/* ============================================================
   OMNIA Marketing Intelligence Platform
   Design System v2.0 — clean, professional, Bootstrap-friendly
   ============================================================ */

/* -- Tokens ------------------------------------------------- */
:root {
    /* Slate / neutral */
    --slate-50:  #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    --slate-950: #020617;

    /* Accent — indigo */
    --indigo-50:  #eef2ff;
    --indigo-100: #e0e7ff;
    --indigo-500: #6366f1;
    --indigo-600: #4f46e5;
    --indigo-700: #4338ca;

    /* Semantic */
    --success-500: #10b981;
    --success-50:  #ecfdf5;
    --warning-500: #f59e0b;
    --warning-50:  #fffbeb;
    --danger-500:  #ef4444;
    --danger-50:   #fef2f2;
    --info-500:    #06b6d4;
    --info-50:     #ecfeff;

    /* App palette */
    --bg:           var(--slate-50);
    --surface:      #ffffff;
    --surface-alt:  var(--slate-100);
    --border:       var(--slate-200);
    --border-strong:var(--slate-300);
    --text:         var(--slate-900);
    --text-muted:   var(--slate-500);
    --text-soft:    var(--slate-600);
    --accent:       var(--indigo-600);
    --accent-hover: var(--indigo-700);

    /* Sidebar (dark surface) */
    --sidebar-bg:       var(--slate-900);
    --sidebar-text:     #cbd5e1;
    --sidebar-text-dim: #64748b;
    --sidebar-hover-bg: rgba(255,255,255,0.06);
    --sidebar-active-bg: rgba(99,102,241,0.18);
    --sidebar-active-fg: #c7d2fe;
    --sidebar-border:   #1f2937;

    /* Layout */
    --sidebar-w: 248px;
    --topbar-h: 60px;
    --radius-sm: 6px;
    --radius:    10px;
    --radius-lg: 14px;
    --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow:    0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.08);

    /* Motion */
    --t-fast: 120ms cubic-bezier(.2,.0,.0,1);
    --t-base: 200ms cubic-bezier(.2,.0,.0,1);
}

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

html, body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-feature-settings: 'cv11', 'ss01';
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 14.5px;
    line-height: 1.55;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text);
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: .5rem;
}
h1 { font-size: 1.75rem; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.15rem; }
h4 { font-size: 1rem; }
h5 { font-size: .95rem; }
h6 { font-size: .85rem; color: var(--text-soft); text-transform: uppercase; letter-spacing: .03em; }

a { color: var(--accent); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--accent-hover); }

.text-muted { color: var(--text-muted) !important; }
small, .small { font-size: .8125rem; }
code, kbd, samp { font-family: 'JetBrains Mono','SF Mono', Menlo, monospace; font-size: .85em; background: var(--slate-100); color: var(--slate-800); padding: .12em .35em; border-radius: 4px; }

hr { border: 0; border-top: 1px solid var(--border); margin: 1.5rem 0; }

/* -- App Shell ---------------------------------------------- */
.app-shell {
    display: flex;
    min-height: 100vh;
}

.app-sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    border-right: 1px solid var(--sidebar-border);
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.app-sidebar__brand {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: 1.05rem 1.25rem;
    border-bottom: 1px solid var(--sidebar-border);
    color: #fff;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
}
.app-sidebar__brand-mark {
    width: 32px; height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--indigo-500), #8b5cf6);
    display: grid; place-items: center;
    color: #fff;
    box-shadow: 0 4px 12px rgba(99,102,241,.35);
    font-size: .9rem;
}

.app-sidebar__section {
    padding: 1rem .75rem .25rem;
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--sidebar-text-dim);
}

.app-sidebar__nav {
    list-style: none;
    margin: 0;
    padding: .25rem .5rem;
    display: flex; flex-direction: column; gap: 2px;
}
.app-sidebar__nav a {
    display: flex; align-items: center; gap: .7rem;
    padding: .55rem .75rem;
    color: var(--sidebar-text);
    border-radius: var(--radius-sm);
    transition: background var(--t-fast), color var(--t-fast);
    font-size: .88rem;
    font-weight: 500;
}
.app-sidebar__nav a i, .app-sidebar__nav a .nav-icon {
    width: 16px; text-align: center; font-size: .9rem; opacity: .85;
}
.app-sidebar__nav a:hover {
    background: var(--sidebar-hover-bg);
    color: #fff;
}
.app-sidebar__nav a.is-active {
    background: var(--sidebar-active-bg);
    color: var(--sidebar-active-fg);
}
.app-sidebar__nav a.is-active i { color: var(--indigo-500); opacity: 1; }

