/* ============================================
   HAMMIXER — DARK COCKPIT THEME
   A control-room aesthetic for ham radio
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    /* Background layers */
    --bg-deep: #080b10;
    --bg-base: #0d1117;
    --bg-surface: #151b24;
    --bg-card: #1a2130;
    --bg-card-hover: #1f2940;
    --bg-elevated: #222d3d;

    /* Primary accent: teal/cyan (instrument glow) */
    --accent: #00d4aa;
    --accent-bright: #00f5c8;
    --accent-dim: #008f72;
    --accent-glow: rgba(0, 212, 170, 0.15);
    --accent-glow-strong: rgba(0, 212, 170, 0.3);

    /* Secondary accent: amber (frequency LCD) */
    --amber: #f0b429;
    --amber-bright: #ffd166;
    --amber-dim: #c49000;

    /* CTA green */
    --green: #22c55e;
    --green-dim: #16a34a;

    /* Text */
    --text-primary: #f0f4f8;
    --text-secondary: #94a3b8;
    --text-tertiary: #64748b;
    --text-muted: #475569;

    /* Borders */
    --border: #1e293b;
    --border-bright: #334155;
    --border-accent: rgba(0, 212, 170, 0.2);

    /* Typography */
    --font-display: 'Outfit', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Space Mono', monospace;
    --font-body: 'Outfit', system-ui, sans-serif;

    /* Sizing */
    --container-max: 1280px;
    --container-narrow: 960px;
    --nav-height: 72px;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;

    /* Transitions */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-padding-top: var(--nav-height);
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    color: var(--text-secondary);
    background: var(--bg-deep);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Noise texture overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
}

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

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s var(--ease);
}

a:hover {
    color: var(--accent-bright);
}

::selection {
    background: var(--accent);
    color: var(--bg-deep);
}

/* --- Container --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 14px 32px;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    text-decoration: none;
    line-height: 1;
    letter-spacing: 0.01em;
}

.btn-icon {
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-deep);
}

.btn-primary:hover {
    background: var(--accent-bright);
    color: var(--bg-deep);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 170, 0.3);
}

.btn-glow {
    box-shadow: 0 0 20px rgba(0, 212, 170, 0.2), inset 0 1px 0 rgba(255,255,255,0.1);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-bright);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

.btn-buy {
    background: var(--green);
    color: #fff;
    width: 100%;
    justify-content: center;
    padding: 16px 32px;
    font-size: 1rem;
}

.btn-buy:hover {
    background: var(--green-dim);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(34, 197, 94, 0.3);
}

.btn-buy-featured {
    background: var(--accent);
    color: var(--bg-deep);
    font-size: 1.05rem;
}

.btn-buy-featured:hover {
    background: var(--accent-bright);
    box-shadow: 0 8px 30px rgba(0, 212, 170, 0.4);
}

.btn-download {
    background: var(--accent);
    color: var(--bg-deep);
    width: 100%;
    justify-content: center;
    padding: 14px 24px;
}

.btn-download:hover {
    background: var(--accent-bright);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 170, 0.3);
}

.btn-download svg {
    width: 18px;
    height: 18px;
}

/* Coming Soon state — add/remove .btn-soon + disabled to toggle */
.btn-soon {
    background: rgba(240, 180, 41, 0.08) !important;
    border: 1px solid rgba(240, 180, 41, 0.25) !important;
    color: var(--amber) !important;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: default !important;
    transform: none !important;
    box-shadow: none !important;
    pointer-events: none;
}

/* --- Section Base --- */
.section {
    padding: 120px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.section-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
    padding: 6px 16px;
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    background: var(--accent-glow);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.text-accent {
    color: var(--accent);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* --- Fade-in Animation --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}


/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.navbar.scrolled {
    background: rgba(8, 11, 16, 0.85);
    backdrop-filter: blur(20px) saturate(1.5);
    -webkit-backdrop-filter: blur(20px) saturate(1.5);
    box-shadow: 0 1px 0 var(--border);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.nav-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.nav-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: color 0.2s var(--ease), background 0.2s var(--ease);
    text-decoration: none;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent);
    background: var(--accent-glow);
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s var(--ease);
}

