/* ============================================================
   Design tokens — matches the visual identity of the previous
   Hive Instinct client portal (warm cream / teal / gold accents).
   ============================================================ */

:root {
    color-scheme: light dark;
}

:root,
[data-theme="light"] {
    color-scheme: light;
    --text-xs: 0.6875rem;
    --text-sm: 0.75rem;
    --text-base: 0.8125rem;
    --text-lg: 0.9375rem;
    --text-xl: 1.125rem;
    --text-2xl: 1.5rem;

    --space-2: 0.375rem;
    --space-3: 0.625rem;
    --space-4: 0.875rem;
    --space-6: 1.125rem;
    --space-8: 1.5rem;

    --color-bg: #f7f6f2;
    --color-surface: #f9f8f5;
    --color-surface-2: #fbfbf9;
    --color-surface-offset: #f3f0ec;
    --color-border: #d4d1ca;
    --color-text: #28251d;
    --color-text-muted: #5f5d58;
    --color-text-faint: #8a8882;
    --color-text-inverse: #f9f8f4;
    --color-primary: #01696f;
    --color-primary-hover: #0c4e54;
    --color-primary-disabled: #7fa8aa;

    --color-error-bg: #fef2f2;
    --color-error-border: #fecaca;
    --color-error-text: #991b1b;
    --color-success-bg: #ecfdf5;
    --color-success-border: #a7f3d0;
    --color-success-text: #065f46;

    --shadow-sm: 0 1px 2px oklch(0.2 0.01 80 / 0.06);
    --shadow-md: 0 10px 30px oklch(0.2 0.01 80 / 0.1);

    --content-default: 1100px;

    --font-body: 'Inter', sans-serif;
    --font-brand: 'Syne', sans-serif;

    --radius-md: 0px;
    --radius-lg: 0px;

    --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

    --color-brand-surface: rgba(12, 18, 32, 0.92);
    --color-brand-border: #243050;
    --color-brand-white: #eef2f8;
    --color-brand-gold: #d4b896;
    --color-brand-muted: #7a8aa8;
}

[data-theme="dark"] {
    color-scheme: dark;
    --color-bg: #171614;
    --color-surface: #1c1b19;
    --color-surface-2: #201f1d;
    --color-surface-offset: #1d1c1a;
    --color-border: #393836;
    --color-text: #e0dfdc;
    --color-text-muted: #b7b4ae;
    --color-text-faint: #8f8b84;
    --color-text-inverse: #1f1d1a;
    --color-primary: #4f98a3;
    --color-primary-hover: #72aeb7;
    --color-primary-disabled: #446f76;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
    --shadow-md: 0 12px 32px oklch(0 0 0 / 0.35);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        color-scheme: dark;
        --color-bg: #171614;
        --color-surface: #1c1b19;
        --color-surface-2: #201f1d;
        --color-surface-offset: #1d1c1a;
        --color-border: #393836;
        --color-text: #e0dfdc;
        --color-text-muted: #b7b4ae;
        --color-text-faint: #8f8b84;
        --color-text-inverse: #1f1d1a;
        --color-primary: #4f98a3;
        --color-primary-hover: #72aeb7;
        --color-primary-disabled: #446f76;
        --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
        --shadow-md: 0 12px 32px oklch(0 0 0 / 0.35);
    }
}

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

html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.52;
    color: var(--color-text);
    background: var(--color-bg);
}

a, button, input, select, textarea {
    transition: background var(--transition-interactive),
                color var(--transition-interactive),
                border-color var(--transition-interactive),
                box-shadow var(--transition-interactive);
}
button, input, select, textarea { font: inherit; }

/* ============================================================
   Header / brand
   ============================================================ */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
    background: var(--color-brand-surface);
    border-bottom: 0.5px solid var(--color-brand-border);
}

.header-inner {
    width: min(calc(100% - 2rem), var(--content-default));
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    min-height: 66px;
    padding: 0.2rem 0;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-brand-white);
    text-decoration: none;
    min-width: 0;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-brand-gold);
    flex: 0 0 auto;
}

