/* ====================================================
   STYLESHEET UTAMA - WEBSITE ABSENSI MTSS PP AL IRSYAD
   ==================================================== */

/* ---- CSS CUSTOM PROPERTIES (VARIABEL) ---- */
:root {
    /* Palet Warna Biru Madrasah */
    --primary-blue:       #1565C0;
    --primary-blue-dark:  #0D47A1;
    --primary-blue-light: #1976D2;
    --accent-blue:        #2196F3;
    --accent-gold:        #FFC107;
    --accent-gold-light:  #FFD54F;

    /* Warna Teks */
    --text-white:    #FFFFFF;
    --text-dark:     #1A1A2E;
    --text-muted:    #546E7A;
    --text-light:    #90A4AE;

    /* Background */
    --bg-white:    #FFFFFF;
    --bg-light:    #F0F4F8;
    --bg-card:     #FFFFFF;

    /* Border & Shadow */
    --border-color:  #CFD8DC;
    --shadow-sm:     0 2px 8px rgba(21,101,192,.12);
    --shadow-md:     0 6px 24px rgba(21,101,192,.18);
    --shadow-lg:     0 12px 40px rgba(21,101,192,.22);
    --shadow-card:   0 4px 20px rgba(0,0,0,.10);

    /* Ukuran */
    --navbar-height:      72px;
    --footer-height:      56px;
    --border-radius:      12px;
    --border-radius-lg:   20px;
    --border-radius-xl:   32px;

    /* Transisi */
    --transition-fast:   .18s ease;
    --transition-normal: .28s ease;
    --transition-slow:   .42s ease;

    /* Font */
    --font-primary: 'Segoe UI', 'Roboto', 'Arial', sans-serif;
}

/* ---- RESET & BASE ---- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* ====================================================
   NAVBAR / HEADER
   ==================================================== */
.navbar {
    background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue) 60%, var(--primary-blue-light) 100%);
    height: var(--navbar-height);
    display: flex;
    align-items: center;
    padding: 0 2rem;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    gap: 1rem;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    text-decoration: none;
    flex: 1;
}

.navbar-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,.30));
    border-radius: 50%;
    background: rgba(255,255,255,.15);
    padding: 2px;
    flex-shrink: 0;
}

.navbar-logo-fallback {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,.20);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.navbar-title-wrap {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.navbar-title-main {
    color: var(--text-white);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    text-shadow: 0 1px 3px rgba(0,0,0,.25);
}

.navbar-title-sub {
    color: var(--accent-gold-light);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    opacity: .9;
}

.navbar-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.22);
    border-radius: 50px;
    padding: 0.3rem 0.85rem;
    color: var(--text-white);
    font-size: 0.78rem;
    font-weight: 500;
    backdrop-filter: blur(4px);
}

/* ====================================================
   MAIN CONTENT AREA
   ==================================================== */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1.5rem;
    background:
        radial-gradient(ellipse at 15% 50%, rgba(21,101,192,.06) 0%, transparent 60%),
        radial-gradient(ellipse at 85% 20%, rgba(33,150,243,.05) 0%, transparent 55%),
        var(--bg-light);
}

/* ====================================================
   HERO / LANDING CARD
   ==================================================== */
.hero-card {
    background: var(--bg-white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 800px;
    padding: 3rem 2.5rem 2.5rem;
    text-align: center;
    animation: fadeInUp .6s ease both;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---- Hero Logo ---- */
.hero-logo-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.hero-logo {
    width: 110px;
    height: 110px;
    object-fit: contain;
    filter: drop-shadow(0 4px 12px rgba(21,101,192,.25));
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(21,101,192,.08), rgba(33,150,243,.06));
    padding: 8px;
    border: 3px solid rgba(21,101,192,.12);
    transition: transform var(--transition-normal);
}

.hero-logo:hover { transform: scale(1.05) rotate(3deg); }

.hero-logo-fallback {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    box-shadow: var(--shadow-md);
}

