}

.nav-links a:hover {
    color: var(--white);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.cart-btn {
    position: relative;
    color: var(--gray-400);
    transition: color var(--transition-fast);
    padding: 8px;
}

.cart-btn:hover {
    color: var(--white);
}

.cart-count {
    position: absolute;
    top: 2px;
    right: 0;
    min-width: 18px;
    height: 18px;
    font-size: 10px;
    font-weight: 700;
    line-height: 18px;
    text-align: center;
    background: var(--blue);
    color: var(--white);
    border-radius: 50%;
    padding: 0 4px;
}

.menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 10;
}

.menu-btn span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--white);
    transition: all var(--transition-fast);
}

.menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

.menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* =============================================
   6. MOBILE MENU
   ============================================= */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 100%;
    width: 300px;
    height: 100vh;
    height: 100dvh;
    background: rgba(10, 10, 10, 0.98);
    -webkit-backdrop-filter: blur(30px);
    backdrop-filter: blur(30px);
    z-index: 999;
    padding: 100px 32px 40px;
    transform: translateX(0);
    transition: transform var(--transition-base);
    border-left: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
}

.mobile-menu.open,
.mobile-menu.active {
    transform: translateX(-100%);
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 32px;
}

.mobile-menu-links a {
    font-size: 18px;
    font-weight: 500;
    color: var(--gray-300);
    padding: 12px 0;
    transition: color var(--transition-fast);
    display: block;
}

.mobile-menu-links a:hover {
    color: var(--white);
}

.mobile-menu-cta {
    margin-top: auto;
}

/* =============================================
   7. HERO SECTION
   ============================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    overflow: hidden;
}

/* ===== VIDEO BACKGROUND ===== */
.hero-video-wrap {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hero-video-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to bottom, rgba(6,12,28,0.9) 0%, rgba(0,0,0,0.6) 18%, rgba(0,0,0,0.55) 50%, rgba(0,0,0,0.6) 70%, rgba(6,12,28,1) 88%);
    pointer-events: none;
}
.hero-stars-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

@keyframes twinkle {
    0%, 100% { opacity: 0; transform: scale(0.5); }
    50% { opacity: var(--max-opacity, 0.8); transform: scale(1); }
}

.hero-container {
    position: relative;
    z-index: 1;
    text-align: center;
    padding-top: var(--nav-height);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 100px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--cyan);
    margin-bottom: 32px;
}

.hero-badge svg {
    color: var(--cyan);
    flex-shrink: 0;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(36px, 7vw, 72px);
    font-weight: 700;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 24px;
}

.hero-gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 19px);
    line-height: 1.7;
    color: var(--gray-400);
    max-width: 620px;
    margin: 0 auto 40px;
}

.hero-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--gray-600);
    font-size: 12px;
    letter-spacing: 1px;
}

.scroll-indicator-mouse {
    width: 24px;
    height: 38px;
    border: 1.5px solid var(--gray-600);
    border-radius: 12px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 8px;
}

.scroll-indicator-wheel {
    width: 3px;
    height: 8px;
    background: var(--gray-500);
    border-radius: 3px;
    animation: scrollWheel 2s infinite ease-in-out;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(10px); }
}

/* =============================================
   8. TRUTH SECTION
   ============================================= */
.truth-section {
    background:
        radial-gradient(ellipse 80% 50% at 50% 50%, rgba(10, 30, 80, 0.35), transparent 70%),
        linear-gradient(180deg, #060c1c 0%, #080e1e 30%, #0a1225 50%, #080e1e 70%, var(--bg-primary) 100%);
}

/* Promises Grid (4 obietnice) */
.promises-labels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    max-width: 800px;
    margin: 0 auto 24px;
}
.promises-label-them,
.promises-label-us {
    text-align: center;
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 10px 0;
    border-radius: 8px;
}
.promises-label-them {
    color: var(--red);
    background: rgba(255, 69, 58, 0.06);
}
.promises-label-us {
    color: var(--cyan);
    background: rgba(90, 200, 250, 0.06);
}

.promises-grid {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.promise-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
}
.promise-them,
.promise-us {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 24px;
    font-size: 15px;
    line-height: 1.4;
    transition: background 0.2s;
}
.promise-them {
    color: var(--gray-500);
    background: rgba(255, 69, 58, 0.04);
    border-left: 2px solid rgba(255, 69, 58, 0.2);
}
.promise-us {
    color: #fff;
    background: rgba(90, 200, 250, 0.04);
    border-left: 2px solid rgba(90, 200, 250, 0.3);
}
.promise-row:hover .promise-us {
    background: rgba(90, 200, 250, 0.08);
}
.promise-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
}
.promise-icon-bad {
    color: var(--red);
    background: rgba(255, 69, 58, 0.1);
}
.promise-icon-good {
    color: var(--cyan);
    background: rgba(90, 200, 250, 0.1);
}
a.promise-link {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}
a.promise-link:hover .promise-us {
    background: rgba(90, 200, 250, 0.08);
}

/* Bottom verdict row (outside table) */
.promises-bottom {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 800px;
    margin: 32px auto 0;
}
.promises-bottom-them,
.promises-bottom-us {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 24px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 12px;
}
.promises-bottom-them {
    color: var(--red);
    background: rgba(255, 69, 58, 0.06);
    border: 1px solid rgba(255, 69, 58, 0.15);
}
.promises-bottom-us {
    color: var(--cyan);
    background: rgba(90, 200, 250, 0.06);
    border: 1px solid rgba(90, 200, 250, 0.15);
}

/* =============================================
   8b. NATURAL MATERIALS SECTION
   ============================================= */
.materials-section {
    background: var(--bg-secondary);
}
.materials-compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}
.materials-card {
    padding: 36px 28px;
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    background: var(--bg-card);
    transition: border-color 0.3s;
}
.materials-card:hover {
    border-color: var(--border-hover);
}
.materials-card-bad {
    border-color: rgba(255, 69, 58, 0.15);
}
.materials-card-bad:hover {
    border-color: rgba(255, 69, 58, 0.3);
}
.materials-card-good {
    border-color: rgba(90, 200, 250, 0.15);
}
.materials-card-good:hover {
    border-color: rgba(90, 200, 250, 0.3);
}
.materials-card-header {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 12px;
}
.materials-card-pct {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.6rem);
    font-weight: 800;
    line-height: 1;
}
.materials-card-bad .materials-card-pct {
    color: var(--red);
}
.materials-card-good .materials-card-pct {
    color: var(--cyan);
}
.materials-card-label {
    font-size: 0.8rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.materials-card-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}
.materials-list {
    list-style: none;
    padding: 0;
}
.materials-list li {
    font-size: 14px;
    color: var(--gray-400);
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    border-bottom: 1px solid var(--border-subtle);
}
.materials-list li:last-child {
    border-bottom: none;
}
.materials-card-bad .materials-list li::before {
    content: "\2715";
    position: absolute;
    left: 0;
    color: var(--red);
    font-weight: 700;
    font-size: 12px;
}
.materials-card-good .materials-list li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--cyan);
    font-weight: 700;
    font-size: 12px;
}
@media (max-width: 600px) {
    .materials-compare {
        grid-template-columns: 1fr;
    }
}