.brand-mark svg { display: block; width: 44px; height: 44px; }

.brand-copy { display: flex; flex-direction: column; gap: 0.12rem; min-width: 0; }
.brand-name { display: flex; align-items: baseline; gap: 4px; line-height: 1; }
.brand-name .hive, .brand-name .instinct {
    font-family: var(--font-brand);
    font-size: 0.86rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.brand-name .hive { font-weight: 800; color: var(--color-brand-white); }
.brand-name .instinct { font-weight: 300; color: var(--color-brand-gold); }
.brand-subtitle {
    display: block;
    color: var(--color-brand-muted);
    font-size: 0.62rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.header-actions { display: flex; align-items: center; gap: var(--space-2); min-width: 0; }

.header-user {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    max-width: 280px;
    padding: 0 0.65rem;
    border: 1px solid rgba(212, 184, 150, 0.18);
    background: rgba(255, 255, 255, 0.04);
    color: var(--color-brand-white);
}
.header-user__identity { display: flex; align-items: center; gap: 0.45rem; min-width: 0; }
.header-user__name {
    display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    font-size: 0.72rem; font-weight: 600; color: var(--color-brand-white);
}
.header-user__role {
    display: inline-flex; align-items: center; justify-content: center;
    min-height: 20px; padding: 0 0.45rem;
    border: 1px solid rgba(212, 184, 150, 0.28);
    background: rgba(212, 184, 150, 0.1);
    color: var(--color-brand-gold);
    font-size: 0.62rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
}

.theme-toggle, .logout-link {
    min-width: 34px; min-height: 34px; padding: 0 0.7rem;
    border: 1px solid rgba(212, 184, 150, 0.18);
    background: rgba(255, 255, 255, 0.04);
    color: var(--color-brand-white);
    display: inline-flex; align-items: center; justify-content: center;
    cursor: pointer; text-decoration: none; font-size: 0.72rem;
}
.theme-toggle { padding: 0; width: 34px; flex: 0 0 34px; }
.theme-toggle:hover, .theme-toggle:focus-visible,
.logout-link:hover, .logout-link:focus-visible,
.header-user:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(212, 184, 150, 0.3);
}

/* ============================================================
   Page layout
   ============================================================ */

.page-shell { padding: var(--space-8) 0; min-height: calc(100vh - 66px); }
.container { width: min(calc(100% - 2rem), var(--content-default)); margin: 0 auto; }

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
}
.page-actions { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.page-title-group h1 {
    margin: 0; font-size: var(--text-2xl); line-height: 1.1;
    letter-spacing: -0.03em; font-weight: 700;
}
.page-title-group p { margin: 0.35rem 0 0; color: var(--color-text-muted); font-size: var(--text-sm); }

/* ============================================================
   Buttons
   ============================================================ */

.button {
    min-height: 36px;
    display: inline-flex; align-items: center; justify-content: center; gap: 0.35rem;
    padding: 0 0.9rem;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 0.8rem; font-weight: 600; cursor: pointer; white-space: nowrap;
    background: none;
}
.button-primary { background: var(--color-primary); color: var(--color-text-inverse); border-color: var(--color-primary); }
.button-primary:hover, .button-primary:focus-visible { background: var(--color-primary-hover); border-color: var(--color-primary-hover); }
.button-secondary { background: var(--color-surface); color: var(--color-text); border-color: color-mix(in oklab, var(--color-text) 10%, transparent); }
.button-secondary:hover, .button-secondary:focus-visible { background: var(--color-surface-offset); }
.button-danger { background: #8f2d2d; color: #fff; border-color: #8f2d2d; }
.button-danger:hover, .button-danger:focus-visible { background: #742525; border-color: #742525; }

/* ============================================================
   Tabs
   ============================================================ */

.client-tabs { margin: 0 0 var(--space-4); }
.client-tabs__scroll {
    display: flex; align-items: stretch; gap: 0.4rem; flex-wrap: nowrap;
    overflow-x: auto; padding: 0.05rem 0 0.2rem;
}
.client-tab {
    display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto;
    min-height: 34px; padding: 0 0.85rem;
    border: 1px solid color-mix(in oklab, var(--color-text) 10%, transparent);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.8rem; font-weight: 600; white-space: nowrap;
}
.client-tab:hover, .client-tab:focus-visible {
    background: var(--color-surface-offset); color: var(--color-text);
}
.client-tab.is-active {
    background: var(--color-brand-surface);
    font-weight: 700;
    color: var(--color-brand-white);
    border-color: var(--color-brand-border);
    box-shadow: var(--shadow-sm);
}

