/* =====================================================
   MANAIRA LABS v2 - AI Era Design System
   Unique, Bold, Future-Forward
   ===================================================== */

/* ----- CSS Variables ----- */
:root {
    /* Typography */
    --font-main: 'Space Grotesk', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;
    --space-3xl: 8rem;

    /* Animation */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --duration-fast: 150ms;
    --duration-base: 300ms;
    --duration-slow: 600ms;

    /* Layout */
    --container: 1400px;
    --nav-height: 80px;
}

/* ----- Light Theme (Default) ----- */
:root,
[data-theme="light"] {
    /* Core Colors */
    --black: #ffffff;
    --white: #1a1a1a;
    --dark: #f8f9fa;
    --darker: #f0f1f2;

    /* Brand Colors - adjusted for light theme */
    --primary: #0099aa;
    --primary-dim: rgba(0, 153, 170, 0.5);
    --primary-glow: rgba(0, 153, 170, 0.15);
    --secondary: #5a4ad4;
    --accent: #e02952;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0099aa 0%, #5a4ad4 100%);
    --gradient-accent: linear-gradient(135deg, #e02952 0%, #e05530 100%);
    --gradient-dark: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);

    /* Grays - inverted for light theme */
    --gray-900: #f5f5f5;
    --gray-800: #e8e8e8;
    --gray-700: #d5d5d5;
    --gray-600: #c0c0c0;
    --gray-500: #888888;
    --gray-400: #666666;
    --gray-300: #444444;
    --gray-200: #333333;
    --gray-100: #222222;

    /* Theme-specific */
    --nav-bg: rgba(255, 255, 255, 0.9);
    --card-bg: rgba(0, 0, 0, 0.02);
    --card-border: rgba(0, 0, 0, 0.12);
    --card-hover-bg: rgba(0, 0, 0, 0.05);
    --text-primary: #1a1a1a;
    --text-secondary: #555555;
    --text-muted: #777777;
    --loader-bg: #ffffff;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

/* ----- Dark Theme ----- */
[data-theme="dark"] {
    /* Core Colors */
    --black: #000000;
    --white: #ffffff;
    --dark: #0a0a0a;
    --darker: #050505;

    /* Brand Colors */
    --primary: #00f0ff;
    --primary-dim: rgba(0, 240, 255, 0.5);
    --primary-glow: rgba(0, 240, 255, 0.15);
    --secondary: #7b61ff;
    --accent: #ff3366;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00f0ff 0%, #7b61ff 100%);
    --gradient-accent: linear-gradient(135deg, #ff3366 0%, #ff6b35 100%);
    --gradient-dark: linear-gradient(180deg, #0a0a0a 0%, #000000 100%);

    /* Grays */
    --gray-900: #111111;
    --gray-800: #1a1a1a;
    --gray-700: #2a2a2a;
    --gray-600: #3a3a3a;
    --gray-500: #666666;
    --gray-400: #888888;
    --gray-300: #aaaaaa;
    --gray-200: #cccccc;
    --gray-100: #eeeeee;

    /* Theme-specific */
    --nav-bg: rgba(0, 0, 0, 0.8);
    --card-bg: rgba(255, 255, 255, 0.02);
    --card-border: rgba(255, 255, 255, 0.05);
    --card-hover-bg: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: #aaaaaa;
    --text-muted: #888888;
    --loader-bg: #000000;
    --shadow-color: rgba(0, 0, 0, 0.3);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

/* Cursor Dot - exact mouse position */
.cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--white);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10001;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 10px var(--primary);
}

/* Robot Cursor - smaller */
.robot-cursor {
    position: fixed;
    width: 50px;
    height: 56px;
    pointer-events: none;
    z-index: 9999;
    filter: drop-shadow(0 0 10px var(--primary-dim));
    transition: filter 0.2s ease;
}

.robot-svg {
    width: 100%;
    height: 100%;
    overflow: visible;
}

/* Robot antenna glow */
.robot-antenna {
    animation: antennaPulse 1.5s ease-in-out infinite;
}