.nav-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}


/* ============================================
   HERO
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
    filter: brightness(0.40) saturate(0.75);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at center, transparent 0%, var(--bg-deep) 76%),
        linear-gradient(180deg, rgba(8,11,16,0.35) 0%, rgba(8,11,16,0.15) 40%, rgba(8,11,16,0.78) 100%),
        linear-gradient(180deg, transparent 0%, rgba(0,50,80,0.08) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 24px;
    padding-top: 24px;
}

.hero-logo {
    width: 120px;
    height: 120px;
    object-fit: contain;
    margin: 0 auto 24px;
    filter: drop-shadow(0 0 40px rgba(0, 212, 170, 0.2));
    animation: heroLogoFloat 6s ease-in-out infinite;
}

@keyframes heroLogoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1;
    margin-bottom: 16px;
}

.hero-tagline {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: -0.01em;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: clamp(0.9rem, 1.5vw, 1.05rem);
    color: var(--text-secondary);
    font-weight: 500;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.5);
    margin-bottom: 40px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--text-tertiary);
    border-bottom: 2px solid var(--text-tertiary);
    transform: rotate(45deg);
    opacity: 0.5;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.5; }
    50% { transform: translateX(-50%) translateY(10px); opacity: 1; }
}


/* ============================================
   PRODUCT OVERVIEW
   ============================================ */

.section-overview {
    background: var(--bg-base);
}

.product-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
    transition: all 0.4s var(--ease);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.4s var(--ease);
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.product-card:hover::before {
    opacity: 1;
}

.product-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    color: var(--accent);
}

.product-icon svg {
    width: 100%;
    height: 100%;
}

.product-card h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.product-badge {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}

.product-card p:not(.product-badge) {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.product-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--amber);
    padding: 6px 14px;
    border: 1px solid rgba(240, 180, 41, 0.2);
    border-radius: 100px;
    background: rgba(240, 180, 41, 0.08);
}

/* Ecosystem Diagram */
.ecosystem {
    max-width: 900px;
    margin: 0 auto;
}

.ecosystem-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    padding: 40px 20px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow-x: auto;
}

.eco-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 20px;
    flex-shrink: 0;
}

.eco-node svg {
    width: 48px;
    height: 48px;
    color: var(--accent);
}

.eco-node span {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

.eco-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    min-width: 120px;
}

.eco-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    white-space: nowrap;
}

.eco-line {
    width: 100%;
    height: 2px;
    background: var(--border-bright);
    position: relative;
    border-radius: 1px;
}

.eco-pulse {
    position: absolute;
    width: 20px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
    animation: ecoPulse 2.5s linear infinite;
    box-shadow: 0 0 8px var(--accent);
}

@keyframes ecoPulse {
    0% { left: -20px; }
    100% { left: 100%; }
}

@keyframes ecoPulseMobile {
    0% { top: -12px; }
    100% { top: 100%; }
}

.eco-client-stack {
    display: flex;
    gap: 8px;
}

.eco-phone-icon {
    width: 36px !important;
    height: 36px !important;
    opacity: 0.8;
}


/* ============================================
   DESKTOP SHOWCASE
   ============================================ */

.section-desktop {
    background: var(--bg-deep);
    overflow: hidden;
}

.desktop-showcase {
    margin-bottom: 64px;
    perspective: 1200px;
}

.screenshot-frame {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.screenshot-perspective {
    transform: rotateY(-4deg) rotateX(2deg);
    transition: transform 0.6s var(--ease);
    position: relative;
}

.screenshot-perspective:hover {
    transform: rotateY(-1deg) rotateX(0.5deg);
}

.desktop-screenshot {
    border-radius: var(--radius);
    box-shadow:
        0 40px 80px rgba(0, 0, 0, 0.5),
        0 0 0 1px var(--border),
        0 0 80px rgba(0, 212, 170, 0.05);
}

.screenshot-reflection {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.03) 0%, transparent 50%);
    border-radius: var(--radius);
    pointer-events: none;
}

