/* ==========================================================================
   FleetPlus — Shared Futuristic Design System
   Dark "command center" aesthetic · glassmorphism · neon blue/cyan accents
   Pure CSS, no dependencies. Styles every page: index / features / faq / contact
   ========================================================================== */

/* ==========================================================================
   1. CSS VARIABLES
   ========================================================================== */
:root {
    /* Deep space base */
    --bg-0: #060a16;
    --bg-1: #0a0f1e;
    --bg-2: #0d1426;
    --bg-3: #111a30;

    /* Brand neon */
    --blue-300: #93c5fd;
    --blue-400: #60a5fa;
    --blue-500: #3b82f6;
    --blue-600: #2563eb;
    --blue-700: #1d4ed8;
    --cyan-400: #22d3ee;
    --cyan-500: #06b6d4;
    --cyan-600: #0891b2;

    /* Status */
    --green-400: #4ade80;
    --green-500: #22c55e;
    --amber-400: #fbbf24;
    --amber-500: #f59e0b;
    --red-400: #f87171;
    --red-500: #ef4444;
    --whatsapp: #25D366;

    /* Text on dark */
    --text-1: #eaf0fb;
    --text-2: #a7b4cc;
    --text-3: #74839f;

    /* Glass + hairlines */
    --glass-bg: linear-gradient(160deg, rgba(255,255,255,0.055) 0%, rgba(255,255,255,0.02) 100%);
    --glass-bg-strong: linear-gradient(160deg, rgba(255,255,255,0.09) 0%, rgba(255,255,255,0.03) 100%);
    --line: rgba(148,163,184,0.16);
    --line-soft: rgba(148,163,184,0.09);
    --inner-highlight: inset 0 1px 0 rgba(255,255,255,0.08);

    /* Glows */
    --glow-blue: 0 0 24px rgba(37,99,235,0.35), 0 0 64px rgba(37,99,235,0.15);
    --glow-cyan: 0 0 24px rgba(6,182,212,0.3), 0 0 64px rgba(6,182,212,0.12);
    --shadow-card: 0 12px 40px -12px rgba(0,0,0,0.5);
    --shadow-deep: 0 30px 80px -20px rgba(0,0,0,0.65);
    --shadow-blue: 0 8px 32px rgba(37,99,235,0.35), 0 0 0 1px rgba(96,165,250,0.25) inset;

    /* Gradients */
    --grad-brand: linear-gradient(135deg, var(--blue-600) 0%, var(--cyan-500) 100%);
    --grad-holo: linear-gradient(110deg, #60a5fa 0%, #22d3ee 40%, #818cf8 75%, #60a5fa 100%);
    --grad-title: linear-gradient(180deg, #ffffff 20%, #b9c8e6 100%);

    /* Type */
    --font-display: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'DM Sans', sans-serif;

    /* Shape */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --nav-height: 72px;
}

/* ==========================================================================
   2. RESET & BASE
   ========================================================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    color-scheme: dark;
}

body {
    font-family: var(--font-body);
    color: var(--text-2);
    background: var(--bg-0);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-1);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

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

ul { list-style: none; }

button { font: inherit; color: inherit; }

::selection {
    background: rgba(6,182,212,0.35);
    color: #fff;
}

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb {
    background: rgba(148,163,184,0.25);
    border-radius: 5px;
    border: 2px solid var(--bg-0);
}
::-webkit-scrollbar-thumb:hover { background: rgba(148,163,184,0.4); }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

/* Neon a11y focus rings */
:focus-visible {
    outline: 2px solid var(--cyan-400);
    outline-offset: 3px;
    border-radius: 4px;
    box-shadow: 0 0 12px rgba(34,211,238,0.5);
}

.hidden { display: none !important; }

/* ==========================================================================
   3. BACKGROUND SCENE — aurora mesh + grid  (add once per page, right after <body>)
   <div class="bg-scene" aria-hidden="true">
       <div class="aurora aurora-1"></div>
       <div class="aurora aurora-2"></div>
       <div class="aurora aurora-3"></div>
       <div class="bg-grid"></div>
   </div>
   ========================================================================== */
.bg-scene {
    position: fixed;
    inset: 0;
    z-index: -2;
    overflow: hidden;
    pointer-events: none;
    background:
        radial-gradient(120% 80% at 70% -10%, #0c1832 0%, transparent 55%),
        radial-gradient(90% 70% at 0% 100%, #0a1226 0%, transparent 60%),
        var(--bg-0);
}

.aurora {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.55;
    mix-blend-mode: screen;
    animation: aurora-drift 28s ease-in-out infinite alternate;
    will-change: transform;
}

.aurora-1 {
    width: 62vw; height: 62vw;
    top: -28vw; left: -16vw;
    background: radial-gradient(circle, rgba(37,99,235,0.38) 0%, transparent 65%);
}

.aurora-2 {
    width: 52vw; height: 52vw;
    top: -12vw; right: -18vw;
    background: radial-gradient(circle, rgba(6,182,212,0.3) 0%, transparent 65%);
    animation-delay: -9s;
    animation-duration: 34s;
}

