/* ═══════════════════════════════════════════════════════════
   VoxTS – Core Styles (Structural)
   Bu dosya yapısal stilleri içerir. Renkler tema dosyasından gelir.
   Bu dosyayı DEĞİŞTİRMEYİN — temayı değiştirmek için themes/ klasörünü kullanın.
   ═══════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --sidebar-w: 260px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0
}

html {
    font-size: 14px;
    scroll-behavior: smooth
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow: hidden;
    -webkit-font-smoothing: antialiased
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px
}

::-webkit-scrollbar-track {
    background: transparent
}

/* ── Login ──────────────────────────────────────────────── */
.login-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .7);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn .5s ease
}

.login-overlay.hidden {
    animation: fadeOut .4s ease forwards;
    pointer-events: none
}

.login-card {
    background: var(--bg-glass);
    backdrop-filter: blur(40px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    width: 100%;
    max-width: 440px;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    animation: scaleIn .5s cubic-bezier(.34, 1.56, .64, 1)
}

.login-card .logo {
    text-align: center;
    margin-bottom: 32px
}

.login-card .logo-icon {
    width: 72px;
    height: 72px;
    background: var(--gradient);
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin-bottom: 16px;
    animation: float 3s ease-in-out infinite
}

.login-card h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px
}

.login-card .subtitle {
    color: var(--text-secondary);
    font-size: .9rem
}

.login-card .form-group {
    margin-bottom: 20px
}

.login-card label {
    display: block;
    font-size: .85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px
}

.login-card input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: .95rem;
    transition: var(--transition);
    outline: none
}

.login-card input:focus {
    border-color: var(--accent)
}

.login-card input::placeholder {
    color: var(--text-muted)
}

.login-error {
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: .85rem;
    margin-bottom: 16px;
    display: none;
    animation: shakeX .5s ease
}

.login-error.show {
    display: block
}

/* ── Layout ─────────────────────────────────────────────── */
.app-layout {
    display: flex;
    height: 100vh;
    opacity: 0;
    transition: opacity .5s ease
}

.app-layout.visible {
    opacity: 1
}

/* ── Sidebar ────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-w);
    height: 100vh;
    background: var(--bg-glass);
    backdrop-filter: blur(30px);
    border-right: 1px solid var(--border-glass);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    gap: 12px
}

.sidebar-logo {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0
}

.sidebar-title {
    font-weight: 700;
    font-size: 1.05rem;
    line-height: 1.2
}

.sidebar-title small {
    font-size: .7rem;
    font-weight: 400;
    color: var(--text-muted);
    display: block;
    margin-top: 2px
}

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    overflow-y: auto
}

.nav-section {
    margin-bottom: 8px
}

.nav-section-title {
    font-size: .7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    padding: 8px 14px;
    margin-bottom: 4px
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 14px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    user-select: none;
    font-size: .9rem;
    font-weight: 500;
    text-decoration: none
}

.nav-item:hover {
    color: var(--text-primary);
    transform: translateX(4px)
}

.nav-item.active {
    color: var(--accent)
}

.nav-item .nav-icon {
    font-size: 1.15rem;
    width: 24px;
    text-align: center;
    flex-shrink: 0
}

.nav-item .nav-badge {
    margin-left: auto;
    background: var(--accent);
    color: #fff;
    font-size: .7rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-glass)
}

.sidebar-footer .user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    border-radius: var(--radius-md)
}

.sidebar-footer .user-avatar {
    width: 36px;
    height: 36px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px
}

.sidebar-footer .user-name {
    font-weight: 600;
    font-size: .85rem
}

.sidebar-footer .user-role {
    font-size: .7rem;
    color: var(--text-muted)
}

.logout-btn {
    width: 100%;
    margin-top: 8px;
    padding: 9px;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: .8rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px
}

/* ── Main Content ───────────────────────────────────────── */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-w);
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden
}

.page-header {
    padding: 28px 32px 20px;
    border-bottom: 1px solid var(--border-glass);
    background: rgba(10, 14, 26, .4);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 50
}

.page-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 10px
}

.page-header .page-desc {
    color: var(--text-secondary);
    font-size: .85rem
}

