/* ============================================================
   style.css — Gaya Bersama Sistem Zoom HALUAN
   Digunakan oleh: index.html, pages/borang.html, pages/dashboard.html
   ============================================================ */

/* --- CSS Variables: Light Mode (Default) --- */
:root {
    /* Latar belakang */
    --c-bg: #e2e8f0;

    /* Panel kaca */
    --glass-bg:     rgba(255, 255, 255, 0.52);
    --glass-border: rgba(255, 255, 255, 0.72);
    --glass-shadow: 0 10px 32px rgba(0, 0, 0, 0.04), inset 0 0 0 1px rgba(255,255,255,0.3);

    /* Input */
    --input-bg:           rgba(255, 255, 255, 0.62);
    --input-border:       rgba(255, 255, 255, 0.92);
    --input-focus-bg:     rgba(255, 255, 255, 0.98);
    --input-focus-ring:   rgba(148, 163, 184, 0.22);
    --input-focus-border: #94a3b8;

    /* Teks */
    --text-primary:   #1e293b;
    --text-secondary: #475569;
    --text-label:     #64748b;
    --text-muted:     #94a3b8;

    /* Garisan & divider */
    --border-divider: rgba(148, 163, 184, 0.30);

    /* Garis masa */
    --track-bg:     rgba(255, 255, 255, 0.35);
    --track-border: #cbd5e1;

    /* Nav sidebar */
    --nav-active-bg: rgba(255, 255, 255, 0.58);
    --nav-hover-bg:  rgba(255, 255, 255, 0.32);
}

/* --- CSS Variables: Dark Mode --- */
[data-theme="dark"] {
    --c-bg: #0f172a;

    --glass-bg:     rgba(22, 34, 55, 0.80);
    --glass-border: rgba(255, 255, 255, 0.07);
    --glass-shadow: 0 10px 32px rgba(0, 0, 0, 0.40), inset 0 0 0 1px rgba(255,255,255,0.06);

    --input-bg:           rgba(10, 18, 35, 0.70);
    --input-border:       rgba(255, 255, 255, 0.10);
    --input-focus-bg:     rgba(10, 18, 35, 0.95);
    --input-focus-ring:   rgba(100, 116, 139, 0.25);
    --input-focus-border: #475569;

    --text-primary:   #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-label:     #94a3b8;
    --text-muted:     #475569;

    --border-divider: rgba(71, 85, 105, 0.40);

    --track-bg:     rgba(10, 18, 35, 0.55);
    --track-border: #1e293b;

    --nav-active-bg: rgba(255, 255, 255, 0.10);
    --nav-hover-bg:  rgba(255, 255, 255, 0.05);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--c-bg);
    background-image:
        radial-gradient(at 40% 20%, hsla(210,10%,90%,1) 0px, transparent 50%),
        radial-gradient(at 80% 0%,  hsla(220,15%,85%,1) 0px, transparent 50%),
        radial-gradient(at 0%  50%, hsla(210,10%,95%,1) 0px, transparent 50%),
        radial-gradient(at 80% 50%, hsla(210,5%,80%,1)  0px, transparent 50%),
        radial-gradient(at 0%  100%,hsla(210,10%,88%,1) 0px, transparent 50%),
        radial-gradient(at 80% 100%,hsla(210,5%,92%,1)  0px, transparent 50%),
        radial-gradient(at 0%  0%,  hsla(210,10%,85%,1) 0px, transparent 50%);
    min-height: 100vh;
    color: var(--text-primary);
    background-attachment: fixed;
    transition: background-color 0.4s ease, color 0.3s ease;
}

[data-theme="dark"] body {
    background-color: var(--c-bg);
    background-image:
        radial-gradient(at 40% 20%, hsla(217,40%,8%,1)  0px, transparent 50%),
        radial-gradient(at 80% 0%,  hsla(220,40%,6%,1)  0px, transparent 50%),
        radial-gradient(at 0%  50%, hsla(215,35%,10%,1) 0px, transparent 50%),
        radial-gradient(at 80% 50%, hsla(217,30%,7%,1)  0px, transparent 50%),
        radial-gradient(at 0%  100%,hsla(218,38%,9%,1)  0px, transparent 50%),
        radial-gradient(at 80% 100%,hsla(216,32%,6%,1)  0px, transparent 50%),
        radial-gradient(at 0%  0%,  hsla(220,36%,8%,1)  0px, transparent 50%);
}

/* ============================================================
   Panel Kaca (Glass)
   ============================================================ */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 20px;
    transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
}

/* ============================================================
   Input Kaca
   ============================================================ */
.glass-input {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    transition: all 0.3s ease;
}
.glass-input:focus {
    background: var(--input-focus-bg);
    outline: none;
    box-shadow: 0 0 0 3px var(--input-focus-ring);
    border-color: var(--input-focus-border);
}
.glass-input option { background: #1e293b; color: #f1f5f9; }