.aurora-3 {
    width: 58vw; height: 58vw;
    bottom: -32vw; left: 22vw;
    background: radial-gradient(circle, rgba(99,102,241,0.22) 0%, transparent 65%);
    animation-delay: -18s;
    animation-duration: 40s;
}

@keyframes aurora-drift {
    0%   { transform: translate3d(0, 0, 0) scale(1); }
    100% { transform: translate3d(6vw, 5vh, 0) scale(1.18) rotate(8deg); }
}

.bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(96,165,250,0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(96,165,250,0.055) 1px, transparent 1px);
    background-size: 56px 56px;
    -webkit-mask-image: radial-gradient(80% 65% at 50% 0%, #000 0%, transparent 100%);
    mask-image: radial-gradient(80% 65% at 50% 0%, #000 0%, transparent 100%);
    animation: grid-pan 60s linear infinite;
}

@keyframes grid-pan {
    to { background-position: 56px 56px, 56px 56px; }
}

/* ==========================================================================
   4. TYPOGRAPHY HELPERS
   ========================================================================== */
/* Holographic animated gradient text — used by .highlight spans in headings */
.highlight,
.gradient-text {
    background: var(--grad-holo);
    background-size: 220% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    animation: holo-shift 7s ease-in-out infinite alternate;
}

@keyframes holo-shift {
    from { background-position: 0% center; }
    to   { background-position: 100% center; }
}

.section-title {
    font-size: clamp(28px, 4vw, 44px);
    margin-bottom: 16px;
    letter-spacing: -0.5px;
    background: var(--grad-title);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.section-subtitle {
    font-size: 17px;
    color: var(--text-2);
    max-width: 600px;
    line-height: 1.7;
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-header .section-subtitle { margin: 0 auto; }

/* Neon pill label */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--cyan-400);
    background: rgba(6,182,212,0.08);
    border: 1px solid rgba(6,182,212,0.28);
    padding: 7px 18px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    box-shadow: 0 0 18px rgba(6,182,212,0.12), var(--inner-highlight);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.section-label i { font-size: 11px; }

/* ==========================================================================
   5. ANIMATION CLASSES — scroll reveal (.reveal / .reveal-delay-N preserved)
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(32px) scale(0.985);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* Gentle levitation for floating accents */
.float {
    animation: float-y 6s ease-in-out infinite;
}

@keyframes float-y {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-12px); }
}

/* ==========================================================================
   6. 3D TILT — add data-tilt to any element; js/site.js drives the rotation
   ========================================================================== */
[data-tilt] {
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
}

[data-tilt].is-tilting {
    transition: transform 0.1s ease-out;
}

/* ==========================================================================
   7. BUTTONS — animated gradient + glow
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 15px;
    padding: 13px 28px;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

/* Shimmer sweep */
.btn-primary::after {
    content: '';
    position: absolute;
    top: 0; left: -80%;
    width: 50%; height: 100%;
    background: linear-gradient(105deg, transparent, rgba(255,255,255,0.35), transparent);
    transform: skewX(-20deg);
    transition: left 0.6s ease;
    pointer-events: none;
}

.btn-primary:hover::after { left: 130%; }

.btn-primary {
    background: linear-gradient(135deg, var(--blue-600) 0%, var(--cyan-500) 100%);
    background-size: 180% auto;
    color: #fff;
    box-shadow: var(--shadow-blue), 0 0 30px rgba(6,182,212,0.15);
}

.btn-primary:hover {
    background-position: right center;
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(37,99,235,0.5), 0 0 45px rgba(6,182,212,0.3),
                0 0 0 1px rgba(147,197,253,0.4) inset;
}

.btn-secondary {
    background: rgba(37,99,235,0.08);
    color: var(--blue-300);
    border: 1px solid rgba(96,165,250,0.35);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--inner-highlight);
}

.btn-secondary:hover {
    background: rgba(37,99,235,0.16);
    border-color: rgba(96,165,250,0.6);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--glow-blue), var(--inner-highlight);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: #fff;
    box-shadow: 0 8px 30px rgba(37,211,102,0.3), 0 0 0 1px rgba(74,222,128,0.25) inset;
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(37,211,102,0.45), 0 0 30px rgba(37,211,102,0.25),
                0 0 0 1px rgba(74,222,128,0.4) inset;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 16px;
}

.btn-text {
    background: none;
    color: var(--cyan-400);
    padding: 8px 4px;
    border-radius: var(--radius-sm);
}

.btn-text:hover { color: var(--blue-300); }

/* ==========================================================================
   8. GLASS SURFACES
   ========================================================================== */
/* Core glass card. Gradient hairline border via layered backgrounds. */
.glass-card {
    position: relative;
    background: var(--glass-bg);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-card), var(--inner-highlight);
    transition: border-color 0.35s ease, box-shadow 0.35s ease, transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), background 0.35s ease;
}

