/**
 * CWS Admission System - Main Stylesheet
 * โรงเรียนแจ้ห่มวิทยา - ระบบรับสมัครนักเรียนออนไลน์
 */

:root {
    /* Color Palette - โทนสีสุภาพ น่าเชื่อถือ */
    --primary-color: #2563eb;        /* น้ำเงินเข้ม */
    --primary-light: #3b82f6;        /* น้ำเงินอ่อน */
    --primary-dark: #1e40af;         /* น้ำเงินเข้มมาก */
    --secondary-color: #10b981;      /* เขียวสดใส */
    --secondary-light: #34d399;      /* เขียวอ่อน */
    --accent-color: #f59e0b;         /* ส้มทอง */

    /* Neutral Colors */
    --text-primary: #1f2937;         /* เทาเข้ม */
    --text-secondary: #6b7280;       /* เทากลาง */
    --text-light: #9ca3af;           /* เทาอ่อน */
    --bg-white: #ffffff;
    --bg-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --border-color: #e5e7eb;

    /* 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);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Typography */
    --font-family: 'Sarabun', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
}

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

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

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

/* ===================================
   MAINTENANCE PAGE
   =================================== */

.maintenance-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
    padding: var(--spacing-md);
}

.maintenance-container {
    max-width: 800px;
    width: 100%;
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
}

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

.maintenance-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
}

.school-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.school-logo .logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.maintenance-header h1 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.maintenance-header p {
    font-size: 1rem;
    opacity: 0.95;
    font-weight: 300;
}

.maintenance-body {
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
}

.maintenance-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.maintenance-icon::before {
    content: '🚧';
    font-size: 3.5rem;
}

.maintenance-body h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.maintenance-body p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.estimated-date {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-weight: 500;
    margin-top: var(--spacing-md);
}

.maintenance-footer {
    background: var(--bg-gray);
    padding: var(--spacing-lg);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.contact-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.contact-item i {
    color: var(--primary-color);
    font-size: 1.125rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 768px) {
    .maintenance-header h1 {
        font-size: 1.5rem;
    }

    .maintenance-header p {
        font-size: 0.9375rem;
    }

    .school-logo {
        width: 70px;
        height: 70px;
        font-size: 2rem;
    }

    .maintenance-icon {
        width: 100px;
        height: 100px;
    }

    .maintenance-icon::before {
        font-size: 3rem;
    }

    .maintenance-body h2 {
        font-size: 1.25rem;
    }

    .maintenance-body p {
        font-size: 1rem;
    }

    .contact-info {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .maintenance-page {
        padding: var(--spacing-sm);
    }

    .maintenance-header {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .maintenance-body {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .maintenance-header h1 {
        font-size: 1.25rem;
    }

    .school-logo {
        width: 60px;
        height: 60px;
        font-size: 1.75rem;
    }
}

/* ===================================
   UTILITIES
   =================================== */

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

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

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

.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }