/* ==========================================
   WatiqAI - Premium Minimalist Design System
   ========================================== */

/* CSS Variables & Design Tokens */
:root {
    /* Primary Colors */
    --color-primary: #1e2a3b;
    --color-primary-dark: #141d29;
    --color-primary-light: #2d3e52;

    /* Accent Colors */
    --color-accent: #c9a227;
    --color-accent-light: #e3bc4a;
    --color-accent-dark: #a88a1f;
    --color-accent-glow: rgba(201, 162, 39, 0.3);

    /* Neutral Colors */
    --color-text: #1a1f2e;
    --color-text-secondary: #5a6275;
    --color-text-muted: #8892a8;
    --color-background: #fafbfc;
    --color-surface: #ffffff;
    --color-surface-elevated: #ffffff;
    --color-border: #e5e9f0;
    --color-border-light: #f0f2f5;

    /* Semantic Colors */
    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Typography */
    --font-primary:
        "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-display: "Inter", sans-serif;

    /* Spacing Scale */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 96px;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
    --shadow-glow: 0 0 40px var(--color-accent-glow);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-card-hover: 0 12px 40px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ==========================================
   Navigation - Premium Fixed Header
   ========================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(229, 233, 240, 0.5);
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) 0;
    height: 72px;
}

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

.logo-img {
    height: 36px;
    width: auto;
    transition: var(--transition-base);
}

.logo:hover .logo-img {
    transform: scale(1.05);
}

.logo-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition-fast);
    position: relative;
    padding: var(--space-xs) 0;
}

.nav-links a:not(.btn-primary-sm):hover {
    color: var(--color-primary);
}

.nav-links a:not(.btn-primary-sm)::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(
        90deg,
        var(--color-accent),
        var(--color-accent-light)
    );
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

.nav-links a:not(.btn-primary-sm):hover::after {
    width: 100%;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.mobile-menu-btn:hover {
    background: var(--color-border-light);
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    transition: var(--transition-base);
    transform-origin: center;
}

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

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

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

/* ==========================================
   Buttons - Premium Styling
   ========================================== */

.btn-primary-sm {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: linear-gradient(
        135deg,
        var(--color-accent),
        var(--color-accent-light)
    );
    color: white;
    padding: 10px 22px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    transition: var(--transition-base);
    box-shadow: 0 2px 8px rgba(201, 162, 39, 0.3);
}

.btn-primary-sm:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(201, 162, 39, 0.4);
}

.btn-primary,
.btn-primary-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: linear-gradient(
        135deg,
        var(--color-accent),
        var(--color-accent-light)
    );
    color: white;
    padding: 16px 36px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition-base);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(201, 162, 39, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary::before,
.btn-primary-large::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: var(--transition-slow);
}

.btn-primary:hover::before,
.btn-primary-large:hover::before {
    left: 100%;
}

.btn-primary:hover,
.btn-primary-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(201, 162, 39, 0.4);
}

.btn-primary-large {
    padding: 18px 44px;
    font-size: 17px;
}

.btn-secondary,
.btn-secondary-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: transparent;
    color: var(--color-primary);
    padding: 16px 36px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    border: 2px solid var(--color-border);
    transition: var(--transition-base);
    cursor: pointer;
}

.btn-secondary:hover,
.btn-secondary-large:hover {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary-large {
    padding: 18px 44px;
    font-size: 17px;
    border-color: rgba(255, 255, 255, 0.3);
    color: white;
}

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

/* ==========================================
   Hero Section - Premium Design
   ========================================== */

.hero {
    position: relative;
    padding: 160px 0 120px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(
        180deg,
        #ffffff 0%,
        var(--color-background) 100%
    );
}

/* Animated Background Elements */
.hero::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(
        ellipse at center,
        rgba(201, 162, 39, 0.08) 0%,
        transparent 60%
    );
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
}

.hero::after {
    content: "";
    position: absolute;
    bottom: -30%;
    left: -20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(
        ellipse at center,
        rgba(30, 42, 59, 0.05) 0%,
        transparent 60%
    );
    animation: float 25s ease-in-out infinite reverse;
    pointer-events: none;
}

@keyframes float {
    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(20px, -30px) rotate(2deg);
    }
    50% {
        transform: translate(-10px, 20px) rotate(-1deg);
    }
    75% {
        transform: translate(30px, 10px) rotate(1deg);
    }
}