/* Gradient hairline on top edge */
.glass-card::before {
    content: '';
    position: absolute;
    top: 0; left: 12%; right: 12%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(96,165,250,0.55), rgba(34,211,238,0.55), transparent);
    opacity: 0.7;
    transition: opacity 0.35s ease;
    pointer-events: none;
}

.glass-card:hover {
    border-color: rgba(96,165,250,0.35);
    box-shadow: var(--shadow-card), var(--glow-blue), var(--inner-highlight);
}

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

/* Larger glass panel (CTA, form wrappers) */
.glass-panel {
    position: relative;
    background: var(--glass-bg-strong);
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-deep), var(--inner-highlight);
    overflow: hidden;
}

/* ==========================================================================
   9. DEVICE FRAME — glass browser chrome for light-UI screenshots
   Usage: <div class="device-frame" data-tilt><img src="..." alt="..."></div>
   Phone: <div class="device-frame phone"><img ...></div>
   ========================================================================== */
.device-frame {
    position: relative;
    border-radius: 18px;
    padding: 42px 12px 12px;
    background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.04) 12%, rgba(255,255,255,0.025) 100%);
    border: 1px solid rgba(148,163,184,0.22);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-deep), var(--inner-highlight);
}

/* Ambient glow behind the frame */
.device-frame::before {
    content: '';
    position: absolute;
    inset: -6%;
    z-index: -1;
    border-radius: 32px;
    background: radial-gradient(55% 55% at 50% 45%, rgba(37,99,235,0.3) 0%, rgba(6,182,212,0.12) 45%, transparent 72%);
    filter: blur(32px);
    pointer-events: none;
}

/* Browser traffic-light dots */
.device-frame::after {
    content: '';
    position: absolute;
    top: 16px; left: 20px;
    width: 10px; height: 10px;
    border-radius: 50%;
    background: rgba(255,95,87,0.9);
    box-shadow: 18px 0 0 rgba(254,188,46,0.9), 36px 0 0 rgba(39,201,63,0.9);
}

.device-frame img {
    width: 100%;
    border-radius: 10px;
    border: 1px solid rgba(148,163,184,0.18);
}

.device-frame.phone {
    padding: 12px;
    border-radius: 28px;
    max-width: 220px;
}

.device-frame.phone::after { display: none; }
.device-frame.phone img { border-radius: 20px; }

/* ==========================================================================
   10. NAVIGATION — glass, sticky, scroll state
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: all 0.35s ease;
    background: transparent;
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(6,10,22,0.72);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    border-bottom: 1px solid var(--line-soft);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 22px;
    color: var(--text-1);
}

.nav-logo img {
    height: 38px;
    width: auto;
    filter: drop-shadow(0 0 10px rgba(37,99,235,0.45));
}

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

.nav-links a {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 15px;
    color: var(--text-2);
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 0;
    width: 0; height: 2px;
    background: var(--grad-brand);
    border-radius: 2px;
    transition: width 0.3s ease;
    box-shadow: 0 0 8px rgba(6,182,212,0.7);
}

.nav-links a:hover { color: var(--text-1); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-cta .btn {
    padding: 10px 24px;
    font-size: 14px;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--text-1);
    font-size: 22px;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: rgba(8,13,26,0.92);
    backdrop-filter: blur(24px) saturate(1.4);
    -webkit-backdrop-filter: blur(24px) saturate(1.4);
    box-shadow: 0 24px 60px rgba(0,0,0,0.6);
    padding: 24px;
    z-index: 999;
    flex-direction: column;
    gap: 8px;
    border-bottom: 1px solid var(--line);
}

.mobile-menu.active { display: flex; }

.mobile-menu a {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 16px;
    color: var(--text-2);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    transition: background 0.2s, color 0.2s;
}

.mobile-menu a:hover {
    background: rgba(37,99,235,0.12);
    color: var(--cyan-400);
}

.mobile-menu .btn {
    margin-top: 8px;
    justify-content: center;
}

.mobile-menu .btn-primary {
    color: #fff;
    border-radius: var(--radius-full);
}

/* ==========================================================================
   11. HERO
   ========================================================================== */
.hero {
    padding: 150px 0 90px;
    position: relative;
    overflow: hidden;
    perspective: 1200px;
}

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

.hero-content {
    text-align: center;
    max-width: 780px;
    margin: 0 auto 20px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(96,165,250,0.3);
    padding: 7px 18px 7px 8px;
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-2);
    margin-bottom: 28px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 0 24px rgba(37,99,235,0.18), var(--inner-highlight);
}

.hero-badge span {
    background: var(--grad-brand);
    color: #fff;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 0 14px rgba(6,182,212,0.5);
}

.hero h1 {
    font-size: clamp(36px, 5.5vw, 64px);
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -1.5px;
    line-height: 1.08;
    background: var(--grad-title);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    text-shadow: 0 0 80px rgba(96,165,250,0.3);
}

/* .highlight inside h1 already covered by holographic gradient util above */

.hero p {
    font-size: clamp(16px, 2vw, 19px);
    color: var(--text-2);
    max-width: 580px;
    margin: 0 auto 36px;
    line-height: 1.7;
}

