@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@500;600;700;800&display=swap');

:root {
    /* Colors */
    --primary: #6C63FF;
    --primary-light: #8B83FF;
    --primary-dark: #5046E4;
    --secondary: #03DAC6;
    --secondary-dark: #00B3A6;
    --bg: #101018;
    --surface: #1A1A2E;
    --surface-2: #252538;
    --border: rgba(255, 255, 255, 0.1);
    --text: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --danger: #CF6679;
    --warning: #FFB74D;
    
    /* Fonts */
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Radii */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ═══════════════════ RESETS & GLOBAL ═══════════════════ */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface-2); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

/* ═══════════════════ TYPOGRAPHY & UTILS ═══════════════════ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    text-shadow: 0 0 10px rgba(108, 99, 255, 0.3);
}

.section-heading {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: 0 4px 14px rgba(108, 99, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 99, 255, 0.6);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--border);
    color: var(--text);
}

.btn-outline:hover {
    border-color: var(--text);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

/* ═══════════════════ ANIMATIONS ═══════════════════ */
.reveal, .reveal-left, .reveal-right {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal {
    transform: translateY(40px);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal.active, .reveal-left.active, .reveal-right.active {
    opacity: 1;
    transform: translate(0, 0);
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -20px); }
}

@keyframes float-reverse {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-20px, 30px); }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

/* Scroll Progress */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    z-index: 2000;
    width: 0%;
    transition: width 0.1s;
}

/* ═══════════════════ NAVIGATION ═══════════════════ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--transition-normal);
}

.nav.scrolled {
    background: rgba(16, 16, 24, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    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-weight: 800;
    font-size: 1.5rem;
}

.nav-logo-img {
    height: 32px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

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

.nav-link.active {
    color: var(--primary-light);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-light);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: all var(--transition-fast);
}

/* ═══════════════════ HERO ═══════════════════ */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 8rem 2rem 4rem;
    text-align: center;
    overflow: hidden;
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.4;
}

.hero-orb-1 {
    top: 10%;
    right: 10%;
    width: 400px;
    height: 400px;
    background: var(--primary);
    animation: float 20s ease-in-out infinite;
}

.hero-orb-2 {
    bottom: 10%;
    left: 10%;
    width: 350px;
    height: 350px;
    background: var(--secondary);
    animation: float-reverse 15s ease-in-out infinite;
}

.hero-orb-3 {
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 500px;
    background: rgba(108, 99, 255, 0.2);
    animation: float 25s ease-in-out infinite;
}

.hero-content {
    max-width: 800px;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--secondary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--secondary);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    margin-bottom: 4rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    background: rgba(26, 26, 46, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    padding: 1.5rem 3rem;
    border-radius: var(--radius-xl);
}

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

.hero-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--text);
}

.hero-stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    animation: bounce 2s infinite;
}

/* ═══════════════════ ABOUT ═══════════════════ */
.about {
    padding: 6rem 0;
    background: linear-gradient(to bottom, var(--bg), var(--surface));
}

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

.about-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-description strong {
    color: var(--text);
}

.problem-card {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    transition: transform var(--transition-normal);
}

.problem-card:hover {
    transform: translateX(-10px);
    border-color: rgba(255,255,255,0.2);
}

.problem-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(108, 99, 255, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.problem-icon-warning {
    background: rgba(255, 183, 77, 0.1);
    color: var(--warning);
}

.problem-icon-danger {
    background: rgba(207, 102, 121, 0.1);
    color: var(--danger);
}

.problem-title {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.problem-text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ═══════════════════ WEB APP ═══════════════════ */
.web-app {
    padding: 6rem 0;
    background: var(--surface);
}

.feature-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 8rem;
}

.feature-item:last-child {
    margin-bottom: 0;
}

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

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

.feature-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border: 1px solid rgba(255,255,255,0.05);
}

.feature-image::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    pointer-events: none;
}

.feature-number {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 800;
    color: rgba(255,255,255,0.05);
    line-height: 1;
    margin-bottom: -1rem;
}

.feature-title {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature-description {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

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

.feature-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.feature-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--primary);
}

/* ═══════════════════ MOBILE APP ═══════════════════ */
.mobile-app {
    padding: 6rem 0;
    background: linear-gradient(to bottom, var(--surface), var(--bg));
}

/* App Download Banner */
.app-download-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    background: linear-gradient(135deg, rgba(108, 99, 255, 0.1) 0%, rgba(3, 218, 198, 0.08) 100%);
    border: 1px solid rgba(108, 99, 255, 0.25);
    border-radius: var(--radius-xl);
    padding: 2.5rem 3rem;
    margin-bottom: 4rem;
}

.app-download-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.app-download-text {
    color: var(--text-secondary);
    font-size: 1rem;
}

.app-search-name {
    display: inline-block;
    color: var(--primary-light);
    background: rgba(108, 99, 255, 0.15);
    padding: 0.15em 0.5em;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(108, 99, 255, 0.3);
    font-family: var(--font-display);
    letter-spacing: 0.03em;
}

.btn-playstore {
    background: linear-gradient(135deg, #34A853 0%, #0F9D58 100%);
    color: white;
    box-shadow: 0 4px 14px rgba(52, 168, 83, 0.4);
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-playstore:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 168, 83, 0.6);
}

/* Web App Contact CTA */
.web-app-contact {
    margin-top: 6rem;
}

.web-app-contact-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    background: linear-gradient(135deg, rgba(108, 99, 255, 0.08) 0%, rgba(108, 99, 255, 0.02) 100%);
    border: 1px solid rgba(108, 99, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: 3rem;
}