.app-sidebar__footer {
    margin-top: auto;
    padding: 1rem;
    border-top: 1px solid var(--sidebar-border);
    font-size: .75rem;
    color: var(--sidebar-text-dim);
}

.app-main {
    flex: 1;
    min-width: 0;
    display: flex; flex-direction: column;
}

.app-topbar {
    height: var(--topbar-h);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center;
    padding: 0 1.5rem;
    gap: 1rem;
    position: sticky; top: 0;
    z-index: 50;
    backdrop-filter: saturate(180%) blur(8px);
}
.app-topbar__title {
    font-weight: 600; font-size: .95rem; color: var(--text);
    display: flex; align-items: center; gap: .5rem;
}
.app-topbar__search {
    flex: 1;
    max-width: 420px;
}
.app-topbar__search .form-control {
    background: var(--slate-100);
    border-color: transparent;
    font-size: .85rem;
}
.app-topbar__user {
    display: flex; align-items: center; gap: .75rem;
}
.app-topbar__avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: var(--indigo-100);
    color: var(--indigo-700);
    display: grid; place-items: center;
    font-weight: 600;
    font-size: .8rem;
}
.app-topbar__menu-btn {
    display: none;
    background: transparent;
    border: 0;
    color: var(--text-soft);
    font-size: 1.2rem;
    cursor: pointer;
    padding: .25rem .5rem;
}

.app-content {
    flex: 1;
    padding: 1.5rem 1.75rem 2.5rem;
    max-width: 1500px;
    width: 100%;
}

/* -- Cards -------------------------------------------------- */
.card {
    background: var(--surface);
    border: 1px solid var(--border) !important;
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow-xs) !important;
    transition: box-shadow var(--t-base), transform var(--t-base);
}
.card:hover { box-shadow: var(--shadow-sm) !important; }

.card-header {
    background: transparent !important;
    border-bottom: 1px solid var(--border) !important;
    color: var(--text) !important;
    font-weight: 600;
    padding: .85rem 1.1rem !important;
    font-size: .92rem;
    display: flex; align-items: center; justify-content: space-between;
}
.card-header h5, .card-header h6 { margin: 0; font-size: inherit; }
.card-body { padding: 1.1rem !important; color: var(--text) !important; }
.card-footer { background: var(--slate-50) !important; border-top: 1px solid var(--border) !important; }

/* Stats / metric card */
.metric {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1.2rem;
    display: flex; flex-direction: column; gap: .35rem;
    transition: border-color var(--t-base), box-shadow var(--t-base);
}
.metric:hover { border-color: var(--border-strong); box-shadow: var(--shadow-xs); }
.metric__label {
    display: flex; align-items: center; gap: .45rem;
    color: var(--text-muted);
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    font-weight: 600;
}
.metric__value {
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
    line-height: 1.1;
}
.metric__delta {
    display: inline-flex; align-items: center; gap: .3rem;
    font-size: .8rem; font-weight: 500;
}
.metric__delta.up { color: var(--success-500); }
.metric__delta.down { color: var(--danger-500); }
.metric__icon {
    width: 32px; height: 32px; border-radius: 8px;
    display: grid; place-items: center;
    background: var(--indigo-50);
    color: var(--indigo-600);
    font-size: .85rem;
}

/* -- Buttons ------------------------------------------------ */
.btn {
    border-radius: var(--radius-sm) !important;
    font-weight: 500 !important;
    padding: .45rem .9rem !important;
    font-size: .875rem !important;
    transition: all var(--t-fast) !important;
    box-shadow: none !important;
    border: 1px solid transparent !important;
    display: inline-flex; align-items: center; gap: .4rem;
    line-height: 1.2;
}
.btn-sm { padding: .3rem .6rem !important; font-size: .8rem !important; }
.btn-lg { padding: .65rem 1.2rem !important; font-size: .95rem !important; }

.btn-primary {
    background: var(--accent) !important;
    color: #fff !important;
    border-color: var(--accent) !important;
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--accent-hover) !important;
    border-color: var(--accent-hover) !important;
    transform: none !important;
}

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

.btn-outline-secondary {
    color: var(--text-soft) !important;
    border-color: var(--border-strong) !important;
    background: var(--surface) !important;
}
.btn-outline-secondary:hover {
    background: var(--slate-100) !important;
    color: var(--text) !important;
    border-color: var(--border-strong) !important;
}