.hero p .hero-accent {
    color: var(--cyan-400);
    font-weight: 500;
    text-shadow: 0 0 20px rgba(34,211,238,0.4);
}

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

.hero-screenshot {
    position: relative;
    max-width: 1240px;
    margin: 48px auto 0;
    padding: 0 5%;
}

@media (min-width: 1300px) {
    .hero-screenshot { padding: 0; }
}

/* Horizon beam under the hero visual */
.hero-screenshot::after {
    content: '';
    position: absolute;
    left: 8%; right: 8%; bottom: -42px;
    height: 80px;
    background: radial-gradient(50% 100% at 50% 0%, rgba(6,182,212,0.22) 0%, transparent 70%);
    filter: blur(18px);
    pointer-events: none;
}

/* Floating mobile phone beside desktop (legacy helper, kept working) */
.hero-mobile-float {
    position: absolute;
    right: -30px; bottom: -30px;
    width: 180px;
    border-radius: 16px;
    box-shadow: var(--shadow-deep);
    border: 2px solid var(--line);
}

/* ==========================================================================
   12. TRUST / STATS BAR
   ========================================================================== */
.trust-bar {
    padding: 56px 0;
    position: relative;
    background: linear-gradient(180deg, rgba(37,99,235,0.07) 0%, rgba(6,182,212,0.03) 100%);
    border-top: 1px solid var(--line-soft);
    border-bottom: 1px solid var(--line-soft);
}

.trust-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.trust-stat { padding: 8px; }

.trust-stat .number {
    font-family: var(--font-display);
    font-size: clamp(32px, 4vw, 44px);
    font-weight: 800;
    background: linear-gradient(135deg, var(--blue-400), var(--cyan-400));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    margin-bottom: 4px;
    filter: drop-shadow(0 0 18px rgba(34,211,238,0.35));
}

.trust-stat .number i { -webkit-text-fill-color: var(--cyan-400); }

.trust-stat .label {
    font-size: 16px;
    color: var(--text-2);
    font-weight: 500;
}

/* ==========================================================================
   13. SECTION SHELLS
   ========================================================================== */
.problems, .solution, .features, .how-it-works, .deep-dive, .faq, .cta,
.feature-grid-section, .contact-section {
    padding: 104px 0;
    position: relative;
}

.showcase { padding: 104px 0; position: relative; }

/* ==========================================================================
   14. PROBLEMS
   ========================================================================== */
.problems-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.problem-card {
    display: flex;
    gap: 20px;
    padding: 28px;
    border-radius: var(--radius-lg);
    background: var(--glass-bg);
    border: 1px solid var(--line);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--inner-highlight);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.problem-card:hover {
    border-color: rgba(239,68,68,0.45);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px -10px rgba(239,68,68,0.18), var(--inner-highlight);
}

.problem-icon {
    flex-shrink: 0;
    width: 48px; height: 48px;
    border-radius: var(--radius-md);
    background: rgba(239,68,68,0.12);
    border: 1px solid rgba(239,68,68,0.25);
    color: var(--red-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 0 18px rgba(239,68,68,0.15);
}

.problem-card h4 {
    font-size: 17px;
    color: var(--text-1);
    margin-bottom: 6px;
}

.problem-card p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.6;
}

/* ==========================================================================
   15. SOLUTION
   ========================================================================== */
.solution-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 64px;
    align-items: center;
}

.solution-text .section-label { margin-bottom: 16px; }

.solution-text h2 {
    font-size: clamp(28px, 3.5vw, 40px);
    margin-bottom: 20px;
    background: var(--grad-title);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.solution-text > p {
    font-size: 16px;
    color: var(--text-2);
    margin-bottom: 32px;
    line-height: 1.7;
}

.solution-points {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.solution-point {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.solution-check {
    flex-shrink: 0;
    width: 28px; height: 28px;
    border-radius: 50%;
    background: var(--grad-brand);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    margin-top: 2px;
    box-shadow: 0 0 16px rgba(6,182,212,0.45);
}

.solution-point h4 {
    font-size: 15px;
    color: var(--text-1);
    margin-bottom: 2px;
}

.solution-point p {
    font-size: 14px;
    color: var(--text-2);
}

.solution-image { position: relative; }

/* ==========================================================================
   16. FEATURES GRID (index + features page)
   ========================================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    perspective: 1400px;
}

.feature-card {
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--line);
    background: var(--glass-bg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--inner-highlight);
    transition: border-color 0.35s ease, box-shadow 0.35s ease, background 0.35s ease;
    position: relative;
    overflow: hidden;
}

/* Accent top beam */
.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--card-accent, var(--blue-500)), transparent);
    opacity: 0;
    transition: opacity 0.35s ease;
}

/* Corner bloom on hover */
.feature-card::after {
    content: '';
    position: absolute;
    top: -60px; right: -60px;
    width: 160px; height: 160px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--card-glow, rgba(37,99,235,0.18)) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.feature-card:hover {
    border-color: var(--card-border, rgba(96,165,250,0.4));
    box-shadow: 0 16px 48px -12px rgba(0,0,0,0.55), 0 0 32px var(--card-glow, rgba(37,99,235,0.18)), var(--inner-highlight);
}