/* MATERIALS BLOCKS — redesigned */
.materials-blocks {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0;
    max-width: 1040px;
    margin: 0 auto;
    align-items: stretch;
}
.mat-block {
    padding: 40px 32px;
    border-radius: 20px;
    border: 1px solid var(--border-subtle);
    position: relative;
    display: flex;
    flex-direction: column;
}
.mat-block-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.mat-block-problem .mat-block-icon {
    background: rgba(255,69,58,0.08);
    border: 1px solid rgba(255,69,58,0.15);
}
.mat-block-solution .mat-block-icon {
    background: rgba(90,200,250,0.08);
    border: 1px solid rgba(90,200,250,0.15);
}
.mat-vs {
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--gray-500);
    padding: 0 20px;
    position: relative;
}
.mat-vs::before,
.mat-vs::after {
    content: '';
    position: absolute;
    left: 50%;
    width: 1px;
    background: linear-gradient(to bottom, transparent, var(--border-subtle), transparent);
}
.mat-vs::before { top: 0; height: 40%; }
.mat-vs::after { bottom: 0; height: 40%; }
.mat-block-label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 20px;
    width: fit-content;
}
.mat-block-label-bad {
    background: rgba(255,69,58,0.1);
    color: #ff6b6b;
}
.mat-block-label-good {
    background: rgba(90,200,250,0.1);
    color: var(--cyan);
}
.mat-block-title {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
    margin-bottom: 16px;
}
.mat-block-text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--gray-400);
    margin-bottom: 24px;
    flex: 1;
}
.mat-block-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.mat-tag {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 20px;
    letter-spacing: 0.3px;
}
.mat-tag-bad {
    background: rgba(255,69,58,0.08);
    color: #ff6b6b;
    border: 1px solid rgba(255,69,58,0.15);
}
.mat-tag-good {
    background: rgba(90,200,250,0.08);
    color: var(--cyan);
    border: 1px solid rgba(90,200,250,0.15);
}
.mat-block-problem {
    background: linear-gradient(135deg, rgba(255,69,58,0.04) 0%, rgba(0,0,0,0) 100%);
    border-color: rgba(255,69,58,0.12);
}
.mat-block-solution {
    background: linear-gradient(135deg, rgba(90,200,250,0.04) 0%, rgba(0,0,0,0) 100%);
    border-color: rgba(90,200,250,0.12);
}
.materials-video-section {
    padding: 0;
    margin: 0;
}
@media (max-width: 768px) {
    .materials-blocks {
        grid-template-columns: 1fr;
    }
    .mat-vs {
        padding: 16px 0;
    }
    .mat-vs::before,
    .mat-vs::after { display: none; }
}

/* =============================================
   9. TECHNOLOGY SECTION
   ============================================= */
.tech-intro {
    background: var(--bg-primary);
}

/* Tech fiber cross-section animation */
.tech-fiber-anim {
    width: 100%;
    margin-top: 32px;
}

.tech-fiber-anim canvas {
    width: 100%;
    height: 400px;
    display: block;
}

/* =============================================
   10. NASA SECTION
   ============================================= */
.nasa-section {
    background: var(--bg-primary);
    overflow: hidden;
}

.nasa-stars {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.nasa-star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--white);
    border-radius: 50%;
    animation: twinkle var(--duration, 3s) var(--delay, 0s) infinite ease-in-out;
}

.nasa-hero-block {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    margin-bottom: 80px;
    overflow: hidden;
}

.nasa-bg-image {
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background-position: center right;
    background-size: cover;
    background-repeat: no-repeat;
    transform: scaleX(-1);
    opacity: 0.55;
    z-index: 0;
}

.nasa-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--bg-primary) 40%, transparent 100%);
    z-index: 1;
}

.nasa-hero-block .container {
    position: relative;
    z-index: 2;
}

.nasa-hero-text {
    max-width: 580px;
    text-align: left;
}

.nasa-hero-text .section-title {
    text-align: left;
}

.nasa-hero-text .section-desc {
    margin: 0;
    text-align: left;
}

.nasa-hero-text .section-tag {
    text-align: left;
}

.nasa-outlast-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: rgba(90, 200, 250, 0.06);
    border: 1px solid rgba(90, 200, 250, 0.15);
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    color: var(--cyan);
    margin-top: 24px;
}

/* Science Bars */
.nasa-science-bars {
    max-width: 700px;
    margin: 0 auto 80px;
}

.nasa-bars-title {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 32px;
    text-align: center;
}

.science-bar {
    margin-bottom: 24px;
}

.science-bar:last-child {
    margin-bottom: 0;
}

.science-bar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.science-bar-label {
    font-size: 14px;
    color: var(--gray-400);
}

.science-bar-value {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    color: var(--cyan);
}

.science-bar-track {
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 3px;
    overflow: hidden;
}

.science-bar-fill {
    height: 100%;
    width: 0%;
    background: var(--gradient-main);
    border-radius: 3px;
    transition: width 1.5s var(--ease-out);
}

.science-bar-fill.visible {
    width: var(--bar-width, 0%);
}

/* Benefits Grid */
.nasa-benefits {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 64px;
}

.nasa-benefit {
    text-align: center;
    padding: 32px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    transition: all var(--transition-base);
}

.nasa-benefit:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.nasa-benefit-icon {
    color: var(--cyan);
    margin-bottom: 16px;
}

.nasa-benefit h5 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.nasa-benefit p {
    font-size: 13px;
    line-height: 1.6;
    color: var(--gray-500);
}

/* Certifications */
.nasa-certifications {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.nasa-cert {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 24px 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    text-align: center;
}

.nasa-cert-label {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
}

.nasa-cert-desc {
    font-size: 12px;
    color: var(--gray-500);
}

/* =============================================
   11. PCM SECTION
   ============================================= */
.pcm-section {
    background: var(--bg-secondary);
    padding-bottom: 0;
}

/* PCM Video Section */
.pcm-video-section {
    width: 100%;
    background: var(--ink, #0E1116);
    padding: 0;
    margin: 0;
}
.pcm-video-wrap {
     position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #0E1116;
}
.pcm-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.pcm-video-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(to bottom, #0a0a0a 0%, rgba(10,10,10,0.6) 8%, rgba(10,10,10,0.2) 20%, transparent 35%),
        linear-gradient(to top,    #0a0a0a 0%, rgba(10,10,10,0.6) 8%, rgba(10,10,10,0.2) 20%, transparent 35%);
}
@media (max-width: 768px) {
  .pcm-video-wrap {
    aspect-ratio: 4 / 5;
  }
}
/* Cross Section — full parent width */
.pcm-cross-section {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
    margin-bottom: 64px;
}

.pcm-cross-section canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.pcm-cross-labels {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 2;
}

.pcm-label {
    position: absolute;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--white);
    padding: 6px 14px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 6px;
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.pcm-label-skin {
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
}

.pcm-label-pcm {
    top: 50%;
    left: 16px;
    transform: translateY(-50%);
    color: var(--cyan) !important;
    opacity: 0.8;
}

.pcm-label-fabric,
.pcm-label-env {
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
}

.pcm-cross-phase {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 14px;
    font-weight: 500;
    color: var(--white);
    padding: 10px 24px;
    background: rgba(0, 0, 0, 0.6);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    z-index: 3;
    white-space: nowrap;
}

/* Step Cards */
.pcm-steps-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}

.pcm-step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    transition: all var(--transition-base);
}

.pcm-step-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.pcm-step-num {
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 3px;
    color: var(--accent-warm);
    margin-bottom: 12px;
}

.pcm-step-card h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.pcm-step-card p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-400);
}

/* Wave Section */
.pcm-wave-section {
    margin-bottom: 0;
}

.pcm-wave-title {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 32px;
}

.pcm-wave-container {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.pcm-wave-labels {
    position: absolute;
    top: 0;
    left: 24px;
    bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px 0;
    z-index: 2;
    pointer-events: none;
}

.pcm-wave-label-hot,
.pcm-wave-label-comfort,
.pcm-wave-label-cold {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.pcm-wave-label-hot {
    color: #ff6b35;
}

.pcm-wave-label-comfort {
    color: var(--white);
}

.pcm-wave-label-cold {
    color: var(--cyan);
}

#pcm-wave-canvas {
    width: 100%;
    height: 250px;
    display: block;
}

.pcm-wave-legend {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    margin-top: 20px;
}

.pcm-wave-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--gray-400);
}

.pcm-legend-line {
    display: inline-block;
    width: 24px;
    height: 3px;
    border-radius: 2px;
}

.pcm-legend-line.regular {
    background: var(--red);
}

.pcm-legend-line.iqone {
    background: var(--cyan);
}

/* PCM Stats */
.pcm-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.pcm-stat {
    text-align: center;
    padding: 32px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
}

.pcm-stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
}

.pcm-stat-unit {
    display: inline;
    font-size: 16px;
    color: var(--cyan);
    font-weight: 600;
}

.pcm-stat-label {
    display: block;
    font-size: 13px;
    color: var(--gray-500);
    margin-top: 8px;
}

/* =============================================
   4b. INTRO SECTION
   ============================================= */
.intro-section {
    background: linear-gradient(180deg, #060c1c 0%, var(--bg-primary) 100%);
}
.intro-block {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}
.intro-headline {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    color: var(--white);
    line-height: 1.25;
    margin-bottom: 28px;
}
.intro-text {
    font-size: 17px;
    line-height: 1.8;
    color: var(--gray-300);
    margin-bottom: 48px;
}
.intro-text strong {
    color: var(--white);
    font-weight: 600;
}
.intro-subtext {
    font-size: 15px;
    color: var(--gray-500);
    font-style: italic;
    margin-bottom: 48px;
}
.intro-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: nowrap;
}
.intro-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.intro-stat-value {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 800;
    color: var(--cyan);
    line-height: 1;
    margin-bottom: 6px;
}
.intro-stat-label {
    font-size: 12px;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
}

@media (max-width: 900px) {
    .intro-stats { flex-wrap: wrap; gap: 32px; }
    .intro-stat-value { font-size: 28px; }
}

/* =============================================
   12. HOW IT WORKS — TEXT-BASED PHASES
   ============================================= */
.how-it-works {
    background: linear-gradient(180deg, #000 0%, #060c1c 30%, #0a1228 50%, #060c1c 70%, #000 100%);
}

/* HOW-IT-WORKS VIDEO BREAK */
.hiw-video-section {
    padding: 0;
    position: relative;
    height: 70vh;
    min-height: 400px;
    max-height: 700px;
    overflow: hidden;
}
.hiw-video-wrap {
    position: absolute;
    inset: 0;
}
.hiw-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.hiw-video-overlay-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 55%;
    background: linear-gradient(to bottom, #000 0%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}
.hiw-video-overlay-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 55%;
    background: linear-gradient(to top, #000 0%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}

/* Phase tabs */
.phase-tabs {
    display: flex;
    gap: 8px;
    max-width: 800px;
    margin: 0 auto 32px;
    justify-content: center;
}
.phase-tab {
    padding: 12px 24px;
    border-radius: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    color: var(--gray-400);
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    letter-spacing: 0.5px;
}
.phase-tab:hover {
    border-color: var(--border-hover);
    color: var(--gray-200);
}
.phase-tab.active {
    background: rgba(255,107,53,0.1);
    border-color: rgba(255,107,53,0.3);
    color: #ff6b35;
}

/* Phase panels */
.phase-panels {
    max-width: 800px;
    margin: 0 auto;
}
.phase-panel {
    display: none;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    animation: fadeIn 0.3s ease;
}
.phase-panel.active {
    display: block;
}
.phase-panel h4 {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}
.phase-panel p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--gray-300);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.phases-summary {
    max-width: 800px;
    margin: 40px auto 0;
    text-align: center;
    font-size: 17px;
    line-height: 1.7;
    color: var(--gray-400);
}
.phases-summary strong {
    color: #ff6b35;
    font-weight: 700;
    font-size: 20px;
}

@media (max-width: 768px) {
    .phase-tabs { flex-wrap: wrap; gap: 6px; }
    .phase-tab { padding: 10px 16px; font-size: 13px; }
    .phase-panel { padding: 24px; }
    .phase-panel h4 { font-size: 18px; }
}

/* PCM stats footnote */
.pcm-stats-footnote {
    text-align: center;
    color: var(--gray-600);
    font-size: 0.75rem;
    margin-top: 16px;
    font-style: italic;
}

