/* ===== CSS Variables ===== */
:root {
    /* Primary colors */
    --color-primary: #1e293b;
    --color-primary-light: #334155;
    --color-primary-medium: #475569;

    /* Accent colors */
    --color-accent: #f97316;
    --color-accent-light: #fb923c;
    --color-accent-dark: #ea580c;
    --color-accent-glow: rgba(249, 115, 22, 0.15);

    /* Text colors */
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-text-light: #94a3b8;

    /* Background colors */
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-bg-warm: #fffbeb;
    --color-bg-dark: #1e293b;
    --color-bg-dark-alt: #334155;

    /* Borders and utilities */
    --color-border: #e2e8f0;
    --color-border-light: #f1f5f9;
    --color-success: #10b981;
    --color-recycling: #0ea5e9;
    --color-organics: #10b981;
    --color-garbage: #64748b;

    /* Typography */
    --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont,
        sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Shadows - refined for depth */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07),
        0 2px 4px -2px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08),
        0 4px 6px -4px rgba(15, 23, 42, 0.03);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1),
        0 8px 10px -6px rgba(15, 23, 42, 0.04);
    --shadow-glow: 0 0 40px rgba(249, 115, 22, 0.15);

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;

    /* 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: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Typography ===== */
h1,
h2,
h3,
h4 {
    font-family: var(--font-display);
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.75rem, 5vw, 4.25rem);
    font-weight: 800;
}
h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}
h3 {
    font-size: 1.5rem;
    font-weight: 600;
}
h4 {
    font-size: 1.125rem;
    font-weight: 600;
}

/* ===== Section Headers ===== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-eyebrow {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 0.75rem;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn i {
    font-size: 0.875rem;
    transition: transform var(--transition-base);
}

.btn-primary {
    background: linear-gradient(
        135deg,
        var(--color-accent) 0%,
        var(--color-accent-dark) 100%
    );
    color: white;
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

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

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-primary);
    border: 1.5px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    border-color: var(--color-primary-medium);
    background: var(--color-bg-alt);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: 1rem 2.25rem;
    font-size: 1rem;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 0.875rem 0;
    transition: all var(--transition-base);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    border-bottom-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    transition: opacity var(--transition-fast);
    letter-spacing: -0.01em;
}

.nav-logo:hover {
    opacity: 0.8;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-text-muted);
    font-weight: 500;
    transition: color var(--transition-fast);
    font-size: 0.9375rem;
    position: relative;
}

.nav-menu a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-base);
}

.nav-menu a:not(.nav-cta):hover::after {
    width: 100%;
}

.nav-menu a:hover {
    color: var(--color-primary);
}

.nav-cta {
    background: var(--color-primary);
    color: white !important;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base) !important;
}

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

.nav-cta:hover {
    background: var(--color-primary-light) !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: 0.3s;
    border-radius: 2px;
}

/* ===== Hero Section ===== */
.hero {
    padding: 160px 0 120px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: var(--color-bg);
}

/* Animated gradient mesh background */

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

/* Map illustration background */
.hero-bg-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('static/images/map.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0.25;
    filter: grayscale(100%) brightness(1.1) blur(0.5px);
}

/* Overlay to ensure text readability */
.hero-bg-pattern::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.7) 0%,
        rgba(255, 255, 255, 0.5) 50%,
        rgba(255, 255, 255, 0.7) 100%
    );
    pointer-events: none;
}

.hero-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 4rem;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent-dark);
    background: var(--color-accent-glow);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    margin-bottom: 1.5rem;
}

.hero-content h1 {
    margin-bottom: 1.5rem;
    color: var(--color-primary);
    text-align: center;
}

.highlight {
    color: var(--color-accent-dark);
    display: block;
    position: relative;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: 2.5rem;
    max-width: 680px;
    line-height: 1.75;
    text-align: center;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

/* Hero Visual / App Preview */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin-top: 2rem;
    position: relative;
}

.app-preview {
    background: var(--color-bg);
    border-radius: var(--radius-2xl);
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(15, 23, 42, 0.03),
        0 12px 24px rgba(15, 23, 42, 0.06), 0 24px 48px rgba(15, 23, 42, 0.06);
    border: 1px solid var(--color-border-light);
    width: 100%;
    max-width: 380px;
    animation: float 6s ease-in-out infinite;
    position: relative;
    z-index: 1;
}

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

.preview-header {
    display: flex;
    gap: 6px;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border-light);
}

.preview-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
}

.preview-dot:first-child {
    background: #f87171;
}
.preview-dot:nth-child(2) {
    background: #fbbf24;
}
.preview-dot:last-child {
    background: #34d399;
}

.preview-content {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.preview-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.preview-card:hover {
    transform: translateX(4px);
    border-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