.btn-success { background: var(--success-500) !important; border-color: var(--success-500) !important; color: #fff !important; }
.btn-warning { background: var(--warning-500) !important; border-color: var(--warning-500) !important; color: #fff !important; }
.btn-danger  { background: var(--danger-500)  !important; border-color: var(--danger-500)  !important; color: #fff !important; }
.btn-info    { background: var(--info-500)    !important; border-color: var(--info-500)    !important; color: #fff !important; }

.btn-light, .btn-secondary {
    background: var(--surface) !important;
    color: var(--text-soft) !important;
    border-color: var(--border) !important;
}
.btn-light:hover, .btn-secondary:hover {
    background: var(--slate-100) !important;
    color: var(--text) !important;
}

/* -- Forms -------------------------------------------------- */
.form-control, .form-select {
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-sm) !important;
    background: var(--surface) !important;
    color: var(--text) !important;
    font-size: .9rem !important;
    padding: .5rem .75rem !important;
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-control:focus, .form-select:focus {
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 3px rgba(99,102,241,.15) !important;
}
.form-label {
    color: var(--text-soft);
    font-weight: 500;
    font-size: .85rem;
    margin-bottom: .35rem;
}
.input-group-text {
    background: var(--slate-100) !important;
    border-color: var(--border) !important;
    color: var(--text-soft) !important;
    font-size: .9rem;
}

/* -- Badges ------------------------------------------------- */
.badge {
    font-weight: 500 !important;
    border-radius: var(--radius-sm) !important;
    padding: .25em .55em !important;
    font-size: .72rem !important;
    letter-spacing: .01em;
}
.badge.bg-success { background: var(--success-50) !important; color: var(--success-500) !important; border: 1px solid #a7f3d0; }
.badge.bg-warning { background: var(--warning-50) !important; color: #b45309 !important; border: 1px solid #fde68a; }
.badge.bg-danger  { background: var(--danger-50)  !important; color: var(--danger-500)  !important; border: 1px solid #fecaca; }
.badge.bg-info    { background: var(--info-50)    !important; color: #0891b2          !important; border: 1px solid #a5f3fc; }
.badge.bg-primary { background: var(--indigo-50)  !important; color: var(--indigo-700) !important; border: 1px solid var(--indigo-100); }
.badge.bg-secondary { background: var(--slate-100) !important; color: var(--text-soft) !important; border: 1px solid var(--border); }
.badge.bg-success-subtle, .badge.bg-warning-subtle, .badge.bg-danger-subtle, .badge.bg-info-subtle, .badge.bg-primary-subtle {
    /* normalize Bootstrap subtle variants too */
    font-weight: 500 !important;
}

/* -- Tables ------------------------------------------------- */
.table {
    color: var(--text) !important;
    font-size: .88rem;
    margin-bottom: 0;
}
.table > :not(caption) > * > * {
    background: transparent !important;
    border-bottom-color: var(--border) !important;
    padding: .65rem .9rem !important;
}
.table th {
    background: var(--slate-50) !important;
    color: var(--text-soft) !important;
    font-weight: 600 !important;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .03em;
    border-bottom: 1px solid var(--border) !important;
}
.table-striped > tbody > tr:nth-of-type(odd) > * { background: var(--slate-50) !important; }
.table-hover > tbody > tr:hover > * { background: var(--slate-100) !important; }

/* -- Alerts ------------------------------------------------- */
.alert {
    border: 1px solid transparent !important;
    border-radius: var(--radius) !important;
    box-shadow: none !important;
    padding: .75rem 1rem !important;
    font-size: .88rem;
    display: flex; align-items: center; gap: .55rem;
}
.alert-success { background: var(--success-50) !important; color: #065f46 !important; border-color: #a7f3d0 !important; }
.alert-warning { background: var(--warning-50) !important; color: #92400e !important; border-color: #fde68a !important; }
.alert-danger  { background: var(--danger-50)  !important; color: #991b1b !important; border-color: #fecaca !important; }
.alert-info    { background: var(--info-50)    !important; color: #155e75 !important; border-color: #a5f3fc !important; }

/* -- Dropdowns --------------------------------------------- */
.dropdown-menu {
    border: 1px solid var(--border) !important;
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow-lg) !important;
    padding: .35rem !important;
    background: var(--surface) !important;
    backdrop-filter: none !important;
}
.dropdown-item {
    border-radius: var(--radius-sm);
    padding: .45rem .65rem !important;
    color: var(--text-soft) !important;
    font-size: .87rem;
    transition: background var(--t-fast), color var(--t-fast);
}
.dropdown-item:hover, .dropdown-item:focus {
    background: var(--slate-100) !important;
    color: var(--text) !important;
    transform: none !important;
}
.dropdown-item.text-danger:hover { background: var(--danger-50) !important; color: var(--danger-500) !important; }
.dropdown-divider { border-color: var(--border) !important; margin: .25rem 0 !important; }

