/* ============================================================
   Bilsimaging VideoAI — Landing Page Styles
   videoai.bilsimaging.com
   ============================================================ */

/* --- Brand Tokens (Bilsimaging OS palette) --- */
:root {
    --vai-bg:         #05070E;
    --vai-surface:    #0E1320;
    --vai-surface-2:  #151B2C;
    --vai-border:     #1F2740;
    --vai-text:       #F6F8FB;
    --vai-text-dim:   #9AA3B8;
    --vai-accent:     #F5A524;
    --vai-accent-2:   #FFD27A;
    --vai-brand-red:  #E53E19;
    --vai-brand-red-2:#FF5722;
    --vai-info:       #22D3EE;
    --vai-danger:     #F43F5E;
    --vai-font:       'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --vai-mono:       'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
    --vai-radius:     16px;
    --vai-radius-sm:  10px;
    --vai-radius-lg:  24px;

    /* Liquid Glass tokens */
    --vai-glass:           rgba(14, 19, 32, 0.55);
    --vai-glass-heavy:     rgba(14, 19, 32, 0.72);
    --vai-glass-light:     rgba(21, 27, 44, 0.40);
    --vai-glass-border:    rgba(255, 255, 255, 0.08);
    --vai-glass-highlight: rgba(255, 255, 255, 0.04);
    --vai-glass-blur:      blur(20px) saturate(180%);
    --vai-glass-blur-sm:   blur(12px) saturate(160%);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 16px;
}

body {
    font-family: var(--vai-font);
    background: var(--vai-bg);
    color: var(--vai-text);
    line-height: 1.6;
    overflow-x: hidden;
}

a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { font-family: var(--vai-font); }

/* Focus outlines for keyboard navigation */
:focus-visible {
    outline: 2px solid var(--vai-accent);
    outline-offset: 2px;
}

/* Text selection */
::selection {
    background: rgba(245, 165, 36, 0.30);
    color: var(--vai-text);
}

/* ============================================================
   LOADER
   ============================================================ */
.vai-loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--vai-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.7s ease, visibility 0.7s ease;
}
.vai-loader.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.vai-loader-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.vai-loader-logo {
    width: 72px;
    height: 72px;
    margin-bottom: 24px;
}
.vai-loader-logo svg {
    width: 100%;
    height: 100%;
}

/* ============================================================
   BRAND MARK — looped path animation
   Square outline traces in · fill reveals · triangle slides in · fades out · repeats
   ============================================================ */
.vai-brand              { overflow: visible; }
.vai-brand-sq-stroke {
    stroke-dasharray: 116;
    stroke-dashoffset: 116;
    opacity: 0.9;
}
.vai-brand-sq-fill      { opacity: 0; transform-origin: 19px 24px; }
.vai-brand-tri {
    opacity: 0;
    transform: translateX(-6px);
    transform-box: fill-box;
    transform-origin: center;
}

.vai-brand-anim .vai-brand-sq-stroke { animation: vai-brand-stroke 3.2s ease-in-out infinite; }
.vai-brand-anim .vai-brand-sq-fill   { animation: vai-brand-fill   3.2s ease-in-out infinite; }
.vai-brand-anim .vai-brand-tri       { animation: vai-brand-tri    3.2s ease-in-out infinite; }

/* Slower, subtler loop for in-chrome usage (nav, footer) */
.vai-brand-anim-slow .vai-brand-sq-stroke { animation-duration: 5s; }
.vai-brand-anim-slow .vai-brand-sq-fill   { animation-duration: 5s; }
.vai-brand-anim-slow .vai-brand-tri       { animation-duration: 5s; }

@keyframes vai-brand-stroke {
    0%        { stroke-dashoffset: 116; opacity: 0.9; }
    35%       { stroke-dashoffset: 0;   opacity: 1; }
    55%       { stroke-dashoffset: 0;   opacity: 0; }
    95%, 100% { stroke-dashoffset: 116; opacity: 0; }
}
@keyframes vai-brand-fill {
    0%, 35%   { opacity: 0; transform: scale(0.94); }
    55%       { opacity: 1; transform: scale(1); }
    85%       { opacity: 1; transform: scale(1); }
    100%      { opacity: 0; transform: scale(0.94); }
}
@keyframes vai-brand-tri {
    0%, 50%   { opacity: 0; transform: translateX(-8px); }
    68%       { opacity: 1; transform: translateX(0); }
    85%       { opacity: 1; transform: translateX(0); }
    100%      { opacity: 0; transform: translateX(-8px); }
}

/* Respect reduced-motion: freeze at the final rendered frame */
@media (prefers-reduced-motion: reduce) {
    .vai-brand-anim .vai-brand-sq-stroke { animation: none; stroke-dashoffset: 0; opacity: 0; }
    .vai-brand-anim .vai-brand-sq-fill   { animation: none; opacity: 1; transform: none; }
    .vai-brand-anim .vai-brand-tri       { animation: none; opacity: 1; transform: none; }
}
.vai-loader-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--vai-text);
    letter-spacing: 0.5px;
    margin-bottom: 24px;
}
.vai-loader-bar {
    width: 220px;
    height: 3px;
    background: var(--vai-surface-2);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 10px;
}
.vai-loader-progress {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--vai-accent), var(--vai-accent-2));
    border-radius: 2px;
    transition: width 0.12s ease-out;
}
.vai-loader-percent {
    font-family: var(--vai-mono);
    font-size: 12px;
    color: var(--vai-text-dim);
}

