/**
 * SPMB SMK PGRI 2 Ponorogo - Main Stylesheet
 * Modern, Elegant, Professional Design
 */

/* ==================== CSS Variables ==================== */
:root {
    /* Primary Colors - Blue Theme */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;
    
    /* Secondary Colors - Emerald */
    --secondary-500: #10b981;
    --secondary-600: #059669;
    
    /* Accent Colors */
    --accent-orange: #f97316;
    --accent-purple: #8b5cf6;
    --accent-pink: #ec4899;
    
    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Status Colors */
    --success: #22c55e;
    --warning: #eab308;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Poppins', var(--font-primary);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

/* ==================== Typography ==================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.875rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    margin-bottom: var(--spacing-md);
}

/* ==================== Container ==================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-sm { max-width: 640px; }
.container-md { max-width: 768px; }
.container-lg { max-width: 1024px; }
.container-xl { max-width: 1280px; }

/* ==================== Buttons ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: white;
    color: var(--primary-700);
    border: 2px solid var(--primary-200);
}

.btn-secondary:hover {
    background: var(--primary-50);
    border-color: var(--primary-400);
}

.btn-success {
    background: linear-gradient(135deg, var(--secondary-500), var(--secondary-600));
    color: white;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: var(--radius-full);
}

/* ==================== Cards ==================== */
.card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-normal);
}

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

.card-body {
    padding: var(--spacing-xl);
}

.card-header {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--gray-100);
}

.card-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--gray-100);
    background: var(--gray-50);
}

/* ==================== Navigation ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    padding: 0 var(--spacing-lg);
    max-width: 1280px;
    margin: 0 auto;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.navbar-brand img {
    height: 48px;
    width: auto;
}

.navbar-brand-text {
    display: flex;
    flex-direction: column;
}

.navbar-brand-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--primary-700);
}

.navbar-brand-sub {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-weight: 500;
    color: var(--gray-600);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary-600);
    background: var(--primary-50);
}

.nav-link.active {
    color: var(--primary-700);
    background: var(--primary-100);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.navbar-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
}

.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    margin: 6px 0;
    transition: all var(--transition-fast);
}

/* ==================== Hero Section ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-800) 50%, var(--primary-900) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.hero-shape:nth-child(1) {
    width: 400px;
    height: 400px;
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.hero-shape:nth-child(2) {
    width: 300px;
    height: 300px;
    bottom: -50px;
    left: -50px;
    animation-delay: 2s;
}

.hero-shape:nth-child(3) {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 30%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-20px) scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px var(--spacing-lg) var(--spacing-3xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-text {
    color: white;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: white;
}

.hero-title span {
    display: block;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-stat {
    text-align: center;
}

.hero-stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

.hero-stat-label {
    font-size: 0.875rem;
    opacity: 0.8;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-2xl);
    width: 100%;
    max-width: 400px;
}

.countdown-title {
    font-size: 0.875rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.countdown {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.countdown-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--primary-50);
    border-radius: var(--radius-lg);
}

.countdown-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-700);
    font-family: var(--font-display);
}

.countdown-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    margin-top: var(--spacing-xs);
}

.hero-card-divider {
    height: 1px;
    background: var(--gray-200);
    margin: var(--spacing-lg) 0;
}

.hero-card-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.hero-card-info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.hero-card-info-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-100);
    border-radius: var(--radius-md);
    color: var(--primary-600);
}

.hero-card-info-text h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-800);
}

.hero-card-info-text p {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin: 0;
}

/* ==================== Sections ==================== */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-3xl);
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-600);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
}

.section-title {
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    color: var(--gray-600);
    font-size: 1.125rem;
}

/* ==================== Features Grid ==================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    padding: var(--spacing-xl);
    text-align: center;
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-100), var(--primary-50));
    border-radius: var(--radius-xl);
    font-size: 1.75rem;
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.feature-desc {
    color: var(--gray-600);
    font-size: 0.9375rem;
    margin: 0;
}

/* ==================== Jurusan Cards ==================== */
.jurusan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.jurusan-card {
    position: relative;
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.jurusan-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.jurusan-card-header {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    padding: var(--spacing-lg);
    color: white;
}

.jurusan-card-code {
    font-size: 0.75rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.jurusan-card-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin-top: var(--spacing-xs);
}

.jurusan-card-body {
    padding: var(--spacing-lg);
}

.jurusan-card-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--gray-100);
}

.jurusan-card-info:last-child {
    border-bottom: none;
}

.jurusan-card-label {
    color: var(--gray-500);
    font-size: 0.875rem;
}

.jurusan-card-value {
    font-weight: 600;
    color: var(--gray-800);
}

.jurusan-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--primary-100);
    color: var(--primary-700);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
}

.jurusan-badge.warning {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
}

/* ==================== Biaya Table ==================== */
.biaya-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.biaya-table {
    width: 100%;
    background: white;
    border-collapse: collapse;
}

.biaya-table th,
.biaya-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    border-bottom: 1px solid var(--gray-100);
}

.biaya-table th {
    background: var(--primary-700);
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.biaya-table tr:hover {
    background: var(--primary-50);
}

.biaya-table td:last-child {
    font-weight: 700;
    color: var(--primary-700);
}

/* ==================== Timeline ==================== */
.timeline {
    position: relative;
    padding-left: var(--spacing-2xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-200);
}

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

.timeline-item::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--spacing-2xl) - 4px);
    top: 4px;
    width: 10px;
    height: 10px;
    background: var(--primary-600);
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: var(--shadow-md);
}

.timeline-date {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-600);
    margin-bottom: var(--spacing-xs);
}

.timeline-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.timeline-desc {
    color: var(--gray-600);
    font-size: 0.9375rem;
    margin: 0;
}

/* ==================== Footer ==================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand img {
    height: 60px;
    margin-bottom: var(--spacing-md);
}

.footer-brand p {
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.footer-title {
    font-size: 1rem;
    font-weight: 600;
    color: white;
    margin-bottom: var(--spacing-lg);
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--gray-400);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: white;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: 0.9375rem;
}

.footer-contact i {
    color: var(--primary-400);
    width: 20px;
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--gray-800);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-800);
    border-radius: var(--radius-md);
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--primary-600);
    color: white;
}

/* ==================== Utilities ==================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-600); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-error { color: var(--error); }
.text-muted { color: var(--gray-500); }

.bg-primary { background-color: var(--primary-600); }
.bg-light { background-color: var(--gray-50); }
.bg-white { background-color: white; }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.py-1 { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-2 { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-3 { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.py-4 { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

/* ==================== Responsive ==================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .navbar-nav {
        display: none;
    }
    
    .navbar-toggle {
        display: block;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .countdown {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
}