/* ---- Hero Text ---- */
.hero-title {
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--primary-blue-dark);
    margin-bottom: 0.35rem;
    letter-spacing: -0.3px;
    text-transform: uppercase;
}

.hero-subtitle {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-weight: 400;
}

.hero-divider {
    width: 64px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-gold));
    border-radius: 4px;
    margin: 1rem auto 2rem;
}

.hero-tagline {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 2.25rem;
    font-style: italic;
}

/* ====================================================
   MENU CARDS
   ==================================================== */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.menu-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 2rem 1.5rem;
    border-radius: var(--border-radius-lg);
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    background: var(--bg-light);
}

.menu-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    opacity: 0;
    transition: opacity var(--transition-normal);
    border-radius: inherit;
}

.menu-card:hover::before,
.menu-card:focus-visible::before {
    opacity: 1;
}

/* Card Guru */
.menu-card--guru {
    background: linear-gradient(145deg, #E3F2FD, #BBDEFB);
    border-color: rgba(21,101,192,.18);
}

/* Card Operator */
.menu-card--operator {
    background: linear-gradient(145deg, #E8F5E9, #C8E6C9);
    border-color: rgba(46,125,50,.18);
}

.menu-card--operator::before {
    background: linear-gradient(135deg, #2E7D32, #43A047);
}

.menu-card:hover,
.menu-card:focus-visible {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

/* Icon Container */
.menu-icon-wrap {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.menu-card--guru .menu-icon-wrap {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
}

.menu-card--operator .menu-icon-wrap {
    background: linear-gradient(135deg, #2E7D32, #43A047);
}

.menu-card:hover .menu-icon-wrap {
    transform: scale(1.12) rotate(-5deg);
    background: rgba(255,255,255,.25);
    box-shadow: 0 0 0 6px rgba(255,255,255,.2);
}

.menu-icon {
    width: 42px;
    height: 42px;
    fill: white;
    stroke: white;
}

/* Card Label */
.menu-label {
    position: relative;
    z-index: 1;
    text-align: center;
    transition: color var(--transition-normal);
}

.menu-label-title {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-blue-dark);
    margin-bottom: 0.2rem;
    transition: color var(--transition-normal);
}

.menu-card--operator .menu-label-title { color: #1B5E20; }

.menu-label-desc {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    transition: color var(--transition-normal);
}

.menu-card:hover .menu-label-title,
.menu-card:hover .menu-label-desc {
    color: var(--text-white);
}

/* Arrow badge on hover */
.menu-arrow {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255,255,255,.20);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateX(-4px);
    transition: all var(--transition-normal);
    z-index: 1;
}

.menu-card:hover .menu-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ====================================================
   FOOTER
   ==================================================== */
.footer {
    background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue) 60%, var(--primary-blue-light) 100%);
    height: var(--footer-height);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding: 0 2rem;
    box-shadow: 0 -4px 16px rgba(21,101,192,.25);
    flex-shrink: 0;
}

.footer-text {
    color: rgba(255,255,255,.80);
    font-size: 0.8rem;
    letter-spacing: 0.3px;
}

.footer-text strong {
    color: var(--accent-gold-light);
}

.footer-divider {
    width: 1px;
    height: 20px;
    background: rgba(255,255,255,.25);
}

/* ====================================================
   LOGIN MODAL
   ==================================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(13,71,161,.45);
    backdrop-filter: blur(6px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-box {
    background: var(--bg-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    padding: 2.5rem 2rem 2rem;
    transform: scale(.92) translateY(20px);
    transition: transform var(--transition-normal);
    position: relative;
}

.modal-overlay.active .modal-box {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 34px;
    height: 34px;
    border: none;
    background: var(--bg-light);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: #FFEBEE;
    color: #C62828;
    transform: rotate(90deg);
}

.modal-icon-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.modal-icon-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-icon-circle--guru     { background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue)); }
.modal-icon-circle--operator { background: linear-gradient(135deg, #2E7D32, #43A047); }