.page-body {
    padding: 24px 32px 40px
}

.page-enter {
    animation: pageEnter .4s cubic-bezier(.4, 0, .2, 1) forwards
}

/* ── Stats Grid ─────────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 22px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    animation: fadeSlideUp .5s ease backwards
}

.stat-card:nth-child(1) {
    animation-delay: .05s
}

.stat-card:nth-child(2) {
    animation-delay: .1s
}

.stat-card:nth-child(3) {
    animation-delay: .15s
}

.stat-card:nth-child(4) {
    animation-delay: .2s
}

.stat-card:nth-child(5) {
    animation-delay: .25s
}

.stat-card:nth-child(6) {
    animation-delay: .3s
}

.stat-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px)
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    opacity: 0;
    transition: opacity var(--transition)
}

.stat-card:hover::after {
    opacity: 1
}

.stat-card .stat-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 14px
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 4px;
    font-variant-numeric: tabular-nums
}

.stat-card .stat-label {
    font-size: .8rem;
    color: var(--text-secondary);
    font-weight: 500
}

/* ── Panel / Card ───────────────────────────────────────── */
.panel {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 20px;
    animation: fadeSlideUp .5s ease backwards
}

.panel-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px
}

.panel-header h3 {
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px
}

.panel-body {
    padding: 20px
}

.panel-body.no-padding {
    padding: 0
}

/* ── Tables ─────────────────────────────────────────────── */
.data-table {
    width: 100%;
    border-collapse: collapse
}

.data-table thead th {
    text-align: left;
    padding: 12px 16px;
    font-size: .75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .8px;
    border-bottom: 1px solid var(--border-glass);
    background: rgba(0, 0, 0, .15);
    white-space: nowrap
}

.data-table tbody tr {
    transition: var(--transition);
    animation: fadeSlideUp .3s ease backwards
}

.data-table tbody tr:nth-child(1) {
    animation-delay: .02s
}

.data-table tbody tr:nth-child(2) {
    animation-delay: .04s
}

.data-table tbody tr:nth-child(3) {
    animation-delay: .06s
}

.data-table tbody tr:nth-child(4) {
    animation-delay: .08s
}

.data-table tbody tr:nth-child(5) {
    animation-delay: .1s
}

.data-table tbody td {
    padding: 12px 16px;
    font-size: .85rem;
    color: var(--text-secondary);
    white-space: nowrap
}

.data-table tbody td:first-child {
    color: var(--text-primary);
    font-weight: 500
}

/* ── Buttons ────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    text-decoration: none
}

.btn-primary {
    background: var(--gradient);
    color: #fff
}

.btn-primary:hover {
    transform: translateY(-1px)
}

.btn-secondary {
    background: var(--bg-input);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary)
}

.btn-secondary:hover {
    color: var(--text-primary)
}

.btn-sm {
    padding: 6px 12px;
    font-size: .75rem
}

.btn-icon {
    padding: 8px;
    width: 34px;
    height: 34px
}

.action-btns {
    display: flex;
    gap: 6px
}

/* ── Badges ─────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: .7rem;
    font-weight: 600
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block
}

.status-dot.online {
    animation: pulse 2s infinite
}

/* ── Modal ──────────────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 500;
    animation: fadeIn .2s ease
}

.modal-overlay.closing {
    animation: fadeOut .2s ease forwards
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 520px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: scaleIn .3s cubic-bezier(.34, 1.56, .64, 1)
}

.modal-overlay.closing .modal {
    animation: scaleOut .2s ease forwards
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: space-between
}

.modal-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: rgba(100, 116, 139, .15);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition)
}

.modal-body {
    padding: 24px
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-glass);
    display: flex;
    justify-content: flex-end;
    gap: 10px
}

/* ── Forms ──────────────────────────────────────────────── */
.form-group {
    margin-bottom: 16px
}

.form-group label {
    display: block;
    font-size: .8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: .9rem;
    transition: var(--transition);
    outline: none
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--accent)
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
    font-family: 'JetBrains Mono', monospace;
    font-size: .8rem
}