@keyframes antennaPulse {
    0%, 100% { filter: drop-shadow(0 0 5px #00f0ff); }
    50% { filter: drop-shadow(0 0 15px #00f0ff) drop-shadow(0 0 25px #00f0ff); }
}

/* Robot eyes happy animation */
.robot-eye {
    transition: all 0.2s ease;
}

/* Robot arms - will be animated via JS */
.robot-arm {
    transform-origin: center center;
    transition: transform 0.1s ease-out;
}

.robot-arm-left {
    transform-origin: 12px 48px;
}

.robot-arm-right {
    transform-origin: 68px 48px;
}

/* Hover state - excited robot */
.robot-cursor.hover {
    filter: drop-shadow(0 0 20px rgba(255, 51, 102, 0.6));
}

.robot-cursor.hover .robot-eye {
    stroke: #ff3366;
    animation: robotBlink 0.3s ease-in-out;
}

.robot-cursor.hover .robot-antenna {
    fill: #ff3366;
}

.robot-cursor.hover .robot-arm {
    animation: armWave 0.4s ease-in-out;
}

@keyframes robotBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.2; }
}

@keyframes armWave {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-20deg); }
    75% { transform: rotate(20deg); }
}

@media (max-width: 768px) {
    .robot-cursor, .cursor-dot {
        display: none;
    }
    body {
        cursor: auto;
    }
}

/* Neural Network Canvas */
#neuralCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.4;
    pointer-events: none;
}

/* ----- Loading Screen ----- */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--loader-bg);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s var(--ease-out-expo), visibility 0.8s;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-logo {
    margin-bottom: var(--space-md);
}

.logo-img-loader {
    height: 50px;
    width: auto;
    animation: logoPulse 1.5s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { opacity: 0.7; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
}

.loader-text {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--gray-400);
    letter-spacing: 0.2em;
    margin-bottom: var(--space-md);
}

.loader-word {
    display: inline-block;
}

.loader-dots {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.loader-bar {
    width: 200px;
    height: 2px;
    background: var(--gray-800);
    border-radius: 2px;
    overflow: hidden;
}

.loader-progress {
    width: 0;
    height: 100%;
    background: var(--gradient-primary);
    animation: loadProgress 0.6s var(--ease-out-expo) forwards;
}

@keyframes loadProgress {
    to { width: 100%; }
}

/* ----- Navigation ----- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    z-index: 1000;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--card-border);
    box-shadow: 0 2px 10px var(--shadow-color);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--white);
}

.logo-img {
    height: 40px;
    width: auto;
}

/* Theme-based logo switching */
/* Light mode → light logo */
.logo-light {
    display: block;
}
.logo-dark {
    display: none;
}
/* Dark mode → dark logo */
[data-theme="dark"] .logo-light {
    display: none;
}
[data-theme="dark"] .logo-dark {
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--gray-300);
    text-decoration: none;
    position: relative;
    padding: var(--space-xs) 0;
    transition: color var(--duration-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary);
    transition: width var(--duration-base) var(--ease-out-expo);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--white);
    color: var(--black);
    padding: var(--space-xs) var(--space-md);
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    transition: all var(--duration-base);
}

.nav-cta:hover {
    background: var(--primary);
    color: var(--black);
}

.nav-cta::after {
    display: none;
}

.nav-cta .arrow {
    transition: transform var(--duration-base);
}

.nav-cta:hover .arrow {
    transform: translateX(4px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all var(--duration-base);
}

.nav-toggle.active span:first-child {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:last-child {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .nav-toggle {
        display: flex;
    }
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--duration-base);
    color: var(--white);
    margin-left: var(--space-sm);
}

.theme-toggle:hover {
    background: var(--card-hover-bg);
    border-color: var(--primary);
    color: var(--primary);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    transition: transform var(--duration-base);
}

.theme-toggle:hover svg {
    transform: rotate(15deg);
}

.theme-toggle .sun-icon {
    display: none;
}

.theme-toggle .moon-icon {
    display: block;
}

[data-theme="dark"] .theme-toggle .sun-icon {
    display: block;
}

[data-theme="dark"] .theme-toggle .moon-icon {
    display: none;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--nav-height));
    background: var(--loader-bg);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-slow) var(--ease-out-expo);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
}

.mobile-link {
    font-size: 2rem;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: color var(--duration-base);
}

.mobile-link:hover,
.mobile-link.accent {
    color: var(--primary);
}

/* ----- Hero Section ----- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: calc(var(--nav-height) + var(--space-2xl)) var(--space-lg) var(--space-2xl);
    overflow: hidden;
}

.hero-content {
    max-width: var(--container);
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 10;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    padding: var(--space-xs) var(--space-sm);
    border-radius: 100px;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 1s var(--ease-out-expo) 0.5s both;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.badge-text {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--primary);
}

.hero-title {
    font-size: clamp(3rem, 10vw, 8rem);
    font-weight: 700;
    line-height: 0.95;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.title-line {
    display: block;
    overflow: hidden;
}

.title-word {
    display: inline-block;
    animation: revealWord 1s var(--ease-out-expo) both;
}

.title-word:nth-child(1) { animation-delay: 0.6s; }
.title-word:nth-child(2) { animation-delay: 0.7s; }

.title-line:nth-child(2) .title-word:nth-child(1) { animation-delay: 0.8s; }
.title-line:nth-child(2) .title-word:nth-child(2) { animation-delay: 0.9s; }

.title-line:nth-child(3) .title-word { animation-delay: 1s; }

@keyframes revealWord {
    from {
        opacity: 0;
        transform: translateY(100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.title-word.highlight {
    color: var(--accent);
}

.title-line.large {
    font-size: 1.2em;
}

/* Glitch Effect */
.title-word.glitch {
    position: relative;
}

.title-word.glitch::before,
.title-word.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.title-word.glitch::before {
    color: var(--primary);
    animation: glitch1 3s infinite;
    clip-path: polygon(0 0, 100% 0, 100% 35%, 0 35%);
}

.title-word.glitch::after {
    color: var(--accent);
    animation: glitch2 3s infinite;
    clip-path: polygon(0 65%, 100% 65%, 100% 100%, 0 100%);
}

@keyframes glitch1 {
    0%, 90%, 100% { transform: translate(0); }
    92% { transform: translate(-5px, 2px); }
    94% { transform: translate(5px, -2px); }
    96% { transform: translate(-3px, 1px); }
    98% { transform: translate(3px, -1px); }
}

@keyframes glitch2 {
    0%, 90%, 100% { transform: translate(0); }
    91% { transform: translate(5px, -2px); }
    93% { transform: translate(-5px, 2px); }
    95% { transform: translate(3px, -1px); }
    97% { transform: translate(-3px, 1px); }
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--gray-400);
    max-width: 600px;
    margin-bottom: var(--space-xl);
    animation: fadeInUp 1s var(--ease-out-expo) 1.2s both;
}

.hero-subtitle strong {
    color: var(--white);
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    animation: fadeInUp 1s var(--ease-out-expo) 1.4s both;
}


@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--white);
    color: var(--black);
    padding: var(--space-md) var(--space-xl);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-decoration: none;
    border-radius: 4px;
    transition: all var(--duration-base) var(--ease-out-expo);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left var(--duration-slow) var(--ease-out-expo);
    z-index: 0;
}

.btn-primary:hover::before {
    left: 0;
}

.btn-primary .btn-text,
.btn-primary .btn-icon {
    position: relative;
    z-index: 1;
}

.btn-primary:hover {
    color: var(--black);
}

.btn-primary .btn-icon svg {
    width: 20px;
    height: 20px;
    transition: transform var(--duration-base);
}

.btn-primary:hover .btn-icon svg {
    transform: translateX(4px);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    padding: var(--space-md) var(--space-xl);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--white);
    text-decoration: none;
    border: 1px solid var(--gray-600);
    border-radius: 4px;
    transition: all var(--duration-base);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Hero Visual - AI Brain */
.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 500px;
    height: 500px;
    opacity: 0.8;
    pointer-events: none;
}

