/* === static/css/custom.css === */
/* Azzani U Writer — Modern SaaS Design System */

/* -----------------------------------------------------------
   Design Tokens
------------------------------------------------------------*/
:root {
    /* Surfaces */
    --bg-0:         #0A0F1E;
    --bg-1:         #0D1117;
    --surface-1:    #111827;
    --surface-2:    #1F2937;
    --surface-3:    #273244;
    --border:       rgba(255, 255, 255, 0.06);
    --border-strong:rgba(255, 255, 255, 0.12);

    /* Text */
    --text-0:       #F9FAFB;
    --text-1:       #E5E7EB;
    --text-2:       #9CA3AF;
    --text-3:       #6B7280;

    /* Brand */
    --brand-blue:   #3B82F6;
    --brand-violet: #8B5CF6;
    --brand-pink:   #EC4899;
    --brand-grad:   linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
    --brand-grad-soft: linear-gradient(135deg, rgba(59,130,246,0.15) 0%, rgba(139,92,246,0.15) 100%);
    --brand-grad-line: linear-gradient(90deg, #3B82F6 0%, #8B5CF6 100%);

    /* Semantic */
    --success:      #10B981;
    --success-soft: rgba(16,185,129,0.12);
    --warning:      #F59E0B;
    --warning-soft: rgba(245,158,11,0.12);
    --danger:       #EF4444;
    --danger-soft:  rgba(239,68,68,0.12);
    --info:         #3B82F6;
    --info-soft:    rgba(59,130,246,0.12);

    /* Radii */
    --r-sm: 8px;
    --r-md: 12px;
    --r-lg: 16px;
    --r-xl: 20px;
    --r-pill: 999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 6px 20px rgba(0,0,0,0.35);
    --shadow-lg: 0 18px 40px -10px rgba(0,0,0,0.55);
    --shadow-glow: 0 0 0 1px rgba(139,92,246,0.35), 0 12px 40px -10px rgba(59,130,246,0.35);

    /* Layout */
    --sidebar-w: 260px;
    --navbar-h: 56px;
}

/* -----------------------------------------------------------
   Base / Typography
------------------------------------------------------------*/
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

* { box-sizing: border-box; }

html, body {
    background: var(--bg-0);
    color: var(--text-0);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 15px;
    font-weight: 400;
    letter-spacing: -0.005em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background:
        radial-gradient(1200px 600px at -10% -20%, rgba(59,130,246,0.08), transparent 60%),
        radial-gradient(1000px 500px at 120% 10%, rgba(139,92,246,0.08), transparent 60%),
        var(--bg-0);
    min-height: 100vh;
}

h1,h2,h3,h4,h5,h6 {
    font-family: 'Inter', sans-serif;
    color: var(--text-0);
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1, .h1 { font-size: 2.25rem; }
h2, .h2 { font-size: 1.875rem; }
h3, .h3 { font-size: 1.5rem; }
h4, .h4 { font-size: 1.25rem; }
h5, .h5 { font-size: 1.125rem; }
h6, .h6 { font-size: 1rem; }

a { color: var(--brand-blue); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--brand-violet); }

code, .font-mono { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.875em; }

/* Text color overrides */
.text-secondary, .text-muted { color: var(--text-2) !important; }
.text-tertiary { color: var(--text-3) !important; }
.text-white { color: var(--text-0) !important; }

.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-danger  { color: var(--danger)  !important; }
.text-info    { color: var(--info)    !important; }
.text-primary { color: var(--brand-blue) !important; }

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-3);
}

.gradient-text {
    background: var(--brand-grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}

/* -----------------------------------------------------------
   Layout: App Shell (authenticated)
------------------------------------------------------------*/
#app-wrapper {
    min-height: 100vh;
    background: transparent;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-w);
    min-width: var(--sidebar-w);
    min-height: 100vh;
    position: sticky;
    top: 0;
    background: var(--bg-1);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: 1030;
}

.sidebar-header {
    padding: 1.25rem 1.25rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    color: var(--text-0);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
}

.sidebar-brand-mark {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: var(--brand-grad);
    display: grid;
    place-items: center;
    color: #fff;
    font-size: 0.95rem;
    box-shadow: 0 6px 18px -4px rgba(139,92,246,0.6);
}

.sidebar-nav {
    padding: 0.75rem 0.75rem;
    flex: 1 1 auto;
    overflow-y: auto;
}

.sidebar-section {
    padding: 1rem 0.75rem 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.68rem;
    color: var(--text-3);
    font-weight: 600;
}

.sidebar .nav-item { list-style: none; margin: 2px 0; }

.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.8rem;
    font-size: 0.9rem;
    color: var(--text-2);
    border-radius: 10px;
    position: relative;
    transition: background .15s ease, color .15s ease;
    font-weight: 500;
}

.sidebar .nav-link i { font-size: 1.05rem; color: var(--text-3); transition: color .15s ease; }

.sidebar .nav-link:hover {
    background: rgba(255,255,255,0.04);
    color: var(--text-0);
}
.sidebar .nav-link:hover i { color: var(--text-1); }

.sidebar .nav-link.active {
    background: linear-gradient(90deg, rgba(59,130,246,0.15), rgba(139,92,246,0.08));
    color: var(--text-0);
    font-weight: 600;
}
.sidebar .nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 20%;
    bottom: 20%;
    width: 3px;
    border-radius: 0 3px 3px 0;
    background: var(--brand-grad);
}
.sidebar .nav-link.active i {
    background: var(--brand-grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}

.sidebar-divider {
    height: 1px;
    background: var(--border);
    margin: 0.5rem 0.5rem;
    border: none;
}

.sidebar-footer {
    padding: 0.9rem;
    border-top: 1px solid var(--border);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 0.5rem;
    border-radius: 10px;
}

.sidebar-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--brand-grad);
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.sidebar-user-meta { min-width: 0; flex: 1; }
.sidebar-user-name {
    color: var(--text-0);
    font-weight: 600;
    font-size: 0.85rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.sidebar-user-plan {
    font-size: 0.7rem;
    color: var(--text-3);
}

.plan-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--r-pill);
    background: var(--brand-grad-soft);
    color: #C4B5FD;
    border: 1px solid rgba(139,92,246,0.25);
}

/* Main content */
.main-content {
    flex: 1 1 auto;
    min-width: 0;
    background: transparent;
}

.page {
    padding: 2rem 2rem 3rem;
}

@media (max-width: 767.98px) { .page { padding: 1.25rem 1rem 2rem; } }

.page-header {
    margin-bottom: 1.75rem;
}
.page-header h1 { font-size: 1.6rem; margin: 0; }
.page-header p { color: var(--text-2); margin: 0.25rem 0 0; font-size: 0.925rem; }

/* Mobile top bar */
.mobile-navbar {
    display: none;
    height: var(--navbar-h);
    background: var(--bg-1);
    border-bottom: 1px solid var(--border);
    padding: 0 1rem;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1020;
}
.mobile-navbar::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -1px;
    height: 1px;
    background: var(--brand-grad-line);
    opacity: 0.6;
}

.mobile-navbar .brand {
    font-weight: 700;
    color: var(--text-0);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.icon-btn {
    width: 38px; height: 38px;
    display: grid; place-items: center;
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-1);
    transition: all .15s ease;
}
.icon-btn:hover { background: var(--surface-2); color: var(--text-0); }

/* Mobile sidebar */
@media (max-width: 991.98px) {
    .sidebar {
        position: fixed;
        top: 0; bottom: 0; left: calc(var(--sidebar-w) * -1);
        transition: left .25s ease;
        box-shadow: var(--shadow-lg);
    }
    .sidebar.show { left: 0; }
    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.6);
        backdrop-filter: blur(4px);
        z-index: 1025;
        opacity: 0;
        pointer-events: none;
        transition: opacity .2s ease;
    }
    .sidebar-overlay.show { opacity: 1; pointer-events: auto; }
    .mobile-navbar { display: flex; }
}