.form-row {
    display: flex;
    gap: 12px
}

.form-row .form-group {
    flex: 1
}

/* ── Search ─────────────────────────────────────────────── */
.search-bar {
    position: relative;
    max-width: 320px
}

.search-bar input {
    width: 100%;
    padding: 9px 14px 9px 36px;
    background: var(--bg-input);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: .85rem;
    outline: none;
    transition: var(--transition)
}

.search-bar input:focus {
    border-color: var(--accent)
}

.search-bar .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: .85rem;
    pointer-events: none
}

/* ── Toast ──────────────────────────────────────────────── */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none
}

.toast {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    min-width: 300px;
    max-width: 440px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    animation: slideInRight .4s cubic-bezier(.34, 1.56, .64, 1);
    pointer-events: all
}

.toast.removing {
    animation: slideOutRight .3s ease forwards
}

.toast-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 1px
}

.toast-content {
    flex: 1
}

.toast-title {
    font-weight: 600;
    font-size: .85rem;
    margin-bottom: 2px
}

.toast-message {
    font-size: .8rem;
    color: var(--text-secondary)
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1rem;
    padding: 0;
    flex-shrink: 0
}

/* ── Loading ────────────────────────────────────────────── */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-glass);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin .8s linear infinite;
    margin: 40px auto
}

.btn .loading-spinner,
.loading-spinner.spinner-sm {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    margin: 0;
    display: inline-block;
    vertical-align: middle;
    animation: spin .8s linear infinite
}

.skeleton {
    border-radius: var(--radius-sm)
}

/* ── Toolbar ────────────────────────────────────────────── */
.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px
}

.toolbar-left,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: 10px
}

/* ── Empty State ────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-muted)
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: .5
}

.empty-state .empty-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px
}

.empty-state .empty-desc {
    font-size: .85rem
}

/* ── Confirm ────────────────────────────────────────────── */
.confirm-text {
    font-size: .9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    text-align: center;
    padding: 12px 0
}

.confirm-text strong {
    color: var(--text-primary)
}

/* ── Log Viewer ─────────────────────────────────────────── */
.log-viewer {
    background: rgba(0, 0, 0, .3);
    border-radius: var(--radius-md);
    padding: 16px;
    font-family: 'JetBrains Mono', monospace;
    font-size: .75rem;
    line-height: 1.8;
    max-height: 500px;
    overflow-y: auto;
    color: var(--text-secondary)
}

.log-line {
    padding: 2px 0
}

.log-line .log-time {
    color: var(--text-muted);
    margin-right: 12px
}

.log-line .log-level {
    font-weight: 600;
    margin-right: 8px
}

/* ── Channel Tree ───────────────────────────────────────── */
.channel-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    cursor: pointer;
    transition: var(--transition);
    border-radius: var(--radius-sm);
    margin: 2px 8px;
    font-size: .85rem
}

.channel-item .channel-name {
    flex: 1;
    font-weight: 500
}

.channel-item .channel-clients {
    color: var(--text-muted);
    font-size: .75rem
}

.channel-item.sub-channel {
    padding-left: 40px
}

/* ── Tabs ───────────────────────────────────────────────── */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border-glass);
    margin-bottom: 20px
}

.tab {
    padding: 10px 20px;
    font-size: .85rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: var(--transition)
}

.tab:hover {
    color: var(--text-primary)
}

.tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent)
}

/* ── Keyframes ──────────────────────────────────────────── */
@keyframes fadeIn {
    from {
        opacity: 0
    }

    to {
        opacity: 1
    }
}

@keyframes fadeOut {
    from {
        opacity: 1
    }

    to {
        opacity: 0
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(.9)
    }

    to {
        opacity: 1;
        transform: scale(1)
    }
}

@keyframes scaleOut {
    from {
        opacity: 1;
        transform: scale(1)
    }

    to {
        opacity: 0;
        transform: scale(.9)
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px)
    }

    to {
        opacity: 1;
        transform: translateX(0)
    }
}

@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0)
    }

    to {
        opacity: 0;
        transform: translateX(100px)
    }
}

@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(16px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

@keyframes shimmer {
    to {
        background-position: -200% 0
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg)
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1
    }