.ai-brain {
    position: relative;
    width: 100%;
    height: 100%;
}

.brain-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    box-shadow: 0 0 60px var(--primary-dim), 0 0 120px var(--primary-glow);
    animation: corePulse 3s ease-in-out infinite;
}

@keyframes corePulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.1); }
}

.brain-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
}

.ring {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid var(--primary-dim);
    border-radius: 50%;
    animation: ringRotate 20s linear infinite;
}

.ring-1 {
    width: 200px;
    height: 200px;
    margin: -100px 0 0 -100px;
}

.ring-2 {
    width: 300px;
    height: 300px;
    margin: -150px 0 0 -150px;
    animation-duration: 30s;
    animation-direction: reverse;
}

.ring-3 {
    width: 400px;
    height: 400px;
    margin: -200px 0 0 -200px;
    animation-duration: 40s;
}

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

/* Data Streams */
.data-streams {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
}

.stream {
    position: absolute;
    width: 2px;
    height: 100px;
    background: linear-gradient(to bottom, transparent, var(--primary), transparent);
    animation: streamFlow 2s linear infinite;
}

.stream-1 { top: 0; left: 50%; animation-delay: 0s; }
.stream-2 { top: 50%; right: 0; transform: rotate(90deg); animation-delay: 0.5s; }
.stream-3 { bottom: 0; left: 50%; transform: rotate(180deg); animation-delay: 1s; }
.stream-4 { top: 50%; left: 0; transform: rotate(-90deg); animation-delay: 1.5s; }

@keyframes streamFlow {
    0% { opacity: 0; transform: translateY(-100px); }
    50% { opacity: 1; }
    100% { opacity: 0; transform: translateY(100px); }
}

@media (max-width: 1200px) {
    .hero-visual {
        opacity: 0.3;
        right: -10%;
    }
}

@media (max-width: 768px) {
    .hero-visual {
        display: none;
    }
}

/* Floating Stats - Hidden to avoid overlap, stats shown in Proof section */
.floating-stats {
    display: none;
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--space-lg);
    right: var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    animation: fadeInUp 1s var(--ease-out-expo) 1.8s both;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--primary), transparent);
    position: relative;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: var(--primary);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { top: 0; opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.scroll-text {
    font-size: 0.625rem;
    letter-spacing: 0.2em;
    color: var(--gray-500);
    writing-mode: vertical-rl;
}

/* ----- Marquee Section ----- */
.marquee-section {
    padding: var(--space-lg) 0;
    background: var(--gray-900);
    border-top: 1px solid var(--gray-800);
    border-bottom: 1px solid var(--gray-800);
    overflow: hidden;
}

.marquee {
    display: flex;
    overflow: hidden;
}

.marquee-content {
    display: flex;
    gap: var(--space-xl);
    animation: marquee 30s linear infinite;
    white-space: nowrap;
}

.marquee-content span {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--gray-500);
}

.marquee-content .dot {
    color: var(--primary);
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ----- Section Styles ----- */
.section {
    padding: var(--space-2xl) var(--space-lg);
    position: relative;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--primary);
    margin-bottom: var(--space-md);
    font-family: var(--font-mono);
}

.section-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
}

.section-desc {
    font-size: 1.125rem;
    color: var(--gray-400);
    max-width: 600px;
}

.section-header {
    margin-bottom: var(--space-xl);
}

.section-header.center {
    text-align: center;
}

.section-header.center .section-desc {
    margin: 0 auto;
}

/* Section Dark */
.section-dark {
    background: var(--gradient-dark);
}

/* ----- Problem Section ----- */
.split-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

@media (max-width: 968px) {
    .split-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}

.split-left .section-title .line {
    display: block;
}

.strikethrough {
    text-decoration: line-through;
    color: var(--gray-600);
}

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

.problem-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.problem-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    transition: all var(--duration-base);
}