.desktop-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 960px;
    margin: 0 auto;
}

.feature-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-dot {
    width: 8px;
    height: 8px;
    min-width: 8px;
    border-radius: 50%;
    background: var(--accent);
    margin-top: 8px;
    box-shadow: 0 0 8px var(--accent-glow-strong);
}

.feature-item h4 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.desktop-extra {
    max-width: 800px;
    margin: 48px auto 0;
}

.extra-badge {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 24px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.extra-badge svg {
    width: 20px;
    height: 20px;
    min-width: 20px;
    color: var(--amber);
    margin-top: 2px;
}


/* ============================================
   MOBILE SHOWCASE
   ============================================ */

.section-mobile {
    background: var(--bg-base);
}

.mobile-showcase {
    margin-bottom: 64px;
}

/* === 3D Coverflow Carousel === */
.coverflow {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 0 20px;
    user-select: none;
    overflow: hidden;
}

.coverflow-viewport {
    perspective: 1200px;
    perspective-origin: 50% 50%;
    overflow: visible;
    position: relative;
    height: auto;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 20px 0;
}

.coverflow-track {
    position: relative;
    width: 260px;
    transform-style: preserve-3d;
}

.coverflow-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 260px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.55s cubic-bezier(0.23, 1, 0.32, 1),
                opacity 0.55s cubic-bezier(0.23, 1, 0.32, 1),
                filter 0.55s cubic-bezier(0.23, 1, 0.32, 1);
    cursor: pointer;
    will-change: transform, opacity;
}

.coverflow-slide.active {
    z-index: 10;
    cursor: default;
}

.mobile-screenshot {
    width: 260px;
    height: auto;
    border-radius: 0;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5));
    transition: filter 0.55s cubic-bezier(0.23, 1, 0.32, 1);
}

.coverflow-slide.active .mobile-screenshot {
    filter:
        drop-shadow(0 25px 50px rgba(0, 0, 0, 0.6))
        drop-shadow(0 0 30px rgba(0, 212, 170, 0.1));
}

.slide-caption {
    margin-top: 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: center;
    font-weight: 500;
    transition: opacity 0.4s ease;
    opacity: 0;
    white-space: nowrap;
}

.coverflow-slide.active .slide-caption {
    opacity: 1;
}

/* Coverflow Navigation Buttons */
.coverflow-btn {
    position: absolute;
    top: 45%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border: 1px solid var(--border-bright);
    border-radius: 50%;
    background: rgba(26, 33, 48, 0.85);
    backdrop-filter: blur(8px);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s var(--ease);
    z-index: 20;
}

.coverflow-btn:hover {
    background: var(--accent);
    color: var(--bg-deep);
    border-color: var(--accent);
    box-shadow: 0 0 24px rgba(0, 212, 170, 0.25);
}

.coverflow-btn svg {
    width: 20px;
    height: 20px;
}

.coverflow-prev { left: 0; }
.coverflow-next { right: 0; }

/* Coverflow Dots */
.coverflow-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 16px;
}

.coverflow-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-bright);
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    padding: 0;
}

.coverflow-dot.active {
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow-strong);
    transform: scale(1.2);
}

/* Mobile Features */
.mobile-feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 960px;
    margin: 0 auto;
}

.mf-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: border-color 0.3s var(--ease);
}

.mf-item:hover {
    border-color: var(--border-accent);
}

.mf-item svg {
    width: 24px;
    height: 24px;
    min-width: 24px;
    color: var(--accent);
}

.mf-item span {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.4;
}


/* ============================================
   FEATURES GRID
   ============================================ */

.section-features {
    background: var(--bg-deep);
    position: relative;
}

/* Subtle top/bottom gradient lines */
.section-features::before,
.section-features::after {
    content: '';
    position: absolute;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-bright), transparent);
}

.section-features::before { top: 0; }
.section-features::after { bottom: 0; }

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: all 0.4s var(--ease);
    position: relative;
}

.feature-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-2px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}