/* -----------------------------------------------------------
   Public layout (landing/auth)
------------------------------------------------------------*/
body.public-layout {
    background:
        radial-gradient(1200px 600px at 10% -10%, rgba(59,130,246,0.12), transparent 60%),
        radial-gradient(1000px 500px at 90% 110%, rgba(139,92,246,0.12), transparent 60%),
        var(--bg-0);
}

.public-navbar {
    background: rgba(13,17,23,0.75);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.public-navbar .navbar-brand { color: var(--text-0) !important; font-weight: 700; font-size: 1.05rem; }
.public-navbar .nav-link {
    color: var(--text-2) !important;
    font-weight: 500;
    font-size: 0.92rem;
    border-radius: var(--r-sm);
    transition: color 0.15s ease, background 0.15s ease;
}
.public-navbar .nav-link:hover {
    color: var(--text-0) !important;
    background: rgba(255,255,255,0.04);
}
.public-navbar .navbar-toggler {
    padding: 0.4rem 0.6rem;
    color: var(--text-1);
    background: transparent;
}
.public-navbar .navbar-toggler:focus { box-shadow: none; }

/* Ghost button (outline-less secondary) */
.btn-ghost {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-1);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--r-md);
    transition: all 0.15s ease;
}
.btn-ghost:hover {
    color: var(--text-0);
    background: rgba(255,255,255,0.06);
    border-color: var(--border);
}

/* User menu (logged-in) */
.user-menu-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--r-pill);
    padding: 0.3rem 0.85rem 0.3rem 0.3rem;
    color: var(--text-1);
    cursor: pointer;
    transition: all 0.15s ease;
}
.user-menu-toggle:hover {
    background: rgba(255,255,255,0.06);
    border-color: var(--border-strong);
}
.user-menu-toggle::after { display: none; }
.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--brand-grad);
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
    box-shadow: 0 4px 12px -3px rgba(139,92,246,0.5);
}
.user-name { font-size: 0.85rem; font-weight: 600; color: var(--text-0); line-height: 1.1; }
.user-plan { font-size: 0.7rem; color: var(--text-3); }

.user-dropdown {
    background: var(--surface-1);
    border: 1px solid var(--border-strong);
    border-radius: var(--r-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    min-width: 240px;
    margin-top: 0.5rem !important;
}
.user-dropdown-header {
    padding: 0.5rem 0.75rem 0.75rem;
}
.user-dropdown .dropdown-item {
    color: var(--text-1);
    padding: 0.55rem 0.75rem;
    border-radius: var(--r-sm);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
}
.user-dropdown .dropdown-item i { width: 18px; color: var(--text-3); font-size: 0.95rem; }
.user-dropdown .dropdown-item:hover {
    background: var(--surface-2);
    color: var(--text-0);
}
.user-dropdown .dropdown-item:hover i { color: var(--brand-blue); }
.user-dropdown .dropdown-item.text-danger:hover i,
.user-dropdown .dropdown-item.text-danger:hover { color: var(--danger); background: rgba(239,68,68,0.08); }
.user-dropdown .dropdown-divider { border-color: var(--border); margin: 0.35rem 0; }

@media (max-width: 991.98px) {
    .public-navbar .navbar-collapse {
        background: var(--surface-1);
        border: 1px solid var(--border);
        border-radius: var(--r-md);
        margin-top: 0.75rem;
        padding: 0.75rem;
    }
    .public-navbar .navbar-nav { gap: 0.25rem; }
    .user-menu-toggle { width: 100%; justify-content: flex-start; border-radius: var(--r-md); }
    .user-menu-toggle .d-lg-flex { display: flex !important; }
}