.hero-decoration {
    position: absolute;
    top: 20%;
    right: 5%;
    width: 400px;
    height: 400px;
    opacity: 0.6;
    pointer-events: none;
}

.hero-decoration::before,
.hero-decoration::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    border: 2px solid var(--color-accent);
    opacity: 0.3;
    animation: pulse-ring 4s ease-out infinite;
}

.hero-decoration::before {
    width: 100%;
    height: 100%;
    animation-delay: 0s;
}

.hero-decoration::after {
    width: 70%;
    height: 70%;
    top: 15%;
    left: 15%;
    animation-delay: 1s;
}

@keyframes pulse-ring {
    0% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    50% {
        transform: scale(1);
        opacity: 0.2;
    }
    100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
}

/* Geometric Decorations */
.hero .geo-shape {
    position: absolute;
    opacity: 0.1;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    text-align: center;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: linear-gradient(
        135deg,
        rgba(201, 162, 39, 0.12) 0%,
        rgba(201, 162, 39, 0.06) 100%
    );
    color: var(--color-accent-dark);
    padding: 10px 24px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: var(--space-xl);
    border: 1px solid rgba(201, 162, 39, 0.2);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-badge::before {
    content: "";
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.4;
    }
}

.hero-title {
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    color: var(--color-primary);
    letter-spacing: -2px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.gradient-text {
    background: linear-gradient(
        135deg,
        var(--color-accent) 0%,
        var(--color-accent-light) 50%,
        var(--color-accent) 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
    0% {
        background-position: 0% center;
    }
    100% {
        background-position: 200% center;
    }
}

.hero-description {
    font-size: clamp(17px, 2vw, 20px);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3xl);
    line-height: 1.8;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* Hero Stats - Premium Cards */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.stat {
    text-align: center;
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    min-width: 140px;
}

.stat:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.stat-value {
    font-size: clamp(36px, 4vw, 48px);
    font-weight: 800;
    background: linear-gradient(
        135deg,
        var(--color-accent),
        var(--color-accent-dark)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
    line-height: 1.2;
}

.stat-label {
    font-size: 12px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

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

/* ==========================================
   Section Styles - Refined
   ========================================== */

.section {
    padding: var(--space-4xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: linear-gradient(
        135deg,
        rgba(201, 162, 39, 0.12) 0%,
        rgba(201, 162, 39, 0.06) 100%
    );
    color: var(--color-accent-dark);
    padding: 8px 18px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border: 1px solid rgba(201, 162, 39, 0.15);
}

.section-title {
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    letter-spacing: -1.5px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: clamp(16px, 2vw, 19px);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ==========================================
   Problem Section - Enhanced Cards
   ========================================== */

.problem-section {
    background: linear-gradient(
        180deg,
        var(--color-background) 0%,
        #f0f4f8 100%
    );
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    max-width: 900px;
    margin: 0 auto;
}

.problem-card {
    background: var(--color-surface);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-light);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 220px;
}

.problem-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(
        90deg,
        var(--color-accent),
        var(--color-accent-light)
    );
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

.problem-card::after {
    content: "";
    position: absolute;
    bottom: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: radial-gradient(
        circle at bottom right,
        rgba(201, 162, 39, 0.04) 0%,
        transparent 70%
    );
    pointer-events: none;
}

.problem-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card-hover);
    border-color: rgba(201, 162, 39, 0.2);
}

.problem-card:hover::before {
    transform: scaleX(1);
}

.problem-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(
        135deg,
        rgba(201, 162, 39, 0.1) 0%,
        rgba(201, 162, 39, 0.05) 100%
    );
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    font-size: 28px;
    border: 1px solid rgba(201, 162, 39, 0.1);
    transition: var(--transition-base);
    color: var(--color-accent);
}

.problem-icon svg {
    width: 26px;
    height: 26px;
    stroke: var(--color-accent);
    stroke-width: 1.8;
    transition: var(--transition-base);
}

.problem-card:hover .problem-icon {
    transform: scale(1.05);
    background: linear-gradient(
        135deg,
        var(--color-accent),
        var(--color-accent-light)
    );
    border-color: transparent;
}

