/* ============================================================
   assets/css/main.css
   "Hari Ini Bawa Apa?" - Main Stylesheet
   Theme: Cyberpunk Lite / Dark SaaS / Glassmorphism
   ============================================================ */

/* ---- CSS Variables ---- */
:root {
    --bg-darkest:    #020817;
    --bg-dark:       #0a0f1e;
    --bg-card:       rgba(10, 20, 50, 0.6);
    --bg-card-hover: rgba(14, 28, 68, 0.75);
    --bg-glass:      rgba(255, 255, 255, 0.04);
    --bg-glass-hover:rgba(255, 255, 255, 0.07);

    --cyan:          #00d4ff;
    --cyan-dim:      rgba(0, 212, 255, 0.15);
    --cyan-glow:     rgba(0, 212, 255, 0.35);
    --blue:          #3b82f6;
    --blue-dim:      rgba(59, 130, 246, 0.15);
    --purple:        #7c3aed;
    --purple-dim:    rgba(124, 58, 237, 0.15);
    --green:         #10b981;
    --orange:        #f59e0b;
    --red:           #ef4444;
    --red-dim:       rgba(239, 68, 68, 0.15);

    --text-primary:  #e2e8f0;
    --text-secondary:#94a3b8;
    --text-muted:    #475569;
    --text-accent:   #00d4ff;

    --border:        rgba(0, 212, 255, 0.12);
    --border-bright: rgba(0, 212, 255, 0.35);

    --nav-height:    70px;
    --radius:        12px;
    --radius-lg:     18px;
    --radius-sm:     8px;

    --shadow-card:   0 4px 30px rgba(0, 0, 0, 0.5);
    --shadow-glow:   0 0 20px rgba(0, 212, 255, 0.2);
    --shadow-glow-lg:0 0 40px rgba(0, 212, 255, 0.3);

    --font-heading:  'Orbitron', sans-serif;
    --font-body:     'Rajdhani', sans-serif;

    --transition:    all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--cyan-glow) var(--bg-dark);
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--cyan), var(--blue));
    border-radius: 4px;
}

body {
    font-family: var(--font-body);
    background: var(--bg-darkest);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    font-size: 16px;
    line-height: 1.6;
}

/* ---- Animated Background Grid ---- */
.bg-grid {
    position: fixed;
    inset: 0;
    z-index: 0;
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridScroll 20s linear infinite;
    pointer-events: none;
}

@keyframes gridScroll {
    0%   { background-position: 0 0; }
    100% { background-position: 50px 50px; }
}

/* ---- Floating Glow Orbs ---- */
.glow-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.25;
    pointer-events: none;
    z-index: 0;
    animation: orbFloat 8s ease-in-out infinite;
}

.glow-orb-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--cyan), transparent 70%);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.glow-orb-2 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, var(--purple), transparent 70%);
    bottom: -100px;
    left: -100px;
    animation-delay: 4s;
}

@keyframes orbFloat {
    0%, 100% { transform: translateY(0px) scale(1); }
    50%       { transform: translateY(-30px) scale(1.05); }
}

/* ---- Top Navigation ---- */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--nav-height);
    background: rgba(2, 8, 23, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 30px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,212,255,0.05) inset;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 24px;
    gap: 16px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    flex-shrink: 0;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--cyan), var(--blue));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #fff;
    box-shadow: 0 0 15px var(--cyan-glow);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 700;
    color: var(--cyan);
    letter-spacing: 1px;
    line-height: 1.2;
}

.logo-sub {
    font-size: 10px;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    line-height: 1;
}

.nav-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.date-day {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    color: var(--cyan);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.date-full {
    font-size: 10px;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.nav-link:hover {
    color: var(--cyan);
    background: var(--cyan-dim);
    border-color: var(--border);
}

.nav-link.active {
    color: var(--cyan);
    background: var(--cyan-dim);
    border-color: var(--border-bright);
    box-shadow: 0 0 12px var(--cyan-glow);
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 110;
}

.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--cyan);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    background: rgba(2, 8, 23, 0.97);
    border-top: 1px solid var(--border);
    padding: 12px 24px 20px;
    gap: 4px;
}

.mobile-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition);
}

.mobile-link:hover,
.mobile-link.active {
    color: var(--cyan);
    background: var(--cyan-dim);
}

/* ---- Main Content ---- */
.main-content {
    position: relative;
    z-index: 1;
    padding-top: var(--nav-height);
    min-height: 100vh;
}

/* ---- Page Hero ---- */
.page-hero {
    padding: 48px 24px 32px;
    text-align: center;
    max-width: 1300px;
    margin: 0 auto;
}

.page-title {
    font-family: var(--font-heading);
    font-size: clamp(22px, 5vw, 40px);
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 2px;
    line-height: 1.2;
    margin-bottom: 8px;
}

.page-title span {
    background: linear-gradient(135deg, var(--cyan), var(--blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 400;
}

/* ---- Container ---- */
.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ---- Section ---- */
.section {
    padding: 24px 0;
}

/* ---- Cards ---- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--cyan-glow), transparent);
    opacity: 0;
    transition: var(--transition);
}

.card:hover::before {
    opacity: 1;
}

.card:hover {
    border-color: var(--border-bright);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.card-title {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-accent);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ---- Grid Layouts ---- */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* ---- Stat Cards ---- */
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    backdrop-filter: blur(12px);
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--border-bright);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.stat-icon.cyan   { background: var(--cyan-dim);   color: var(--cyan); }
.stat-icon.blue   { background: var(--blue-dim);   color: var(--blue); }
.stat-icon.purple { background: var(--purple-dim); color: var(--purple); }
.stat-icon.green  { background: rgba(16,185,129,.15); color: var(--green); }
.stat-icon.orange { background: rgba(245,158,11,.15); color: var(--orange); }
.stat-icon.red    { background: var(--red-dim);    color: var(--red); }

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

.stat-value {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    font-weight: 500;
}

/* ---- Schedule Badges ---- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.badge-cyan    { background: var(--cyan-dim);   color: var(--cyan);   border: 1px solid rgba(0,212,255,0.3); }
.badge-blue    { background: var(--blue-dim);   color: var(--blue);   border: 1px solid rgba(59,130,246,0.3); }
.badge-purple  { background: var(--purple-dim); color: #a78bfa;       border: 1px solid rgba(124,58,237,0.3); }
.badge-green   { background: rgba(16,185,129,.15); color: #34d399;    border: 1px solid rgba(16,185,129,0.3); }
.badge-orange  { background: rgba(245,158,11,.15); color: #fbbf24;    border: 1px solid rgba(245,158,11,0.3); }
.badge-red     { background: var(--red-dim);    color: #f87171;       border: 1px solid rgba(239,68,68,0.3); }

.badge-priority {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.4);
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.2);
    animation: priorityPulse 2s ease-in-out infinite;
}

@keyframes priorityPulse {
    0%, 100% { box-shadow: 0 0 8px rgba(239,68,68,0.2); }
    50%       { box-shadow: 0 0 16px rgba(239,68,68,0.4); }
}

/* ---- Schedule Cards ---- */
.schedule-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.schedule-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
    animation: fadeInUp 0.4s ease forwards;
    opacity: 0;
}

.schedule-item:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-bright);
    transform: translateX(4px);
}

.schedule-time {
    font-family: var(--font-heading);
    font-size: 11px;
    color: var(--cyan);
    min-width: 80px;
    letter-spacing: 1px;
}

.schedule-subject {
    flex: 1;
}

.schedule-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.schedule-duration {
    font-size: 11px;
    color: var(--text-muted);
}

.schedule-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    background: var(--cyan-dim);
    color: var(--cyan);
    flex-shrink: 0;
}

/* ---- Checklist ---- */
.checklist {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.check-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    animation: fadeInUp 0.4s ease forwards;
    opacity: 0;
}

.check-item:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-bright);
}

.check-item.checked {
    opacity: 0.55;
    background: rgba(16, 185, 129, 0.05);
    border-color: rgba(16, 185, 129, 0.2);
}

.check-item.checked .check-label {
    text-decoration: line-through;
    color: var(--text-muted);
}

.check-item.priority-high {
    border-color: rgba(239, 68, 68, 0.3);
    background: var(--red-dim);
}

.check-item.priority-high:hover {
    border-color: rgba(239, 68, 68, 0.5);
    box-shadow: 0 0 12px rgba(239, 68, 68, 0.15);
}

.check-box {
    width: 22px;
    height: 22px;
    border: 2px solid var(--border-bright);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
    color: transparent;
    font-size: 11px;
}

.check-item.checked .check-box {
    background: var(--green);
    border-color: var(--green);
    color: white;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
}

.check-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    color: var(--cyan);
    flex-shrink: 0;
}

.check-label {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition);
}

.check-meta {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ---- Countdown ---- */
.countdown-card {
    text-align: center;
    padding: 32px 24px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), rgba(59, 130, 246, 0.08));
    border: 1px solid var(--border-bright);
    box-shadow: var(--shadow-glow);
}

.countdown-label {
    font-family: var(--font-heading);
    font-size: 10px;
    letter-spacing: 3px;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.countdown-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 16px 0;
}

.countdown-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.countdown-number {
    font-family: var(--font-heading);
    font-size: clamp(28px, 6vw, 48px);
    font-weight: 900;
    color: var(--cyan);
    background: var(--bg-glass);
    border: 1px solid var(--border-bright);
    border-radius: var(--radius-sm);
    padding: 8px 16px;
    min-width: 70px;
    text-align: center;
    box-shadow: 0 0 20px var(--cyan-glow);
    line-height: 1;
    transition: all 0.3s ease;
}

.countdown-sub {
    font-size: 9px;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.countdown-separator {
    font-family: var(--font-heading);
    font-size: 30px;
    color: var(--cyan);
    opacity: 0.5;
    animation: blink 1s step-end infinite;
    margin-top: -12px;
}

@keyframes blink {
    0%, 100% { opacity: 0.5; }
    50%       { opacity: 0; }
}

.countdown-school-time {
    font-size: 13px;
    color: var(--text-secondary);
}