.problem-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent);
}

.problem-number {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--accent);
    flex-shrink: 0;
}

.problem-content h4 {
    font-size: 1.125rem;
    margin-bottom: var(--space-xs);
}

.problem-content p {
    font-size: 0.9375rem;
    color: var(--gray-400);
    margin: 0;
}

/* ----- Solution Section ----- */
.section-solution {
    background: var(--black);
    text-align: center;
    padding: var(--space-3xl) var(--space-lg);
}

.mega-title {
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--space-xl);
}

.mega-title .line {
    display: block;
}

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

.solution-desc {
    font-size: 1.25rem;
    color: var(--gray-400);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ----- Capabilities Section ----- */
.section-capabilities {
    background: var(--gray-900);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

@media (max-width: 1024px) {
    .capabilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .capabilities-grid {
        grid-template-columns: 1fr;
    }
}

.capability-card {
    position: relative;
    padding: var(--space-xl);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    transition: all var(--duration-slow) var(--ease-out-expo);
    overflow: hidden;
}

.capability-card:hover {
    background: var(--card-hover-bg);
    border-color: var(--primary);
    transform: translateY(-8px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-lg);
}

.card-number {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--gray-500);
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 240, 255, 0.1);
    border-radius: 8px;
    color: var(--primary);
}

.card-icon svg {
    width: 24px;
    height: 24px;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.card-desc {
    color: var(--gray-400);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.card-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.card-list li {
    font-size: 0.8125rem;
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    color: var(--gray-300);
}

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--duration-slow);
    pointer-events: none;
}

.capability-card:hover .card-glow {
    opacity: 1;
}

/* ----- Process Section ----- */
.section-process {
    background: var(--black);
}

.process-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 40px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-800);
}

.timeline-progress {
    width: 100%;
    height: 0;
    background: var(--gradient-primary);
    transition: height 0.3s;
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.process-step {
    display: flex;
    gap: var(--space-xl);
    position: relative;
    opacity: 0.5;
    transition: opacity var(--duration-base);
}

.process-step.active {
    opacity: 1;
}

.step-marker {
    flex-shrink: 0;
    width: 80px;
    display: flex;
    justify-content: center;
}

.step-number {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-900);
    border: 2px solid var(--gray-700);
    border-radius: 50%;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-400);
    position: relative;
    z-index: 10;
    transition: all var(--duration-base);
}

.process-step.active .step-number {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--black);
    box-shadow: 0 0 30px var(--primary-dim);
}

.step-content {
    padding-top: var(--space-sm);
}

.step-duration {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--primary);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-xs);
    display: block;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    letter-spacing: 0.05em;
}

.step-content p {
    color: var(--gray-400);
    max-width: 500px;
}

@media (max-width: 600px) {
    .timeline-line {
        left: 20px;
    }
    .step-marker {
        width: 40px;
    }
    .step-number {
        width: 40px;
        height: 40px;
        font-size: 0.75rem;
    }
}

/* ----- Proof Section ----- */
.section-proof {
    background: var(--gray-900);
}

.stats-showcase {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

@media (max-width: 968px) {
    .stats-showcase {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .stats-showcase {
        grid-template-columns: 1fr;
    }
}

.stat-card {
    text-align: center;
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.stat-visual {
    margin-bottom: var(--space-lg);
    position: relative;
}

.stat-counter {
    padding: var(--space-lg) 0;
}

.stat-counter .stat-number {
    font-size: 3rem;
    font-weight: 700;
    font-family: var(--font-mono);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-unit {
    font-size: 0.5em;
    color: var(--gray-400);
    -webkit-text-fill-color: var(--gray-400);
}

.stat-info h4 {
    font-size: 1rem;
    margin-bottom: var(--space-xs);
}

.stat-info p {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin: 0;
}

/* ----- Comparison Section ----- */
.section-compare {
    background: var(--black);
    padding: var(--space-2xl) var(--space-lg);
}

.compare-wrapper {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
    align-items: center;
}