.fc-icon {
    width: 44px;
    height: 44px;
    margin-bottom: 20px;
    color: var(--accent);
}

.fc-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h4 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.fc-platforms {
    display: flex;
    gap: 6px;
}

.platform-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    padding: 3px 10px;
    border: 1px solid var(--border);
    border-radius: 100px;
    text-transform: uppercase;
}

.features-footnotes {
    text-align: center;
    margin-top: 48px;
}

.features-footnotes p {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    font-style: italic;
}


/* ============================================
   DETAILED FEATURE COMPARISON — ACCORDION
   ============================================ */

.section-comparison {
    background: var(--bg-deep);
}

.cmp-accordion {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ---- Accordion group ---- */
.cmp-group {
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
    background: var(--bg-card);
    transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.cmp-group.open {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px rgba(0, 212, 170, 0.15), 0 8px 32px rgba(0, 0, 0, 0.25);
}

/* ---- Trigger button ---- */
.cmp-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-primary);
    transition: background 0.2s var(--ease);
}

.cmp-trigger:hover {
    background: rgba(0, 212, 170, 0.04);
}

.cmp-trigger-inner {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.cmp-icon {
    width: 22px;
    height: 22px;
    min-width: 22px;
    color: var(--accent);
    opacity: 0.7;
}

.cmp-group.open .cmp-icon {
    opacity: 1;
}

.cmp-trigger-inner > span:first-of-type {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cmp-count {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-tertiary);
    background: var(--bg-base);
    padding: 3px 10px;
    border-radius: 20px;
    white-space: nowrap;
    letter-spacing: 0.03em;
}

.cmp-chevron {
    width: 20px;
    height: 20px;
    min-width: 20px;
    color: var(--text-tertiary);
    transition: transform 0.35s var(--ease), color 0.35s var(--ease);
}

.cmp-group.open .cmp-chevron {
    transform: rotate(180deg);
    color: var(--accent);
}

/* ---- Collapse body ---- */
.cmp-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.cmp-group.open .cmp-body {
    max-height: 2000px;
    transition: max-height 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ---- Table inside accordion ---- */
.cmp-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 0.88rem;
    margin: 0;
}

.cmp-table thead th {
    background: var(--bg-elevated);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 10px 20px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.cmp-table thead th:first-child {
    text-align: left;
    padding-left: 24px;
}

.cmp-table thead th:not(:first-child) {
    text-align: center;
    width: 100px;
}

.cmp-table tbody td {
    padding: 11px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    vertical-align: middle;
}

.cmp-table tbody td:first-child {
    text-align: left;
    color: var(--text-primary);
    font-weight: 400;
    padding-left: 24px;
    line-height: 1.4;
}

.cmp-table tbody td:not(:first-child) {
    text-align: center;
    width: 100px;
}

.cmp-table tbody tr:last-child td {
    border-bottom: none;
}

.cmp-table tbody tr:hover td {
    background: rgba(0, 212, 170, 0.03);
}

/* Sub-category label rows */
.cmp-sub td {
    color: var(--accent) !important;
    font-weight: 600 !important;
    font-size: 0.78rem !important;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding-top: 16px !important;
    padding-bottom: 8px !important;
    border-bottom: 1px solid rgba(0, 212, 170, 0.12) !important;
    background: none !important;
}

/* ---- Checkmark (yes) ---- */
.cmp-y {
    color: var(--accent) !important;
}

.cmp-y svg {
    width: 18px;
    height: 18px;
    display: inline-block;
    vertical-align: middle;
    filter: drop-shadow(0 0 4px rgba(0, 212, 170, 0.35));
}

/* ---- Dash (no) ---- */
.cmp-n {
    color: var(--text-tertiary) !important;
    font-size: 1rem;
    opacity: 0.4;
}

/* "via tunnel" note style */
.cmp-note {
    font-size: 0.72rem !important;
    font-style: italic;
    letter-spacing: 0.02em;
}


/* ============================================
   SUPPORTED RADIOS
   ============================================ */

.section-radios {
    background: var(--bg-base);
}

.radios-content {
    max-width: 900px;
    margin: 0 auto;
}

.radio-brand-primary,
.radio-brand-coming {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin-bottom: 24px;
}

