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

:root {
    color-scheme: light;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --color-bg: #f3f4f8;
    --color-surface: #ffffff;
    --color-surface-muted: #f8f9fc;
    --color-surface-hover: rgba(86, 99, 255, 0.08);
    --color-border: #e5e7eb;
    --color-border-soft: rgba(15, 23, 42, 0.08);
    --color-text: #1f2937;
    --color-text-strong: #111827;
    --color-muted: #6b7280;
    --color-muted-strong: #4b5563;
    --color-primary: #4f46e5;
    --color-primary-soft: rgba(79, 70, 229, 0.12);
    --color-primary-strong: #4338ca;
    --color-primary-contrast: #322f80;
    --color-success: #0f9d58;
    --color-danger: #d14343;
    --color-warning: #f59e0b;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --shadow-sm: 0 12px 25px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 18px 40px rgba(79, 70, 229, 0.12);
    --shadow-lg: 0 30px 60px rgba(17, 24, 39, 0.2);
    --space-xs: 0.5rem;
    --space-s: 0.75rem;
    --space-m: 1.25rem;
    --space-l: 1.75rem;
    --space-xl: 2.5rem;
}

body[data-theme="dark"] {
    color-scheme: dark;
    --color-bg: #0f172a;
    --color-surface: #14213a;
    --color-surface-muted: #1b2640;
    --color-surface-hover: rgba(129, 140, 248, 0.14);
    --color-border: rgba(148, 163, 184, 0.28);
    --color-border-soft: rgba(15, 23, 42, 0.45);
    --color-text: #e2e8f0;
    --color-text-strong: #f8fafc;
    --color-muted: #a5b4fc;
    --color-muted-strong: #c7d2fe;
    --color-primary: #818cf8;
    --color-primary-soft: rgba(129, 140, 248, 0.18);
    --color-primary-strong: #6366f1;
    --color-primary-contrast: #fff;
    --color-success: #34d399;
    --color-danger: #f87171;
    --color-warning: #fbbf24;
    --shadow-sm: 0 12px 30px rgba(2, 6, 23, 0.55);
    --shadow-md: 0 22px 50px rgba(15, 23, 42, 0.45);
    --shadow-lg: 0 40px 80px rgba(15, 23, 42, 0.6);
}

html, body {
    height: 100%;
}

body {
    margin: 0;
    font: 15px/1.6 var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    transition: background 0.3s ease, color 0.3s ease;
}

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

a:hover {
    text-decoration: none;
}

button {
    font: inherit;
    border: none;
    background: none;
    cursor: pointer;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
}

.app-shell {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: flex-start;
    min-height: 100vh;
    background: var(--color-bg);
}

.app-sidebar {
    background: var(--color-surface);
    border-right: 1px solid var(--color-border);
    padding: 2.5rem 1.8rem;
    display: flex;
    flex-direction: column;
    gap: 2.2rem;
    position: sticky;
    top: 0;
    height: 100vh;
    align-self: start;
    overflow-y: auto;
}

.app-sidebar__brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.app-sidebar__brand-logo {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: var(--color-primary-soft);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.brand-name {
    font-weight: 700;
    font-size: 1.08rem;
    color: var(--color-text-strong);
}

.app-sidebar__nav {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    flex: 1;
}

.nav-section-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--color-muted);
    margin-bottom: 0.4rem;
}

.nav-list {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius-md);
    color: var(--color-muted-strong);
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.nav-link::before {
    content: attr(data-icon);
    font-size: 1.1rem;
    opacity: 0.9;
}

.nav-link:hover {
    background: var(--color-surface-hover);
    color: var(--color-primary);
}

.nav-link.is-active {
    background: var(--color-primary-soft);
    color: var(--color-primary-strong);
    box-shadow: var(--shadow-sm);
}

.app-main {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.app-header {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    padding: 1.1rem 1.6rem;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.app-header__title {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text-strong);
}

.page-subtitle {
    font-size: 0.95rem;
    color: var(--color-muted);
    max-width: 60ch;
}

.app-header__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.app-content {
    flex: 1;
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-m);
}

.stack.gap-xs { gap: var(--space-xs); }
.stack.gap-s { gap: var(--space-s); }
.stack.gap-l { gap: var(--space-l); }
.stack.gap-xl { gap: var(--space-xl); }

.surface {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.4rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border-soft);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.surface:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.surface--muted {
    background: var(--color-surface-muted);
    border: 1px dashed var(--color-border);
}

.surface--flush {
    padding: 0;
}

.surface--tight {
    padding: 1.25rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: var(--space-m);
}

.section-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text-strong);
}

.section-subtitle {
    font-size: 0.9rem;
    color: var(--color-muted);
}

.stats-grid {
    display: grid;
    gap: 1.1rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.stat-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    padding: 1.4rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border-soft);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stat-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255, 255, 255, 0.25));
    opacity: 0;
    transition: opacity 0.35s ease;
}

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

.stat-card__label {
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-muted);
}

.stat-card__value {
    margin-top: 0.6rem;
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--color-text-strong);
}

.stat-card--accent {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-strong) 100%);
    color: #ffffff;
    border: none;
}

.stat-card--accent .stat-card__label,
.stat-card--accent .stat-card__value {
    color: #ffffff;
}

.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.4rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border-soft);
}

.toolbar .form-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    min-width: 160px;
    flex: 1 1 180px;
}