/* ============ COSMOS STATS (inside PCM section) ============ */
.cosmos-header {
    margin-top: 0;
    padding-top: 0;
}
.cosmos-title {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}
.cosmos-wave-wide {
    position: relative;
    width: 100vw;
    height: 280px;
    margin: 32px 0 0;
    margin-left: calc(-50vw + 50%);
    overflow: hidden;
    border-radius: 0;
}
#cosmos-wave-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 1;
}
.cosmos-stats-wrap {
    position: relative;
    max-width: 960px;
    margin: 48px auto 0;
    overflow: hidden;
    border-radius: 20px;
}
.cosmos-stats {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
.cosmos-stat {
    text-align: center;
    padding: 36px 24px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    transition: border-color 0.3s;
}
.cosmos-stat:hover {
    border-color: rgba(90,200,250,0.25);
}
.cosmos-stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    color: var(--cyan);
    line-height: 1;
    margin-bottom: 12px;
}
.cosmos-stat-micro {
    font-size: 0.45em;
    font-weight: 400;
    color: var(--gray-500);
    vertical-align: baseline;
}
.cosmos-stat-desc {
    display: block;
    color: var(--gray-400);
    font-size: 0.9rem;
    line-height: 1.5;
}
.cosmos-stat-vs {
    display: block;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(255,255,255,0.06);
    color: var(--gray-500);
    font-size: 0.8rem;
    font-style: italic;
    line-height: 1.4;
}
.cosmos-footnotes {
    text-align: center;
    margin-top: 32px;
}
.cosmos-footnotes p {
    color: var(--gray-600);
    font-size: 0.75rem;
    font-style: italic;
    margin-bottom: 4px;
}
@media (max-width: 768px) {
    .cosmos-stats { grid-template-columns: 1fr; gap: 16px; }
}

/* =============================================
   13. PRODUCTS SECTION
   ============================================= */
.products-section {
    background: var(--bg-secondary);
}

.product-filters {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-400);
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.15);
}

.filter-btn.active {
    color: var(--white);
    background: var(--gradient-main);
    border-color: transparent;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    overflow: hidden;
    transition: all var(--transition-base);
    text-decoration: none;
    color: inherit;
    display: block;
}

.product-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.product-card.hidden {
    display: none;
}

.product-image {
    position: relative;
    aspect-ratio: 1 / 1;
    background: rgba(255, 255, 255, 0.02);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}
.product-card:hover .product-image img {
    transform: scale(1.05);
}
.product-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    background: var(--gradient-main);
    color: var(--white);
    border-radius: 8px;
}

.product-info {
    padding: 20px;
}

.product-name {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.product-tech {
    font-size: 12px;
    color: var(--gray-500);
    margin-bottom: 16px;
}

.product-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.product-price {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
}

.add-to-cart {
    flex-shrink: 0;
}

/* =============================================
   14. REVIEWS SECTION
   ============================================= */
.reviews-section {
    background: linear-gradient(180deg, #000 0%, #060c1c 30%, #0a1228 50%, #060c1c 70%, #000 100%);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.review-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    padding: 32px;
    transition: all var(--transition-base);
}

.review-card:hover {
    border-color: var(--border-hover);
}

.review-stars {
    display: flex;
    gap: 2px;
    margin-bottom: 16px;
    color: #ffd60a;
}

.review-quote {
    font-size: 15px;
    line-height: 1.8;
    color: var(--gray-300);
    margin-bottom: 24px;
    font-style: normal;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

.review-author-info {
    display: flex;
    flex-direction: column;
}

.review-author-name {
    font-size: 14px;
    font-weight: 600;
}

.review-author-role {
    font-size: 12px;
    color: var(--gray-500);
}

/* =============================================
   14b. INSTAGRAM CAROUSEL
   ============================================= */
.ig-in-reviews {
    margin-top: 60px;
    padding-top: 48px;
    border-top: 1px solid var(--border-subtle);
}
.ig-heading {
    font-family: var(--font-display);
    font-size: 20px; font-weight: 600;
    color: var(--gray-200);
    margin-bottom: 28px; text-align: center;
}
.ig-handle {
    color: var(--cyan); text-decoration: none;
}
.ig-handle:hover { text-decoration: underline; }
/* ===== COVERFLOW CAROUSEL ===== */
.ig-coverflow-wrap {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    height: 420px;
    perspective: 1200px;
    overflow: hidden;
}
.ig-coverflow {
    position: relative;
    width: 100%;
    height: 100%;
}
.ig-slide {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 220px;
    height: 360px;
    transform: translate(-50%, -50%);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    text-decoration: none;
    color: inherit;
    display: block;
}
.ig-slide.cf-active {
    z-index: 5;
    transform: translate(-50%, -50%) scale(1) rotateY(0deg);
    opacity: 1;
    pointer-events: auto;
}
.ig-slide.cf-prev1 {
    z-index: 4;
    transform: translate(calc(-50% - 200px), -50%) scale(0.82) rotateY(8deg);
    opacity: 1;
    pointer-events: auto;
}
.ig-slide.cf-next1 {
    z-index: 4;
    transform: translate(calc(-50% + 200px), -50%) scale(0.82) rotateY(-8deg);
    opacity: 1;
    pointer-events: auto;
}
.ig-slide.cf-prev2 {
    z-index: 3;
    transform: translate(calc(-50% - 340px), -50%) scale(0.65) rotateY(14deg);
    opacity: 0.7;
    pointer-events: auto;
}
.ig-slide.cf-next2 {
    z-index: 3;
    transform: translate(calc(-50% + 340px), -50%) scale(0.65) rotateY(-14deg);
    opacity: 0.7;
    pointer-events: auto;
}
.ig-slide.cf-prev3 {
    z-index: 2;
    transform: translate(calc(-50% - 420px), -50%) scale(0.5) rotateY(18deg);
    opacity: 0.35;
}
.ig-slide.cf-next3 {
    z-index: 2;
    transform: translate(calc(-50% + 420px), -50%) scale(0.5) rotateY(-18deg);
    opacity: 0.35;
}

.ig-slide-inner {
    width: 100%;
    height: 100%;
    border-radius: 16px;
    background: linear-gradient(145deg, rgba(20,20,40,1), rgba(10,10,25,1));
    border: 1px solid rgba(255,255,255,0.08);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: 0 8px 40px rgba(0,0,0,0.5);
    position: relative;
}
.ig-slide.cf-active .ig-slide-inner {
    border-color: rgba(255,255,255,0.15);
    box-shadow: 0 12px 60px rgba(0,0,0,0.7), 0 0 30px rgba(0,100,255,0.08);
}
.ig-slide-inner img,
.ig-slide-inner video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
}