.countdown-status {
    margin-top: 12px;
    font-family: var(--font-heading);
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--cyan);
}

/* ---- Announcement Cards ---- */
.announcement-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    transition: var(--transition);
    animation: fadeInUp 0.4s ease forwards;
    opacity: 0;
    position: relative;
    overflow: hidden;
}

.announcement-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(to bottom, var(--cyan), var(--blue));
    border-radius: 0 2px 2px 0;
}

.announcement-card:hover {
    border-color: var(--border-bright);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.announcement-title {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: 0.5px;
    line-height: 1.4;
}

.announcement-content {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.announcement-date {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 5px;
}

/* ---- Progress Bar ---- */
.progress-bar-wrapper {
    margin-top: 12px;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.progress-bar {
    height: 6px;
    background: var(--bg-glass);
    border-radius: 99px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cyan), var(--blue));
    border-radius: 99px;
    box-shadow: 0 0 8px var(--cyan-glow);
    transition: width 0.8s ease;
    min-width: 2px;
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    border: 1px solid transparent;
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--cyan), var(--blue));
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.5);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--cyan);
    border-color: var(--border-bright);
}

.btn-outline:hover {
    background: var(--cyan-dim);
    box-shadow: 0 0 12px var(--cyan-glow);
}

.btn-danger {
    background: var(--red-dim);
    color: #f87171;
    border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.25);
    box-shadow: 0 0 12px rgba(239, 68, 68, 0.3);
}

.btn-success {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border-color: rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
    background: rgba(16, 185, 129, 0.25);
}

.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-lg { padding: 14px 28px; font-size: 15px; }

/* ---- Empty State ---- */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-icon {
    font-size: 40px;
    margin-bottom: 12px;
    opacity: 0.3;
}

.empty-title {
    font-family: var(--font-heading);
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    letter-spacing: 1px;
}

.empty-text {
    font-size: 13px;
}

/* ---- Alert Messages ---- */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid;
}

.alert-success { background: rgba(16,185,129,.1); border-color: rgba(16,185,129,.3); color: #34d399; }
.alert-danger   { background: var(--red-dim); border-color: rgba(239,68,68,.3); color: #f87171; }
.alert-info     { background: var(--cyan-dim); border-color: var(--border-bright); color: var(--cyan); }

/* ---- Footer ---- */
.site-footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border);
    padding: 40px 24px;
    margin-top: 60px;
    text-align: center;
}

.footer-content { max-width: 600px; margin: 0 auto; }

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 16px;
    color: var(--cyan);
    margin-bottom: 10px;
}

.footer-text {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    transition: var(--transition);
}

.footer-links a:hover { color: var(--cyan); }

.footer-copy {
    font-size: 12px;
    color: var(--text-muted);
}

/* ---- Fade Animations ---- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* Apply stagger delays for lists */
.schedule-item:nth-child(1) { animation-delay: 0.05s; }
.schedule-item:nth-child(2) { animation-delay: 0.10s; }
.schedule-item:nth-child(3) { animation-delay: 0.15s; }
.schedule-item:nth-child(4) { animation-delay: 0.20s; }
.schedule-item:nth-child(5) { animation-delay: 0.25s; }
.schedule-item:nth-child(6) { animation-delay: 0.30s; }

.check-item:nth-child(1)  { animation-delay: 0.05s; }
.check-item:nth-child(2)  { animation-delay: 0.10s; }
.check-item:nth-child(3)  { animation-delay: 0.15s; }
.check-item:nth-child(4)  { animation-delay: 0.20s; }
.check-item:nth-child(5)  { animation-delay: 0.25s; }
.check-item:nth-child(6)  { animation-delay: 0.30s; }
.check-item:nth-child(7)  { animation-delay: 0.35s; }
.check-item:nth-child(8)  { animation-delay: 0.40s; }
.check-item:nth-child(9)  { animation-delay: 0.45s; }
.check-item:nth-child(10) { animation-delay: 0.50s; }

.announcement-card:nth-child(1) { animation-delay: 0.05s; }
.announcement-card:nth-child(2) { animation-delay: 0.10s; }
.announcement-card:nth-child(3) { animation-delay: 0.15s; }
.announcement-card:nth-child(4) { animation-delay: 0.20s; }
.announcement-card:nth-child(5) { animation-delay: 0.25s; }

/* ---- Shimmer Loading ---- */
.shimmer {
    background: linear-gradient(90deg, var(--bg-glass) 25%, rgba(255,255,255,0.06) 50%, var(--bg-glass) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes shimmer {
    0%   { background-position: 200% center; }
    100% { background-position: -200% center; }
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-date  { display: none; }
    .nav-hamburger { display: flex; }
    .mobile-menu.open { display: flex; }
    .top-nav { height: auto; }

    .grid-3, .grid-2 { grid-template-columns: 1fr; }

    .page-hero { padding: 32px 20px 20px; }
    .container { padding: 0 16px; }
    .card      { padding: 18px; }

    .countdown-number { font-size: 28px; min-width: 55px; padding: 6px 12px; }
}

@media (max-width: 480px) {
    .countdown-display { gap: 4px; }
    .countdown-separator { font-size: 22px; }
}