.problem-card:hover .problem-icon svg {
    stroke: white;
}

.problem-card h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    line-height: 1.4;
    letter-spacing: -0.3px;
}

.problem-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 15px;
    margin-top: auto;
}

/* Responsive: Stack on mobile */
@media (max-width: 640px) {
    .problem-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .problem-card {
        min-height: auto;
        padding: var(--space-xl);
    }
}

/* Section CTA - Mid-page call to action */
.section-cta {
    text-align: center;
    margin-top: var(--space-3xl);
    padding-top: var(--space-xl);
}

/* Trust Badges */
.trust-badges {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
    margin-top: var(--space-2xl);
    padding: var(--space-xl) 0;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition-base);
}

.trust-badge:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.trust-badge svg {
    width: 20px;
    height: 20px;
    color: var(--color-accent);
}

.trust-badge .badge-icon {
    font-size: 18px;
}

/* ==========================================
   Solution Section - Feature Cards
   ========================================== */

.solution-section {
    background: var(--color-surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.feature-card {
    background: var(--color-background);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-light);
    transition: var(--transition-base);
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 280px;
}

.feature-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 2px;
    background: linear-gradient(
        135deg,
        var(--color-accent),
        transparent,
        var(--color-accent-light)
    );
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card-hover);
    background: var(--color-surface);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(
        135deg,
        rgba(201, 162, 39, 0.12),
        rgba(201, 162, 39, 0.05)
    );
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    color: var(--color-accent);
    transition: var(--transition-base);
    border: 1px solid rgba(201, 162, 39, 0.1);
}

.feature-card:hover .feature-icon {
    background: linear-gradient(
        135deg,
        var(--color-accent),
        var(--color-accent-light)
    );
    color: white;
    transform: scale(1.08);
    border-color: transparent;
}

.feature-icon svg {
    width: 26px;
    height: 26px;
    stroke-width: 1.8;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.3px;
}

.feature-card > p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    font-size: 15px;
    flex-grow: 1;
}

.feature-tags {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-top: auto;
}

.tag {
    background: rgba(201, 162, 39, 0.08);
    color: var(--color-accent-dark);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    border: 1px solid rgba(201, 162, 39, 0.12);
    transition: var(--transition-fast);
}

.feature-card:hover .tag {
    background: rgba(201, 162, 39, 0.15);
    border-color: rgba(201, 162, 39, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .feature-card {
        min-height: auto;
    }
}

/* ==========================================
   Impact Section - Dark Theme Premium
   ========================================== */

.impact-section {
    background: linear-gradient(
        135deg,
        var(--color-primary) 0%,
        var(--color-primary-dark) 100%
    );
    color: white;
    position: relative;
    overflow: hidden;
}

.impact-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.impact-section .section-badge {
    background: rgba(201, 162, 39, 0.2);
    color: var(--color-accent-light);
    border-color: rgba(201, 162, 39, 0.3);
}

.impact-section .section-title {
    color: white;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.impact-card {
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.impact-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        var(--color-accent),
        transparent
    );
    opacity: 0;
    transition: var(--transition-base);
}

.impact-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-8px);
    border-color: rgba(201, 162, 39, 0.3);
}

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

.impact-number {
    font-size: clamp(42px, 5vw, 60px);
    font-weight: 800;
    background: linear-gradient(
        135deg,
        var(--color-accent-light),
        var(--color-accent)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-md);
    line-height: 1.1;
}

.impact-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: white;
}

.impact-card p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    font-size: 14px;
}

/* ==========================================
   Market Section - Split Layout
   ========================================== */

.market-section {
    background: linear-gradient(
        180deg,
        #f0f4f8 0%,
        var(--color-background) 100%
    );
}

.market-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.market-text .section-title {
    text-align: left;
}

.market-text p {
    font-size: 17px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
}

.market-sectors {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.sector {
    background: var(--color-surface);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    border: 1px solid var(--color-border-light);
    transition: var(--transition-base);
    cursor: pointer;
}

.sector:hover {
    border-color: var(--color-accent);
    transform: translateX(6px);
    box-shadow: var(--shadow-md);
}

.sector-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(
        135deg,
        rgba(201, 162, 39, 0.1) 0%,
        rgba(201, 162, 39, 0.05) 100%
    );
    border-radius: var(--radius-md);
    color: var(--color-accent);
    transition: var(--transition-base);
    flex-shrink: 0;
}