/* Play button */
.ig-story-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
}
.ig-slide-play {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    border: 2px solid rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.5);
    transition: all 0.3s;
    z-index: 2;
    padding-left: 4px;
}
.ig-slide.cf-active .ig-slide-play {
    background: rgba(255,255,255,0.12);
    color: rgba(255,255,255,0.8);
    border-color: rgba(255,255,255,0.25);
}
.ig-slide.cf-active:hover .ig-slide-play {
    background: rgba(0,122,255,0.2);
    border-color: var(--cyan);
    color: var(--cyan);
    transform: scale(1.08);
}

/* Instagram badge */
.ig-slide-badge {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(8px);
}
.ig-slide-badge svg {
    color: var(--gray-400);
}
.ig-slide-badge span {
    font-size: 11px;
    font-weight: 600;
    color: var(--gray-400);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Name/label badge under slide */
.ig-slide::after {
    content: attr(data-name) ' — ' attr(data-label);
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-400);
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.4s;
}
.ig-slide.cf-active::after {
    opacity: 1;
}

.ig-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    color: var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    backdrop-filter: blur(8px);
}
.ig-arrow:hover {
    background: rgba(0,122,255,0.15);
    border-color: var(--cyan);
    color: var(--cyan);
}
.ig-arrow-left { left: -10px; }
.ig-arrow-right { right: -10px; }

@media (max-width: 768px) {
    .ig-coverflow-wrap { height: 340px; }
    .ig-slide { width: 180px; height: 290px; }
    .ig-slide.cf-prev1 { transform: translate(calc(-50% - 140px), -50%) scale(0.78) rotateY(8deg); }
    .ig-slide.cf-next1 { transform: translate(calc(-50% + 140px), -50%) scale(0.78) rotateY(-8deg); }
    .ig-slide.cf-prev2,
    .ig-slide.cf-next2,
    .ig-slide.cf-prev3,
    .ig-slide.cf-next3 { opacity: 0; }
    .ig-arrow { width: 36px; height: 36px; }
    .ig-arrow-left { left: 2px; }
    .ig-arrow-right { right: 2px; }
}

/* =============================================
   15. NEWSLETTER SECTION
   ============================================= */
.newsletter-section {
    background: var(--bg-tertiary);
}

.newsletter-block {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 64px;
}

.newsletter-content {
    flex: 1;
}

.newsletter-content .section-title {
    text-align: left;
}

.newsletter-content .section-desc {
    margin: 0;
    text-align: left;
}

.newsletter-form {
    flex: 1;
    max-width: 480px;
}

.newsletter-input-group {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.newsletter-input-group input {
    flex: 1;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    color: var(--white);
    font-size: 15px;
    transition: border-color var(--transition-fast);
}

.newsletter-input-group input::placeholder {
    color: var(--gray-600);
}

.newsletter-input-group input:focus {
    border-color: var(--blue);
}

.newsletter-disclaimer {
    font-size: 12px;
    color: var(--gray-600);
}

/* =============================================
   16a. ODOR RESISTANCE SECTION
   ============================================= */
.odor-section {
    background: linear-gradient(180deg, #000 0%, #060c1c 25%, #0a1228 50%, #060c1c 75%, #000 100%);
    border-top: 1px solid var(--border-subtle);
}

/* Odor horizontal bar chart */
.odor-bars {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.odor-bar-row {
    display: grid;
    grid-template-columns: 180px 1fr 60px;
    align-items: center;
    gap: 16px;
}

.odor-bar-day {
    display: flex;
    align-items: center;
    gap: 12px;
}

.odor-bar-day-num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: var(--cyan);
    line-height: 1;
    min-width: 36px;
}

.odor-bar-day-label {
    font-size: 0.8rem;
    color: var(--gray-400);
    line-height: 1.3;
}

.odor-bar-track {
    height: 28px;
    background: rgba(255,255,255,0.04);
    border-radius: 14px;
    overflow: hidden;
    position: relative;
}

.odor-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #2a6bcc, #4a9af5, #7ab8fa);
    border-radius: 14px;
    transition: width 1.5s ease;
    width: 0%;
}

.odor-bar-fill[data-fill="100"] { width: 100%; }
.odor-bar-fill[data-fill="93"] { width: 93%; }
.odor-bar-fill[data-fill="85"] { width: 85%; }
.odor-bar-fill[data-fill="78"] { width: 78%; }
.odor-bar-fill[data-fill="72"] { width: 72%; }

.odor-bar-pct {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--cyan);
    text-align: right;
}

.odor-bottom-note {
    text-align: center;
    margin-top: 40px;
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.odor-bottom-note strong {
    color: var(--cyan);
}

.odor-no-wash {
    text-align: center;
    margin-top: 16px;
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--cyan);
    letter-spacing: 0.5px;
}

/* =============================================
   16b. NATURAL MATERIALS SECTION
   ============================================= */
.materials-section {
    background: var(--bg-secondary);
}

.materials-comparison-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.mat3-card {
    padding: 32px 24px;
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: transform 0.3s ease;
}

.mat3-card:hover {
    transform: translateY(-4px);
}

.mat3-card-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--cyan);
    color: var(--black);
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 2px;
    padding: 4px 16px;
    border-radius: 20px;
    white-space: nowrap;
}

.mat3-card-header {
    text-align: center;
    margin-bottom: 20px;
}

.mat3-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
}

.mat3-icon-bad {
    background: rgba(255,69,58,0.1);
    color: var(--red);
}

.mat3-icon-mid {
    background: rgba(255,107,53,0.1);
    color: #ff6b35;
}

.mat3-icon-good {
    background: rgba(90,200,250,0.1);
    color: var(--cyan);
}

.mat3-tag {
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 8px;
}

.mat3-tag-bad { color: var(--red); }
.mat3-tag-mid { color: #ff6b35; }
.mat3-tag-good { color: var(--cyan); }

.mat3-card h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--white);
}

.mat3-card-bad { background: rgba(255,255,255,0.02); }
.mat3-card-bad h4 { color: var(--gray-400); }

.mat3-card-mid { background: rgba(255,107,53,0.02); border-color: rgba(255,107,53,0.1); }

.mat3-card-good {
    background: rgba(90,200,250,0.04);
    border-color: rgba(90,200,250,0.2);
    box-shadow: 0 0 40px rgba(90,200,250,0.06);
}

/* Rating bar */
.mat3-rating {
    margin-bottom: 20px;
}

.mat3-rating-bar {
    height: 4px;
    background: rgba(255,255,255,0.06);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 6px;
}