@media (max-width: 768px) {
    .compare-wrapper {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
}

.compare-side {
    padding: var(--space-xl);
    border-radius: 12px;
}

.compare-side.old {
    background: rgba(255, 51, 102, 0.05);
    border: 1px solid rgba(255, 51, 102, 0.2);
}

.compare-side.new {
    background: rgba(0, 240, 255, 0.05);
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.compare-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-lg);
    text-align: center;
}

.compare-side.old .compare-title {
    color: var(--accent);
}

.compare-side.new .compare-title {
    color: var(--primary);
}

.compare-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.compare-list li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--gray-300);
}

.compare-list .icon {
    font-size: 1rem;
    width: 24px;
    flex-shrink: 0;
}

.compare-side.old .icon {
    color: var(--accent);
}

.compare-side.new .icon {
    color: var(--primary);
}

.compare-divider {
    display: flex;
    align-items: center;
    justify-content: center;
}

.compare-divider span {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-600);
    letter-spacing: 0.1em;
}

@media (max-width: 768px) {
    .compare-divider {
        padding: var(--space-sm) 0;
    }
}

/* ----- CTA Section ----- */
.section-cta {
    position: relative;
    background: var(--black);
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.cta-grid {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200%;
    height: 200%;
    background-image:
        linear-gradient(var(--gray-800) 1px, transparent 1px),
        linear-gradient(90deg, var(--gray-800) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 10;
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--space-md);
}

.cta-title .line {
    display: block;
}

.cta-desc {
    font-size: 1.125rem;
    color: var(--gray-400);
    margin-bottom: var(--space-2xl);
}

/* CTA Form */
.cta-form {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.form-row.full {
    grid-template-columns: 1fr;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-field {
    position: relative;
}

.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    padding: var(--space-md);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--gray-700);
    color: var(--white);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: border-color var(--duration-base);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: var(--gray-500);
}

.form-field select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-field select option {
    background: var(--gray-900);
    color: var(--white);
}

.form-field textarea {
    resize: vertical;
    min-height: 100px;
}

.field-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--duration-base) var(--ease-out-expo);
}

.form-field input:focus ~ .field-line,
.form-field select:focus ~ .field-line,
.form-field textarea:focus ~ .field-line {
    width: 100%;
}

.btn-submit {
    width: 100%;
    padding: var(--space-md) var(--space-xl);
    background: var(--white);
    color: var(--black);
    border: none;
    border-radius: 8px;
    font-family: var(--font-main);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all var(--duration-base);
    position: relative;
    overflow: hidden;
}

.btn-submit:hover {
    background: var(--primary);
}

.btn-submit .btn-loading,
.btn-submit .btn-success {
    display: none;
}

.btn-submit.loading .btn-text { display: none; }
.btn-submit.loading .btn-loading { display: inline-flex; }

.btn-submit.success .btn-text { display: none; }
.btn-submit.success .btn-success { display: inline-block; }
.btn-submit.success { background: #00c896; }

.spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

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

.cta-alt {
    color: var(--gray-500);
}

.email-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.25rem;
    transition: color var(--duration-base);
}

.email-link:hover {
    color: var(--white);
}

/* ----- Footer ----- */
.footer {
    background: var(--darker);
    padding: var(--space-3xl) var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--gray-800);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-2xl);
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--white);
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.logo-img-footer {
    height: 36px;
    width: auto;
}

.footer-tagline {
    color: var(--gray-500);
    font-size: 0.9375rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

@media (max-width: 480px) {
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
}

.footer-col h4 {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--gray-400);
    margin-bottom: var(--space-md);
}

.footer-col a {
    display: block;
    color: var(--gray-500);
    text-decoration: none;
    font-size: 0.9375rem;
    margin-bottom: var(--space-sm);
    transition: color var(--duration-base);
}

.footer-col a:hover {
    color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--gray-800);
    font-size: 0.8125rem;
    color: var(--gray-600);
}

@media (max-width: 600px) {
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

.footer-status {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #00c896;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

/* ----- Utility Classes ----- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}