/* Override Tailwind text di dark mode */
[data-theme="dark"] .text-slate-800,
[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3 { color: var(--text-primary) !important; }
[data-theme="dark"] .text-slate-700,
[data-theme="dark"] .text-slate-600 { color: var(--text-secondary) !important; }
[data-theme="dark"] .text-slate-500 { color: var(--text-label) !important; }
[data-theme="dark"] .text-slate-400 { color: var(--text-muted) !important; }
[data-theme="dark"] .border-slate-200,
[data-theme="dark"] .border-slate-300 { border-color: var(--border-divider) !important; }
[data-theme="dark"] .bg-white\/30,
[data-theme="dark"] .bg-white\/40,
[data-theme="dark"] .bg-white\/50,
[data-theme="dark"] .bg-white\/60,
[data-theme="dark"] .bg-white\/70 { background-color: rgba(255,255,255,0.04) !important; }
[data-theme="dark"] .hover\:bg-slate-50:hover,
[data-theme="dark"] .hover\:bg-white\/40:hover { background-color: rgba(255,255,255,0.06) !important; }
[data-theme="dark"] select,
[data-theme="dark"] input,
[data-theme="dark"] textarea { color: var(--text-primary); }
[data-theme="dark"] select option { background-color: #1e293b; }
[data-theme="dark"] .bg-slate-800 { background-color: #1e3a5f !important; }
[data-theme="dark"] .text-white { color: #f1f5f9 !important; }

/* ============================================================
   Garis Masa (Timeline)
   ============================================================ */
.timeline-track {
    position: relative;
    height: 52px;
    background: var(--track-bg);
    border-radius: 12px;
    border: 1px dashed var(--track-border);
    transition: background 0.3s, border-color 0.3s;
}
.timeline-slot {
    position: absolute;
    height: 100%;
    border-radius: 10px;
    padding: 6px 10px;
    font-size: 11px;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    white-space: nowrap;
    box-shadow: 0 4px 8px rgba(0,0,0,0.10);
    transition: transform 0.2s;
    cursor: help;
}
.timeline-slot:hover { transform: translateY(-2px); z-index: 10; }
.slot-ar  { background: linear-gradient(135deg, #64748b, #475569); }
.slot-mms { background: linear-gradient(135deg, #334155, #1e293b); }
.slot-pending {
    background: rgba(254,243,199,0.80);
    color: #92400e;
    border: 1px dashed #fbbf24;
    box-shadow: none;
}
[data-theme="dark"] .slot-pending {
    background: rgba(120,53,15,0.50);
    color: #fde68a;
    border-color: #92400e;
}

/* ============================================================
   Kad Statistik (KPI)
   ============================================================ */
.stat-card {
    padding: 20px 22px;
    position: relative;
    overflow: hidden;
}
.stat-card .stat-icon {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 36px;
    opacity: 0.07;
}
.stat-card .stat-label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}
.stat-card .stat-value {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.1;
    margin-top: 4px;
    font-variant-numeric: tabular-nums;
    transition: color 0.3s;
}
.stat-card .stat-sub {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ============================================================
   Nombor Seksyen Borang
   ============================================================ */
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}
.section-tag .num {
    font-size: 10px;
    font-weight: 800;
    color: var(--text-muted);
    letter-spacing: 0.12em;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 2px 8px;
    border-radius: 6px;
}
.section-tag .label {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
}

/* ============================================================
   Toast Notifikasi
   ============================================================ */
.toast {
    visibility: hidden;
    min-width: 260px;
    background-color: #1e293b;
    color: #fff;
    border-radius: 14px;
    padding: 14px 18px;
    position: fixed;
    z-index: 999;
    left: 50%;
    bottom: 30px;
    transform: translateX(-50%);
    box-shadow: 0 12px 32px rgba(0,0,0,0.20);
    opacity: 0;
    transition: opacity 0.3s ease, bottom 0.3s ease;
    display: flex;
    align-items: center;
    gap: 12px;
}
.toast.show    { visibility: visible; opacity: 1; bottom: 50px; }
.toast.error   { background-color: #7f1d1d; }
.toast.success { background-color: #14532d; }

/* ============================================================
   Tombol Dark Mode Toggle
   ============================================================ */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: var(--text-label);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    flex-shrink: 0;
}
.theme-toggle:hover { transform: scale(1.10); box-shadow: 0 6px 16px rgba(0,0,0,0.12); }

/* ============================================================
   Loader Pusingan
   ============================================================ */
.loader {
    border: 3px solid rgba(255,255,255,0.30);
    border-top: 3px solid white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    animation: spin 0.8s linear infinite;
    display: none;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   Tab Fade-In
   ============================================================ */
.tab-content { display: none; animation: fadeIn 0.35s ease forwards; }
.tab-content.active { display: block; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   Scrollbar
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(148,163,184,0.45); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(100,116,139,0.65); }