.sector-icon svg {
    width: 22px;
    height: 22px;
    stroke: var(--color-accent);
}

.sector:hover .sector-icon {
    background: linear-gradient(
        135deg,
        var(--color-accent),
        var(--color-accent-light)
    );
}

.sector:hover .sector-icon svg {
    stroke: white;
}

.sector span {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 15px;
}

.market-visual {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.stat-box {
    background: var(--color-surface);
    padding: var(--space-xl) var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-card);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-box::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(
        180deg,
        var(--color-accent),
        var(--color-accent-light)
    );
}

.stat-box:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-box-value {
    font-size: clamp(28px, 3vw, 38px);
    font-weight: 800;
    background: linear-gradient(
        135deg,
        var(--color-accent),
        var(--color-accent-dark)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
}

.stat-box-label {
    font-size: 14px;
    color: var(--color-text-secondary);
    font-weight: 500;
}

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

    .market-sectors {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   Moat Section - Numbered Cards
   ========================================== */

.moat-section {
    background: var(--color-surface);
}

.moat-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    max-width: 900px;
    margin: 0 auto;
}

.moat-card {
    background: var(--color-background);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-light);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    min-height: 220px;
    display: flex;
    flex-direction: column;
}

.moat-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(
        180deg,
        var(--color-accent),
        var(--color-accent-light)
    );
    transition: var(--transition-slow);
}

.moat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-card-hover);
    background: var(--color-surface);
}

.moat-card:hover::before {
    height: 100%;
}

.moat-number {
    font-size: 48px;
    font-weight: 800;
    background: linear-gradient(
        135deg,
        rgba(201, 162, 39, 0.25),
        rgba(201, 162, 39, 0.1)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-md);
    line-height: 1;
    transition: var(--transition-base);
}

.moat-card:hover .moat-number {
    background: linear-gradient(
        135deg,
        var(--color-accent),
        var(--color-accent-light)
    );
    -webkit-background-clip: text;
    background-clip: text;
}

.moat-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.3px;
}

.moat-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 15px;
    margin-top: auto;
}

/* ==========================================
   CTA Section - Premium Dark
   ========================================== */

.cta-section {
    background: linear-gradient(
        135deg,
        var(--color-primary) 0%,
        var(--color-primary-dark) 100%
    );
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
        ellipse at center,
        rgba(201, 162, 39, 0.1) 0%,
        transparent 50%
    );
    animation: rotate 30s linear infinite;
    pointer-events: none;
}

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

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 800;
    margin-bottom: var(--space-lg);
    letter-spacing: -1.5px;
    line-height: 1.2;
}

.cta-description {
    font-size: 19px;
    margin-bottom: var(--space-2xl);
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ==========================================
   Footer - Refined
   ========================================== */

.footer {
    background: var(--color-primary-dark);
    color: white;
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2.5fr;
    gap: var(--space-4xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand .logo-text {
    color: white;
}

.footer-brand > p {
    color: rgba(255, 255, 255, 0.6);
    margin-top: var(--space-md);
    line-height: 1.7;
    font-size: 15px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.footer-column li {
    margin-bottom: var(--space-sm);
}

.footer-column a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition-fast);
    display: inline-block;
}

.footer-column a:hover {
    color: var(--color-accent-light);
    transform: translateX(4px);
}

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 14px;
}

/* ==========================================
   Mobile Menu Styles
   ========================================== */

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-surface);
        flex-direction: column;
        justify-content: flex-start;
        padding: var(--space-2xl);
        gap: 0;
        transform: translateX(100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
        border-top: 1px solid var(--color-border);
    }

    .nav-links.active {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: var(--space-md) 0;
        font-size: 18px;
        border-bottom: 1px solid var(--color-border-light);
    }

    .nav-links a:not(.btn-primary-sm)::after {
        display: none;
    }

    .nav-links .btn-primary-sm {
        margin-top: var(--space-lg);
        text-align: center;
        justify-content: center;
    }

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

/* ==========================================
   Responsive Design
   ========================================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 52px;
    }

    .hero-stats {
        gap: var(--space-lg);
    }

    .stat {
        min-width: 120px;
        padding: var(--space-md) var(--space-lg);
    }