.site-footer {
    background: var(--bg-1);
    border-top: 1px solid var(--border);
    padding: 3rem 0 1.5rem;
    margin-top: 5rem;
    color: var(--text-2);
}
.site-footer h6 { color: var(--text-0); font-weight: 600; margin-bottom: 0.8rem; }
.site-footer a { color: var(--text-2); }
.site-footer a:hover { color: var(--text-0); }

/* -----------------------------------------------------------
   Cards
------------------------------------------------------------*/
.card {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    color: var(--text-1);
    box-shadow: none;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card-body { padding: 1.5rem; }
.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border);
    padding: 1rem 1.5rem;
    color: var(--text-0);
    font-weight: 600;
}
.card-title, .card h5, .card h6 { color: var(--text-0); }

.card-hover:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}

.glass-card {
    background: rgba(255,255,255,0.03);
    backdrop-filter: blur(10px) saturate(140%);
    -webkit-backdrop-filter: blur(10px) saturate(140%);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--r-lg);
}

/* Stat card */
.stat-card {
    position: relative;
    padding: 1.25rem 1.25rem 1.15rem;
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(600px 120px at -10% -50%, rgba(59,130,246,0.12), transparent 70%);
    pointer-events: none;
}
.stat-card .stat-label {
    text-transform: uppercase;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-3);
    letter-spacing: 0.08em;
    margin-bottom: 0.35rem;
}
.stat-card .stat-value {
    font-size: 1.85rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: var(--brand-grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}
.stat-card .stat-icon {
    position: absolute;
    top: 1rem; right: 1rem;
    width: 36px; height: 36px;
    border-radius: 10px;
    display: grid; place-items: center;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    color: var(--text-2);
    font-size: 1rem;
}
.stat-card.stat-warn .stat-value { background: linear-gradient(135deg, #F59E0B, #EF4444); -webkit-background-clip: text; background-clip: text; }
.stat-card.stat-danger .stat-value { background: linear-gradient(135deg, #EF4444, #EC4899); -webkit-background-clip: text; background-clip: text; }
.stat-card.stat-success .stat-value { background: linear-gradient(135deg, #10B981, #3B82F6); -webkit-background-clip: text; background-clip: text; }

/* -----------------------------------------------------------
   Buttons
------------------------------------------------------------*/
.btn {
    font-weight: 600;
    border-radius: 10px;
    padding: 0.55rem 1rem;
    font-size: 0.9rem;
    letter-spacing: -0.005em;
    transition: transform .1s ease, box-shadow .15s ease, background .15s ease, color .15s ease, border-color .15s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    justify-content: center;
    border: 1px solid transparent;
}
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.825rem; border-radius: 8px; }
.btn-lg { padding: 0.8rem 1.35rem; font-size: 1rem; border-radius: 12px; }

.btn-primary {
    background: var(--brand-grad);
    border: 0;
    color: #fff;
    box-shadow: 0 8px 20px -8px rgba(139,92,246,0.6);
}
.btn-primary:hover { filter: brightness(1.08); color: #fff; box-shadow: 0 12px 26px -8px rgba(139,92,246,0.7); }
.btn-primary:disabled { opacity: 0.6; }

.btn-outline-primary {
    background: transparent;
    border: 1px solid rgba(59,130,246,0.4);
    color: var(--brand-blue);
}
.btn-outline-primary:hover {
    background: rgba(59,130,246,0.1);
    border-color: var(--brand-blue);
    color: #93C5FD;
}

.btn-secondary, .btn-outline-secondary {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text-1);
}
.btn-secondary:hover, .btn-outline-secondary:hover {
    background: var(--surface-3);
    color: var(--text-0);
    border-color: var(--border-strong);
}

.btn-outline-light {
    background: transparent;
    border: 1px solid var(--border-strong);
    color: var(--text-0);
}
.btn-outline-light:hover {
    background: rgba(255,255,255,0.06);
    color: var(--text-0);
}

.btn-outline-dark {
    background: transparent;
    border: 1px solid var(--border-strong);
    color: var(--text-1);
}
.btn-outline-dark:hover { background: var(--surface-2); color: var(--text-0); }

