/* ============================================
   SORA Salon Dashboard
   Brand colors aligned with the SORA salon site
   ============================================ */

:root {
    --sage: #8fa085;
    --sage-dark: #667a5d;
    --sage-soft: #b3c4a8;
    --sage-pale: #e8eee0;
    --ivory: #faf7ef;
    --ivory-dark: #f0eadb;
    --beige: #e3d8c2;
    --brown: #9a7f62;
    --brown-dark: #6b5641;
    --cream: #fdfbf5;
    --gray-100: #f4f1e9;
    --gray-200: #e9e4d5;
    --gray-300: #d3ccb9;
    --gray-500: #8f8a7c;
    --gray-700: #4d493f;
    --gray-900: #221f18;
    --red: #b85c4e;
    --green: #5e8a4e;
    --shadow-sm: 0 1px 3px rgba(107, 86, 65, 0.04);
    --shadow-md: 0 6px 20px rgba(107, 86, 65, 0.06);
    --shadow-lg: 0 16px 50px rgba(107, 86, 65, 0.09);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --font-serif: 'Noto Serif JP', 'Yu Mincho', serif;
    --font-sans: 'Noto Sans JP', 'Yu Gothic', sans-serif;
    --font-en: 'Cormorant Garamond', 'Times New Roman', serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
    font-family: var(--font-sans);
    background: var(--cream);
    color: var(--gray-900);
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    display: flex;
}

a { color: inherit; text-decoration: none; }

/* ============================================
   Sidebar
   ============================================ */
.sidebar {
    width: 240px;
    background: linear-gradient(180deg, #4d3f30 0%, #3a2f24 100%);
    color: rgba(255, 255, 255, 0.85);
    padding: 2rem 0 1.5rem;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    height: 100vh;
    position: sticky;
    top: 0;
}

.brand {
    padding: 0 1.5rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 1rem;
}
.brand-mark {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: white;
    margin-bottom: 0.2rem;
}
.brand-sub {
    font-family: var(--font-en);
    font-size: 0.78rem;
    letter-spacing: 0.3em;
    color: var(--sage-soft);
    text-transform: uppercase;
}

.nav {
    flex: 1;
    padding: 0 0.75rem;
    overflow-y: auto;
}
.nav-section {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 1.25rem 0.75rem 0.5rem;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.7rem 0.85rem;
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.92rem;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    margin-bottom: 0.15rem;
    letter-spacing: 0.04em;
}
.nav-item:hover { background: rgba(255, 255, 255, 0.06); color: white; }
.nav-item.active {
    background: rgba(143, 160, 133, 0.18);
    color: white;
    border-left: 2px solid var(--sage-soft);
    padding-left: calc(0.85rem - 2px);
}
.nav-item.disabled { opacity: 0.35; cursor: not-allowed; }
.nav-item.disabled:hover { background: transparent; color: rgba(255, 255, 255, 0.78); }
.nav-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    stroke: currentColor;
}

.sidebar-footer {
    padding: 0 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 1rem;
}
.btn-logout {
    width: 100%;
    padding: 0.6rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.6);
    font-family: inherit;
    font-size: 0.82rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.05em;
}
.btn-logout:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.4);
    color: white;
}

/* ============================================
   Main
   ============================================ */
.main {
    flex: 1;
    overflow-y: auto;
    padding: 0;
    min-height: 100vh;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    border-bottom: 1px solid var(--gray-200);
    background: white;
    position: sticky;
    top: 0;
    z-index: 10;
}
.topbar-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--brown-dark);
    letter-spacing: 0.08em;
}
.topbar-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.78rem;
    color: var(--gray-500);
}
.btn-refresh {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--gray-200);
    background: white;
    color: var(--brown-dark);
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s;
}
.btn-refresh:hover { background: var(--ivory); transform: rotate(180deg); }

.page { padding: 2rem; }

/* ============================================
   KPI cards
   ============================================ */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin-bottom: 2rem;
}
.kpi-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 1.5rem 1.5rem 1.25rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--ivory-dark);
    position: relative;
    overflow: hidden;
}
.kpi-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px;
    height: 100%;
    background: var(--sage);
}
.kpi-label {
    font-size: 0.78rem;
    color: var(--gray-500);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}
.kpi-value {
    font-family: var(--font-en);
    font-size: 1.85rem;
    font-weight: 500;
    color: var(--brown-dark);
    letter-spacing: 0.02em;
    line-height: 1.2;
}
.kpi-diff {
    margin-top: 0.5rem;
    font-size: 0.78rem;
    color: var(--gray-500);
}
.kpi-diff.up { color: var(--green); }
.kpi-diff.down { color: var(--red); }
.kpi-sub {
    margin-top: 0.5rem;
    font-size: 0.78rem;
    color: var(--gray-500);
}

/* ============================================
   Chart cards
   ============================================ */
.chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    margin-bottom: 2rem;
}
.chart-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--ivory-dark);
    min-height: 320px;
    display: flex;
    flex-direction: column;
}
.chart-card.chart-full { grid-column: 1 / -1; min-height: 360px; }
.chart-title {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    color: var(--brown-dark);
    margin-bottom: 1rem;
    letter-spacing: 0.06em;
}
.chart-card canvas {
    max-height: 280px !important;
    width: 100% !important;
}

/* ============================================
   Recent table
   ============================================ */
.recent-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--ivory-dark);
}
.recent-title {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    color: var(--brown-dark);
    margin-bottom: 1rem;
    letter-spacing: 0.06em;
}
.recent-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}
.recent-table th {
    text-align: left;
    padding: 0.65rem 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--gray-200);
}
.recent-table th.num { text-align: right; }
.recent-table td {
    padding: 0.85rem 0.75rem;
    border-bottom: 1px solid var(--ivory-dark);
    color: var(--gray-700);
    vertical-align: middle;
}
.recent-table td.num {
    text-align: right;
    font-family: var(--font-en);
    color: var(--brown-dark);
    font-weight: 500;
}
.recent-table tr:hover td { background: var(--ivory); }
.tag {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    background: var(--sage-pale);
    color: var(--sage-dark);
    border-radius: 999px;
    font-size: 0.72rem;
    letter-spacing: 0.05em;
}

/* ============================================
   Invoice
   ============================================ */
.invoice-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    gap: 1rem;
    flex-wrap: wrap;
}
.invoice-tabs {
    display: flex;
    gap: 0.5rem;
}
.invoice-tab {
    padding: 0.5rem 1.1rem;
    border: 1px solid var(--gray-200);
    background: white;
    color: var(--gray-700);
    font-family: inherit;
    font-size: 0.85rem;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.2s;
}
.invoice-tab:hover {
    background: var(--ivory);
    border-color: var(--sage);
}
.invoice-tab.active {
    background: var(--sage);
    color: white;
    border-color: var(--sage);
}
.invoice-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}
.invoice-month-input {
    padding: 0.55rem 0.85rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.85rem;
    background: white;
}
.btn-generate {
    padding: 0.6rem 1.25rem;
    background: var(--brown);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.85rem;
    cursor: pointer;
    letter-spacing: 0.05em;
    transition: all 0.2s;
}
.btn-generate:hover { background: var(--brown-dark); }
.btn-generate:disabled { opacity: 0.5; cursor: not-allowed; }

.invoice-status {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    border-radius: 999px;
    font-size: 0.72rem;
    letter-spacing: 0.05em;
}
.invoice-status.draft       { background: var(--gray-100); color: var(--gray-700); }
.invoice-status.staff-wait  { background: #fff4d4; color: #8a6d20; }
.invoice-status.owner-wait  { background: #f5e0c8; color: #a36c2e; }
.invoice-status.approved    { background: var(--sage-pale); color: var(--sage-dark); }
.invoice-status.paid        { background: #d8e5f5; color: #4a6e9b; }
.invoice-status.rejected    { background: #fce5e5; color: var(--red); }

.invoice-action-btn {
    padding: 0.35rem 0.8rem;
    border: 1px solid var(--gray-200);
    background: white;
    color: var(--brown-dark);
    font-family: inherit;
    font-size: 0.78rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    margin-right: 0.25rem;
    transition: all 0.15s;
}
.invoice-action-btn:hover {
    background: var(--sage-pale);
    border-color: var(--sage);
}
.invoice-action-btn.primary { background: var(--sage); color: white; border-color: var(--sage); }
.invoice-action-btn.primary:hover { background: var(--sage-dark); }
.invoice-action-btn.danger { color: var(--red); }
.invoice-action-btn.danger:hover { background: #fce5e5; border-color: var(--red); }

.invoice-staff-card {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    margin-bottom: 0.75rem;
    background: var(--cream);
}
.invoice-staff-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}
.invoice-staff-card-no {
    font-family: var(--font-en);
    font-size: 0.85rem;
    color: var(--gray-500);
}
.invoice-staff-card-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}
.invoice-staff-card-detail span {
    color: var(--gray-500);
}
.invoice-staff-card-detail strong {
    color: var(--brown-dark);
    font-family: var(--font-en);
    font-size: 1rem;
}