/* ============================================================
   CURSOR GLOW
   ============================================================ */
.vai-cursor-glow {
    position: fixed;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(245,165,36,0.07) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    will-change: transform;
    display: none;
}
@media (hover: hover) and (pointer: fine) {
    .vai-cursor-glow { display: block; }
}

/* ============================================================
   CONTAINER
   ============================================================ */
.vai-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.vai-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 18px 0;
    transition: background 0.35s, backdrop-filter 0.35s, padding 0.3s, border-color 0.35s;
    border-bottom: 1px solid transparent;
}
.vai-nav.scrolled {
    background: var(--vai-glass-heavy);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    padding: 12px 0;
    border-color: var(--vai-glass-border);
    box-shadow: 0 1px 0 0 var(--vai-glass-highlight) inset, 0 8px 32px rgba(0,0,0,0.35);
}
.vai-nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.vai-nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 500;
    color: var(--vai-text);
    flex-shrink: 0;
}
.vai-nav-logo strong { color: var(--vai-accent); font-weight: 700; }
.vai-nav-links {
    display: flex;
    gap: 28px;
}
.vai-nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--vai-text-dim);
    transition: color 0.2s;
    white-space: nowrap;
}
.vai-nav-link:hover { color: var(--vai-accent); }
.vai-nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

/* Hamburger */
.vai-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 28px;
    height: 20px;
    position: relative;
    padding: 0;
}
.vai-hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--vai-text);
    border-radius: 2px;
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}
.vai-hamburger span:nth-child(1) { top: 0; }
.vai-hamburger span:nth-child(2) { top: 9px; }
.vai-hamburger span:nth-child(3) { top: 18px; }
.vai-hamburger.active span:nth-child(1) { top: 9px; transform: rotate(45deg); }
.vai-hamburger.active span:nth-child(2) { opacity: 0; transform: translateX(8px); }
.vai-hamburger.active span:nth-child(3) { top: 9px; transform: rotate(-45deg); }

/* Mobile Menu */
.vai-mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 99;
    background: rgba(5, 7, 14, 0.85);
    backdrop-filter: blur(32px) saturate(200%);
    -webkit-backdrop-filter: blur(32px) saturate(200%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.04);
}
.vai-mobile-menu.active { opacity: 1; visibility: visible; }
.vai-mobile-link {
    font-size: 22px;
    font-weight: 600;
    color: var(--vai-text);
    transition: color 0.2s;
}
.vai-mobile-link:hover { color: var(--vai-accent); }

/* ============================================================
   BUTTONS
   ============================================================ */
.vai-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--vai-radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
    line-height: 1;
}
.vai-btn-primary {
    background: var(--vai-accent);
    color: #050505;
    border-color: var(--vai-accent);
}
.vai-btn-primary:hover {
    background: var(--vai-accent-2);
    border-color: var(--vai-accent-2);
    transform: translateY(-1px);
}
.vai-btn-ghost {
    background: var(--vai-glass-light);
    color: var(--vai-text);
    border-color: var(--vai-glass-border);
    backdrop-filter: var(--vai-glass-blur-sm);
    -webkit-backdrop-filter: var(--vai-glass-blur-sm);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight);
}
.vai-btn-ghost:hover {
    border-color: var(--vai-accent);
    color: var(--vai-accent);
    background: rgba(245,165,36,0.05);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06), 0 4px 16px rgba(0,0,0,0.2);
}
.vai-btn-sm  { padding: 8px 16px; font-size: 13px; }
.vai-btn-lg  { padding: 14px 28px; font-size: 16px; border-radius: var(--vai-radius); }
.vai-btn-full { width: 100%; }
.vai-btn-glow { box-shadow: 0 0 24px rgba(245, 165, 36, 0.28); }
.vai-btn-glow:hover { box-shadow: 0 0 36px rgba(245, 165, 36, 0.45); }

/* ============================================================
   HERO
   ============================================================ */
.vai-hero {
    position: relative;
    min-height: 100vh;
    /* iOS Safari / mobile address-bar-aware viewport height */
    min-height: calc(var(--vai-vh, 1vh) * 100);
    min-height: 100svh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--vai-bg);
}
.vai-hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    will-change: contents;
    opacity: 0;
    transition: opacity 0.8s ease;
}
.vai-hero-canvas.is-ready { opacity: 1; }
.vai-hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
        180deg,
        rgba(5,7,14,0.25)  0%,
        rgba(5,7,14,0.45)  35%,
        rgba(5,7,14,0.80)  70%,
        rgba(5,7,14,1.00) 100%
    );
}
.vai-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 820px;
    padding: 120px 24px 60px;
}

