@font-face {
    font-family: "Noto Sans Lao UI";
    src: url("../fonts/NotoSansLao-Regular.ttf") format("truetype");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: "Noto Sans Lao UI";
    src: url("../fonts/NotoSansLao-Bold.ttf") format("truetype");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

:root {
    --bg-main: #0c1424;
    --bg-surface: #0f172a;
    --bg-card: #111a30;
    --bg-soft: #16213d;
    --border-soft: rgba(255, 255, 255, 0.08);
    --text-primary: #e9edf5;
    --text-secondary: #b7c2d6;
    --accent: #3da9fc;
    --accent-2: #7fd1ff;
    --accent-3: #b1e5ff;
    --success: #5de2a5;
    --warning: #ffc65c;
    --danger: #ff7b7b;
    --shadow-1: 0 14px 40px rgba(7, 14, 29, 0.45);
    --shadow-soft: 0 10px 30px rgba(12, 20, 36, 0.35);
    --shadow-mobile: 0 4px 16px rgba(0, 0, 0, 0.2);
    --radius-lg: 18px;
    --radius-md: 14px;
    --radius-sm: 12px;
    --nav-height: 68px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    margin: 0;
    min-height: 100vh;
    background: radial-gradient(circle at 20% 20%, rgba(61, 169, 252, 0.12), transparent 22%),
        radial-gradient(circle at 80% 0%, rgba(93, 226, 165, 0.14), transparent 25%),
        var(--bg-main);
    color: var(--text-primary);
    font-family: "Noto Sans Lao UI", "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    color: var(--accent);
    text-decoration: none;
}
a:hover {
    color: var(--accent-2);
    text-decoration: none;
}

.app-body {
    background: transparent;
}

.app-shell {
    min-height: calc(100vh - var(--nav-height));
    padding: 1.5rem 1.25rem 2rem;
}

.app-main {
    max-width: 1200px;
    margin: 0 auto;
}

.app-nav {
    height: var(--nav-height);
    background: linear-gradient(120deg, rgba(17, 26, 48, 0.95), rgba(16, 26, 45, 0.85));
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    box-shadow: var(--shadow-1);
    border-bottom: 1px solid var(--border-soft);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition-smooth);
}
.app-brand {
    font-weight: 700;
    letter-spacing: 0.4px;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}
.app-brand-badge {
    background: rgba(61, 169, 252, 0.1);
    color: var(--accent-2);
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.85rem;
    border: 1px solid rgba(61, 169, 252, 0.25);
}
.app-nav .navbar-nav .nav-link {
    color: var(--text-secondary);
    padding: 0.65rem 0.95rem;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}
.app-nav .navbar-nav .nav-link:hover,
.app-nav .navbar-nav .nav-link.active {
    color: #fff;
    background: rgba(61, 169, 252, 0.12);
}
.nav-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}
.navbar-collapse {
    background: rgba(17, 26, 48, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    margin: 0 -1rem;
    padding: 0 1rem;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    transition: var(--transition-smooth);
}
.navbar-collapse.show {
    animation: slideDown 0.3s ease-out;
}
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn {
    border-radius: 12px;
    font-weight: 600;
    padding: 0.65rem 1.05rem;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}
.btn-lg {
    padding: 0.85rem 1.3rem;
    border-radius: 14px;
}
.btn-primary {
    background: linear-gradient(120deg, var(--accent), var(--accent-2));
    border-color: rgba(61, 169, 252, 0.35);
    color: #041122;
    box-shadow: 0 10px 25px rgba(61, 169, 252, 0.25);
}
.btn-primary:hover {
    color: #03101d;
    transform: translateY(-1px);
}
.btn-outline-light {
    border-color: var(--border-soft);
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
}
.btn-outline-light:hover {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.08);
}
.btn-ghost {
    background: rgba(255, 255, 255, 0.04);
    border-color: transparent;
    color: #fff;
}
.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.08);
}

.card {
    background: rgba(17, 26, 48, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    color: var(--text-primary);
    transition: var(--transition-smooth);
}
.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 48px rgba(7, 14, 29, 0.5);
    border-color: rgba(255, 255, 255, 0.12);
}
.card-header {
    border-bottom: 1px solid var(--border-soft);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0));
    color: var(--text-primary);
    padding: 1rem 1.25rem;
    font-weight: 700;
}
.card-body {
    padding: 1.1rem 1.25rem;
}

.stat-card {
    background: linear-gradient(140deg, rgba(61, 169, 252, 0.08), rgba(93, 226, 165, 0.08));
    border: 1px solid rgba(61, 169, 252, 0.2);
}
.stat-number {
    font-size: 2.6rem;
    font-weight: 800;
    letter-spacing: 0.5px;
}
.muted {
    color: var(--text-secondary);
}

.form-control,
.form-select {
    background: var(--bg-soft);
    border: 1px solid var(--border-soft);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 0.75rem 0.95rem;
}
.form-control:focus,
.form-select:focus {
    background: var(--bg-soft);
    color: #fff;
    border-color: rgba(61, 169, 252, 0.65);
    box-shadow: 0 0 0 0.1rem rgba(61, 169, 252, 0.2);
}
.form-label {
    font-weight: 600;
    color: var(--text-secondary);
}

.badge-soft {
    border-radius: 999px;
    padding: 0.45rem 0.85rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-soft);
    color: var(--text-secondary);
}