.feature-card:hover::before,
.feature-card:hover::after { opacity: 1; }

/* Per-card neon accents keyed off icon color */
.feature-card:has(.feature-icon.blue)    { --card-accent: #3b82f6; --card-glow: rgba(59,130,246,0.2);  --card-border: rgba(59,130,246,0.45); }
.feature-card:has(.feature-icon.cyan)    { --card-accent: #22d3ee; --card-glow: rgba(34,211,238,0.18); --card-border: rgba(34,211,238,0.45); }
.feature-card:has(.feature-icon.green)   { --card-accent: #4ade80; --card-glow: rgba(74,222,128,0.15); --card-border: rgba(74,222,128,0.4); }
.feature-card:has(.feature-icon.amber)   { --card-accent: #fbbf24; --card-glow: rgba(251,191,36,0.14); --card-border: rgba(251,191,36,0.4); }
.feature-card:has(.feature-icon.rose)    { --card-accent: #fb7185; --card-glow: rgba(251,113,133,0.15);--card-border: rgba(251,113,133,0.4); }
.feature-card:has(.feature-icon.purple)  { --card-accent: #a78bfa; --card-glow: rgba(167,139,250,0.17);--card-border: rgba(167,139,250,0.45); }
.feature-card:has(.feature-icon.indigo)  { --card-accent: #818cf8; --card-glow: rgba(129,140,248,0.17);--card-border: rgba(129,140,248,0.45); }
.feature-card:has(.feature-icon.teal)    { --card-accent: #2dd4bf; --card-glow: rgba(45,212,191,0.16); --card-border: rgba(45,212,191,0.4); }
.feature-card:has(.feature-icon.orange)  { --card-accent: #fb923c; --card-glow: rgba(251,146,60,0.15); --card-border: rgba(251,146,60,0.4); }
.feature-card:has(.feature-icon.pink)    { --card-accent: #f472b6; --card-glow: rgba(244,114,182,0.15);--card-border: rgba(244,114,182,0.4); }
.feature-card:has(.feature-icon.slate)   { --card-accent: #94a3b8; --card-glow: rgba(148,163,184,0.14);--card-border: rgba(148,163,184,0.4); }
.feature-card:has(.feature-icon.emerald) { --card-accent: #34d399; --card-glow: rgba(52,211,153,0.15); --card-border: rgba(52,211,153,0.4); }

.feature-icon {
    width: 52px; height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 20px;
    border: 1px solid;
}

.feature-icon.blue    { background: rgba(59,130,246,0.12);  color: #60a5fa; border-color: rgba(59,130,246,0.3);  box-shadow: 0 0 18px rgba(59,130,246,0.18); }
.feature-icon.cyan    { background: rgba(34,211,238,0.1);   color: #22d3ee; border-color: rgba(34,211,238,0.3);  box-shadow: 0 0 18px rgba(34,211,238,0.16); }
.feature-icon.green   { background: rgba(74,222,128,0.1);   color: #4ade80; border-color: rgba(74,222,128,0.28); box-shadow: 0 0 18px rgba(74,222,128,0.14); }
.feature-icon.amber   { background: rgba(251,191,36,0.1);   color: #fbbf24; border-color: rgba(251,191,36,0.28); box-shadow: 0 0 18px rgba(251,191,36,0.13); }
.feature-icon.purple  { background: rgba(167,139,250,0.12); color: #a78bfa; border-color: rgba(167,139,250,0.3); box-shadow: 0 0 18px rgba(167,139,250,0.16); }
.feature-icon.rose    { background: rgba(251,113,133,0.1);  color: #fb7185; border-color: rgba(251,113,133,0.28);box-shadow: 0 0 18px rgba(251,113,133,0.14); }
.feature-icon.indigo  { background: rgba(129,140,248,0.12); color: #818cf8; border-color: rgba(129,140,248,0.3); box-shadow: 0 0 18px rgba(129,140,248,0.16); }
.feature-icon.teal    { background: rgba(45,212,191,0.1);   color: #2dd4bf; border-color: rgba(45,212,191,0.28); box-shadow: 0 0 18px rgba(45,212,191,0.14); }
.feature-icon.orange  { background: rgba(251,146,60,0.1);   color: #fb923c; border-color: rgba(251,146,60,0.28); box-shadow: 0 0 18px rgba(251,146,60,0.14); }
.feature-icon.pink    { background: rgba(244,114,182,0.1);  color: #f472b6; border-color: rgba(244,114,182,0.28);box-shadow: 0 0 18px rgba(244,114,182,0.14); }
.feature-icon.slate   { background: rgba(148,163,184,0.1);  color: #94a3b8; border-color: rgba(148,163,184,0.28);box-shadow: 0 0 18px rgba(148,163,184,0.12); }
.feature-icon.emerald { background: rgba(52,211,153,0.1);   color: #34d399; border-color: rgba(52,211,153,0.28); box-shadow: 0 0 18px rgba(52,211,153,0.14); }