/* Badge */
.vai-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 100px;
    background: rgba(245, 165, 36, 0.08);
    border: 1px solid rgba(245, 165, 36, 0.18);
    font-size: 13px;
    font-weight: 500;
    color: var(--vai-accent);
    margin-bottom: 28px;
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.05), 0 4px 16px rgba(0,0,0,0.2);
}
.vai-badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--vai-accent);
    animation: vai-pulse 2.4s ease-in-out infinite;
    flex-shrink: 0;
}
@keyframes vai-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.4; transform: scale(0.8); }
}

/* Title */
.vai-hero-title {
    font-size: clamp(38px, 6.5vw, 76px);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -2px;
    margin-bottom: 22px;
}
.vai-title-line { display: block; }
.vai-title-accent {
    background: linear-gradient(135deg, var(--vai-accent) 20%, var(--vai-accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Subtitle */
.vai-hero-sub {
    font-size: 18px;
    font-weight: 400;
    color: var(--vai-text-dim);
    line-height: 1.75;
    max-width: 620px;
    margin: 0 auto 36px;
}

/* CTA row */
.vai-hero-cta {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 52px;
}

/* Stats row */
.vai-hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 36px;
}
.vai-stat { text-align: center; }
.vai-stat-value {
    display: block;
    font-size: 26px;
    font-weight: 900;
    color: var(--vai-accent);
    letter-spacing: -0.5px;
}
.vai-stat-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--vai-text-dim);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 2px;
    display: block;
}
.vai-stat-divider {
    width: 1px;
    height: 36px;
    background: var(--vai-border);
}

/* Scroll indicator */
.vai-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 500;
    color: var(--vai-text-dim);
    letter-spacing: 0.5px;
    animation: vai-float 3.5s ease-in-out infinite;
}
@keyframes vai-float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(-8px); }
}
.vai-scroll-mouse {
    width: 22px;
    height: 36px;
    border: 1.5px solid rgba(155, 163, 184, 0.4);
    border-radius: 11px;
    position: relative;
}
.vai-scroll-wheel {
    width: 3px;
    height: 7px;
    background: var(--vai-accent);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: vai-wheel 2.2s ease infinite;
}
@keyframes vai-wheel {
    0%   { opacity: 1; top: 6px; }
    80%  { opacity: 0; top: 20px; }
    100% { opacity: 0; top: 6px; }
}

/* ============================================================
   SECTIONS
   ============================================================ */
.vai-section { padding: 100px 0; }
.vai-section-alt { background: var(--vai-surface); }

.vai-section-header {
    text-align: center;
    margin-bottom: 64px;
}
.vai-tag {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 100px;
    background: rgba(245, 165, 36, 0.06);
    border: 1px solid rgba(245, 165, 36, 0.14);
    font-size: 11px;
    font-weight: 700;
    color: var(--vai-accent);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 14px;
    backdrop-filter: blur(12px) saturate(160%);
    -webkit-backdrop-filter: blur(12px) saturate(160%);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.04);
}
.vai-section-title {
    font-size: clamp(28px, 4vw, 46px);
    font-weight: 800;
    line-height: 1.18;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
}
.vai-accent { color: var(--vai-accent); }
.vai-section-sub {
    font-size: 16px;
    color: var(--vai-text-dim);
    max-width: 580px;
    margin: 0 auto;
    line-height: 1.75;
}

/* ============================================================
   WHY US — FEATURE CARDS
   ============================================================ */
.vai-features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.vai-feature-card {
    background: var(--vai-glass);
    border: 1px solid var(--vai-glass-border);
    border-radius: var(--vai-radius);
    padding: 28px;
    backdrop-filter: var(--vai-glass-blur-sm);
    -webkit-backdrop-filter: var(--vai-glass-blur-sm);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight), 0 4px 24px rgba(0,0,0,0.2);
    transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.vai-section-alt .vai-feature-card {
    background: var(--vai-glass-light);
}
.vai-feature-card:hover {
    border-color: rgba(245, 165, 36, 0.25);
    transform: translateY(-3px);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06), 0 16px 48px rgba(0,0,0,0.35), 0 0 0 1px rgba(245,165,36,0.08);
}
.vai-feature-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(245, 165, 36, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    flex-shrink: 0;
}
.vai-feature-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
}
.vai-feature-card p {
    font-size: 14px;
    color: var(--vai-text-dim);
    line-height: 1.65;
}

