/* ═══════════════════════════════════════════════════════
   KiZe – Design System  (Material Design 3 / code.html)
   ═══════════════════════════════════════════════════════ */

/* ── Design tokens ──────────────────────────────────── */
:root {
    --kz-primary:            #24389c;
    --kz-primary-dark:       #1a2b7a;
    --kz-primary-container:  #dee0ff;
    --kz-on-primary-container: #00105c;
    --kz-surface:            #f7f9fc;
    --kz-surface-container:  #eceef1;
    --kz-surface-low:        #f2f4f7;
    --kz-surface-lowest:     #ffffff;
    --kz-on-surface:         #191c1e;
    --kz-on-surface-variant: #454652;
    --kz-outline:            #757684;
    --kz-outline-variant:    #c5c5d4;
    --kz-error:              #ba1a1a;
    --kz-error-container:    #ffdad6;
    --kz-green:              #79be2f;
    --kz-orange:             #f7a600;

    --kz-sidebar-w:     240px;
    --kz-topbar-h:       56px;
    --kz-bottomnav-h:    64px;

    --kz-radius-sm:  0.25rem;
    --kz-radius:     0.5rem;
    --kz-radius-lg:  0.75rem;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--kz-surface);
    color: var(--kz-on-surface);
    margin: 0;
}

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    font-size: 22px;
    line-height: 1;
    vertical-align: middle;
    flex-shrink: 0;
}

/* ── Brand ──────────────────────────────────────────── */
.kz-brand {
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--kz-primary);
    text-decoration: none;
    letter-spacing: -0.03em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.kz-brand img {
    height: 26px;
    width: auto;
}

/* ── Icon button ────────────────────────────────────── */
.kz-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--kz-radius-sm);
    background: transparent;
    border: none;
    color: var(--kz-on-surface-variant);
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
    text-decoration: none;
    padding: 0;
}

.kz-icon-btn:hover {
    background: var(--kz-surface-container);
    color: var(--kz-on-surface);
}

/* ── Mobile top bar (visible on mobile only) ─────── */
.kz-mobile-topbar {
    position: sticky;
    top: 0;
    z-index: 40;
    height: var(--kz-topbar-h);
    background: var(--kz-surface-lowest);
    border-bottom: 1px solid var(--kz-outline-variant);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
}

.kz-topbar-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ── Desktop sidebar (hidden on mobile) ───────────── */
.kz-sidebar {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--kz-sidebar-w);
    background: var(--kz-surface-lowest);
    border-right: 1px solid var(--kz-outline-variant);
    z-index: 40;
    flex-direction: column;
}

.kz-sidebar-head {
    height: 64px;
    display: flex;
    align-items: center;
    padding: 0 1.25rem;
    border-bottom: 1px solid var(--kz-outline-variant);
    flex-shrink: 0;
}

.kz-sidebar-nav {
    flex: 1;
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    overflow-y: auto;
}

.kz-sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.875rem;
    border-radius: var(--kz-radius);
    color: var(--kz-on-surface-variant);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    transition: background 0.12s, color 0.12s;
}

.kz-sidebar-link:hover {
    background: var(--kz-surface-container);
    color: var(--kz-on-surface);
}

.kz-sidebar-link.active {
    background: var(--kz-primary-container);
    color: var(--kz-on-primary-container);
}

.kz-sidebar-foot {
    padding: 0.875rem;
    border-top: 1px solid var(--kz-outline-variant);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    flex-shrink: 0;
}

.kz-sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--kz-on-surface-variant);
    overflow: hidden;
    flex: 1;
    min-width: 0;
}

.kz-sidebar-user span:last-child {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ── Main content area ─────────────────────────────── */
.kz-main {
    min-height: 100vh;
    background: var(--kz-surface);
}

.kz-main.has-user {
    padding-top: var(--kz-topbar-h);
    padding-bottom: var(--kz-bottomnav-h);
}

.kz-page-wrap {
    max-width: 720px;
    margin: 0 auto;
    padding: 1.5rem 1rem 2rem;
}

/* ── Mobile bottom nav (visible on mobile only) ───── */
.kz-bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
    height: var(--kz-bottomnav-h);
    background: var(--kz-surface-lowest);
    border-top: 1px solid var(--kz-outline-variant);
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.kz-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    flex: 1;
    padding: 0.5rem 0.25rem;
    color: var(--kz-outline);
    text-decoration: none;
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: color 0.1s;
    -webkit-tap-highlight-color: transparent;
}

.kz-tab .material-symbols-outlined {
    font-size: 24px;
}

.kz-tab.active {
    color: var(--kz-primary);
}

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

/* ── Page section header ───────────────────────────── */
.kz-page-header {
    margin-bottom: 1.5rem;
}

.kz-page-eyebrow {
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--kz-on-surface-variant);
    margin-bottom: 0.2rem;
}

.kz-page-title {
    font-size: 1.6rem;
    font-weight: 900;
    color: var(--kz-primary);
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin: 0;
}

.kz-page-title--center {
    display: flex;
    justify-content: center;
}

/* ── Section label ─────────────────────────────────── */
.kz-label {
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--kz-on-surface-variant);
    margin-bottom: 0.1rem;
}

/* ═══════════════════════════════════════════════════════
   BOOTSTRAP OVERRIDES
   ═══════════════════════════════════════════════════════ */

/* Cards */
.card {
    background: var(--kz-surface-lowest) !important;
    border: 1px solid var(--kz-outline-variant) !important;
    border-radius: var(--kz-radius-lg) !important;
    box-shadow: none !important;
}

.card-body {
    padding: 1.25rem !important;
}

/* Buttons */
.btn {
    border-radius: var(--kz-radius) !important;
    font-weight: 700 !important;
    letter-spacing: 0.02em;
}

.btn-primary {
    background-color: var(--kz-primary) !important;
    border-color: var(--kz-primary) !important;
    color: #fff !important;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--kz-primary-dark) !important;
    border-color: var(--kz-primary-dark) !important;
}

.btn-outline-primary {
    color: var(--kz-primary) !important;
    border-color: var(--kz-primary) !important;
}

.btn-outline-primary:hover {
    background-color: var(--kz-primary) !important;
    color: #fff !important;
}

.btn-outline-secondary {
    border-radius: var(--kz-radius) !important;
}

.btn-success {
    background-color: var(--kz-green) !important;
    border-color: var(--kz-green) !important;
    color: #fff !important;
}

.btn-success:hover, .btn-success:focus {
    background-color: #629e25 !important;
    border-color: #629e25 !important;
}

.btn-warning {
    background-color: var(--kz-orange) !important;
    border-color: var(--kz-orange) !important;
    color: #fff !important;
}

.btn-warning:hover, .btn-warning:focus {
    background-color: #d48e00 !important;
    border-color: #d48e00 !important;
    color: #fff !important;
}

/* Form controls */
.form-control, .form-select {
    border-color: var(--kz-outline-variant) !important;
    border-radius: var(--kz-radius-sm) !important;
    font-family: 'Inter', sans-serif !important;
    font-size: 0.9rem !important;
}

.form-control:focus, .form-select:focus {
    border-color: var(--kz-primary) !important;
    box-shadow: 0 0 0 3px rgba(36, 56, 156, 0.12) !important;
}

.form-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--kz-on-surface-variant);
    margin-bottom: 0.35rem;
}

/* Alerts */
.alert {
    border-radius: var(--kz-radius) !important;
    font-size: 0.875rem;
    font-weight: 500;
}

.alert-success {
    background-color: #f0fff4 !important;
    border-color: #79be2f !important;
    color: #1a5c00 !important;
}

.alert-danger {
    background-color: var(--kz-error-container) !important;
    border-color: var(--kz-error) !important;
    color: #93000a !important;
}

.alert-warning {
    background-color: #fff8e6 !important;
    border-color: var(--kz-orange) !important;
    color: #7a5100 !important;
}

.alert-info {
    background-color: var(--kz-primary-container) !important;
    border-color: var(--kz-primary) !important;
    color: var(--kz-on-primary-container) !important;
}

/* Badges */
.badge.text-bg-success { background-color: var(--kz-green) !important; }
.badge.text-bg-warning  { background-color: var(--kz-orange) !important; color: #fff !important; }
.badge.text-bg-danger   { background-color: var(--kz-error) !important; }

/* Tables */
.table {
    font-size: 0.875rem;
}

.table th {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--kz-on-surface-variant);
}

/* KPI cards */
.kpi small {
    display: block;
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--kz-on-surface-variant);
    margin-bottom: 0.2rem;
}

.kpi .h5 {
    font-size: 1.4rem !important;
    font-weight: 900 !important;
    color: var(--kz-on-surface);
    line-height: 1.1;
    margin: 0;
}

/* Details/summary */
details > summary {
    cursor: pointer;
    color: var(--kz-primary);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--kz-radius-sm);
    padding: 0.2rem 0.3rem;
    margin: -0.2rem -0.3rem;
    transition: background 0.1s;
    list-style: none;
}

details > summary::-webkit-details-marker { display: none; }

details > summary::before {
    content: '▸';
    display: inline-block;
    margin-right: 0.4rem;
    font-size: 0.7rem;
    transition: transform 0.15s;
}

details[open] > summary::before {
    transform: rotate(90deg);
}

details > summary:hover {
    background: var(--kz-primary-container);
}

/* Nav pills (legacy bootstrap nav) */
.nav-pills .nav-link {
    color: var(--kz-on-surface-variant);
    border-radius: var(--kz-radius) !important;
    font-weight: 600;
    font-size: 0.875rem;
}

