/* Landing Page Styles */
/* Using Outfit font for a distinctive, modern look */

:root {
    /* Colors - Light Mode */
    --bg-primary: #fafbfc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --border-color: #e5e7eb;
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Card colors */
    --card-urgent: #fef2f2;
    --card-urgent-border: #fecaca;
    --card-warning: #fffbeb;
    --card-warning-border: #fde68a;
    --card-normal: #f0fdf4;
    --card-normal-border: #bbf7d0;
}

[data-theme="dark"] {
    --bg-primary: #0f1117;
    --bg-secondary: #1a1d27;
    --bg-tertiary: #252836;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #6b7280;
    --border-color: #374151;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
    
    --card-urgent: #2d1f1f;
    --card-urgent-border: #7f1d1d;
    --card-warning: #2d2a1f;
    --card-warning-border: #854d0e;
    --card-normal: #1f2d1f;
    --card-normal-border: #166534;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    transition: all 0.3s ease;
}

.nav.scrolled {
    background: var(--bg-secondary);
    box-shadow: var(--shadow-md);
    padding: 0.75rem 2rem;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.25rem;
}

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

.nav-links a:not(.nav-btn-primary):not(.nav-btn-secondary) {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.nav-btn-primary {
    background: var(--accent-gradient);
    color: white !important;
    padding: 0.625rem 1.25rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.nav-btn-secondary {
    color: var(--text-primary) !important;
    padding: 0.625rem 1.25rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.nav-btn-secondary:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary) !important;
}

/* Theme Toggle in Nav */
.theme-toggle-nav {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.theme-toggle-nav:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.theme-toggle-nav svg {
    width: 20px;
    height: 20px;
}

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

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

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

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

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

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

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    padding: 1.5rem;
    flex-direction: column;
    gap: 1rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transform: translateY(-100%);
    opacity: 0;
    transition: all 0.3s ease;
}

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

.mobile-menu a {
    color: var(--text-primary);
    text-decoration: none;
    padding: 0.75rem;
    font-weight: 500;
    border-radius: 8px;
    transition: background 0.2s ease;
}

.mobile-menu a:hover {
    background: var(--bg-tertiary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 2rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    filter: blur(60px);
}

[data-theme="dark"] .hero-gradient {
    background: radial-gradient(circle, rgba(99, 102, 241, 0.25) 0%, transparent 70%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.2); }
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease 0.1s both;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--accent-gradient);
    color: white;
    padding: 1rem 1.75rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary svg {
    transition: transform 0.2s ease;
}

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

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--text-primary);
    padding: 1rem 1.75rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

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

.btn-large {
    padding: 1.25rem 2rem;
    font-size: 1.125rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    animation: fadeInUp 0.6s ease 0.4s both;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
}

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

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

/* Hero Visual - App Preview */
.hero-visual {
    animation: fadeInUp 0.6s ease 0.5s both;
}

.app-preview {
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform 0.3s ease;
}

.app-preview:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}

.preview-header {
    background: var(--bg-tertiary);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.preview-dots {
    display: flex;
    gap: 6px;
}

.preview-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
}

.preview-dots span:nth-child(1) { background: #ef4444; }
.preview-dots span:nth-child(2) { background: #f59e0b; }
.preview-dots span:nth-child(3) { background: #22c55e; }

.preview-title {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

.preview-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.preview-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid;
    transition: transform 0.2s ease;
}

.preview-card:hover {
    transform: translateX(5px);
}

.preview-card.urgent {
    background: var(--card-urgent);
    border-color: var(--card-urgent-border);
}

.preview-card.warning {
    background: var(--card-warning);
    border-color: var(--card-warning-border);
}

.preview-card.normal {
    background: var(--card-normal);
    border-color: var(--card-normal-border);
}

.preview-card-icon {
    font-size: 1.5rem;
}

.preview-card-info {
    display: flex;
    flex-direction: column;
}

.preview-card-title {
    font-weight: 600;
    color: var(--text-primary);
}

.preview-card-date {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Section Styles */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 6rem 2rem;
}

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

.section-tag {
    display: inline-block;
    background: var(--accent-gradient);
    color: white;
    padding: 0.375rem 1rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-primary);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* How It Works */
.how-it-works {
    background: var(--bg-primary);
}

.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 280px;
}

.step-number {
    width: 64px;
    height: 64px;
    background: var(--accent-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-secondary);
}

.step-connector {
    width: 80px;
    height: 2px;
    background: var(--border-color);
    position: relative;
}

.step-connector::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--border-color);
}

/* Use Cases */
.use-cases {
    background: var(--bg-secondary);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.use-case {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.use-case:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.use-case-emoji {
    font-size: 1.5rem;
}

/* Pricing */
.pricing {
    background: var(--bg-primary);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 1px var(--accent-primary);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-gradient);
    color: white;
    padding: 0.375rem 1rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.pricing-header {
    text-align: center;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.pricing-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
}

.price-period {
    color: var(--text-muted);
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0;
    color: var(--text-secondary);
}

.pricing-features svg {
    width: 20px;
    height: 20px;
    stroke: #22c55e;
    stroke-width: 3;
    fill: none;
    flex-shrink: 0;
}

.pricing-btn-primary {
    display: block;
    width: 100%;
    background: var(--accent-gradient);
    color: white;
    padding: 1rem;
    border-radius: 10px;
    text-decoration: none;
    text-align: center;
    font-weight: 600;
    transition: all 0.2s ease;
}

.pricing-btn-primary:hover {
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.pricing-btn-secondary {
    display: block;
    width: 100%;
    background: transparent;
    color: var(--text-primary);
    padding: 1rem;
    border-radius: 10px;
    text-decoration: none;
    text-align: center;
    font-weight: 600;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

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

/* CTA Section */
.cta {
    background: var(--accent-gradient);
    color: white;
}

.cta-content {
    text-align: center;
    padding: 4rem 2rem;
}

.cta-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.cta .btn-primary {
    background: white;
    color: var(--accent-primary);
}

.cta .btn-primary:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem 2rem;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-muted);
}

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

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.375rem 0;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 2rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .app-preview {
        transform: none;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .steps {
        flex-direction: column;
    }
    
    .step-connector {
        width: 2px;
        height: 40px;
    }
    
    .step-connector::after {
        right: 50%;
        top: auto;
        bottom: 0;
        transform: translateX(50%);
        border: 6px solid transparent;
        border-top-color: var(--border-color);
        border-left-color: transparent;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu {
        display: flex;
    }
    
    .hero {
        padding: 6rem 1.5rem 3rem;
    }
    
    .section-container {
        padding: 4rem 1.5rem;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }
    
    .stat-divider {
        display: none;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
}