.btn-contact {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: 0 4px 14px rgba(108, 99, 255, 0.4);
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-contact:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 99, 255, 0.6);
}

@media (max-width: 768px) {
    .app-download-banner {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }
    .web-app-contact-inner {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }
}

.app-showcase {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 6rem;
    position: relative;
}

.app-phone {
    width: 280px;
    border-radius: 40px;
    border: 8px solid #2A2A3C;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    background: var(--bg);
}

.app-phone-light {
    border-color: #E2E8F0;
    transform: translateY(40px);
}

.app-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 6rem;
}

.app-feature-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.app-feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(108, 99, 255, 0.1);
    color: var(--primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.app-feature-icon-teal {
    background: rgba(3, 218, 198, 0.1);
    color: var(--secondary);
}

.app-feature-icon-green {
    background: rgba(76, 175, 80, 0.1);
    color: #4CAF50;
}

.app-feature-icon-gold {
    background: rgba(255, 193, 7, 0.1);
    color: #FFC107;
}

.app-feature-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.app-feature-text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.analytics-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 4rem;
    margin-bottom: 6rem;
}

.analytics-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.analytics-stat {
    background: rgba(0,0,0,0.2);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.05);
}

.analytics-stat-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.analytics-stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
}

.analytics-trend {
    color: var(--secondary);
    font-size: 1.25rem;
}

.analytics-showcase-image img {
    border-radius: 30px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border: 4px solid var(--border);
    max-width: 300px;
    margin: 0 auto;
}

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

.video-heading {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.video-subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.video-wrapper {
    max-width: 100%;
    width: fit-content;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 0 40px rgba(108, 99, 255, 0.2);
    position: relative;
    background: #000;
}

.video-wrapper video {
    width: 100%;
    max-width: 800px;
    max-height: 80vh;
    display: block;
    object-fit: contain;
}

/* ═══════════════════ FEATURES GRID ═══════════════════ */
.features {
    padding: 6rem 0;
    background: var(--bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    border-color: rgba(255,255,255,0.2);
}

.feature-card-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(108, 99, 255, 0.2) 0%, rgba(108, 99, 255, 0.05) 100%);
    color: var(--primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(108, 99, 255, 0.3);
}

.feature-card-icon-teal {
    background: linear-gradient(135deg, rgba(3, 218, 198, 0.2) 0%, rgba(3, 218, 198, 0.05) 100%);
    color: var(--secondary);
    border-color: rgba(3, 218, 198, 0.3);
}

.feature-card-icon-green {
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.2) 0%, rgba(76, 175, 80, 0.05) 100%);
    color: #4CAF50;
    border-color: rgba(76, 175, 80, 0.3);
}

.feature-card-icon-gold {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.2) 0%, rgba(255, 193, 7, 0.05) 100%);
    color: #FFC107;
    border-color: rgba(255, 193, 7, 0.3);
}

.feature-card-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.feature-card-text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ═══════════════════ WORKFLOW ═══════════════════ */
.workflow {
    padding: 6rem 0;
    background: var(--surface);
}

.workflow-tracks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.workflow-track {
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 3rem;
}

.workflow-track-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.workflow-track-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.workflow-track-icon-teacher {
    background: rgba(108, 99, 255, 0.2);
    color: var(--primary-light);
}

.workflow-track-icon-student {
    background: rgba(3, 218, 198, 0.2);
    color: var(--secondary);
}

.workflow-track-title {
    font-size: 1.5rem;
}

.workflow-steps {
    position: relative;
}

.workflow-steps::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 19px;
    width: 2px;
    background: var(--border);
    border-radius: 2px;
}

.workflow-step {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
    position: relative;
}

.workflow-step:last-child {
    margin-bottom: 0;
}

.workflow-step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--surface);
    border: 2px solid var(--primary);
    color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-family: var(--font-display);
    z-index: 1;
    flex-shrink: 0;
}

.workflow-step-number-teal {
    border-color: var(--secondary);
    color: var(--secondary);
}

.workflow-step-content h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    padding-top: 0.5rem;
}

.workflow-step-content p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ═══════════════════ FOOTER ═══════════════════ */
.footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-logo-img {
    height: 32px;
}

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

.footer-links-title {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.footer-link {
    display: block;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    font-size: 0.9375rem;
}

.footer-link:hover {
    color: var(--primary-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* ═══════════════════ RESPONSIVE ═══════════════════ */
@media (max-width: 1024px) {
    .hero-title { font-size: 3.5rem; }
    .about-grid { grid-template-columns: 1fr; }
    .feature-item { grid-template-columns: 1fr; gap: 2rem; }
    .feature-item-reverse { direction: ltr; }
    .analytics-showcase { grid-template-columns: 1fr; padding: 2rem; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .workflow-tracks { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--bg);
        flex-direction: column;
        justify-content: center;
        transition: right 0.3s ease;
    }
    
    .nav.mobile-open .nav-links { right: 0; }
    
    .hamburger { display: flex; }
    
    .nav.mobile-open .hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav.mobile-open .hamburger span:nth-child(2) { opacity: 0; }
    .nav.mobile-open .hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
    
    .hero-title { font-size: 2.5rem; }
    .hero-ctas { flex-direction: column; width: 100%; }
    .hero-stats { flex-direction: column; gap: 1rem; padding: 1.5rem; }
    .hero-stat-divider { width: 100%; height: 1px; }
    
    .app-features-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}