.nav-pills .nav-link.active {
    background-color: var(--kz-primary-container) !important;
    color: var(--kz-on-primary-container) !important;
}

/* ═══════════════════════════════════════════════════════
   TIMER ARC
   ═══════════════════════════════════════════════════════ */
.timer-arc-wrap {
    display: flex;
    justify-content: center;
    margin: 0.5rem 0 0.75rem;
}

.timer-arc {
    --progress-deg: 0deg;
    width: 260px;
    height: 146px;
    border-top-left-radius: 146px;
    border-top-right-radius: 146px;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    position: relative;
    overflow: hidden;
    background: conic-gradient(
        from 180deg,
        var(--kz-primary) 0deg,
        var(--kz-green)   var(--progress-deg),
        var(--kz-surface-container) var(--progress-deg),
        var(--kz-surface-container) 180deg
    );
}

.timer-arc::after {
    content: '';
    position: absolute;
    inset: 14px;
    background: var(--kz-surface-lowest);
    border-top-left-radius: 130px;
    border-top-right-radius: 130px;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.timer-arc-inner {
    position: absolute;
    inset: 24px 24px 0 24px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

#timerDisplay {
    font-size: 2rem;
    font-weight: 900;
    color: var(--kz-primary);
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
}

#timerStatus {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--kz-on-surface-variant);
    margin-top: 2px;
}

/* Timer info row below arc */
.timer-info-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 0.875rem 0 0;
    border-top: 1px solid var(--kz-surface-container);
    margin-top: 0.5rem;
}

.timer-info-row .kz-label {
    margin-bottom: 0.15rem;
}

.timer-info-value {
    font-size: 0.875rem;
    font-weight: 900;
    font-variant-numeric: tabular-nums;
    color: var(--kz-on-surface);
}

/* ═══════════════════════════════════════════════════════
   QUICK LOG PAGE (index.php)
   ═══════════════════════════════════════════════════════ */

/* Timer action bento cards */
.timer-action-card {
    background: var(--kz-surface-lowest);
    border: 1px solid var(--kz-outline-variant);
    border-radius: var(--kz-radius-lg);
    padding: 1rem;
    cursor: pointer;
    transition: background 0.12s;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
}

.timer-action-card:hover {
    background: var(--kz-surface-low);
}

.timer-action-card--inactive {
    opacity: 0.35;
    pointer-events: none;
    cursor: default;
}

.timer-action-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--kz-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.timer-action-icon.warning {
    background: #fff8e6;
    color: var(--kz-orange);
}

.timer-action-icon.danger {
    background: var(--kz-error-container);
    color: var(--kz-error);
}

.timer-action-label {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--kz-on-surface);
}

/* ═══════════════════════════════════════════════════════
   LOGIN PAGE
   ═══════════════════════════════════════════════════════ */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background: var(--kz-surface);
}

.login-content {
    width: 100%;
    max-width: 400px;
    background: var(--kz-surface-lowest);
    border: 1px solid var(--kz-outline-variant);
    border-radius: var(--kz-radius-lg);
    padding: 2rem 1.75rem;
}

.login-brand {
    max-width: 160px;
    height: auto;
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE – DESKTOP (≥ 768 px)
   ═══════════════════════════════════════════════════════ */
@media (min-width: 768px) {
    /* Show sidebar, hide mobile chrome */
    .kz-mobile-topbar { display: none; }
    .kz-sidebar       { display: flex; }
    .kz-bottom-nav    { display: none; }

    /* Offset main by sidebar width */
    .kz-main.has-user {
        margin-left: var(--kz-sidebar-w);
        padding-top: 0;
        padding-bottom: 0;
        min-height: 100vh;
    }

    /* Wider content area – cap at 860px so tables don't stretch on large screens */
    .kz-page-wrap {
        padding: 2.25rem 2.5rem;
        max-width: 860px;
    }

    /* Larger timer arc */
    .timer-arc {
        width: 300px;
        height: 168px;
        border-top-left-radius: 168px;
        border-top-right-radius: 168px;
    }

    .timer-arc::after {
        inset: 16px;
        border-top-left-radius: 150px;
        border-top-right-radius: 150px;
    }

    #timerDisplay { font-size: 2.4rem; }
}