.mat3-rating-fill {
    height: 100%;
    border-radius: 2px;
}

.mat3-fill-bad { background: #ff453a; }
.mat3-fill-mid { background: linear-gradient(90deg, #ff8c42, #ff6b35); }
.mat3-fill-good { background: linear-gradient(90deg, var(--cyan), var(--blue)); }

.mat3-rating-label {
    font-size: 0.7rem;
    color: var(--gray-500);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* List */
.mat3-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
    margin-bottom: 20px;
}

.mat3-list li {
    font-size: 0.82rem;
    line-height: 1.5;
    padding-left: 24px;
    position: relative;
}

.mat3-list-bad li { color: var(--gray-500); }
.mat3-list-bad li::before {
    content: '✕';
    position: absolute;
    left: 0;
    color: var(--red);
    font-weight: 700;
    font-size: 0.75rem;
}

.mat3-list-mid li { color: var(--gray-400); }
.mat3-list-mid li::before {
    content: '~';
    position: absolute;
    left: 0;
    color: #ff6b35;
    font-weight: 700;
    font-size: 0.9rem;
}

.mat3-list-good li { color: var(--gray-300); }
.mat3-list-good li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--cyan);
    font-weight: 700;
}

/* Price */
.mat3-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-top: 1px solid var(--border-subtle);
    margin-bottom: 16px;
}

.mat3-price-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mat3-price-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-300);
    letter-spacing: 2px;
}

/* Verdict */
.mat3-verdict {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 10px;
    border-radius: 8px;
}

.mat3-verdict-bad {
    background: rgba(255,69,58,0.08);
    color: var(--red);
}

.mat3-verdict-mid {
    background: rgba(255,107,53,0.08);
    color: #ff6b35;
}

.mat3-verdict-good {
    background: rgba(90,200,250,0.1);
    color: var(--cyan);
}

@media (max-width: 768px) {
    .odor-bar-row {
        grid-template-columns: 120px 1fr 50px;
        gap: 8px;
    }
    .odor-bar-day-num {
        font-size: 1.5rem;
    }
    .materials-comparison-3 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .mat3-card-good {
        order: -1;
    }
}

/* =============================================
   17. FOOTER
   ============================================= */
.footer {
    position: relative;
    background:
        radial-gradient(ellipse 120% 80% at 50% 100%, rgba(10, 40, 120, 0.6), transparent 70%),
        radial-gradient(ellipse 80% 60% at 20% 90%, rgba(0, 60, 160, 0.35), transparent 60%),
        radial-gradient(ellipse 60% 50% at 85% 85%, rgba(20, 50, 140, 0.3), transparent 60%),
        linear-gradient(to bottom, #000 0%, #0a1a3a 100%);
    padding: 80px 0 40px;
    border-top: none;
    overflow: hidden;
}
.footer-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: baseline;
    gap: 4px;
    font-family: var(--font-display);
    margin-bottom: 16px;
}

.footer-logo .logo-img {
    height: 32px;
}

.footer-brand-desc {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-500);
    margin-bottom: 24px;
    max-width: 300px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    color: var(--white);
    border-color: var(--border-hover);
    background: rgba(0, 122, 255, 0.1);
}

.footer-heading {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: var(--gray-500);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 32px;
    border-top: 1px solid var(--border-subtle);
    font-size: 13px;
    color: var(--gray-600);
}

.footer-bottom-tech {
    font-size: 12px;
    color: var(--gray-700);
}

/* =============================================
   17. STICKY BOTTOM BAR
   ============================================= */
.sticky-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 900;
    background: rgba(0, 0, 0, 0.9);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-subtle);
    padding: 12px 0;
}

.sticky-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sticky-bar-text {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sticky-bar-title {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
}

.sticky-bar-subtitle {
    font-size: 13px;
    color: var(--gray-500);
}

/* =============================================
   18. CART DRAWER
   ============================================= */
.cart-drawer {
    position: fixed; top: 0; right: 0; bottom: 0;
    width: 100%; max-width: 420px;
    background: linear-gradient(180deg, #0a1228 0%, #060c1c 40%, #030610 100%);
    border-left: 1px solid var(--border-subtle);
    z-index: 9000;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease-out);
    display: flex; flex-direction: column;
}
.cart-drawer.open { transform: translateX(0); }
.cart-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 8999; opacity: 0; pointer-events: none;
    transition: opacity 0.3s;
}
.cart-overlay.open { opacity: 1; pointer-events: auto; }
.cart-drawer-head {
    padding: 24px; display: flex; justify-content: space-between; align-items: center;
    border-bottom: 1px solid var(--border-subtle);
}
.cart-drawer-head h3 { font-family: var(--font-display); font-size: 22px; font-weight: 700; }
.cart-close {
    background: none; border: none; color: var(--gray-300);
    font-size: 22px; cursor: pointer; padding: 4px 10px;
}
.cart-items { flex: 1; overflow-y: auto; padding: 20px 24px; }
.cart-empty { text-align: center; color: var(--gray-500); padding: 60px 0; }
.cart-line {
    display: grid; grid-template-columns: 60px 1fr auto; gap: 14px;
    padding: 16px 12px; border-radius: 12px;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #0f1a3a, #080e1c);
    border: 1px solid rgba(90,140,235,0.12);
    align-items: center;
}
.cart-line-img {
    width: 60px; height: 70px; border-radius: 8px;
    background: linear-gradient(135deg, #1a2550, #0d1428);
    border: 1px solid rgba(90,140,235,0.15);
    overflow: hidden;
}
.cart-line-img img { width: 100%; height: 100%; object-fit: cover; }
.cart-line-name { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.cart-line-meta { font-size: 12px; color: var(--gray-500); }
.cart-line-price { font-size: 14px; font-weight: 700; }
.cart-line-rm {
    background: none; border: none; color: var(--gray-500);
    cursor: pointer; font-size: 18px; padding: 4px 8px;
}
.cart-foot { padding: 24px; border-top: 1px solid var(--border-subtle); }
.cart-row { display: flex; justify-content: space-between; margin-bottom: 16px; font-size: 16px; }
.cart-row strong { font-family: var(--font-display); font-size: 22px; }
.cart-foot-note { text-align: center; color: var(--gray-500); font-size: 12px; margin-top: 12px; }

/* =============================================
   19. DISCOUNT POPUP
   ============================================= */
.discount-popup {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.popup-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.popup-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 460px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 24px;
    padding: 48px 40px;
    animation: popupIn 0.4s var(--ease-out);
}

@keyframes popupIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.popup-close {
    position: absolute;
    top: 16px;
    right: 16px;
    color: var(--gray-500);
    transition: color var(--transition-fast);
    padding: 4px;
}

