/**
 * ==============================================================================
 * SISTEM PENGURUSAN ADUAN BERSEPADU — KOLEJ VOKASIONAL KUDAT
 * Fail CSS Responsif Pusat (assets/css/responsive.css)
 * Versi: 20261005.1
 * Memastikan paparan sempurna pada semua peranti (280px - 1920px+)
 * ==============================================================================
 */

/* ── 1. Pembolehubah Asas (CSS Variables) ── */
:root {
    --color-primary: #0A2463;
    --color-primary-dark: #061947;
    --color-primary-light: #3E92CC;
    --color-bg: #F5F7FC;
    --color-card-bg: #FFFFFF;
    --color-text-main: #1E2A3E;
    --color-text-muted: #64748B;
    --color-border: #E2E8F0;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-pill: 40px;
    
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    
    --touch-target-min: 44px;
    --header-height: 64px;
    --sidebar-width: 260px;
}

/* ── 2. Asas Global & Perlindungan Limpahan ── */
html {
    box-sizing: border-box;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
    width: 100%;
    max-width: 100%;
}

*, *::before, *::after {
    box-sizing: inherit;
}

body {
    margin: 0;
    padding: 0;
    width: 100%;
    max-width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    font-family: 'Poppins', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text-main);
    line-height: 1.5;
    padding-top: env(safe-area-inset-top, 0px);
    padding-right: env(safe-area-inset-right, 0px);
    padding-bottom: env(safe-area-inset-bottom, 0px);
    padding-left: env(safe-area-inset-left, 0px);
}

/* Media Elemen: Imej, Video, Canvas, SVG, Iframe */
img, video, canvas, svg, iframe {
    max-width: 100%;
    height: auto;
    display: inline-block;
    vertical-align: middle;
}

/* Teks panjang tidak melimpah */
p, span, h1, h2, h3, h4, h5, h6, a, label, td, th {
    overflow-wrap: anywhere;
}

/* Bekas Utama */
.container {
    width: 100%;
    max-width: 1400px;
    margin-inline: auto;
    padding-inline: clamp(12px, 3vw, 24px);
}

/* ── 3. Tipografi & Kawalan Borang (Mobile-First) ── */
input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
input[type="tel"],
input[type="search"],
input[type="date"],
select,
textarea {
    width: 100%;
    font-size: 16px !important; /* Mencegah auto-zoom pada iOS Safari */
    min-height: var(--touch-target-min);
    font-family: inherit;
    box-sizing: border-box;
}

/* Butang & Sasaran Sentuhan */
.btn, 
button.btn, 
a.btn,
.back-btn,
.btn-action,
.btn-kembali {
    min-height: var(--touch-target-min);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    touch-action: manipulation;
}

/* ── 4. Aliran Aduan & Header Kongsi (aduan_*) ── */
.main-header {
    background: #FFFFFF;
    border-bottom: 4px solid var(--color-primary-light);
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.06);
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
}

.main-header .container {
    padding: clamp(8px, 2vw, 14px) clamp(12px, 3vw, 24px);
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: clamp(8px, 2vw, 16px);
    text-decoration: none;
    color: inherit;
    flex: 1 1 auto;
    min-width: 0;
}

.logo-area img {
    width: clamp(42px, 8vw, 64px);
    height: clamp(42px, 8vw, 64px);
    object-fit: contain;
    flex-shrink: 0;
}

.logo-area div {
    min-width: 0;
    flex: 1;
}

.logo-area h1 {
    font-size: clamp(0.95rem, 3.2vw, 1.35rem);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
    margin: 0;
}

.logo-area p {
    font-size: clamp(0.72rem, 2vw, 0.88rem);
    color: var(--color-text-muted);
    margin: 2px 0 0 0;
}

/* ── 5. Kotak OTP 6-Digit (Responsif 280px - 480px) ── */
.otp-input-group {
    display: flex !important;
    gap: clamp(4px, 1.8vw, 10px) !important;
    justify-content: center !important;
    align-items: center !important;
    margin: 16px auto !important;
    max-width: 100% !important;
    flex-wrap: nowrap !important;
}

.otp-input-group .otp-box {
    width: clamp(34px, 11vw, 52px) !important;
    height: clamp(44px, 13vw, 60px) !important;
    min-height: 44px !important;
    padding: 0 !important;
    text-align: center !important;
    font-size: clamp(16px, 5vw, 24px) !important;
    font-weight: 700 !important;
    color: var(--color-primary) !important;
    border: 2px solid var(--color-border) !important;
    border-radius: clamp(8px, 2vw, 14px) !important;
    background: #F5F7FC !important;
    outline: none !important;
    transition: all 0.2s ease !important;
    flex: 0 1 auto !important;
}

.otp-input-group .otp-box:focus {
    border-color: var(--color-primary-light) !important;
    background: #FFFFFF !important;
    box-shadow: 0 0 0 3px rgba(62, 146, 204, 0.15) !important;
    transform: translateY(-2px);
}

.otp-input-group .otp-box.filled {
    border-color: var(--color-primary-light) !important;
    background: rgba(62, 146, 204, 0.06) !important;
}

/* ── 6. Susun Atur Dashboard & Sidebar (Off-Canvas) ── */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
    min-height: 100dvh;
    width: 100%;
}

.sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    background: var(--color-primary);
    color: #FFFFFF;
    height: 100vh;
    position: sticky;
    top: 0;
    display: flex;
    flex-direction: column;
    box-shadow: 4px 0 20px rgba(10,36,99,0.15);
    z-index: 50;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    flex-shrink: 0;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
    min-width: 0;
}

.content-area {
    flex: 1;
    overflow-y: auto;
    padding: clamp(14px, 3vw, 28px);
}