    .market-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}

@media (max-width: 768px) {
    .section {
        padding: var(--space-3xl) 0;
    }

    .hero {
        padding: 130px 0 80px;
        min-height: auto;
    }

    .hero-title {
        font-size: 38px;
        letter-spacing: -1px;
    }

    .hero-description {
        font-size: 16px;
        margin-bottom: var(--space-2xl);
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
    }

    .stat {
        width: 100%;
        max-width: 300px;
    }

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

    .btn-primary,
    .btn-secondary,
    .btn-primary-large,
    .btn-secondary-large {
        width: 100%;
        max-width: 300px;
    }

    .section-title {
        font-size: 32px;
        letter-spacing: -1px;
    }

    .problem-grid,
    .features-grid,
    .impact-grid,
    .moat-grid {
        grid-template-columns: 1fr;
        max-width: 100%;
    }

    .market-sectors {
        grid-template-columns: 1fr;
    }

    .cta-title {
        font-size: 32px;
    }

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

    .hero-decoration {
        display: none;
    }
}

/* ==========================================
   Scroll Reveal Animations
   ========================================== */

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition:
        opacity 0.6s ease-out,
        transform 0.6s ease-out;
}

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

.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;
}

/* ==========================================
   Accessibility & Focus States
   ========================================== */

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* ==========================================
   Selection Styles
   ========================================== */

::selection {
    background: rgba(201, 162, 39, 0.2);
    color: var(--color-primary);
}

/* ==========================================
   Smooth Scroll Indicator
   ========================================== */

.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(
        90deg,
        var(--color-accent),
        var(--color-accent-light)
    );
    z-index: 9999;
    transition: width 0.1s ease-out;
}

/* ==========================================
   Reduced Motion - Accessibility
   ========================================== */

@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;
    }

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

/* ==========================================
   Print Styles
   ========================================== */

@media print {
    .navbar,
    .hero-decoration,
    .scroll-indicator,
    .cta-section,
    .mobile-menu-btn {
        display: none !important;
    }

    .hero {
        min-height: auto;
        padding: 40px 0;
    }

    .section {
        padding: 30px 0;
        page-break-inside: avoid;
    }

    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }

    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 10pt;
        color: #666;
    }
}

/* ==========================================
   High Contrast Mode Support
   ========================================== */

@media (prefers-contrast: high) {
    :root {
        --color-border: #000;
        --color-border-light: #333;
    }

    .problem-card,
    .feature-card,
    .impact-card,
    .moat-card {
        border-width: 2px;
    }
}

/* ==========================================
   Fraud Sandbox Section
   ========================================== */

.sandbox-section {
    background: linear-gradient(
        180deg,
        #f0f4f8 0%,
        var(--color-background) 100%
    );
}

.sandbox-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.sandbox-panel {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.panel-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-primary);
    color: white;
    font-weight: 600;
    font-size: 14px;
}

.panel-icon {
    font-size: 18px;
}

.panel-title {
    flex: 1;
}

.analysis-status {
    font-size: 12px;
    color: var(--color-accent-light);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.document-preview {
    position: relative;
    padding: var(--space-2xl);
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(
        135deg,
        rgba(201, 162, 39, 0.03) 0%,
        rgba(30, 42, 59, 0.02) 100%
    );
}

.document-placeholder {
    text-align: center;
    padding: var(--space-2xl);
    background: var(--color-surface);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    min-width: 200px;
}

.doc-icon {
    font-size: 64px;
    margin-bottom: var(--space-md);
}

.doc-label {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 16px;
    margin-bottom: var(--space-xs);
}

.doc-id {
    font-size: 12px;
    color: var(--color-text-muted);
    font-family: monospace;
}

.scan-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        var(--color-accent) 50%,
        transparent 100%
    );
    box-shadow: 0 0 20px var(--color-accent);
    animation: scan 2.5s ease-in-out infinite;
}

@keyframes scan {
    0%, 100% { top: 0; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.analysis-results {
    padding: var(--space-lg);
}

.analysis-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
    background: var(--color-background);
    border: 1px solid var(--color-border-light);
}

.analysis-item.success .check-icon {
    color: var(--color-success);
    background: rgba(34, 197, 94, 0.1);
}

.analysis-item.warning .check-icon {
    color: var(--color-warning);
    background: rgba(245, 158, 11, 0.1);
}

