/* ============================================
   MailCatcher Documentation Site - Styles
   Modern, Elegant Design with Attention to Detail
   ============================================ */

:root {
    --color-primary: #ec4899;
    --color-primary-dark: #be185d;
    --color-secondary: #06b6d4;
    --color-accent: #f59e0b;

    --color-bg-dark: #0f172a;
    --color-bg-darker: #0a0f1c;
    --color-bg-light: #1e293b;
    --color-bg-lighter: #334155;

    --color-text-primary: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;

    --color-border: #334155;
    --color-border-light: #475569;

    --font-display: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-body: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-mono: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Global & Typography
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.6;
    letter-spacing: 0.3px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    position: relative;
}

h3 {
    font-size: 1.5rem;
    margin: 1.5rem 0 0.75rem 0;
}

p {
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

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

a:hover {
    color: var(--color-secondary);
}

code {
    font-family: var(--font-mono);
    background-color: var(--color-bg-light);
    padding: 0.2em 0.4em;
    border-radius: 4px;
    font-size: 0.9em;
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-darker) 100%);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background-color: rgba(15, 23, 42, 0.8);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-primary);
    transition: transform var(--transition-fast);
}

.nav-logo:hover {
    transform: translateY(-2px);
}

.logo-icon {
    font-size: 1.75rem;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    font-size: 0.95rem;
    font-weight: 500;
}

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

.nav-link.original {
    color: var(--color-accent);
}

.nav-link.original:hover {
    color: #fbbf24;
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    padding: 6rem 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    min-height: calc(100vh - 80px);
}

.hero-content {
    animation: slideInLeft 0.8s ease-out;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero-title .block {
    display: block;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.btn {
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    cursor: pointer;
    display: inline-block;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(236, 72, 153, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(236, 72, 153, 0.4);
}

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

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background-color: rgba(236, 72, 153, 0.1);
}

.hero-visual {
    animation: slideInRight 0.8s ease-out;
    perspective: 1000px;
}

.floating-card {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-lighter) 100%);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-xl), 0 0 60px rgba(236, 72, 153, 0.15);
    animation: float 3s ease-in-out infinite;
    transform: rotateX(5deg) rotateY(-5deg);
}

.card-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    font-weight: 600;
    background: rgba(236, 72, 153, 0.1);
}

.card-body {
    padding: 1rem;
}

.mail-item {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 0.75rem;
    background: var(--color-bg-dark);
    border-left: 3px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mail-item:hover {
    border-left-color: var(--color-secondary);
    background: rgba(6, 182, 212, 0.05);
}

.mail-item.active {
    border-left-color: var(--color-primary);
    background: rgba(236, 72, 153, 0.1);
}

.mail-from {
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 0.25rem;
}

.mail-preview {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: rotateX(5deg) rotateY(-5deg) translateY(0px);
    }
    50% {
        transform: rotateX(5deg) rotateY(-5deg) translateY(-20px);
    }
}

/* ============================================
   Features Section
   ============================================ */

.features {
    padding: 6rem 20px;
    background: linear-gradient(180deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 100%);
    border-top: 1px solid var(--color-border);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    margin: 1rem auto 0;
    border-radius: 2px;
}

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

.feature-card {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-base);
    animation: fadeInUp 0.6s ease-out both;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

.feature-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(236, 72, 153, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.feature-card h3 {
    margin-top: 0;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

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

/* ============================================
   Screenshot Section
   ============================================ */

.screenshot {
    padding: 6rem 20px;
    background: var(--color-bg-dark);
}

.screenshot-wrapper {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-lighter) 100%);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-xl), 0 0 80px rgba(236, 72, 153, 0.2);
    animation: zoomIn 0.8s ease-out;
}

.screenshot-image {
    width: 100%;
    height: auto;
    display: block;
    background: var(--color-bg-darker);
}

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

/* ============================================
   Quick Start Section
   ============================================ */

.quick-start {
    padding: 6rem 20px;
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-darker) 100%);
    border-top: 1px solid var(--color-border);
}

.quick-start-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.code-example {
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.6s ease-out;
}

.code-header {
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    padding: 0.75rem 1rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.code-example pre {
    padding: 1.5rem;
    overflow-x: auto;
    margin: 0;
    background: var(--color-bg-darker);
}

.code-example code {
    background: transparent;
    color: var(--color-secondary);
    padding: 0;
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ============================================
   Docker Section
   ============================================ */

.docker-section {
    padding: 6rem 20px;
    background: linear-gradient(180deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 100%);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.docker-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.docker-info {
    animation: fadeInLeft 0.6s ease-out;
}

.docker-info p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.docker-features {
    animation: fadeInRight 0.6s ease-out;
}

.docker-features h3 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    margin-top: 0;
}

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

.docker-features .feature-list li {
    padding: 0.75rem 0;
    color: var(--color-text-secondary);
    font-size: 1rem;
    border-bottom: 1px solid var(--color-border);
    transition: color var(--transition-fast);
}

.docker-features .feature-list li:last-child {
    border-bottom: none;
}

.docker-features .feature-list li:hover {
    color: var(--color-primary);
}

/* ============================================
   About Fork Section
   ============================================ */

.about-fork {
    padding: 6rem 20px;
    background: var(--color-bg-dark);
}

.fork-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.fork-text p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.link-to-original {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--color-accent) 0%, #f97316 100%);
    color: white;
    border-radius: 6px;
    font-weight: 600;
    margin-top: 1rem;
    transition: all var(--transition-fast);
}

.link-to-original:hover {
    transform: translateX(5px);
}

.comparison {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-lighter) 100%);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
}

.comparison h3 {
    margin-top: 0;
    color: var(--color-primary);
}

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

.feature-list li {
    padding: 0.75rem 0;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
    transition: color var(--transition-fast);
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list li:hover {
    color: var(--color-primary);
    padding-left: 0.5rem;
}

/* ============================================
   Page Header
   ============================================ */

.page-header {
    padding: 4rem 20px 3rem;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-lighter) 100%);
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}

.page-header h1 {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

/* ============================================
   Install Content
   ============================================ */

.install-content {
    padding: 4rem 20px;
    background: var(--color-bg-dark);
}

.install-sections {
    max-width: 900px;
    margin: 0 auto;
}

.install-section {
    margin-bottom: 4rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-border);
}

.install-section:last-child {
    border-bottom: none;
}

.install-section h2 {
    color: var(--color-primary);
    margin-top: 0;
}

.install-section h3 {
    color: var(--color-secondary);
    font-size: 1.1rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.install-section pre {
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    overflow-x: auto;
    margin: 1rem 0;
    box-shadow: var(--shadow-md);
}

.install-section code {
    background: transparent;
    color: var(--color-secondary);
    padding: 0;
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: linear-gradient(180deg, var(--color-bg-darker) 0%, #000000 100%);
    border-top: 1px solid var(--color-border);
    padding: 4rem 20px 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.footer-section p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

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

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

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

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 3rem 20px;
        min-height: auto;
        gap: 2rem;
    }

    .nav-menu {
        gap: 1rem;
    }

    .nav-link {
        font-size: 0.85rem;
    }

    .fork-info {
        grid-template-columns: 1fr;
    }

    .docker-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .features {
        padding: 3rem 20px;
    }

    .quick-start {
        padding: 3rem 20px;
    }

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

    .feature-card {
        padding: 1.5rem;
    }

    pre {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.25rem;
    }

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

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

    .nav-menu {
        gap: 0.5rem;
    }

    .nav-link {
        font-size: 0.75rem;
    }

    .install-section pre {
        padding: 1rem;
        font-size: 0.75rem;
    }
}