.popup-close:hover {
    color: var(--white);
}

.popup-inner {
    text-align: center;
}

.popup-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--cyan);
    margin-bottom: 16px;
}

.popup-title {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
}

.popup-desc {
    font-size: 15px;
    line-height: 1.7;
    color: var(--gray-400);
    margin-bottom: 28px;
}

.popup-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.popup-form input {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    color: var(--white);
    font-size: 15px;
    transition: border-color var(--transition-fast);
}

.popup-form input::placeholder {
    color: var(--gray-600);
}

.popup-form input:focus {
    border-color: var(--blue);
}

.popup-disclaimer {
    font-size: 12px;
    color: var(--gray-600);
    margin-top: 8px;
}

/* =============================================
   COOKIE CONSENT BANNER (GDPR / EU)
   ============================================= */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9500;
    background: rgba(6,12,28,0.97);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    backdrop-filter: saturate(180%) blur(24px);
    border-top: 1px solid rgba(90,140,235,0.15);
    padding: 20px 24px;
    transform: translateY(100%);
    transition: transform 0.5s var(--ease-out);
}
.cookie-banner.visible {
    transform: translateY(0);
}
.cookie-banner-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.cookie-banner-text {
    flex: 1;
    font-size: 13px;
    line-height: 1.6;
    color: var(--gray-300);
}
.cookie-banner-text a {
    color: var(--cyan);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.cookie-banner-text a:hover {
    color: #fff;
}
.cookie-banner-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}
.cookie-btn {
    padding: 10px 22px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    font-family: inherit;
}
.cookie-btn-accept {
    background: var(--gradient-main);
    color: #fff;
}
.cookie-btn-accept:hover {
    opacity: 0.9;
    box-shadow: 0 4px 20px rgba(0,122,255,0.3);
}
.cookie-btn-reject {
    background: rgba(255,255,255,0.06);
    color: var(--gray-300);
    border: 1px solid rgba(255,255,255,0.1);
}
.cookie-btn-reject:hover {
    background: rgba(255,255,255,0.1);
    color: #fff;
}
@media (max-width: 600px) {
    .cookie-banner-inner {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }
    .cookie-banner-actions {
        width: 100%;
    }
    .cookie-btn {
        flex: 1;
        padding: 12px 16px;
    }
}

/* =============================================
   COLLABORATION PAGE
   ============================================= */
.collab-body {
    background: var(--bg-primary);
    color: var(--text-primary);
}
.collab-hero {
    padding: 140px 0 60px;
    text-align: center;
    background: linear-gradient(180deg, #060c1c 0%, var(--bg-primary) 100%);
}
.collab-hero-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 700;
    margin: 16px 0 12px;
    color: #fff;
}
.collab-hero-desc {
    color: var(--gray-400);
    font-size: 1.05rem;
    max-width: 580px;
    margin: 0 auto;
    line-height: 1.6;
}
.collab-image-section {
    padding: 0;
}
.collab-image-wrap {
    position: relative;
    width: 100%;
    overflow: hidden;
}
.collab-image {
    width: 100%;
    height: auto;
    display: block;
}
.collab-image-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(to bottom, #000 0%, transparent 30%),
        linear-gradient(to top, #000 0%, transparent 30%);
}
.collab-content {
    padding: 0 0 80px;
}
.collab-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}
.collab-text h2 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}
.collab-text p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 16px;
}
.collab-benefits {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.collab-benefit {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.collab-benefit svg {
    flex-shrink: 0;
    margin-top: 2px;
}
.collab-benefit strong {
    display: block;
    color: #fff;
    font-size: 0.95rem;
    margin-bottom: 4px;
}
.collab-benefit span {
    color: var(--gray-400);
    font-size: 0.88rem;
    line-height: 1.5;
}
.collab-form-wrap {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 36px 32px;
}
.collab-form-wrap h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 24px;
}
.collab-field {
    margin-bottom: 16px;
}
.collab-field label {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 6px;
    font-weight: 500;
}
.collab-field input,
.collab-field textarea {
    width: 100%;
    padding: 12px 14px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: #fff;
    font-size: 0.95rem;
    font-family: var(--font-body);
    outline: none;
    transition: border-color 0.2s;
    box-sizing: border-box;
}
.collab-field input:focus,
.collab-field textarea:focus {
    border-color: var(--cyan);
}
.collab-field textarea {
    resize: vertical;
    min-height: 100px;
}
.collab-consents {
    margin: 20px 0 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.collab-consent {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 12px;
    color: var(--gray-400);
    cursor: pointer;
    line-height: 1.5;
}
.collab-consent input[type="checkbox"] {
    margin-top: 2px;
    accent-color: var(--accent-warm);
    min-width: 16px;
    min-height: 16px;
}
.collab-consent a {
    color: var(--cyan);
    text-decoration: underline;
}
.collab-consent a:hover {
    color: #fff;
}
.collab-submit {
    width: 100%;
    margin-top: 8px;
}
.collab-footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-subtle);
}
.collab-footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}
.collab-footer-links {
    display: flex;
    gap: 24px;
}
.collab-footer-links a {
    color: var(--gray-500);
    font-size: 0.85rem;
    text-decoration: none;
    transition: color 0.2s;
}
.collab-footer-links a:hover {
    color: #fff;
}
.collab-footer-copy {
    color: var(--gray-600);
    font-size: 0.8rem;
}
@media (max-width: 768px) {
    .collab-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .collab-hero {
        padding: 120px 0 40px;
    }
}


/* =============================================
   20. RESPONSIVE — 768px
   ============================================= */
@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }

    .nav-links {
        display: none;
    }

    .menu-btn {
        display: flex;
    }

    /* Hero */
    .hero h1 {
        font-size: clamp(28px, 8vw, 44px);
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-cta .btn {
        width: 100%;
    }

    .scroll-indicator {
        display: none;
    }

    /* Promises */
    .promise-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .promises-labels {
        grid-template-columns: 1fr;
    }
    .promises-bottom {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    /* Tech Cards */
    .tech-cards {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    /* NASA */
    .nasa-hero-block {
        min-height: 400px;
    }

    .nasa-bg-image {
        width: 100%;
        opacity: 0.25;
    }

    .nasa-bg-overlay {
        background: linear-gradient(0deg, var(--bg-primary) 20%, transparent 100%);
    }

    .nasa-benefits {
        grid-template-columns: repeat(2, 1fr);
    }

    .nasa-certifications {
        grid-template-columns: repeat(2, 1fr);
    }

    /* PCM */
    .pcm-cross-section {
        height: 280px;
    }

    .pcm-steps-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .pcm-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    /* How It Works */
    .how-it-works-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .how-it-works-visual {
        position: static;
    }