.check-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: bold;
    flex-shrink: 0;
}

.analysis-content {
    flex: 1;
}

.analysis-label {
    font-weight: 600;
    font-size: 13px;
    color: var(--color-primary);
    margin-bottom: 2px;
}

.analysis-value {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.confidence-bar {
    margin-top: var(--space-sm);
    height: 6px;
    background: var(--color-border-light);
    border-radius: var(--radius-full);
    position: relative;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-warning), #fbbf24);
    border-radius: var(--radius-full);
    transition: width 1s ease-out;
}

.confidence-text {
    position: absolute;
    right: 0;
    top: -18px;
    font-size: 10px;
    font-weight: 600;
    color: var(--color-warning);
}

.analysis-verdict {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    margin: var(--space-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 14px;
}

.analysis-verdict.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.analysis-verdict.success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

/* ==========================================
   Technical Integration Section
   ========================================== */

.integration-section {
    background: var(--color-primary);
    color: white;
}

.integration-section .section-badge {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-accent-light);
    border-color: rgba(255, 255, 255, 0.2);
}

.integration-section .section-title {
    color: white;
}

.integration-section .section-subtitle {
    color: rgba(255, 255, 255, 0.7);
}

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

.integration-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    transition: var(--transition-base);
}

.integration-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(201, 162, 39, 0.4);
    transform: translateY(-4px);
}

.integration-icon {
    font-size: 48px;
    margin-bottom: var(--space-lg);
}

.integration-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: white;
}

.integration-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.tech-tag {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(201, 162, 39, 0.2);
    color: var(--color-accent-light);
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.compliance-badges {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.compliance-badge {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-xl);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
}

.compliance-badge .badge-icon {
    font-size: 28px;
}

.badge-content {
    text-align: left;
}

.badge-title {
    font-weight: 700;
    font-size: 14px;
    color: white;
}

.badge-desc {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive for Sandbox and Integration */
@media (max-width: 768px) {
    .sandbox-container {
        grid-template-columns: 1fr;
    }
    
    .integration-grid {
        grid-template-columns: 1fr;
    }
    
    .compliance-badges {
        flex-direction: column;
        align-items: center;
    }
    
    .compliance-badge {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

/* ==========================================
   ROI Calculator Section
   ========================================== */

.calculator-section {
    background: var(--color-background);
}

.calculator-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    max-width: 1000px;
    margin: 0 auto;
}

.calculator-inputs {
    background: var(--color-surface);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
}

.input-group {
    margin-bottom: var(--space-lg);
}

.input-group label {
    display: block;
    font-weight: 600;
    font-size: 14px;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.input-group input {
    width: 100%;
    padding: 14px 16px;
    font-size: 16px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-background);
    color: var(--color-text);
    transition: var(--transition-fast);
}

.input-group input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.2);
}

.input-hint {
    display: block;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

.btn-calculate {
    width: 100%;
    padding: 16px 24px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-base);
    margin-top: var(--space-md);
}

.btn-calculate:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(201, 162, 39, 0.4);
}

.calculator-results {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.result-card {
    background: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: var(--transition-base);
}

.result-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.result-card.highlight {
    background: var(--color-primary);
    border-color: var(--color-primary);
    grid-column: span 2;
}

.result-card.highlight .result-value {
    color: var(--color-accent-light);
    font-size: 42px;
}

.result-card.highlight .result-label {
    color: rgba(255, 255, 255, 0.8);
}

.result-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.result-label {
    font-size: 13px;
    color: var(--color-text-muted);
    font-weight: 500;
}

/* ==========================================
   Roadmap Section
   ========================================== */

.roadmap-section {
    background: linear-gradient(180deg, var(--color-background) 0%, #f0f4f8 100%);
}

.timeline {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    padding-left: var(--space-3xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 14px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-border) 100%);
    border-radius: var(--radius-full);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-2xl);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--space-3xl) + 2px);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
    background: var(--color-surface);
    border: 3px solid var(--color-border);
    z-index: 1;
}

.timeline-item.completed .timeline-marker {
    background: var(--color-success);
    border-color: var(--color-success);
    color: white;
}

.timeline-item.current .timeline-marker {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
    animation: pulse-marker 2s ease-in-out infinite;
}