/* ============================================
   Attendance / Punch
   ============================================ */
.attendance-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 2rem 2.25rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--ivory-dark);
    margin-bottom: 1.5rem;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}
.attendance-section-title {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--brown-dark);
    margin-bottom: 1.5rem;
    letter-spacing: 0.08em;
    text-align: center;
}
.punch-step { animation: fadeIn 0.3s ease; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
.punch-back {
    display: inline-block;
    color: var(--gray-500);
    font-size: 0.82rem;
    cursor: pointer;
    margin-bottom: 1rem;
    transition: color 0.2s;
}
.punch-back:hover { color: var(--brown-dark); }
.punch-label {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 0.75rem;
    letter-spacing: 0.05em;
}
.staff-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.75rem;
}
.staff-button {
    padding: 1rem 1.25rem;
    background: var(--ivory);
    border: 1px solid var(--beige);
    border-radius: var(--radius-md);
    cursor: pointer;
    text-align: center;
    transition: all 0.2s;
    font-family: inherit;
}
.staff-button:hover {
    background: var(--sage-pale);
    border-color: var(--sage);
    transform: translateY(-2px);
}
.staff-button-name {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--brown-dark);
    font-weight: 500;
    margin-bottom: 0.2rem;
}
.staff-button-role {
    font-size: 0.72rem;
    color: var(--gray-500);
    letter-spacing: 0.05em;
}
.pin-input {
    width: 100%;
    padding: 1.1rem;
    border: 1px solid var(--beige);
    border-radius: var(--radius-sm);
    font-family: var(--font-en);
    font-size: 1.5rem;
    text-align: center;
    letter-spacing: 0.5em;
    background: var(--cream);
    margin-bottom: 1rem;
}
.pin-input:focus {
    outline: none;
    border-color: var(--sage);
}
.punch-error {
    color: var(--red);
    font-size: 0.85rem;
    min-height: 1.2em;
    text-align: center;
    margin-bottom: 0.75rem;
}
.punch-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}
.punch-btn {
    padding: 1.1rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    color: white;
    letter-spacing: 0.1em;
}
.punch-btn:hover { opacity: 0.85; transform: translateY(-1px); }
.punch-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.punch-in { background: var(--green); }
.punch-out { background: var(--brown); }
.punch-break-start { background: #d4a854; }
.punch-break-end { background: #c98e58; }

.punch-success {
    text-align: center;
    padding: 1.5rem 0;
}
.punch-success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: var(--sage-pale);
    color: var(--sage-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 600;
}
.punch-success-msg {
    font-size: 1.1rem;
    color: var(--brown-dark);
    margin-bottom: 1.5rem;
    font-family: var(--font-serif);
    letter-spacing: 0.05em;
}
.punch-success .btn-primary {
    width: auto;
    padding: 0.75rem 2rem;
    margin: 0 auto;
}
.loading-text {
    text-align: center;
    color: var(--gray-500);
    padding: 1rem;
}

/* ============================================
   Login
   ============================================ */
.login-screen {
    position: fixed;
    inset: 0;
    background: linear-gradient(160deg, var(--sage-dark) 0%, var(--sage) 65%, var(--sage-soft) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}
.login-card {
    background: white;
    width: 90%;
    max-width: 420px;
    padding: 3.5rem 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
}
.login-brand {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    letter-spacing: 0.25em;
    color: var(--brown-dark);
    margin-bottom: 0.25rem;
}
.login-sub {
    font-family: var(--font-en);
    font-size: 0.85rem;
    letter-spacing: 0.3em;
    color: var(--sage-dark);
    text-transform: uppercase;
    margin-bottom: 2.5rem;
}
.login-card h2 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--brown-dark);
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
}
.login-desc {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 2rem;
}
.login-card input {
    width: 100%;
    padding: 0.95rem 1.1rem;
    border: 1px solid var(--beige);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    margin-bottom: 1rem;
    background: var(--cream);
}
.login-card input:focus {
    outline: none;
    border-color: var(--sage);
}
.btn-primary {
    width: 100%;
    padding: 0.9rem;
    background: var(--sage);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.92rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: background 0.2s;
}
.btn-primary:hover { background: var(--sage-dark); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.login-error {
    margin-top: 1rem;
    color: var(--red);
    font-size: 0.85rem;
    min-height: 1.2em;
}

/* ============================================
   Loading
   ============================================ */
.loading {
    position: fixed;
    inset: 0;
    background: rgba(253, 251, 245, 0.85);
    backdrop-filter: blur(4px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    z-index: 50;
    color: var(--gray-700);
    font-size: 0.9rem;
}
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--ivory-dark);
    border-top-color: var(--sage);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .chart-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        padding: 1rem;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
    }
    .brand { padding: 0; border: none; margin: 0; }
    .nav { display: flex; gap: 0.25rem; padding: 0; flex: 1; overflow-x: auto; }
    .nav-section { display: none; }
    .nav-item { padding: 0.5rem 0.75rem; }
    .nav-item.disabled { display: none; }
    .sidebar-footer { padding: 0; border: none; }
    .btn-logout { padding: 0.4rem 0.75rem; }
    body { flex-direction: column; }
    .main { width: 100%; }
    .kpi-grid { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
    .kpi-value { font-size: 1.4rem; }
    .page { padding: 1rem; }
    .recent-table { font-size: 0.78rem; }
    .recent-table th, .recent-table td { padding: 0.5rem 0.4rem; }
}