/* ============================================================
   PIPELINE
   ============================================================ */
.vai-pipeline {
    max-width: 720px;
    margin: 0 auto;
}
.vai-phase {
    display: flex;
    gap: 22px;
}
.vai-phase:last-child .vai-phase-line { display: none; }
.vai-phase-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
}
.vai-phase-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(245, 165, 36, 0.06);
    border: 2px solid var(--vai-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--vai-mono);
    font-size: 13px;
    font-weight: 700;
    color: var(--vai-accent);
    flex-shrink: 0;
    backdrop-filter: blur(14px) saturate(170%);
    -webkit-backdrop-filter: blur(14px) saturate(170%);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06), 0 4px 16px rgba(0,0,0,0.25);
}
.vai-phase-line {
    width: 2px;
    flex: 1;
    min-height: 20px;
    background: linear-gradient(180deg, var(--vai-accent) 0%, var(--vai-border) 100%);
    margin: 8px 0;
    opacity: 0.4;
}
.vai-phase-content {
    padding-bottom: 44px;
    flex: 1;
}
.vai-phase:last-child .vai-phase-content { padding-bottom: 0; }
.vai-phase-content h3 {
    font-size: 20px;
    font-weight: 700;
    padding-top: 10px;
    margin-bottom: 16px;
}
.vai-phase-steps {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.vai-phase-step {
    background: var(--vai-glass-light);
    border: 1px solid var(--vai-glass-border);
    border-radius: var(--vai-radius-sm);
    padding: 16px;
    backdrop-filter: var(--vai-glass-blur-sm);
    -webkit-backdrop-filter: var(--vai-glass-blur-sm);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight);
}
.vai-section-alt .vai-phase-step {
    background: rgba(5,7,14,0.45);
}
.vai-phase-step strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}
.vai-phase-step p {
    font-size: 13px;
    color: var(--vai-text-dim);
    line-height: 1.6;
}
.vai-phase-validation {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    padding: 10px 14px;
    background: rgba(245, 165, 36, 0.05);
    border: 1px solid rgba(245, 165, 36, 0.14);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--vai-accent);
    backdrop-filter: blur(10px) saturate(150%);
    -webkit-backdrop-filter: blur(10px) saturate(150%);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.04);
}

/* ============================================================
   PACKS
   ============================================================ */
.vai-packs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 28px;
    align-items: start;
}
.vai-pack-card {
    background: var(--vai-glass);
    border: 1px solid var(--vai-glass-border);
    border-radius: var(--vai-radius-lg);
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 0;
    backdrop-filter: var(--vai-glass-blur);
    -webkit-backdrop-filter: var(--vai-glass-blur);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight), 0 4px 24px rgba(0,0,0,0.2);
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.vai-pack-card:hover {
    transform: translateY(-4px);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06), 0 16px 48px rgba(0,0,0,0.35), 0 0 0 1px rgba(245,165,36,0.08);
}
.vai-pack-featured {
    border-color: var(--vai-accent);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06), 0 0 48px rgba(245, 165, 36, 0.10), 0 0 0 1px rgba(245, 165, 36, 0.12);
}
.vai-pack-badge {
    display: inline-block;
    align-self: flex-start;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--vai-glass-light);
    border: 1px solid var(--vai-glass-border);
    color: var(--vai-text-dim);
    margin-bottom: 16px;
    backdrop-filter: var(--vai-glass-blur-sm);
    -webkit-backdrop-filter: var(--vai-glass-blur-sm);
}
.vai-badge-featured {
    background: var(--vai-accent);
    color: #050505;
}
.vai-pack-name {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 4px;
}
.vai-pack-duration {
    font-size: 13px;
    color: var(--vai-text-dim);
    margin-bottom: 20px;
}
.vai-pack-price { margin-bottom: 16px; }
.vai-price-from {
    display: block;
    font-size: 11px;
    font-weight: 600;
    color: var(--vai-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}
.vai-price-value {
    font-size: 42px;
    font-weight: 900;
    color: var(--vai-accent);
    letter-spacing: -1.5px;
    line-height: 1;
}
.vai-price-currency {
    font-size: 14px;
    font-weight: 600;
    color: var(--vai-text-dim);
    margin-left: 4px;
    vertical-align: super;
}
.vai-pack-desc {
    font-size: 14px;
    color: var(--vai-text-dim);
    line-height: 1.65;
    margin-bottom: 20px;
}
.vai-pack-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
    flex: 1;
}
.vai-pack-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--vai-text);
    line-height: 1.4;
}
.vai-pack-features li svg { flex-shrink: 0; }
.vai-payment-terms {
    text-align: center;
    font-size: 13px;
    color: var(--vai-text-dim);
    padding: 14px 20px;
    border-radius: var(--vai-radius-sm);
    background: rgba(245, 165, 36, 0.03);
    border: 1px solid rgba(245, 165, 36, 0.08);
    line-height: 1.6;
    backdrop-filter: blur(10px) saturate(150%);
    -webkit-backdrop-filter: blur(10px) saturate(150%);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.03);
}

/* ============================================================
   CALCULATOR
   ============================================================ */
.vai-calculator {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 920px;
    margin: 0 auto;
}
.vai-calc-controls {
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.vai-calc-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--vai-text);
    margin-bottom: 14px;
}
.vai-calc-slider-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Custom range slider */
.vai-range {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 3px;
    background: var(--vai-surface-2);
    outline: none;
    cursor: pointer;
}
.vai-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--vai-accent);
    cursor: pointer;
    border: 3px solid var(--vai-bg);
    box-shadow: 0 0 12px rgba(245,165,36,0.35);
    transition: box-shadow 0.2s;
}
.vai-range::-webkit-slider-thumb:hover {
    box-shadow: 0 0 20px rgba(245,165,36,0.5);
}
.vai-range::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--vai-accent);
    cursor: pointer;
    border: 3px solid var(--vai-bg);
}
.vai-calc-value {
    font-family: var(--vai-mono);
    font-size: 13px;
    font-weight: 500;
    color: var(--vai-accent);
    min-width: 52px;
    text-align: right;
}
.vai-calc-options {
    display: flex;
    gap: 8px;
}
.vai-calc-option {
    flex: 1;
    padding: 10px 12px;
    border-radius: var(--vai-radius-sm);
    border: 1px solid var(--vai-glass-border);
    background: var(--vai-glass-light);
    color: var(--vai-text-dim);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    backdrop-filter: var(--vai-glass-blur-sm);
    -webkit-backdrop-filter: var(--vai-glass-blur-sm);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight);
}
.vai-calc-option:hover {
    border-color: rgba(245,165,36,0.3);
    color: var(--vai-text);
    background: rgba(21, 27, 44, 0.55);
}
.vai-calc-option.active {
    background: rgba(245,165,36,0.08);
    border-color: var(--vai-accent);
    color: var(--vai-accent);
    box-shadow: inset 0 1px 0 0 rgba(245,165,36,0.08), 0 0 16px rgba(245,165,36,0.08);
}

/* Result panel */
.vai-calc-result {
    background: var(--vai-glass);
    border: 1px solid var(--vai-glass-border);
    border-radius: var(--vai-radius-lg);
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    backdrop-filter: var(--vai-glass-blur);
    -webkit-backdrop-filter: var(--vai-glass-blur);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight), 0 8px 32px rgba(0,0,0,0.25);
}
.vai-calc-estimate { text-align: center; }
.vai-calc-label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    color: var(--vai-text-dim);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 6px;
}
.vai-calc-price-display {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 6px;
    margin-bottom: 4px;
}
.vai-calc-amount {
    font-size: 52px;
    font-weight: 900;
    color: var(--vai-accent);
    letter-spacing: -2px;
    font-variant-numeric: tabular-nums;
    transition: color 0.2s;
}
.vai-calc-currency {
    font-size: 20px;
    font-weight: 700;
    color: var(--vai-text-dim);
}
.vai-calc-note {
    display: block;
    font-size: 11px;
    color: var(--vai-text-dim);
}

/* Breakdown */
.vai-calc-breakdown {
    display: flex;
    flex-direction: column;
    gap: 7px;
    padding: 16px;
    border-radius: var(--vai-radius-sm);
    background: var(--vai-glass-light);
    border: 1px solid var(--vai-glass-border);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight);
}
.vai-calc-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--vai-text-dim);
    gap: 8px;
}
.vai-calc-line span:first-child { flex: 1; }
.vai-calc-line span:last-child {
    font-family: var(--vai-mono);
    font-size: 12px;
    flex-shrink: 0;
}
.vai-calc-total {
    font-weight: 700;
    color: var(--vai-text);
}
.vai-calc-total span:last-child {
    color: var(--vai-accent);
    font-size: 14px;
}
.vai-calc-divider {
    height: 1px;
    background: var(--vai-border);
    margin: 2px 0;
}
.vai-calc-includes p {
    font-size: 12px;
    color: var(--vai-text-dim);
    line-height: 1.7;
    padding: 12px;
    border-radius: 8px;
    background: rgba(245,165,36,0.04);
    border: 1px solid rgba(245,165,36,0.08);
}

/* ============================================================
   EXCLUSIVE ACCESS
   ============================================================ */
.vai-access-card {
    background: var(--vai-glass-heavy);
    border: 1px solid var(--vai-accent);
    border-radius: var(--vai-radius-lg);
    padding: 72px 64px;
    text-align: center;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(28px) saturate(190%);
    -webkit-backdrop-filter: blur(28px) saturate(190%);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06), 0 0 48px rgba(245,165,36,0.08), 0 16px 48px rgba(0,0,0,0.3);
}
.vai-access-glow {
    position: absolute;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(ellipse at center, rgba(245,165,36,0.07) 0%, transparent 60%);
    pointer-events: none;
}
.vai-access-content { position: relative; z-index: 1; }
.vai-access-title {
    font-size: clamp(24px, 3.5vw, 38px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin: 14px 0 20px;
}
.vai-access-text {
    font-size: 16px;
    color: var(--vai-text-dim);
    max-width: 580px;
    margin: 0 auto 36px;
    line-height: 1.75;
}
.vai-access-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 36px;
}
.vai-access-feat {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--vai-text);
}

/* ============================================================
   CONTACT
   ============================================================ */
.vai-contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 40px;
    align-items: start;
}
.vai-contact-info {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.vai-contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: var(--vai-glass-light);
    border: 1px solid var(--vai-glass-border);
    border-radius: var(--vai-radius-sm);
    backdrop-filter: var(--vai-glass-blur-sm);
    -webkit-backdrop-filter: var(--vai-glass-blur-sm);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.vai-contact-item:hover {
    border-color: rgba(245,165,36,0.2);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06), 0 8px 24px rgba(0,0,0,0.2);
}
.vai-contact-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(245,165,36,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.vai-contact-item h4 {
    font-size: 12px;
    font-weight: 700;
    color: var(--vai-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 3px;
}
.vai-contact-item a,
.vai-contact-item span {
    font-size: 14px;
    color: var(--vai-text);
    transition: color 0.2s;
}
.vai-contact-item a:hover { color: var(--vai-accent); }

/* Form */
.vai-contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: var(--vai-glass);
    border: 1px solid var(--vai-glass-border);
    border-radius: var(--vai-radius-lg);
    padding: 32px;
    backdrop-filter: var(--vai-glass-blur);
    -webkit-backdrop-filter: var(--vai-glass-blur);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight), 0 8px 32px rgba(0,0,0,0.25);
}
.vai-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.vai-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--vai-text);
    margin-bottom: 7px;
}
.vai-form-group input,
.vai-form-group select,
.vai-form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border-radius: var(--vai-radius-sm);
    border: 1px solid var(--vai-glass-border);
    background: var(--vai-glass-light);
    color: var(--vai-text);
    font-family: var(--vai-font);
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    -webkit-appearance: none;
    appearance: none;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight);
}
.vai-form-group input::placeholder,
.vai-form-group textarea::placeholder {
    color: var(--vai-text-dim);
    opacity: 0.6;
}
.vai-form-group input:focus,
.vai-form-group select:focus,
.vai-form-group textarea:focus {
    border-color: var(--vai-accent);
    box-shadow: 0 0 0 3px rgba(245,165,36,0.10);
}
.vai-form-group select { cursor: pointer; }
.vai-form-group textarea { resize: vertical; min-height: 110px; }
/* Required marker */
.vai-req {
    color: var(--vai-accent);
    font-size: 12px;
    margin-left: 2px;
}

/* Form hint */
.vai-form-hint {
    display: block;
    font-size: 11px;
    color: var(--vai-text-dim);
    margin-top: 6px;
    line-height: 1.5;
    opacity: 0.75;
}

/* Captcha */
.vai-form-captcha { margin-top: 2px; }
.vai-captcha-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--vai-glass-light);
    border: 1px solid var(--vai-glass-border);
    border-radius: var(--vai-radius-sm);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight);
}
.vai-captcha-q {
    flex: 1;
    font-family: var(--vai-mono);
    font-size: 16px;
    font-weight: 700;
    color: var(--vai-accent);
    letter-spacing: 1px;
    user-select: none;
}
.vai-captcha-row input[type="number"] {
    width: 78px;
    flex: 0 0 78px;
    padding: 8px 10px;
    border-radius: 8px;
    border: 1px solid var(--vai-glass-border);
    background: rgba(5, 7, 14, 0.45);
    color: var(--vai-text);
    font-family: var(--vai-mono);
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    -webkit-appearance: none;
    -moz-appearance: textfield;
    appearance: none;
}
.vai-captcha-row input[type="number"]::-webkit-outer-spin-button,
.vai-captcha-row input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.vai-captcha-row input[type="number"]:focus {
    border-color: var(--vai-accent);
    box-shadow: 0 0 0 3px rgba(245, 165, 36, 0.12);
}
.vai-captcha-refresh {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 1px solid var(--vai-glass-border);
    background: transparent;
    color: var(--vai-text-dim);
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s, transform 0.3s;
}
.vai-captcha-refresh:hover {
    color: var(--vai-accent);
    border-color: rgba(245, 165, 36, 0.3);
    transform: rotate(90deg);
}

/* Input error state */
.vai-input-error,
.vai-form-group input.vai-input-error {
    border-color: var(--vai-danger) !important;
    box-shadow: 0 0 0 3px rgba(244, 63, 94, 0.12) !important;
}

.vai-form-status {
    font-size: 14px;
    text-align: center;
    padding: 10px 14px;
    border-radius: 8px;
    display: none;
    line-height: 1.5;
}
.vai-form-status.success {
    display: block;
    background: rgba(34, 211, 238, 0.08);
    border: 1px solid rgba(34, 211, 238, 0.2);
    color: var(--vai-info);
}
.vai-form-status.error {
    display: block;
    background: rgba(244, 63, 94, 0.08);
    border: 1px solid rgba(244, 63, 94, 0.2);
    color: var(--vai-danger);
}

/* ============================================================
   FOOTER
   ============================================================ */
.vai-footer {
    border-top: 1px solid var(--vai-border);
    padding: 52px 0 28px;
}
.vai-footer-top {
    display: flex;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 40px;
}
.vai-footer-brand { max-width: 260px; }
.vai-footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--vai-text);
    margin-bottom: 12px;
}
.vai-footer-logo strong { color: var(--vai-accent); font-weight: 700; }
.vai-footer-brand p {
    font-size: 13px;
    color: var(--vai-text-dim);
    line-height: 1.7;
}
.vai-footer-links { display: flex; gap: 48px; }
.vai-footer-col h4 {
    font-size: 12px;
    font-weight: 700;
    color: var(--vai-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 14px;
}
.vai-footer-col a {
    display: block;
    font-size: 13px;
    color: var(--vai-text-dim);
    margin-bottom: 9px;
    transition: color 0.2s;
}
.vai-footer-col a:hover { color: var(--vai-accent); }
.vai-footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid var(--vai-border);
    font-size: 12px;
    color: var(--vai-text-dim);
}

/* ============================================================
   MODEL BADGE
   ============================================================ */
.vai-model-badge {
    margin-bottom: 28px;
    display: flex;
    justify-content: center;
}
.vai-model-badge-inner {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 22px;
    border-radius: 14px;
    background: rgba(245, 165, 36, 0.04);
    border: 1px solid rgba(245, 165, 36, 0.14);
    font-size: 14px;
    color: var(--vai-text-dim);
    line-height: 1.55;
    max-width: 760px;
    text-align: left;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.04), 0 4px 24px rgba(0,0,0,0.2);
}
.vai-model-badge-inner svg { flex-shrink: 0; }
.vai-model-badge-inner strong { color: var(--vai-accent); }

/* ============================================================
   UNIVERSAL INCLUSIONS STRIP
   ============================================================ */
.vai-universal-strip {
    background: var(--vai-glass);
    border: 1px solid var(--vai-glass-border);
    border-radius: var(--vai-radius-lg);
    padding: 28px 32px;
    margin-bottom: 28px;
    backdrop-filter: var(--vai-glass-blur);
    -webkit-backdrop-filter: var(--vai-glass-blur);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight), 0 4px 24px rgba(0,0,0,0.2);
}
.vai-universal-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--vai-accent);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    margin-bottom: 20px;
}
.vai-universal-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}
.vai-uni-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px;
    background: var(--vai-glass-light);
    border: 1px solid var(--vai-glass-border);
    border-radius: var(--vai-radius-sm);
    backdrop-filter: var(--vai-glass-blur-sm);
    -webkit-backdrop-filter: var(--vai-glass-blur-sm);
    box-shadow: inset 0 1px 0 0 var(--vai-glass-highlight);
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.vai-uni-item:hover {
    border-color: rgba(245, 165, 36, 0.25);
    background: rgba(245, 165, 36, 0.04);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06), 0 8px 24px rgba(0,0,0,0.2);
}
.vai-uni-item svg { flex-shrink: 0; margin-top: 2px; }
.vai-uni-item span {
    display: flex;
    flex-direction: column;
    gap: 3px;
    font-size: 13px;
    font-weight: 600;
    color: var(--vai-text);
    line-height: 1.35;
}
.vai-uni-item span small {
    font-size: 11px;
    font-weight: 400;
    color: var(--vai-text-dim);
}
.vai-uni-item-highlight {
    border-color: rgba(245, 165, 36, 0.22);
    background: rgba(245, 165, 36, 0.05);
    box-shadow: inset 0 1px 0 0 rgba(245,165,36,0.08), 0 4px 16px rgba(245,165,36,0.06);
}
.vai-uni-item-highlight span { color: var(--vai-accent-2); }

/* ============================================================
   PACK FOOTNOTES
   ============================================================ */
.vai-pack-footnotes {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
    margin-bottom: 20px;
}
.vai-footnote {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 14px 18px;
    background: rgba(245, 165, 36, 0.03);
    border: 1px solid rgba(245, 165, 36, 0.08);
    border-radius: var(--vai-radius-sm);
    backdrop-filter: blur(10px) saturate(150%);
    -webkit-backdrop-filter: blur(10px) saturate(150%);
    box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.03);
}
.vai-fn-mark {
    font-family: var(--vai-mono);
    font-size: 14px;
    font-weight: 700;
    color: var(--vai-accent);
    flex-shrink: 0;
    margin-top: 1px;
    min-width: 18px;
}
.vai-footnote p {
    font-size: 13px;
    color: var(--vai-text-dim);
    line-height: 1.65;
}
.vai-footnote p strong { color: var(--vai-text); }

/* ============================================================
   SCROLL-DRIVEN ANIMATIONS
   ============================================================ */
[data-vai-animate] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}
[data-vai-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   RESPONSIVE — TABLET (≤ 1024px)
   ============================================================ */
@media (max-width: 1024px) {
    .vai-features-grid    { grid-template-columns: repeat(2, 1fr); }
    .vai-packs-grid       { grid-template-columns: repeat(2, 1fr); }
    .vai-packs-grid .vai-pack-card:last-child { grid-column: 1 / -1; max-width: 480px; margin: 0 auto; }
    .vai-universal-items  { grid-template-columns: repeat(2, 1fr); }
    .vai-contact-layout   { grid-template-columns: 1fr; }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
    /* Nav */
    .vai-nav-links              { display: none; }
    .vai-nav-actions .vai-btn   { display: none; }
    .vai-hamburger              { display: block; }

    /* Utility */
    .vai-hide-mobile { display: none; }

    /* Hero */
    .vai-hero-title  { letter-spacing: -1px; }
    .vai-hero-sub    { font-size: 16px; }
    .vai-hero-stats  { gap: 20px; }
    .vai-stat-value  { font-size: 22px; }
    .vai-hero-content { padding-top: 100px; }

    /* Sections */
    .vai-section         { padding: 72px 0; }
    .vai-section-header  { margin-bottom: 48px; }

    /* Grids */
    .vai-features-grid    { grid-template-columns: 1fr; }
    .vai-packs-grid       { grid-template-columns: 1fr; }
    .vai-packs-grid .vai-pack-card:last-child { grid-column: auto; max-width: none; }
    .vai-calculator       { grid-template-columns: 1fr; }
    .vai-universal-items  { grid-template-columns: 1fr; }
    .vai-universal-strip  { padding: 20px; }
    .vai-model-badge-inner { font-size: 13px; }

    /* Access */
    .vai-access-card     { padding: 40px 24px; }
    .vai-access-features { flex-direction: column; align-items: flex-start; gap: 14px; padding: 0 8px; }

    /* Contact */
    .vai-contact-layout  { grid-template-columns: 1fr; }
    .vai-form-row        { grid-template-columns: 1fr; }
    .vai-contact-form    { padding: 24px; }
    .vai-contact-info    { flex-direction: row; flex-wrap: wrap; }
    .vai-contact-item    { flex: 1 1 calc(50% - 7px); min-width: 0; }

    /* Footer */
    .vai-footer-top    { flex-direction: column; }
    .vai-footer-links  { flex-wrap: wrap; gap: 28px; }
    .vai-footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤ 768px) — Extended
   ============================================================ */
@media (max-width: 768px) {
    /* Container padding */
    .vai-container       { padding: 0 18px; }
    .vai-nav-inner       { padding: 0 18px; gap: 12px; }

    /* Touch-friendly tap targets (WCAG 2.5.5 AAA ≥ 44px) */
    .vai-btn             { min-height: 44px; padding: 12px 20px; }
    .vai-btn-sm          { min-height: 40px; padding: 10px 16px; }
    .vai-btn-lg          { min-height: 52px; padding: 15px 24px; }
    .vai-nav-link,
    .vai-mobile-link,
    .vai-footer-col a    { padding: 4px 0; }

    /* Lighter backdrop-filters on mobile — they tank perf */
    .vai-pack-card,
    .vai-contact-form,
    .vai-calc-result,
    .vai-universal-strip { backdrop-filter: blur(12px) saturate(150%);
                           -webkit-backdrop-filter: blur(12px) saturate(150%); }
    .vai-access-card     { backdrop-filter: blur(16px) saturate(160%);
                           -webkit-backdrop-filter: blur(16px) saturate(160%); }

    /* Hero content */
    .vai-hero-content    { padding: 100px 20px 80px; }
    .vai-hero-badge      { font-size: 12px; padding: 7px 14px; }
    .vai-hero-cta        { gap: 10px; margin-bottom: 40px; }
    .vai-stat-divider    { height: 28px; }

    /* Scroll-indicator often overlaps mobile UI — soften it */
    .vai-scroll-indicator { bottom: 20px; font-size: 10px; }

    /* Pipeline */
    .vai-phase           { gap: 14px; }
    .vai-phase-num       { width: 42px; height: 42px; font-size: 12px; }
    .vai-phase-content h3 { font-size: 18px; }
    .vai-phase-content   { padding-bottom: 32px; }

    /* Packs — tighter padding */
    .vai-pack-card       { padding: 26px 22px; }
    .vai-price-value     { font-size: 38px; }

    /* Calculator */
    .vai-calculator      { gap: 24px; }
    .vai-calc-result     { padding: 24px; }
    .vai-calc-amount     { font-size: 44px; }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE (≤ 480px)
   ============================================================ */
@media (max-width: 480px) {
    .vai-container       { padding: 0 16px; }
    .vai-nav-inner       { padding: 0 16px; }
    .vai-calc-options    { flex-direction: column; }
    .vai-hero-cta        { flex-direction: column; align-items: stretch; }
    .vai-hero-cta .vai-btn { width: 100%; }
    .vai-access-title    { font-size: 22px; }
    .vai-pack-card       { padding: 22px 18px; }
    .vai-contact-item    { flex: 1 1 100%; }
    .vai-contact-form    { padding: 18px 16px; }
    .vai-section         { padding: 60px 0; }
    .vai-section-header  { margin-bottom: 36px; }
    .vai-hero-stats      { gap: 16px; }
    .vai-price-value     { font-size: 34px; }
    .vai-calc-amount     { font-size: 38px; letter-spacing: -1.5px; }
    .vai-calc-result     { padding: 20px; }
    .vai-feature-card    { padding: 22px; }
    .vai-universal-strip { padding: 18px 16px; }
    .vai-access-card     { padding: 32px 20px; }
    .vai-access-features { gap: 12px; }
}

/* ============================================================
   POINTER / HOVER-ONLY ENHANCEMENTS
   — Don't apply hover transforms on touch (sticky hover state bug)
   ============================================================ */
@media (hover: none) {
    .vai-btn-primary:hover,
    .vai-pack-card:hover,
    .vai-feature-card:hover,
    .vai-uni-item:hover,
    .vai-contact-item:hover { transform: none; }
    .vai-cursor-glow        { display: none !important; }
}

/* ============================================================
   REDUCED-MOTION SUPPORT  (WCAG 2.3.3)
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    [data-vai-animate] {
        opacity: 1 !important;
        transform: none !important;
    }
    .vai-hero-canvas     { opacity: 1; transition: none; }
    .vai-scroll-indicator,
    .vai-loader-logo,
    .vai-badge-dot       { animation: none !important; }
}

/* ============================================================
   PRINT STYLES (basic cleanup)
   ============================================================ */
@media print {
    .vai-loader,
    .vai-nav,
    .vai-mobile-menu,
    .vai-cursor-glow,
    .vai-hero-canvas,
    .vai-scroll-indicator { display: none !important; }
    body                  { background: #fff; color: #000; }
}