@keyframes pulse-marker {
    0%, 100% { box-shadow: 0 0 0 0 rgba(201, 162, 39, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(201, 162, 39, 0); }
}

.timeline-item.future .timeline-marker {
    color: var(--color-text-muted);
}

.timeline-content {
    background: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.timeline-item:hover .timeline-content {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.timeline-item.current .timeline-content {
    border-color: var(--color-accent);
    border-width: 2px;
}

.timeline-date {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--color-accent-dark);
    background: rgba(201, 162, 39, 0.1);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-sm);
}

.timeline-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.timeline-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.timeline-content li {
    font-size: 14px;
    color: var(--color-text-secondary);
    padding: var(--space-xs) 0;
    padding-left: var(--space-lg);
    position: relative;
}

.timeline-content li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

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

.faq-section {
    background: var(--color-surface);
}

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

.faq-item {
    margin-bottom: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

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

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-background);
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-primary);
    transition: var(--transition-fast);
}

.faq-question:hover {
    background: rgba(201, 162, 39, 0.05);
}

.faq-icon {
    font-size: 24px;
    color: var(--color-accent);
    transition: var(--transition-base);
    font-weight: 300;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 var(--space-xl) var(--space-xl);
}

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

/* Responsive for new sections */
@media (max-width: 768px) {
    .calculator-container {
        grid-template-columns: 1fr;
    }
    
    .calculator-results {
        grid-template-columns: 1fr;
    }
    
    .result-card.highlight {
        grid-column: span 1;
    }
    
    .timeline {
        padding-left: var(--space-2xl);
    }
    
    .timeline-marker {
        left: calc(-1 * var(--space-2xl) + 2px);
        width: 24px;
        height: 24px;
        font-size: 12px;
    }
}

/* ==========================================
   Challenge Banner (Grok Enhancement)
   ========================================== */

.challenge-banner {
    background: linear-gradient(
        135deg,
        var(--color-accent) 0%,
        #b8941a 100%
    );
    padding: var(--space-md) 0;
}

.banner-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    text-align: center;
}

.banner-icon {
    font-size: 1.5rem;
    color: var(--color-background);
}

.banner-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    color: var(--color-background);
}

.banner-text strong {
    font-size: 1.1rem;
    font-weight: 600;
}

.banner-text span {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* ==========================================
   Contact Section & Form (Grok Enhancement)
   ========================================== */

.contact-section {
    background: linear-gradient(
        180deg,
        #f0f4f8 0%,
        var(--color-background) 100%
    );
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.5rem;
    color: var(--color-heading);
    margin-bottom: var(--space-sm);
}

.contact-info > p {
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text);
}

.contact-item i {
    color: var(--color-accent);
    width: 20px;
}

.contact-form {
    background: var(--color-surface);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-heading);
    margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    background: var(--color-background);
    color: var(--color-text);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
}

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

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

.contact-form .btn-primary-large {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.contact-form .btn-primary-large i {
    font-size: 0.9rem;
}

.contact-form .btn-primary-large:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Form Status Messages */
.form-status {
    margin-top: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    display: none;
    align-items: center;
    gap: var(--space-sm);
}

.form-status.success,
.form-status.error {
    display: flex;
}

.form-status.success {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.form-status.error {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.form-status i {
    font-size: 1.1rem;
}

/* ==========================================
   Scroll to Top Button (Grok Enhancement)
   ========================================== */

.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--color-accent);
    color: var(--color-background);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 1000;
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    background: var(--color-heading);
    transform: translateY(-3px);
}

/* ==========================================
   Social Links (Grok Enhancement)
   ========================================== */

.social-links {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-muted);
    transition: all var(--transition-base);
}

.social-links a:hover {
    background: var(--color-accent);
    color: var(--color-background);
    transform: translateY(-2px);
}

/* ==========================================
   Footer Enhancements (Grok)
   ========================================== */

.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.challenge-credit {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.85rem;
    color: var(--color-accent);
}

.challenge-credit i {
    font-size: 0.9rem;
}

/* ==========================================
   Contact Section Responsive
   ========================================== */

@media (max-width: 768px) {
    .banner-content {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .contact-info {
        text-align: center;
    }
    
    .contact-details {
        align-items: center;
    }
    
    .contact-info .cta-buttons {
        justify-content: center;
    }
    
    .scroll-top-btn {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
}