.feature-card h3 {
    font-size: 18px;
    color: var(--text-1);
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.65;
}

/* ==========================================================================
   17. APP SHOWCASE (tabs + panels)
   ========================================================================== */
.showcase {
    background: linear-gradient(180deg, rgba(10,15,30,0.55) 0%, rgba(13,20,38,0.75) 50%, rgba(10,15,30,0.55) 100%);
    border-top: 1px solid var(--line-soft);
    border-bottom: 1px solid var(--line-soft);
    overflow: hidden;
}

.showcase::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(59,130,246,0.14) 1px, transparent 1px);
    background-size: 40px 40px;
    -webkit-mask-image: radial-gradient(70% 70% at 50% 40%, #000, transparent);
    mask-image: radial-gradient(70% 70% at 50% 40%, #000, transparent);
    pointer-events: none;
}

.showcase-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.showcase-tab {
    padding: 10px 22px;
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-2);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--line);
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.showcase-tab:hover {
    color: #fff;
    background: rgba(255,255,255,0.1);
    border-color: rgba(96,165,250,0.4);
}

.showcase-tab.active {
    color: #fff;
    background: var(--grad-brand);
    border-color: rgba(96,165,250,0.6);
    box-shadow: 0 4px 24px rgba(37,99,235,0.45), 0 0 18px rgba(6,182,212,0.3);
}

.showcase-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    min-height: 500px;
    perspective: 1400px;
}

.showcase-desktop {
    flex: 0 0 auto;
    max-width: 1100px;
    width: 100%;
}

.showcase-mobile {
    flex: 0 0 auto;
    width: 200px;
}

.showcase-panel { display: none; width: 100%; justify-content: center; }

.showcase-panel.active {
    display: flex;
    animation: panel-in 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes panel-in {
    from { opacity: 0; transform: translateY(16px) scale(0.985); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ==========================================================================
   18. HOW IT WORKS
   ========================================================================== */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
}

/* Neon connector line */
.steps-grid::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 110px; right: 110px;
    height: 2px;
    background: linear-gradient(90deg, rgba(37,99,235,0.1), var(--cyan-500), rgba(37,99,235,0.1));
    box-shadow: 0 0 14px rgba(6,182,212,0.5);
    z-index: 0;
}

.step-card {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--grad-brand);
    color: #fff;
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: var(--shadow-blue), var(--glow-cyan);
    position: relative;
}

.step-number::after {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 1px dashed rgba(96,165,250,0.45);
    animation: spin-slow 24s linear infinite;
}

@keyframes spin-slow {
    to { transform: rotate(360deg); }
}

.step-card h3 {
    font-size: 17px;
    color: var(--text-1);
    margin-bottom: 8px;
}

.step-card p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.6;
    max-width: 240px;
    margin: 0 auto;
}

/* ==========================================================================
   19. DEEP DIVE ROWS
   ========================================================================== */
.dd-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    margin-bottom: 88px;
    perspective: 1400px;
}

.dd-row:last-child { margin-bottom: 0; }

.dd-row.reverse .dd-image { order: -1; }

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

.dd-text h3 {
    font-size: clamp(24px, 3vw, 32px);
    margin-bottom: 16px;
    background: var(--grad-title);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.dd-text p {
    font-size: 15px;
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 24px;
}

.dd-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dd-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text-1);
    font-weight: 500;
}

.dd-list li i {
    color: var(--cyan-400);
    font-size: 16px;
    width: 20px;
    text-align: center;
    filter: drop-shadow(0 0 6px rgba(34,211,238,0.6));
}

/* ==========================================================================
   20. FAQ (accordion)
   ========================================================================== */
.faq-list {
    max-width: 740px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--glass-bg);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--inner-highlight);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    padding: 0 24px;
}

.faq-item:hover { border-color: rgba(96,165,250,0.3); }

.faq-item.active {
    border-color: rgba(34,211,238,0.4);
    box-shadow: 0 0 28px rgba(6,182,212,0.12), var(--inner-highlight);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 0;
    cursor: pointer;
    gap: 20px;
    user-select: none;
}

.faq-question h4 {
    font-size: 16px;
    color: var(--text-1);
    font-weight: 600;
    transition: color 0.2s;
}

.faq-question:hover h4 { color: var(--cyan-400); }

.faq-toggle {
    flex-shrink: 0;
    width: 32px; height: 32px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.faq-toggle i {
    font-size: 12px;
    color: var(--text-2);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
    background: var(--grad-brand);
    border-color: transparent;
    box-shadow: 0 0 16px rgba(6,182,212,0.5);
}

.faq-item.active .faq-toggle i {
    color: #fff;
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-answer p {
    font-size: 15px;
    color: var(--text-2);
    line-height: 1.7;
    padding-bottom: 24px;
}

.faq-item.active .faq-answer { max-height: 400px; }

/* ==========================================================================
   21. CTA
   ========================================================================== */
.cta { overflow: hidden; }