.modal-title {
    text-align: center;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-blue-dark);
    margin-bottom: 0.25rem;
}

.modal-title--operator { color: #1B5E20; }

.modal-subtitle {
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 1.75rem;
}

/* Form Elements */
.form-group {
    margin-bottom: 1.1rem;
}

.form-label {
    display: block;
    font-size: 0.83rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.4rem;
}

.form-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.form-input-icon {
    position: absolute;
    left: 0.875rem;
    color: var(--text-light);
    pointer-events: none;
    font-size: 1rem;
}

.form-input {
    width: 100%;
    padding: 0.7rem 0.875rem 0.7rem 2.6rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.92rem;
    font-family: var(--font-primary);
    color: var(--text-dark);
    background: var(--bg-light);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
    border-color: var(--primary-blue);
    background: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(21,101,192,.12);
}

.form-input--operator:focus {
    border-color: #2E7D32;
    box-shadow: 0 0 0 3px rgba(46,125,50,.12);
}

.form-toggle-pw {
    position: absolute;
    right: 0.875rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-light);
    padding: 0.25rem;
    transition: color var(--transition-fast);
}

.form-toggle-pw:hover { color: var(--primary-blue); }

.btn-login {
    width: 100%;
    padding: 0.85rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: 700;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
    letter-spacing: 0.4px;
}

.btn-login--guru {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: white;
    box-shadow: 0 4px 14px rgba(21,101,192,.35);
}

.btn-login--guru:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(21,101,192,.45);
}

.btn-login--operator {
    background: linear-gradient(135deg, #2E7D32, #43A047);
    color: white;
    box-shadow: 0 4px 14px rgba(46,125,50,.35);
}

.btn-login--operator:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(46,125,50,.45);
}

.alert {
    padding: 0.7rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.83rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alert--danger {
    background: #FFEBEE;
    color: #C62828;
    border: 1px solid #FFCDD2;
}

.alert--success {
    background: #E8F5E9;
    color: #1B5E20;
    border: 1px solid #C8E6C9;
}

/* ====================================================
   INFO BAR
   ==================================================== */
.info-bar {
    background: rgba(21,101,192,.06);
    border: 1px solid rgba(21,101,192,.12);
    border-radius: var(--border-radius);
    padding: 0.65rem 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 1rem;
}

.info-bar-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4CAF50;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: .5; transform: scale(1.3); }
}

/* ====================================================
   RESPONSIVE
   ==================================================== */
@media (max-width: 600px) {
    .navbar {
        padding: 0 1rem;
        height: 60px;
    }

    .navbar-logo, .navbar-logo-fallback {
        width: 38px;
        height: 38px;
    }

    .navbar-title-main { font-size: 0.82rem; }
    .navbar-badge { display: none; }

    .main-content { padding: 1.5rem 1rem; }

    .hero-card { padding: 2rem 1.25rem 1.75rem; }
    .hero-title { font-size: 1.2rem; }
    .hero-logo { width: 80px; height: 80px; }
    .hero-logo-fallback { width: 80px; height: 80px; }

    .menu-grid { grid-template-columns: 1fr; gap: 1rem; }
    .menu-card { padding: 1.5rem 1rem; flex-direction: row; justify-content: flex-start; gap: 1.25rem; }
    .menu-icon-wrap { width: 60px; height: 60px; flex-shrink: 0; }
    .menu-icon { width: 32px; height: 32px; }
    .menu-label { text-align: left; }

    .footer { gap: 0.75rem; flex-wrap: wrap; height: auto; padding: 0.75rem 1rem; }
    .footer-text { font-size: 0.72rem; text-align: center; }
    .footer-divider { display: none; }
}

@media (max-width: 420px) {
    .modal-box { padding: 2rem 1.25rem 1.5rem; }
}

/* ====================================================
   UTILITY CLASSES
   ==================================================== */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}