.brand-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 12px;
}

.brand-header h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.brand-status {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 100px;
}

.brand-live {
    color: var(--accent);
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
}

.brand-soon {
    color: var(--amber);
    background: rgba(240, 180, 41, 0.08);
    border: 1px solid rgba(240, 180, 41, 0.2);
}

.radio-models-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.radio-model {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 20px 16px;
    text-align: center;
    transition: border-color 0.3s var(--ease);
}

.radio-model:hover {
    border-color: var(--border-accent);
}

.model-name {
    display: block;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.model-type {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.radio-model-more {
    border-style: dashed;
    border-color: var(--border-bright);
}

.radio-model-more .model-name {
    color: var(--accent);
}

.radio-note {
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

.coming-brands {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.coming-brand {
    padding: 20px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.coming-brand h4 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.coming-brand p {
    font-size: 0.82rem;
    color: var(--text-tertiary);
}


/* ============================================
   PLATFORM REQUIREMENTS
   ============================================ */

.section-platforms {
    background: var(--bg-deep);
}

.platform-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.platform-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
    transition: all 0.4s var(--ease);
}

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

.platform-card-soon {
    opacity: 0.5;
}

.platform-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 20px;
    color: var(--accent);
}

.platform-icon svg {
    width: 100%;
    height: 100%;
}

.platform-card h4 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.platform-req {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.platform-status {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 5px 14px;
    border-radius: 100px;
}

.platform-available {
    color: var(--accent);
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
}

.platform-coming {
    color: var(--text-tertiary);
    background: rgba(100, 116, 139, 0.1);
    border: 1px solid var(--border);
}


/* ============================================
   PRICING
   ============================================ */

.section-pricing {
    background: var(--bg-base);
    position: relative;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 800px;
    margin: 0 auto 48px;
    align-items: start;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    position: relative;
    transition: all 0.4s var(--ease);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
}

.pricing-card-featured {
    border-color: var(--accent);
    box-shadow: 0 0 40px rgba(0, 212, 170, 0.1);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--bg-deep);
    background: var(--accent);
    padding: 6px 20px;
    border-radius: 100px;
    white-space: nowrap;
}

.pricing-header {
    margin-bottom: 24px;
}

.pricing-header h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.pricing-type {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pricing-price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin-bottom: 4px;
    line-height: 1;
}

.price-currency {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 8px;
    margin-right: 4px;
}

.price-amount {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
}

.price-cents {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 8px;
}

.pricing-once {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    text-align: center;
    margin-bottom: 28px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 28px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li svg {
    width: 18px;
    height: 18px;
    min-width: 18px;
    color: var(--accent);
}

.pricing-features li strong {
    color: var(--text-primary);
}

.free-tag {
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 600;
}

.pricing-activation {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: 0.03em;
}

/* Pricing Notes */
.pricing-notes {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.pricing-trial {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 12px;
}

.pricing-trial svg {
    width: 20px;
    height: 20px;
    min-width: 20px;
}

.pricing-refund {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.pricing-delivery {
    font-size: 0.82rem;
    color: var(--text-tertiary);
}


/* ============================================
   DOWNLOADS
   ============================================ */

.section-downloads {
    background: var(--bg-deep);
}

.download-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.download-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
    transition: all 0.4s var(--ease);
}

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

.download-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    color: var(--accent);
}

.download-icon svg {
    width: 100%;
    height: 100%;
}

.download-card h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.download-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 24px;
}

.dm-version {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent);
}

.dm-platform {
    font-size: 0.82rem;
    color: var(--text-tertiary);
}

/* Store badges */
.store-badges {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.store-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
}

.store-badge svg {
    width: 24px;
    height: 24px;
    min-width: 24px;
    color: var(--text-secondary);
}

.store-badge div {
    text-align: left;
}

.store-badge small {
    display: block;
    font-size: 0.65rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.store-badge span {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.store-badge-soon {
    opacity: 0.5;
}

.coming-soon-overlay {
    position: absolute;
    right: 12px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--amber);
    padding: 4px 10px;
    border: 1px solid rgba(240, 180, 41, 0.2);
    border-radius: 100px;
    background: rgba(240, 180, 41, 0.08);
}

.mobile-notify {
    display: flex;
    gap: 8px;
}

.input-notify {
    flex: 1;
    padding: 10px 14px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.3s var(--ease);
}

.input-notify:focus {
    border-color: var(--accent);
}

.btn-notify {
    padding: 10px 16px;
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.82rem;
    white-space: nowrap;
    transition: all 0.3s var(--ease);
}

.btn-notify:hover {
    background: var(--accent);
    color: var(--bg-deep);
    border-color: var(--accent);
}


/* ============================================
   MODALS
   ============================================ */

.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    max-width: 480px;
    width: 100%;
    position: relative;
    animation: modalIn 0.3s var(--ease-bounce);
}

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

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s var(--ease);
}

.modal-close:hover {
    background: var(--accent);
    color: var(--bg-deep);
    border-color: var(--accent);
}

.modal h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.modal p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.modal-input {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    margin-bottom: 16px;
    outline: none;
    transition: border-color 0.3s var(--ease);
}

.modal-input:focus {
    border-color: var(--accent);
}

.btn-modal-submit {
    width: 100%;
    justify-content: center;
}

.btn-modal-submit svg {
    width: 18px;
    height: 18px;
}

.modal-note {
    font-size: 0.78rem !important;
    color: var(--text-tertiary) !important;
    text-align: center;
    margin-top: 16px;
    margin-bottom: 0 !important;
}

/* Success Modal */
.modal-success {
    text-align: center;
    max-width: 540px;
}

.success-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    color: var(--accent);
}

.success-icon svg {
    width: 100%;
    height: 100%;
}

.success-steps {
    text-align: left;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin: 24px 0;
}

.success-steps h4 {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.success-steps ol {
    padding-left: 24px;
}

.success-steps li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    line-height: 1.5;
}

.success-support {
    font-size: 0.85rem !important;
    color: var(--text-tertiary) !important;
}


/* ============================================
   VIDEO TUTORIALS
   ============================================ */

.section-support {
    background: var(--bg-base);
}

.video-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.video-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.4s var(--ease);
}

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

.video-thumbnail {
    position: relative;
    aspect-ratio: 16 / 9;
    background: var(--bg-surface);
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-play {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.4;
}

.video-play svg {
    width: 32px;
    height: 32px;
    color: var(--text-primary);
}

.video-soon-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--amber);
    padding: 4px 10px;
    border-radius: 100px;
    background: rgba(240, 180, 41, 0.15);
    border: 1px solid rgba(240, 180, 41, 0.2);
}

.video-card h4 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
    padding: 20px 24px 8px;
}

.video-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0 24px 16px;
    line-height: 1.5;
}

.manual-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 24px 24px;
    padding: 8px 18px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-glow);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: 100px;
    transition: all 0.3s var(--ease);
    text-decoration: none;
}

.manual-link:hover {
    background: rgba(0, 212, 170, 0.25);
    border-color: var(--accent);
    color: var(--accent-bright);
    transform: translateY(-1px);
}

.manual-link svg {
    width: 16px;
    height: 16px;
}


/* ============================================
   FAQ
   ============================================ */

.section-faq {
    background: var(--bg-deep);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
    border-top: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
    text-align: left;
    transition: color 0.2s var(--ease);
}

.faq-question:hover {
    color: var(--accent);
}

.faq-chevron {
    width: 20px;
    height: 20px;
    min-width: 20px;
    color: var(--text-tertiary);
    transition: transform 0.3s var(--ease);
}

.faq-item.open .faq-chevron {
    transform: rotate(180deg);
    color: var(--accent);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease), padding 0.4s var(--ease);
}