.cta-panel {
    position: relative;
    text-align: center;
    padding: 80px 32px;
    border-radius: var(--radius-xl);
    background: linear-gradient(160deg, rgba(37,99,235,0.14) 0%, rgba(13,20,38,0.7) 45%, rgba(6,182,212,0.1) 100%);
    border: 1px solid rgba(96,165,250,0.28);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-deep), 0 0 80px rgba(37,99,235,0.15), var(--inner-highlight);
    overflow: hidden;
}

.cta-panel::before {
    content: '';
    position: absolute;
    top: -40%; right: -10%;
    width: 500px; height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(6,182,212,0.22) 0%, transparent 60%);
    pointer-events: none;
}

.cta-panel::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.05) 1px, transparent 1px);
    background-size: 28px 28px;
    -webkit-mask-image: radial-gradient(80% 80% at 50% 50%, #000, transparent);
    mask-image: radial-gradient(80% 80% at 50% 50%, #000, transparent);
    pointer-events: none;
}

.cta h2 {
    font-size: clamp(30px, 4.5vw, 48px);
    margin-bottom: 16px;
    background: var(--grad-title);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    position: relative;
    z-index: 1;
}

.cta p {
    font-size: 17px;
    color: var(--text-2);
    max-width: 520px;
    margin: 0 auto 40px;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

/* ==========================================================================
   22. FOOTER
   ========================================================================== */
.footer {
    position: relative;
    background: linear-gradient(180deg, transparent 0%, rgba(6,10,22,0.9) 30%);
    border-top: 1px solid var(--line-soft);
    padding: 72px 0 0;
    color: var(--text-3);
}

/* Neon horizon line */
.footer::before {
    content: '';
    position: absolute;
    top: -1px; left: 15%; right: 15%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(37,99,235,0.6), rgba(6,182,212,0.6), transparent);
    box-shadow: 0 0 16px rgba(6,182,212,0.4);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--line-soft);
}

.footer-brand .nav-logo {
    color: var(--text-1);
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
    max-width: 300px;
    color: var(--text-3);
}

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

.footer-socials a {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--line-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-3);
    font-size: 14px;
    transition: all 0.3s ease;
}

.footer-socials a:hover {
    background: var(--grad-brand);
    color: #fff;
    box-shadow: var(--glow-blue);
}

.footer-col h4 {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-1);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.footer-col a {
    font-size: 14px;
    color: var(--text-3);
    transition: color 0.2s, text-shadow 0.2s;
}

.footer-col a:hover {
    color: var(--cyan-400);
    text-shadow: 0 0 12px rgba(34,211,238,0.5);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    margin-bottom: 14px;
}

.footer-contact-item i {
    color: var(--blue-400);
    width: 16px;
    text-align: center;
    filter: drop-shadow(0 0 6px rgba(96,165,250,0.5));
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 13px;
    color: var(--text-3);
}

/* ==========================================================================
   23. SUB-PAGE HERO  (features.html / faq.html / contact.html)
   ========================================================================== */
.page-hero,
.features-hero,
.faq-hero,
.contact-hero {
    padding: 160px 0 72px;
    text-align: center;
    position: relative;
}

.page-hero h1,
.features-hero h1,
.faq-hero h1,
.contact-hero h1 {
    font-size: clamp(32px, 5vw, 54px);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 18px;
    background: var(--grad-title);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.page-hero p,
.features-hero p,
.faq-hero p,
.contact-hero p {
    font-size: 17px;
    color: var(--text-2);
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ==========================================================================
   24. FEATURES PAGE — category groups + compact cards
   ========================================================================== */
.category-group { margin-bottom: 72px; }
.category-group:last-child { margin-bottom: 0; }

.category-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
}

.category-header i {
    width: 44px; height: 44px;
    border-radius: var(--radius-md);
    background: rgba(37,99,235,0.12);
    border: 1px solid rgba(96,165,250,0.3);
    color: var(--blue-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 0 18px rgba(37,99,235,0.18);
}

.category-header h2 {
    font-size: clamp(22px, 2.5vw, 28px);
    color: var(--text-1);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    perspective: 1400px;
}

.compact-card {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 22px;
    border-radius: var(--radius-lg);
    background: var(--glass-bg);
    border: 1px solid var(--line);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--inner-highlight);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.compact-card:hover {
    border-color: rgba(96,165,250,0.4);
    transform: translateY(-3px);
    box-shadow: 0 14px 40px -12px rgba(0,0,0,0.5), var(--glow-blue), var(--inner-highlight);
}

.compact-card-icon {
    flex-shrink: 0;
    width: 42px; height: 42px;
    border-radius: var(--radius-md);
    background: rgba(34,211,238,0.1);
    border: 1px solid rgba(34,211,238,0.28);
    color: var(--cyan-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    box-shadow: 0 0 16px rgba(34,211,238,0.15);
}

.compact-card h4 {
    font-size: 15px;
    color: var(--text-1);
    margin-bottom: 4px;
}

.compact-card p {
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.6;
}

/* ==========================================================================
   25. CONTACT PAGE — layout, info cards, glass form
   ========================================================================== */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 48px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-card {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    padding: 24px;
    border-radius: var(--radius-lg);
    background: var(--glass-bg);
    border: 1px solid var(--line);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--inner-highlight);
    transition: all 0.3s ease;
}