.preview-icon {
    font-size: 1.375rem;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.preview-text {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.preview-label {
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.preview-value {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-primary);
}

.alert-card {
    background: linear-gradient(
        135deg,
        rgba(251, 146, 60, 0.12) 0%,
        rgba(249, 115, 22, 0.08) 100%
    );
    border: 1px solid rgba(249, 115, 22, 0.25);
}

.alert-card:hover {
    border-color: rgba(249, 115, 22, 0.4);
}

/* ===== Trust Signals Section ===== */
.trust-signals {
    padding: 48px 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem;
}

.trust-icon {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.trust-content {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.trust-label {
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-light);
}

.trust-value {
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-primary);
}

/* ===== Problems Section ===== */
.problems {
    padding: 100px 0;
    background: var(--color-bg);
    position: relative;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.problem-card {
    text-align: center;
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
    position: relative;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--radius-lg);
    background: linear-gradient(
        135deg,
        rgba(249, 115, 22, 0.04) 0%,
        transparent 50%
    );
    opacity: 0;
    transition: opacity var(--transition-base);
}

.problem-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(249, 115, 22, 0.3);
}

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

.problem-icon {
    width: 60px;
    height: 60px;
    background: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 1.375rem;
    position: relative;
    z-index: 1;
}

.problem-card h3 {
    margin-bottom: 0.75rem;
    color: var(--color-primary);
    position: relative;
    z-index: 1;
}

.problem-card p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    line-height: 1.65;
    position: relative;
    z-index: 1;
}

/* ===== Features Section ===== */
.features {
    padding: 100px 0;
    background: var(--color-bg-alt);
    position: relative;
    overflow: hidden;
}

/* Map background */
.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('static/images/map6.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0.2;
    filter: grayscale(100%) brightness(1.1) blur(0.5px);
    z-index: 0;
}

.product-showcase {
    text-align: center;
    margin-bottom: 4rem;
    padding: 3.5rem 2.5rem;
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    z-index: 2;
}

.product-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(
        90deg,
        var(--color-accent),
        var(--color-accent-light)
    );
}

.product-showcase-inner {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: center;
    text-align: left;
}

.product-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-image img {
    max-width: 100%;
    height: auto;
    max-height: 280px;
    object-fit: contain;
    border-radius: var(--radius-lg);
}

.product-badge {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent-dark);
    background: var(--color-accent-glow);
    padding: 0.375rem 0.875rem;
    border-radius: 100px;
    margin-bottom: 1rem;
}

.product-intro h3 {
    font-size: 2.25rem;
    color: var(--color-primary);
    margin-bottom: 0.875rem;
}

.product-tagline {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
}

.product-feature {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    background: var(--color-bg-alt);
    padding: 0.375rem 0.75rem;
    border-radius: 100px;
}

.product-feature i {
    color: var(--color-success);
    font-size: 0.75rem;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 6rem;
    position: relative;
    z-index: 2;
}

.feature-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.feature-item.reverse {
    direction: rtl;
}

.feature-item.reverse > * {
    direction: ltr;
}

.feature-badge {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.feature-content > p {
    color: var(--color-text-muted);
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.feature-points {
    list-style: none;
}

.feature-points li {
    padding: 0.5rem 0;
    padding-left: 1.75rem;
    position: relative;
    color: var(--color-text-muted);
}

.feature-points li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
}

/* Feature Mockups */
.feature-visual {
    display: flex;
    justify-content: center;
}

.feature-mockup {
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(15, 23, 42, 0.03),
        0 8px 16px rgba(15, 23, 42, 0.06);
    border: 1px solid var(--color-border-light);
    width: 100%;
    max-width: 340px;
    transition: all var(--transition-base);
}

.feature-mockup:hover {
    box-shadow: 0 4px 8px rgba(15, 23, 42, 0.04),
        0 12px 24px rgba(15, 23, 42, 0.08);
    transform: translateY(-4px);
}

/* Calendar Mockup */
.calendar-mockup .mockup-header {
    text-align: center;
    font-weight: 600;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 1rem;
}

.mockup-calendar {
    font-size: 0.875rem;
}

.cal-row {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: 4px;
}

.cal-row span {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}

.cal-header span {
    color: var(--color-text-muted);
    font-weight: 500;
    font-size: 0.75rem;
}

.cal-recycling {
    background: rgba(59, 130, 246, 0.15);
    color: var(--color-recycling);
    font-weight: 600;
}

.cal-organics {
    background: rgba(34, 197, 94, 0.15);
    color: var(--color-organics);
    font-weight: 600;
}

.cal-garbage {
    background: rgba(100, 116, 139, 0.15);
    color: var(--color-garbage);
    font-weight: 600;
}