/* ============================================================
   Panels / cards
   ============================================================ */

.panel {
    background: var(--color-surface);
    border: 1px solid color-mix(in oklab, var(--color-text) 10%, transparent);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}
.panel-section { padding: var(--space-6) var(--space-6); }
.section-title { margin: 0 0 0.85rem; font-size: var(--text-lg); font-weight: 700; }

.login-card {
    width: 100%; max-width: 440px; margin: 4rem auto;
    background: var(--color-surface);
    border: 1px solid color-mix(in oklab, var(--color-text) 10%, transparent);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-md);
}
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.brand-kicker {
    margin: 0 0 8px; font-family: var(--font-brand); font-size: 0.9rem; font-weight: 700;
    letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-primary);
}

/* ============================================================
   Forms
   ============================================================ */

.field-row { display: grid; gap: 0.35rem; margin-bottom: var(--space-4); }
.field-label {
    display: block; margin-bottom: 0.25rem;
    color: var(--color-text-faint); font-size: 0.68rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.1em;
}
.input, .textarea, .select {
    width: 100%; min-height: 40px;
    padding: 0.65rem 0.75rem;
    border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
    border-radius: var(--radius-md);
    background: var(--color-surface-2);
    color: var(--color-text);
    outline: none;
    font-size: 0.85rem;
}
.textarea { min-height: 100px; resize: vertical; }
.input:focus, .textarea:focus, .select:focus {
    border-color: color-mix(in oklab, var(--color-primary) 45%, transparent);
    box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-primary) 10%, transparent);
}
.input:disabled, .textarea:disabled { opacity: 0.6; cursor: not-allowed; }

/* ============================================================
   Tables
   ============================================================ */

.table-wrapper { width: 100%; overflow-x: auto; }
.data-table {
    width: 100%; min-width: 600px; border-collapse: collapse;
    background: var(--color-surface);
    border: 1px solid color-mix(in oklab, var(--color-text) 10%, transparent);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.data-table thead th {
    text-align: left; padding: 0.7rem 0.9rem;
    font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
    color: var(--color-text-faint);
    background: var(--color-surface-offset);
    border-bottom: 1px solid color-mix(in oklab, var(--color-text) 10%, transparent);
    white-space: nowrap;
}
.data-table tbody td {
    padding: 0.8rem 0.9rem; vertical-align: top;
    font-size: var(--text-sm);
    border-bottom: 1px solid color-mix(in oklab, var(--color-text) 6%, transparent);
}
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: color-mix(in oklab, var(--color-surface) 75%, var(--color-surface-2) 25%); }
.table-link { color: var(--color-primary); text-decoration: none; }
.table-link:hover { text-decoration: underline; }
.actions-cell { text-align: right; white-space: nowrap; }
.actions-cell form { display: inline; }

/* ============================================================
   Badges / flash / errors
   ============================================================ */

.status-badge {
    display: inline-flex; align-items: center; justify-content: center;
    min-height: 22px; padding: 0 0.55rem;
    border: 1px solid transparent; border-radius: 0;
    font-size: 0.62rem; font-weight: 700; text-transform: uppercase; white-space: nowrap;
}
.status-neutral {
    background: var(--color-surface-offset); color: var(--color-text-muted);
    border-color: color-mix(in oklab, var(--color-text) 10%, transparent);
}

.flash {
    padding: 0.7rem 0.9rem; border-radius: var(--radius-md);
    border: 1px solid transparent; margin-bottom: var(--space-4); font-size: 0.85rem;
}
.flash-success { background: var(--color-success-bg); border-color: var(--color-success-border); color: var(--color-success-text); }
.flash-error { background: var(--color-error-bg); border-color: var(--color-error-border); color: var(--color-error-text); }

.empty-state { text-align: center; padding: 3rem 1rem; color: var(--color-text-muted); }

.tab-placeholder {
    text-align: center; padding: 4rem 1rem; color: var(--color-text-muted);
    background: var(--color-surface); border-radius: var(--radius-lg);
    border: 1px solid color-mix(in oklab, var(--color-text) 10%, transparent);
}

.link { color: var(--color-primary); text-decoration: none; }
.link:hover { text-decoration: underline; }