.contact-info-card:hover {
    border-color: rgba(96,165,250,0.4);
    box-shadow: var(--glow-blue), var(--inner-highlight);
}

.contact-info-icon {
    flex-shrink: 0;
    width: 46px; height: 46px;
    border-radius: var(--radius-md);
    background: rgba(37,99,235,0.12);
    border: 1px solid rgba(96,165,250,0.3);
    color: var(--blue-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 0 18px rgba(37,99,235,0.18);
}

.contact-info-card h4 { font-size: 16px; color: var(--text-1); margin-bottom: 4px; }
.contact-info-card p  { font-size: 14px; color: var(--text-2); }

.contact-whatsapp-card {
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    background: linear-gradient(160deg, rgba(37,211,102,0.12) 0%, rgba(13,20,38,0.6) 100%);
    border: 1px solid rgba(37,211,102,0.3);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 0 32px rgba(37,211,102,0.1), var(--inner-highlight);
}

.wa-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    color: var(--text-1);
    margin-bottom: 8px;
}

.wa-title i { color: var(--whatsapp); font-size: 22px; filter: drop-shadow(0 0 8px rgba(37,211,102,0.6)); }

.contact-form-wrapper {
    padding: 36px;
    border-radius: var(--radius-xl);
    background: var(--glass-bg-strong);
    border: 1px solid var(--line);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-deep), var(--inner-highlight);
    position: relative;
    overflow: hidden;
}

.contact-form-wrapper::before {
    content: '';
    position: absolute;
    top: 0; left: 12%; right: 12%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(96,165,250,0.55), rgba(34,211,238,0.55), transparent);
    pointer-events: none;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.form-group { margin-bottom: 18px; }

.form-group label {
    display: block;
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-1);
    margin-bottom: 8px;
}

.required { color: var(--cyan-400); }

.form-input,
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--text-1);
    background: rgba(6,10,22,0.55);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 13px 16px;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    -webkit-appearance: none;
    appearance: none;
}

.form-input::placeholder,
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-3); }

.form-input:focus,
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--cyan-500);
    box-shadow: 0 0 0 3px rgba(6,182,212,0.18), 0 0 20px rgba(6,182,212,0.15);
}

.form-input.error,
.form-group .error { border-color: var(--red-500); }

.form-submit {
    width: 100%;
    justify-content: center;
    margin-top: 6px;
}

.form-status {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 14px;
    margin-top: 18px;
}

.form-status.success {
    background: rgba(34,197,94,0.1);
    border: 1px solid rgba(34,197,94,0.35);
    color: var(--green-400);
}

.form-status.error {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.35);
    color: var(--red-400);
}

.form-status-icon { font-size: 18px; }

.spinner {
    width: 18px; height: 18px;
    border: 2px solid rgba(255,255,255,0.25);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   26. RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-mobile-float { width: 150px; right: -15px; bottom: -15px; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .category-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
    .steps-grid::before { display: none; }
    .dd-row { gap: 40px; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .showcase-desktop { max-width: 640px; }
    .showcase-mobile { width: 160px; }
    .contact-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta { display: none; }
    .mobile-toggle { display: block; }

    .hero { padding: 125px 0 60px; }
    .hero h1 { letter-spacing: -0.5px; }
    .hero-mobile-float { width: 110px; right: -5px; bottom: -10px; }

    .trust-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .problems-grid { grid-template-columns: 1fr; }
    .solution-layout { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .category-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; max-width: 300px; margin: 0 auto; }

    .showcase-content { flex-direction: column; gap: 24px; min-height: auto; }
    .showcase-desktop { max-width: 100%; }
    .showcase-mobile { width: 160px; }

    .device-frame { padding: 34px 8px 8px; }
    .device-frame::after { top: 13px; left: 14px; width: 8px; height: 8px; box-shadow: 14px 0 0 rgba(254,188,46,0.9), 28px 0 0 rgba(39,201,63,0.9); }

    .dd-row, .dd-row.reverse { grid-template-columns: 1fr; }
    .dd-row .dd-image, .dd-row.reverse .dd-image { order: -1; }

    .cta-panel { padding: 56px 20px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }

    .aurora { filter: blur(60px); }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-badge { flex-direction: column; gap: 4px; padding: 10px 16px; border-radius: var(--radius-lg); text-align: center; }
    .hero-buttons { flex-direction: column; width: 100%; }
    .hero-mobile-float { display: none; }
    .cta-buttons { flex-direction: column; align-items: center; }
    .cta-buttons .btn { width: 250px; justify-content: center; }
    .showcase-tabs { gap: 6px; }
    .showcase-tab { padding: 8px 14px; font-size: 12px; }
    .contact-form-wrapper { padding: 24px 18px; }
}

/* ==========================================================================
   27. REDUCED MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }

    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .aurora, .bg-grid, .step-number::after { animation: none; }
    [data-tilt] { transform: none !important; }
}