    50% {
        opacity: .5
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0)
    }

    50% {
        transform: translateY(-6px)
    }
}

@keyframes shakeX {

    0%,
    100% {
        transform: translateX(0)
    }

    20%,
    60% {
        transform: translateX(-6px)
    }

    40%,
    80% {
        transform: translateX(6px)
    }
}

.mobile-header {
    display: none;
}

/* ── Responsive ─────────────────────────────────────────── */

/* ▸ Tablet & Mobile (≤768px) */
@media(max-width:768px) {
    :root {
        --sidebar-w: 0px
    }
    
    html {
        font-size: clamp(13px, 3.5vw, 15px) !important;
    }

    body {
        overflow: auto !important;
        -webkit-text-size-adjust: 100%;
    }

    .mobile-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 10px 16px;
        background: var(--bg-glass);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid var(--border-glass);
        position: sticky;
        top: 0;
        z-index: 998;
    }
    
    .mobile-menu-btn {
        background: none;
        border: none;
        color: var(--text-secondary);
        font-size: 1.5rem;
        cursor: pointer;
        padding: 6px;
        display: block !important;
        -webkit-tap-highlight-color: transparent;
    }

    /* Sidebar & Navigation */
    .sidebar {
        transform: translateX(-100%) !important;
        width: 75vw !important;
        max-width: 280px !important;
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
        z-index: 1000 !important;
        box-shadow: 4px 0 24px rgba(0,0,0,0.5) !important;
    }

    .sidebar.open {
        transform: translateX(0) !important;
    }
    
    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        backdrop-filter: blur(4px);
        z-index: 999;
        opacity: 0;
        transition: opacity 0.3s;
    }
    
    .sidebar-overlay.active {
        display: block;
        opacity: 1;
    }

    .main-content {
        margin-left: 0 !important;
        height: auto !important;
        min-height: 100vh !important;
        overflow: visible !important;
        width: 100% !important;
    }
    
    /* Layout & Spacing */
    .page-header {
        padding: 12px 16px !important;
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 10px !important;
    }
    
    .page-header[style*="display:flex"],
    .page-header[style*="display: flex"] {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 10px !important;
    }
    
    .page-header h2 {
        font-size: 1.15rem !important;
    }
    
    .page-desc {
        font-size: 0.8rem !important;
    }

    .page-body {
        padding: 12px !important;
    }

    /* Stat Cards */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px !important;
    }
    
    .stat-card {
        padding: 14px 12px !important;
    }
    
    .stat-icon {
        width: 36px !important;
        height: 36px !important;
        font-size: 1.1rem !important;
    }
    
    .stat-value {
        font-size: 1rem !important;
        word-break: break-all !important;
    }
    
    .stat-label {
        font-size: 0.7rem !important;
    }

    /* Panels & Tables */
    .panel {
        border-radius: 12px !important;
    }
    
    .panel-header {
        padding: 12px 14px !important;
    }
    
    .panel-header h3 {
        font-size: 0.9rem !important;
    }
    
    .panel-body {
        padding: 12px !important;
    }
    
    .panel-body.no-padding {
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }

    .data-table {
        min-width: 500px !important;
        font-size: 0.8rem !important;
    }
    
    .data-table th,
    .data-table td {
        padding: 8px 10px !important;
        font-size: 0.8rem !important;
    }
    
    .action-btns {
        display: flex !important;
        flex-wrap: wrap !important;
        gap: 4px !important;
    }
    
    .action-btns .btn {
        font-size: 0.7rem !important;
        padding: 4px 8px !important;
    }

    /* Buttons */
    .btn {
        font-size: 0.8rem !important;
        padding: 8px 14px !important;
    }
    
    .btn-sm {
        font-size: 0.75rem !important;
        padding: 5px 10px !important;
    }

    /* Forms */
    .form-row {
        flex-direction: column !important;
        gap: 0 !important;
    }
    
    .form-input,
    .form-select,
    .form-textarea {
        font-size: 16px !important; /* Prevents iOS zoom on focus */
    }
    