/* Overlay Latar Sidebar Gelap */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    z-index: 45;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* Sidebar Responsive Breakpoint (< 992px) */
@media (max-width: 991.98px) {
    .sidebar {
        position: fixed !important;
        left: 0 !important;
        top: 0 !important;
        height: 100% !important;
        transform: translateX(-100%) !important;
        z-index: 50 !important;
    }
    
    .sidebar.open, 
    .sidebar.active {
        transform: translateX(0) !important;
    }
    
    .topbar-mobile-btn,
    .mobile-menu-toggle {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        background: transparent;
        border: none;
        font-size: 1.3rem;
        color: var(--color-primary);
        cursor: pointer;
        padding: 8px 12px;
        min-height: 44px;
        min-width: 44px;
    }
    
    .topbar-quick-nav {
        display: none !important;
    }
}

@media (min-width: 992px) {
    .topbar-mobile-btn,
    .mobile-menu-toggle {
        display: none !important;
    }
    .sidebar-overlay {
        display: none !important;
    }
}

/* ── 7. Grid Statistik & Kad-Kad Dashboard ── */
.stats-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)) !important;
    gap: clamp(12px, 2.5vw, 20px) !important;
    margin-bottom: 24px !important;
}

.stat-card {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: clamp(14px, 2.5vw, 22px);
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.stat-info {
    min-width: 0;
    flex: 1;
}

.stat-value {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
    overflow-wrap: break-word;
}

.stat-label {
    font-size: clamp(0.75rem, 1.8vw, 0.88rem);
    color: var(--color-text-muted);
}

/* ── 8. Jadual Responsif & Baris Butiran ── */
.table-section {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    border: 1px solid var(--color-border);
    overflow: hidden;
    margin-bottom: 24px;
}

.table-responsive {
    width: 100% !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    box-sizing: border-box !important;
    position: relative;
}

.table-responsive table {
    width: 100%;
    min-width: 580px; /* Menghalang jadual menjadi terlalu sempit */
    border-collapse: collapse;
}

th, td {
    padding: clamp(10px, 2vw, 14px) clamp(10px, 2.2vw, 18px);
    font-size: clamp(0.78rem, 1.8vw, 0.88rem);
}

.action-buttons {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    align-items: center;
}

/* ── 9. Modal / Dialog Pop-up ── */
.modal-overlay {
    position: fixed !important;
    inset: 0 !important;
    background: rgba(10, 36, 99, 0.55) !important;
    backdrop-filter: blur(4px) !important;
    display: none;
    align-items: center !important;
    justify-content: center !important;
    z-index: 1000 !important;
    padding: clamp(8px, 2vw, 20px) !important;
}

.modal-overlay.active {
    display: flex !important;
}

.modal-content, 
.modal-card {
    background: #FFFFFF !important;
    border-radius: clamp(14px, 3vw, 22px) !important;
    width: 100% !important;
    max-width: min(96vw, 560px) !important;
    max-height: 90dvh !important;
    box-shadow: 0 15px 50px rgba(0,0,0,0.2) !important;
    display: flex !important;
    flex-direction: column !important;
    overflow: hidden !important;
}

.modal-body {
    padding: clamp(14px, 3vw, 26px) !important;
    overflow-y: auto !important;
    flex: 1 !important;
    min-height: 0 !important;
    -webkit-overflow-scrolling: touch !important;
}

.modal-footer {
    padding: clamp(10px, 2vw, 16px) clamp(14px, 3vw, 26px) !important;
    background: #F8FAFC !important;
    border-top: 1px solid var(--color-border) !important;
    display: flex !important;
    justify-content: flex-end !important;
    gap: 10px !important;
    flex-wrap: wrap !important;
}

/* ── 10. Modul Surat & Pratonton ── */
.docx-paper-wrapper {
    width: 100% !important;
    max-width: 900px !important;
    background: #FFFFFF !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15) !important;
    border-radius: 4px !important;
    min-height: auto !important;
    padding: clamp(16px, 4vw, 40px) !important;
    margin-bottom: 30px !important;
    box-sizing: border-box !important;
    overflow-x: auto !important;
}

.toolbar {
    flex-wrap: wrap !important;
    gap: 10px !important;
    padding: 10px clamp(12px, 3vw, 30px) !important;
}

.toolbar-left, .toolbar-actions {
    flex-wrap: wrap !important;
    gap: 8px !important;
}

/* ── 11. Titik Pecah Khusus (Media Queries) ── */

/* Skrin Sangat Kecil / Lipat (280px - 360px) */
@media (max-width: 360px) {
    .container {
        padding-inline: 8px !important;
    }
    .main-content {
        padding-inline: 0 !important;
    }
    .content-area {
        padding: 10px 8px !important;
    }
    .btn {
        width: 100% !important;
    }
    .form-row {
        grid-template-columns: 1fr !important;
    }
    .otp-input-group {
        gap: 3px !important;
    }
    .otp-input-group .otp-box {
        width: 34px !important;
        height: 44px !important;
        font-size: 16px !important;
    }
}

/* Telefon Landskap & Skrin Rendah (< 500px tinggi) */
@media (max-height: 500px) {
    .modal-content, .modal-card {
        max-height: 94dvh !important;
    }
    .modal-body {
        padding: 10px 14px !important;
    }
    .modal-header, .modal-footer {
        padding: 8px 14px !important;
    }
}

/* Cetak (Print Media) */
@media print {
    .no-print, 
    .header, 
    .toolbar, 
    .sidebar, 
    .sidebar-overlay,
    .topbar,
    .btn,
    .modal-overlay {
        display: none !important;
    }
    body, .main-content, .content-area {
        background: #FFFFFF !important;
        height: auto !important;
        overflow: visible !important;
        padding: 0 !important;
        margin: 0 !important;
    }
}