.faq-item.open .faq-answer {
    max-height: 500px;
    padding-bottom: 24px;
}

.faq-answer p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
}


/* ============================================
   ABOUT
   ============================================ */

.section-about {
    background: var(--bg-base);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 64px;
    align-items: center;
    max-width: 960px;
    margin: 0 auto;
}

.about-text .section-label {
    margin-bottom: 12px;
}

.about-text .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.callsign-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--amber);
    padding: 6px 20px;
    border: 2px solid var(--amber);
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    letter-spacing: 0.1em;
}

.about-text p {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.about-vision {
    font-style: italic;
    color: var(--accent) !important;
    font-weight: 500;
}

.qrz-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 8px;
}

.qrz-link svg {
    width: 16px;
    height: 16px;
}

/* Desktop: show side photo, hide inline photo */
.about-photo-mobile {
    display: none;
}

.about-photo {
    flex-shrink: 0;
}

.about-photo-img {
    width: 240px;
    height: 280px;
    object-fit: cover;
    object-position: center top;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.photo-placeholder span {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    font-style: italic;
}


/* ============================================
   CONTACT & SUGGESTIONS
   ============================================ */

.section-contact {
    background: var(--bg-deep);
}

.contact-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.contact-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 32px;
    background: var(--bg-surface);
    padding: 4px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.tab-btn {
    flex: 1;
    padding: 12px 24px;
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all 0.3s var(--ease);
}

.tab-btn.active {
    background: var(--accent);
    color: var(--bg-deep);
}

.tab-btn:hover:not(.active) {
    color: var(--text-primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.required {
    color: var(--accent);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.3s var(--ease);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--accent);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.btn-submit {
    width: 100%;
    justify-content: center;
    margin-top: 8px;
}

.form-status {
    margin-top: 16px;
    font-size: 0.9rem;
    text-align: center;
    min-height: 24px;
}

.form-status.success {
    color: var(--accent);
}

.form-status.error {
    color: #ef4444;
}

.contact-fallback {
    text-align: center;
    margin-top: 24px;
    font-size: 0.88rem;
    color: var(--text-tertiary);
}


/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    padding: 64px 0 32px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.footer-logo span {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-primary);
}

.footer-brand p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 8px;
    max-width: 360px;
}

.footer-passion {
    font-style: italic;
    color: var(--text-tertiary) !important;
    font-size: 0.82rem !important;
}

.footer-nav h4 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.footer-connect {
    margin-top: 24px;
}

.footer-nav ul {
    list-style: none;
}

.footer-nav li {
    margin-bottom: 8px;
}

.footer-nav a {
    font-size: 0.88rem;
    color: var(--text-secondary);
    transition: color 0.2s var(--ease);
}

.footer-nav a:hover {
    color: var(--accent);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    font-size: 0.82rem;
    color: var(--text-tertiary);
}

.footer-version {
    font-family: var(--font-mono);
    font-size: 0.75rem !important;
    color: var(--text-muted) !important;
}


/* ============================================
   COOKIE CONSENT
   ============================================ */

.cookie-banner {
    display: none;
    position: fixed;
    bottom: 24px;
    left: 24px;
    right: 24px;
    z-index: 9998;
    max-width: 480px;
}

.cookie-banner.visible {
    display: block;
    animation: slideUp 0.4s var(--ease);
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.cookie-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.cookie-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}

.cookie-buttons {
    display: flex;
    gap: 8px;
}

.btn-cookie-accept {
    padding: 10px 20px;
    background: var(--accent);
    color: var(--bg-deep);
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: background 0.2s var(--ease);
}

.btn-cookie-accept:hover {
    background: var(--accent-bright);
}

.btn-cookie-decline {
    padding: 10px 20px;
    background: transparent;
    color: var(--text-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}

.btn-cookie-decline:hover {
    color: var(--text-primary);
    border-color: var(--border-bright);
}


/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Tablet: 768px - 1199px */
@media (max-width: 1199px) {
    .product-cards {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

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

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

    .radio-models-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .download-cards {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .video-cards {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
        gap: 32px;
    }
}

/* Tablet portrait */
@media (max-width: 991px) {
    .product-cards {
        grid-template-columns: 1fr 1fr;
    }