    /* Modals */
    .modal {
        max-width: 94vw !important;
        max-height: 85vh !important;
        margin: 8px !important;
        border-radius: 16px !important;
    }
    
    .modal-header {
        padding: 14px 16px !important;
    }
    
    .modal-header h3 {
        font-size: 1rem !important;
    }
    
    .modal-body {
        padding: 14px 16px !important;
    }
    
    .modal-footer {
        padding: 12px 16px !important;
        flex-wrap: wrap !important;
    }
    
    .modal-footer .btn {
        flex: 1 !important;
        min-width: 0 !important;
    }
    
    /* Toolbar Elements */
    .toolbar {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 10px !important;
    }

    .search-bar {
        max-width: 100% !important;
    }
    
    .toolbar-left, 
    .toolbar-right {
        width: 100% !important;
        justify-content: space-between !important;
        flex-wrap: wrap !important;
        gap: 8px !important;
    }
    
    /* Toasts */
    .toast-container {
        top: auto !important;
        bottom: 16px !important;
        left: 12px !important;
        right: 12px !important;
    }
    
    .toast {
        min-width: 0 !important;
        width: 100% !important;
        padding: 10px 14px !important;
        font-size: 0.8rem !important;
    }
    
    /* Login */
    .login-card {
        padding: 28px 20px !important;
        border-radius: 20px !important;
        max-width: 92vw !important;
        margin: 0 auto !important;
    }
    
    .login-card .logo-icon {
        width: 56px !important;
        height: 56px !important;
        font-size: 1.8rem !important;
    }
    
    .login-card h1 {
        font-size: 1.3rem !important;
    }
    
    .login-card input {
        font-size: 16px !important; /* Prevents iOS zoom */
        padding: 10px 14px !important;
    }
    
    /* Badges */
    .badge {
        font-size: 0.7rem !important;
        padding: 3px 8px !important;
    }
    
    /* Tabs */
    .tabs {
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
        flex-wrap: nowrap !important;
    }
    
    .tab {
        white-space: nowrap !important;
        padding: 8px 14px !important;
        font-size: 0.8rem !important;
    }
    
    /* Nav items */
    .nav-item {
        padding: 10px 16px !important;
        font-size: 0.85rem !important;
    }
    
    /* Confirm dialog */
    .confirm-text {
        font-size: 0.85rem !important;
    }
}

/* ▸ Small phones (≤480px) */
@media(max-width:480px) {
    html {
        font-size: clamp(12px, 3.2vw, 14px) !important;
    }
    
    .stats-grid {
        grid-template-columns: 1fr !important;
        gap: 8px !important;
    }
    
    .stat-card {
        flex-direction: row !important;
        align-items: center !important;
        gap: 12px !important;
        padding: 12px !important;
    }
    
    .page-header h2 {
        font-size: 1.05rem !important;
    }
    
    .page-body {
        padding: 10px !important;
    }
    
    .mobile-header {
        padding: 8px 12px !important;
    }
    
    .modal {
        max-width: 96vw !important;
        margin: 4px !important;
    }
    
    .data-table {
        min-width: 450px !important;
        font-size: 0.75rem !important;
    }
    
    .data-table th,
    .data-table td {
        padding: 6px 8px !important;
    }
    
    .btn {
        font-size: 0.75rem !important;
        padding: 7px 12px !important;
    }
    
    .toast {
        font-size: 0.75rem !important;
        padding: 8px 12px !important;
    }
    
    .login-card {
        padding: 24px 16px !important;
    }
    
    .panel-header h3 {
        font-size: 0.85rem !important;
    }
}

/* ▸ Very small phones (≤375px – iPhone SE/Mini) */
@media(max-width:375px) {
    html {
        font-size: 12px !important;
    }
    
    .stat-icon {
        width: 30px !important;
        height: 30px !important;
        font-size: 0.9rem !important;
    }
    
    .stat-value {
        font-size: 0.85rem !important;
    }
    
    .modal-footer {
        flex-direction: column !important;
    }
    
    .modal-footer .btn {
        width: 100% !important;
    }
    
    .toolbar-right {
        flex-direction: column !important;
    }
    
    .toolbar-right .btn {
        width: 100% !important;
    }
}