/* -- Modals ------------------------------------------------- */
.modal-content {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}
.modal-header {
    border-bottom: 1px solid var(--border);
    padding: 1rem 1.25rem;
}
.modal-title { font-size: 1rem; font-weight: 600; }
.modal-body { padding: 1.25rem; }
.modal-footer { border-top: 1px solid var(--border); padding: .75rem 1.25rem; }

/* -- Progress ---------------------------------------------- */
.progress {
    height: 8px !important;
    background: var(--slate-100) !important;
    border-radius: 100px !important;
    overflow: hidden;
}
.progress-bar { background: var(--accent) !important; border-radius: 100px; }

/* -- Misc helpers ------------------------------------------ */
.text-accent { color: var(--accent) !important; }
.bg-soft { background: var(--slate-50) !important; }
.divider { height: 1px; background: var(--border); margin: 1rem 0; }

.tag {
    display: inline-flex; align-items: center; gap: .3rem;
    padding: .15rem .5rem;
    background: var(--slate-100);
    color: var(--text-soft);
    border-radius: 100px;
    font-size: .72rem;
    font-weight: 500;
}

.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-muted);
}
.empty-state__icon {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--slate-100);
    color: var(--slate-400);
    display: inline-grid; place-items: center;
    font-size: 1.4rem;
    margin-bottom: .75rem;
}

/* Auth split layout */
.auth-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr;
    background: var(--bg);
}
@media (min-width: 992px) {
    .auth-shell { grid-template-columns: 1fr 1fr; }
}
.auth-aside {
    display: none;
    background:
        radial-gradient(circle at 20% 30%, rgba(99,102,241,.18), transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139,92,246,.18), transparent 55%),
        var(--slate-900);
    color: #fff;
    padding: 3rem;
    flex-direction: column; justify-content: space-between;
    position: relative; overflow: hidden;
}
@media (min-width: 992px) { .auth-aside { display: flex; } }
.auth-aside::before {
    content: "";
    position: absolute; inset: 0;
    background:
        linear-gradient(135deg, transparent 30%, rgba(99,102,241,0.06) 50%, transparent 70%);
    pointer-events: none;
}
.auth-aside__quote {
    font-size: 1.15rem; line-height: 1.5; max-width: 38ch;
    color: rgba(255,255,255,.85);
}
.auth-aside__meta {
    font-size: .8rem;
    color: rgba(255,255,255,.55);
}
.auth-form-wrap {
    display: flex; align-items: center; justify-content: center;
    padding: 2rem 1.5rem;
}
.auth-card {
    width: 100%; max-width: 380px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.25rem;
    box-shadow: var(--shadow);
}
.auth-card__brand {
    display: inline-flex; align-items: center; gap: .55rem;
    margin-bottom: 1.5rem;
    font-weight: 700; font-size: 1.05rem;
    color: var(--text);
}

/* -- Responsive -------------------------------------------- */
@media (max-width: 991.98px) {
    .app-shell { flex-direction: column; }
    .app-sidebar {
        position: fixed; top: 0; left: 0;
        height: 100vh;
        transform: translateX(-100%);
        transition: transform var(--t-base);
        box-shadow: var(--shadow-lg);
    }
    .app-sidebar.is-open { transform: translateX(0); }
    .app-topbar__menu-btn { display: inline-flex; }
    .app-content { padding: 1.25rem; }
    .sidebar-backdrop {
        display: none;
        position: fixed; inset: 0; background: rgba(15,23,42,.5); z-index: 99;
    }
    .sidebar-backdrop.is-visible { display: block; }
}

/* -- Override aggressive legacy rules ---------------------- */
.bg-white { background: var(--surface) !important; }
.bg-dark, .bg-light { background: var(--surface) !important; }
.text-dark { color: var(--text) !important; }
.shadow-sm { box-shadow: var(--shadow-xs) !important; }
.shadow, .shadow-lg { box-shadow: var(--shadow) !important; }

/* Kill leftover gradient on navbar/cards if any view still uses .navbar */
.navbar {
    background: var(--surface) !important;
    border-bottom: 1px solid var(--border);
    box-shadow: none !important;
}
.navbar .nav-link { color: var(--text-soft) !important; }
.navbar .nav-link:hover { color: var(--text) !important; transform: none !important; }
.navbar-brand { color: var(--text) !important; }

[x-cloak] { display: none !important; }