.form-field label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 0.65rem 0.8rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface-muted);
    color: var(--color-text);
    transition: border 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-soft);
    background: var(--color-surface);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

button.btn,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.7rem 1.2rem;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-strong) 100%);
    color: #ffffff;
    font-weight: 600;
    letter-spacing: 0.02em;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn--secondary {
    background: var(--color-surface);
    color: var(--color-primary);
    border: 1px solid rgba(79, 70, 229, 0.3);
    box-shadow: none;
}

.btn--ghost {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-strong);
    box-shadow: none;
}

.btn--ghost:hover {
    background: var(--color-surface-muted);
}

.btn__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transform-origin: center;
}

.btn__icon--power {
    transform: scale(1.4);
}

.table-wrapper {
    width: 100%;
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    border-spacing: 0;
    min-width: 720px;
}

.table thead th {
    text-align: left;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-muted);
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface-muted);
}

.table tbody td {
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--color-border-soft);
    color: var(--color-text);
    vertical-align: middle;
}

.table tbody tr:hover {
    background: var(--color-surface-hover);
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.badge--success { background: rgba(15, 157, 88, 0.12); color: var(--color-success); }
.badge--warning { background: rgba(245, 158, 11, 0.15); color: var(--color-warning); }
.badge--danger { background: rgba(209, 67, 67, 0.18); color: var(--color-danger); }
.badge--info { background: rgba(79, 70, 229, 0.14); color: var(--color-primary); }

.theme-toggle {
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 999px;
    background: var(--color-surface-muted);
    border: 1px solid var(--color-border);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: background 0.2s ease, transform 0.2s ease;
}

.theme-toggle:hover {
    background: var(--color-surface-hover);
    transform: translateY(-1px);
}

body[data-theme="dark"] .theme-toggle {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.1);
}

.no-results {
    text-align: center;
    padding: 2rem;
    color: var(--color-muted);
    font-size: 0.95rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.alert-box {
    padding: 1rem 1.4rem;
    border-radius: var(--radius-md);
    background: rgba(79, 70, 229, 0.1);
    color: var(--color-primary-strong);
    border: 1px solid rgba(79, 70, 229, 0.2);
}

@media (max-width: 1100px) {
    .app-shell {
        grid-template-columns: 220px minmax(0, 1fr);
    }

    .app-header {
        padding: 1.35rem 1.5rem;
    }

    .app-content {
        padding: 1.4rem;
    }
}

@media (max-width: 900px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .app-sidebar {
        position: fixed;
        inset: 0 40% 0 0;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 50;
        box-shadow: var(--shadow-lg);
    }

    .app-shell[data-nav="open"] .app-sidebar {
        transform: translateX(0);
    }

    .app-content,
    .app-header {
        padding: 1.4rem;
    }

    .table {
        min-width: 600px;
    }
}

@media (max-width: 640px) {
    .app-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .app-header__actions {
        width: 100%;
        justify-content: flex-start;
    }

    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }
}

.app-sidebar__brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: inherit;
}

.app-sidebar__brand-logo.has-image {
    background: transparent;
}

.btn--small {
    padding: 0.55rem 0.75rem;
    font-size: 0.9rem;
}

[data-theme="dark"] .btn--ghost {
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--color-text);
}
.action-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.action-button {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface-muted);
    color: var(--color-muted-strong);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.action-button:hover {
    transform: translateY(-1px);
    background: var(--color-surface-hover);
    color: var(--color-primary);
}

.action-button[data-variant="primary"] {
    background: var(--color-primary);
    border-color: transparent;
    color: #ffffff;
}

.action-button[data-variant="danger"] {
    background: rgba(209, 67, 67, 0.15);
    border-color: rgba(209, 67, 67, 0.2);
    color: var(--color-danger);
}

.action-button svg {
    width: 20px;
    height: 20px;
    stroke-width: 2.2;
}

.client-info {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.client-info__row {
    display: flex;
    gap: 0.6rem;
    font-size: 0.92rem;
    color: var(--color-text);
}

.client-info__label {
    width: 140px;
    min-width: 140px;
    font-weight: 600;
    color: var(--color-muted-strong);
}

.client-info__value {
    flex: 1;
    color: var(--color-text-strong);
    line-height: 1.35;
}

.client-notes {
    background: var(--color-surface-muted);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
    color: var(--color-text);
    line-height: 1.4;
    white-space: pre-line;
}
.action-button[data-variant="warning"] {
    background: rgba(245, 158, 11, 0.18);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--color-warning);
}
.ligne-facture {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    background: var(--color-surface-muted);
}

.ligne-facture__grid {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr auto;
    gap: 1rem;
    align-items: end;
}

.ligne-facture__actions {
    align-self: flex-end;
}

.ligne-facture__actions .action-button {
    width: 2.2rem;
    height: 2.2rem;
}

@media (max-width: 720px) {
    .ligne-facture__grid {
        grid-template-columns: 1fr;
    }
}
.grid {
    display: grid;
    gap: var(--space-m);
}
.action-button[data-variant="info"] {
    background: rgba(79, 70, 229, 0.15);
    border-color: rgba(79, 70, 229, 0.2);
    color: var(--color-primary);
}

.badge--info {
    background: rgba(79, 70, 229, 0.14);
    color: var(--color-primary);
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.action-button[data-variant="success"] {
    background: rgba(15, 157, 88, 0.18);
    border-color: rgba(15, 157, 88, 0.28);
    color: var(--color-success);
}


.toolbar.is-collapsed {
    display: none;
}