.app-section {
    margin-bottom: 1.5rem;
}

.table-modern {
    color: var(--text-primary);
    border-color: var(--border-soft);
}
.table-modern thead {
    background: rgba(255, 255, 255, 0.02);
}
.table-modern th {
    border-color: var(--border-soft);
    color: var(--text-secondary);
    font-weight: 700;
}
.table-modern td {
    border-color: var(--border-soft);
    vertical-align: middle;
}
.table-modern tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

@media (max-width: 768px) {
    .app-shell {
        padding: 1rem 0.8rem 1.4rem;
    }
    .app-nav {
        height: auto;
        min-height: var(--nav-height);
    }
    .app-nav .container-fluid {
        flex-wrap: wrap;
    }
    .navbar-collapse {
        width: 100%;
        margin-top: 0.5rem;
    }
    .table-modern thead {
        display: none;
    }
    .table-modern tbody tr {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.35rem 0.75rem;
        padding: 0.9rem;
        margin-bottom: 0.75rem;
        border: 1px solid var(--border-soft);
        border-radius: 14px;
        background: rgba(255, 255, 255, 0.04);
        transition: var(--transition-smooth);
    }
    .table-modern tbody tr:active {
        transform: scale(0.98);
        background: rgba(255, 255, 255, 0.06);
    }
    .table-modern td {
        display: flex;
        gap: 0.35rem;
        align-items: flex-start;
        border: none !important;
        padding: 0.2rem 0;
        font-size: 0.95rem;
    }
    .table-modern td::before {
        content: attr(data-label);
        font-weight: 700;
        color: var(--text-secondary);
        min-width: 90px;
    }
    .grid-cards {
        grid-template-columns: 1fr;
    }
    .stat-number {
        font-size: 2rem;
    }
    .hero-banner {
        padding: 1rem;
    }
    .hero-banner .d-flex {
        flex-direction: column;
        align-items: flex-start !important;
    }
    .hero-banner .ms-auto {
        margin-left: 0 !important;
        width: 100%;
    }
    .hero-banner .d-flex.gap-2 {
        flex-direction: column;
        width: 100%;
    }
    .hero-banner .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .app-nav {
        height: auto;
    }
    .btn {
        width: 100%;
        font-size: 0.95rem;
        padding: 0.8rem 1rem;
    }
    .btn-lg {
        padding: 0.95rem 1.1rem;
    }
    .table-modern tbody tr {
        grid-template-columns: 1fr;
        padding: 0.8rem;
    }
    .app-shell {
        padding: 0.75rem;
    }
    .stat-number {
        font-size: 1.8rem;
    }
    .card-body {
        padding: 1rem;
    }
    .auth-hero {
        padding: 1rem;
    }
    .brand-circle {
        width: 48px;
        height: 48px;
        font-size: 1rem;
    }
}

.auth-hero {
    max-width: 520px;
    margin: 0 auto;
    padding: 1.5rem;
}
.auth-hero .card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(0, 0, 0, 0.35)), var(--bg-card);
}
.auth-header {
    text-align: center;
    padding: 1.2rem;
}
.brand-circle {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: linear-gradient(140deg, rgba(61, 169, 252, 0.25), rgba(93, 226, 165, 0.2));
    border: 1px solid rgba(61, 169, 252, 0.25);
    color: #fff;
    font-weight: 800;
    font-size: 1.1rem;
}

.pill {
    padding: 0.45rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--border-soft);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.6rem;
    border-radius: 999px;
    border: 1px solid var(--border-soft);
    background: rgba(255, 255, 255, 0.05);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.hero-banner {
    background: linear-gradient(120deg, rgba(61, 169, 252, 0.2), rgba(17, 26, 48, 0.7));
    border-radius: var(--radius-lg);
    padding: 1.2rem 1.35rem;
    border: 1px solid rgba(61, 169, 252, 0.2);
    box-shadow: var(--shadow-soft);
}

.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.spacer {
    height: 0.75rem;
}

/* Touch-friendly Mobile Enhancements */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .nav-link,
    a.card {
        -webkit-tap-highlight-color: rgba(61, 169, 252, 0.15);
        touch-action: manipulation;
    }
    .btn:active {
        transform: scale(0.96);
    }
    .card:active {
        transform: scale(0.99) translateY(-1px);
    }
}

/* Smooth scroll for mobile */
html {
    scroll-behavior: smooth;
}

/* Better mobile forms */
@media (max-width: 768px) {
    .form-control,
    .form-select {
        font-size: 16px;
        padding: 0.85rem 1rem;
    }
    input[type="text"],
    input[type="password"],
    input[type="tel"],
    input[type="email"] {
        -webkit-appearance: none;
        appearance: none;
    }
}

/* Loading animation */
@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

/* Pull to refresh hint (visual only) */
.app-shell {
    overscroll-behavior-y: contain;
}

/* Safe area for notched devices */
@supports (padding: max(0px)) {
    body {
        padding-left: max(0px, env(safe-area-inset-left));
        padding-right: max(0px, env(safe-area-inset-right));
    }
    .app-nav {
        padding-left: max(0px, env(safe-area-inset-left));
        padding-right: max(0px, env(safe-area-inset-right));
    }
}

/* Dark mode friendly images */
img {
    max-width: 100%;
    height: auto;
}

/* Better focus states for accessibility */
.btn:focus-visible,
.form-control:focus-visible,
.nav-link:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Prevent text size adjustment on orientation change */
html {
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

/* Add bottom padding for iOS Safari toolbar */
@supports (-webkit-touch-callout: none) {
    .app-shell {
        padding-bottom: calc(2rem + env(safe-area-inset-bottom));
    }
}