    .product-card:last-child {
        grid-column: 1 / -1;
        max-width: 400px;
        margin: 0 auto;
    }

    .desktop-features {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .coming-brands {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-text .section-title {
        text-align: center;
    }

    /* Mobile: show inline photo (under title), hide side photo */
    .about-photo-mobile {
        display: flex;
        justify-content: center;
        margin: 0 auto 24px;
    }

    .about-photo-desktop {
        display: none;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

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

/* Mobile: < 768px */
@media (max-width: 767px) {
    :root {
        --nav-height: 64px;
    }

    .section {
        padding: 80px 0;
    }

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

    .hero-bg-img {
        filter: brightness(0.55) saturate(0.85);
    }

    /* Mobile Nav */
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: rgba(8, 11, 16, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 16px 24px;
        gap: 4px;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all 0.3s var(--ease);
        border-bottom: 1px solid var(--border);
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-link {
        padding: 12px 16px;
        font-size: 1rem;
    }

    /* Hero */
    .hero-logo {
        width: 80px;
        height: 80px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

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

    .product-card:last-child {
        max-width: none;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .mobile-feature-grid {
        grid-template-columns: 1fr;
    }

    /* Comparison accordion mobile */
    .cmp-trigger {
        padding: 14px 16px;
    }

    .cmp-trigger-inner > span:first-of-type {
        font-size: 0.88rem;
    }

    .cmp-count {
        display: none;
    }

    .cmp-table {
        font-size: 0.8rem;
    }

    .cmp-table thead th,
    .cmp-table tbody td {
        padding: 9px 12px;
    }

    .cmp-table thead th:first-child,
    .cmp-table tbody td:first-child {
        padding-left: 16px;
    }

    .cmp-table thead th:not(:first-child),
    .cmp-table tbody td:not(:first-child) {
        width: 70px;
    }

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

    .platform-cards {
        grid-template-columns: 1fr;
        max-width: 360px;
    }

    .pricing-cards {
        grid-template-columns: 1fr;
        max-width: 420px;
    }

    .download-cards {
        grid-template-columns: 1fr;
    }

    .download-card {
        padding: 32px 24px;
        overflow: hidden;
    }

    .video-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }

    /* Coverflow */
    .coverflow-track,
    .coverflow-slide {
        width: 220px;
    }

    .mobile-screenshot {
        width: 220px;
    }

    .coverflow-prev { left: 4px; }
    .coverflow-next { right: 4px; }

    .coverflow-btn {
        width: 36px;
        height: 36px;
    }

    .slide-caption {
        font-size: 0.8rem;
    }

    /* Ecosystem */
    .ecosystem-diagram {
        flex-direction: column;
        gap: 0;
        padding: 24px;
    }

    .eco-node {
        padding: 12px;
    }

    .eco-connector {
        transform: none;
        min-width: auto;
        width: auto;
        flex-direction: column;
        align-items: center;
        gap: 12px;
        padding: 0;
    }

    .eco-connector .eco-line {
        width: 2px;
        height: 36px;
    }

    .eco-connector .eco-pulse {
        width: 2px;
        height: 12px;
        animation: ecoPulseMobile 2.5s linear infinite;
    }

    /* Forms */
    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 24px;
    }

    /* Radio brand */
    .radio-brand-primary,
    .radio-brand-coming {
        padding: 24px;
    }

    .brand-header {
        flex-direction: column;
        align-items: flex-start;
    }

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

    .footer-brand {
        grid-column: auto;
    }

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

    /* Modal */
    .modal {
        padding: 32px 24px;
    }

    /* Screenshot perspective - less tilt on mobile */
    .screenshot-perspective {
        transform: rotateY(-2deg) rotateX(1deg);
    }

    /* Cookie banner full width on mobile */
    .cookie-banner {
        left: 12px;
        right: 12px;
        max-width: none;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .pricing-card {
        padding: 32px 24px;
    }

    .radio-models-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .radio-model {
        padding: 14px 10px;
    }

    .model-name {
        font-size: 0.88rem;
    }
}