    /* Products */
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Reviews */
    .reviews-grid {
        grid-template-columns: 1fr;
    }

    /* Newsletter */
    .newsletter-block {
        flex-direction: column;
        gap: 32px;
        text-align: center;
    }

    .newsletter-content .section-title,
    .newsletter-content .section-desc {
        text-align: center;
    }

    .newsletter-content .section-desc {
        margin: 0 auto;
    }

    .newsletter-form {
        max-width: 100%;
    }

    .newsletter-input-group {
        flex-direction: column;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    /* Cart */
    .cart-drawer {
        max-width: 100%;
    }

    /* Android tap & touch fixes */
    .btn, .cart-btn, .menu-btn, .filter-btn, .phase-tab, .ig-arrow {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }

    /* Prevent horizontal overflow on Android */
    .section, .container {
        overflow-x: hidden;
    }

    /* Better touch targets */
    .nav-links a {
        padding: 8px 0;
    }

    /* Canvas performance on mobile */
    .hero-stars-canvas,
    .footer-canvas,
    #cosmos-wave-canvas {
        will-change: auto;
    }

    /* Video performance on Android */
    video {
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
}

/* =============================================
   21. RESPONSIVE — 480px
   ============================================= */
@media (max-width: 480px) {
    .section {
        padding: 64px 0;
    }

    .container {
        padding: 0 16px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .hero h1 {
        font-size: 28px;
    }

    .promise-them,
    .promise-us {
        padding: 14px 16px;
        font-size: 13px;
    }

    /* NASA */
    .nasa-benefits {
        grid-template-columns: 1fr;
    }

    .nasa-certifications {
        grid-template-columns: 1fr;
    }

    .nasa-hero-block {
        min-height: 350px;
    }

    /* PCM */
    .pcm-cross-section {
        height: 220px;
    }

    .pcm-stats {
        grid-template-columns: 1fr 1fr;
    }

    /* Products */
    .product-grid {
        grid-template-columns: 1fr;
    }

    .product-filters {
        gap: 6px;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 13px;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    /* How Steps */
    .how-step {
        flex-direction: column;
        gap: 12px;
    }

    /* Popup */
    .popup-content {
        padding: 32px 24px;
        border-radius: 20px;
    }

    .popup-title {
        font-size: 24px;
    }

    /* Sticky bar */
    .sticky-bar-subtitle {
        display: none;
    }
}

/* =============================================
   22. RESPONSIVE — 360px (small Android: Galaxy, Xiaomi Redmi)
   ============================================= */
@media (max-width: 360px) {
    .container {
        padding: 0 12px;
    }

    .section {
        padding: 48px 0;
    }

    .hero h1 {
        font-size: 24px;
    }

    .hero-subtitle {
        font-size: 14px;
    }

    .btn-lg {
        padding: 14px 24px;
        font-size: 14px;
    }

    .popup-content {
        padding: 24px 16px;
        border-radius: 16px;
        margin: 8px;
    }

    .popup-title {
        font-size: 20px;
    }

    .popup-desc {
        font-size: 13px;
    }

    .sticky-bar-title {
        font-size: 13px;
    }

    .mobile-menu {
        width: 100%;
    }

    .footer-grid {
        gap: 20px;
    }

    .section-title {
        font-size: clamp(22px, 5vw, 36px);
    }
}
/* ============ PRODUCTS CAROUSEL ============ */
.products-carousel-wrap {
    position: relative;
    padding: 0 8px;
}

.products-carousel {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    overflow-y: visible;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    padding: 8px 0 16px;
}
.products-carousel::-webkit-scrollbar { display: none; }

.products-carousel .pc-card {
    flex: 0 0 calc((100% - 72px) / 4);
    scroll-snap-align: start;
    min-width: 240px;
}

@media (max-width: 1024px) {
    .products-carousel .pc-card {
        flex: 0 0 calc((100% - 48px) / 3);
    }
}
@media (max-width: 768px) {
    .products-carousel .pc-card {
        flex: 0 0 calc((100% - 24px) / 2);
    }
}
@media (max-width: 480px) {
    .products-carousel .pc-card {
        flex: 0 0 80%;
    }
}

.pc-arrow {
    position: absolute;
    top: 45%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid rgba(0,0,0,0.08);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0E1116;
    transition: opacity .25s, transform .15s;
}
.pc-arrow:hover { transform: translateY(-50%) scale(1.05); }
.pc-arrow.pc-arrow-left  { left: -24px; }
.pc-arrow.pc-arrow-right { right: -24px; }
.pc-arrow.pc-disabled { opacity: .35; cursor: default; }
.pc-arrow.pc-disabled:hover { transform: translateY(-50%); }

@media (max-width: 768px) {
    .pc-arrow { width: 40px; height: 40px; }
    .pc-arrow.pc-arrow-left  { left: 4px; }
    .pc-arrow.pc-arrow-right { right: 4px; }
}

.badge-sold {
    background: #555 !important;
    color: #fff;
}
/* ============ CART QUANTITY CONTROLS ============ */
.cart-line-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin: 6px 0;
}

.cart-line-variant {
    color: rgba(255,255,255,0.65);
    font-size: 14px;
}

.cart-qty {
    display: inline-flex;
    align-items: center;
    gap: 0;
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: 6px;
    overflow: hidden;
}

.cart-qty-btn {
    background: transparent;
    border: none;
    color: #fff;
    width: 28px;
    height: 28px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s;
    padding: 0;
}

.cart-qty-btn:hover:not(:disabled) {
    background: rgba(255,255,255,0.08);
}

.cart-qty-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.cart-qty-val {
    min-width: 28px;
    text-align: center;
    font-weight: 600;
    color: #fff;
    font-size: 14px;
    user-select: none;
}
/* Docięcie odstępu odor → cosmos (po usunięciu pcmvideo) */
.odor-section { padding-bottom: 16px; }
.cosmos-section { padding-top: 16px; }
.how-it-works { padding-bottom: 32px; }
<style>
.collection-copy{padding:36px 0;border-top:1px solid rgba(255,255,255,.08)}
.collection-copy-inner{max-width:820px;margin:0 auto;color:#c9ced6;line-height:1.7;font-size:15px}
.collection-copy-inner h3{color:#fff;font-size:16px;margin:20px 0 6px}
.collection-copy-inner summary{cursor:pointer;color:#fff;font-weight:600;margin:6px 0 12px}
.collection-copy-inner a{color:#86A5C7}
</style>