/* Explorer Mockup */
.explorer-mockup {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.explorer-search {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
}

.explorer-search i {
    color: var(--color-text-muted);
}

.explorer-result {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--color-bg-alt);
    border-radius: var(--radius-md);
}

.result-icon {
    font-size: 2rem;
}

.result-info {
    display: flex;
    flex-direction: column;
}

.result-item {
    font-weight: 600;
}

.result-bin {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    display: inline-block;
    margin-top: 0.25rem;
    width: fit-content;
}

.result-bin.organics {
    background: rgba(34, 197, 94, 0.15);
    color: var(--color-organics);
}

.result-note {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* Dashboard Mockup */
.dashboard-mockup {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.dash-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dash-title {
    font-weight: 600;
}

.dash-badge {
    font-size: 0.75rem;
    background: var(--color-accent);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
}

.dash-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.dash-stat {
    background: var(--color-bg-alt);
    padding: 1rem;
    border-radius: var(--radius-md);
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ===== Why Urban Solvers Section ===== */
.why-rooster {
    padding: 100px 0;
    background: var(--color-bg);
    position: relative;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.advantage-card {
    text-align: center;
    padding: 2rem 1.5rem;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.advantage-card:hover {
    background: var(--color-bg-alt);
}

.advantage-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.advantage-card h4 {
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.advantage-card p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.65;
}

/* ===== Contact Section ===== */
.contact {
    padding: 100px 0;
    background: var(--color-bg-alt);
    position: relative;
    overflow: hidden;
}

/* Map background */
.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('static/images/map5.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0.9;
    filter: grayscale(100%) brightness(1.1);
    z-index: 0;
}

/* Dark overlay for text readability */
.contact::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 41, 59, 0.75);
    z-index: 1;
}

.contact-content {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.contact .section-eyebrow {
    margin-bottom: 0.75rem;
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.contact h2 {
    margin-bottom: 1rem;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.contact-text > p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    line-height: 1.7;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.contact-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ===== Footer ===== */
.footer {
    background: var(--color-bg-dark);
    color: white;
    padding: 64px 0 32px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(
        90deg,
        var(--color-accent),
        var(--color-accent-light),
        var(--color-accent)
    );
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-main {
    max-width: 320px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.footer-main p {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9375rem;
    line-height: 1.65;
}

.footer-main a {
    color: var(--color-accent-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-links {
    display: flex;
    gap: 4rem;
}

.footer-section h4 {
    color: rgba(255, 255, 255, 0.35);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 1rem;
}

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

.footer-section li {
    margin-bottom: 0.625rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.35);
    font-size: 0.8125rem;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero {
        padding: 140px 0 80px;
    }

    .hero-content {
        margin-bottom: 3rem;
    }

    .hero-description {
        font-size: 1.125rem;
        max-width: 100%;
    }

    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .product-showcase-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .product-features {
        justify-content: center;
    }

    .product-intro .btn {
        margin: 0 auto;
    }

    .feature-item,
    .feature-item.reverse {
        grid-template-columns: 1fr;
        gap: 2rem;
        direction: ltr;
    }

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

    .feature-points li {
        text-align: left;
    }

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

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-150%);
        opacity: 0;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-menu a:not(.nav-cta)::after {
        display: none;
    }

    .nav-cta {
        width: 100%;
        text-align: center;
    }

    .trust-signals {
        padding: 32px 0;
    }

    .trust-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .trust-item {
        justify-content: center;
        text-align: center;
        flex-direction: column;
        padding: 1rem;
        background: var(--color-bg-alt);
        border-radius: var(--radius-md);
    }

    .trust-content {
        align-items: center;
    }

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

    .product-image img {
        max-height: 200px;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }

    .footer-main {
        max-width: none;
    }

    .footer-links {
        gap: 2rem;
    }

    .contact-actions {
        flex-direction: column;
        align-items: center;
    }

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

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 60px;
    }

    h1 {
        font-size: 2rem;
    }
    h2 {
        font-size: 1.75rem;
    }

    .hero-description {
        font-size: 1rem;
    }

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

    .hero-buttons {
        flex-direction: column;
    }

    .app-preview {
        padding: 1rem;
    }

    .preview-card {
        padding: 0.75rem;
    }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.animate-in {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.delay-1 {
    animation-delay: 0.1s;
}
.delay-2 {
    animation-delay: 0.2s;
}
.delay-3 {
    animation-delay: 0.3s;
}
.delay-4 {
    animation-delay: 0.4s;
}

/* Subtle hover lift effect for interactive elements */
.problem-card,
.advantage-card,
.feature-mockup,
.preview-card {
    will-change: transform;
}

/* Focus styles for accessibility */
.btn:focus-visible,
.nav-menu a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .app-preview {
        animation: none;
    }
}