.btn-success {
    background: linear-gradient(135deg, #10B981, #059669);
    color: #fff; border: 0;
}
.btn-success:hover { filter: brightness(1.08); color: #fff; }

.btn-outline-success {
    background: transparent;
    border: 1px solid rgba(16,185,129,0.4);
    color: var(--success);
}
.btn-outline-success:hover { background: rgba(16,185,129,0.12); color: #6EE7B7; }

.btn-warning {
    background: linear-gradient(135deg, #F59E0B, #D97706);
    color: #111; border: 0;
}
.btn-outline-warning {
    background: transparent;
    border: 1px solid rgba(245,158,11,0.4);
    color: var(--warning);
}
.btn-outline-warning:hover { background: rgba(245,158,11,0.12); color: #FCD34D; }

.btn-danger {
    background: linear-gradient(135deg, #EF4444, #B91C1C);
    color: #fff; border: 0;
}
.btn-outline-danger {
    background: transparent;
    border: 1px solid rgba(239,68,68,0.4);
    color: var(--danger);
}
.btn-outline-danger:hover { background: rgba(239,68,68,0.12); color: #FCA5A5; }

.btn-light {
    background: var(--text-0);
    color: #0B1020;
    border: 0;
}
.btn-light:hover { background: #fff; color: #0B1020; }

.btn-pill { border-radius: var(--r-pill) !important; }

/* -----------------------------------------------------------
   Forms
------------------------------------------------------------*/
.form-label, label {
    color: var(--text-1);
    font-weight: 500;
    font-size: 0.85rem;
    margin-bottom: 0.35rem;
}
.form-label.small, label.small { font-size: 0.8rem; color: var(--text-2); }
.form-text { color: var(--text-3); font-size: 0.8rem; }

.form-control,
.form-select,
textarea.form-control {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text-0);
    border-radius: 10px;
    padding: 0.6rem 0.85rem;
    font-size: 0.92rem;
    transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
.form-control::placeholder { color: var(--text-3); }
.form-control:focus,
.form-select:focus,
textarea.form-control:focus {
    background: var(--surface-2);
    color: var(--text-0);
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.2);
    outline: none;
}
.form-control-sm, .form-select-sm { padding: 0.4rem 0.65rem; font-size: 0.85rem; border-radius: 8px; }

.form-select {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%239CA3AF'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 14px;
    padding-right: 2.25rem;
}
.form-select option { background: var(--surface-2); color: var(--text-0); }

.form-check-input {
    background-color: var(--surface-2);
    border: 1px solid var(--border-strong);
}
.form-check-input:checked {
    background-color: var(--brand-blue);
    border-color: var(--brand-blue);
}
.form-check-input:focus {
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.2);
}
.form-check-label { color: var(--text-1); font-size: 0.88rem; }

/* API key input (monospace) */
.key-input,
input.key-input,
input[type="password"].form-control {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    letter-spacing: 0.02em;
}

.input-group .form-control:focus { z-index: 3; }
.input-group-text {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text-2);
}
.input-group .btn-outline-secondary {
    border-color: var(--border);
    background: var(--surface-2);
    color: var(--text-2);
}
.input-group .btn-outline-secondary:hover {
    background: var(--surface-3);
    color: var(--text-0);
}

/* Toggle chip group (days of week, filter pills) */
.chip-group { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.9rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--r-pill);
    color: var(--text-2);
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 500;
    transition: all .15s ease;
    user-select: none;
}
.chip:hover { border-color: var(--border-strong); color: var(--text-0); }
.chip input[type="checkbox"] { display: none; }
.chip.chip-active, .chip:has(input:checked) {
    background: var(--brand-grad-soft);
    border-color: rgba(139,92,246,0.4);
    color: #C4B5FD;
}

/* Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
}
.switch input { opacity: 0; width: 0; height: 0; }
.switch .slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--surface-3);
    border-radius: var(--r-pill);
    transition: background .2s ease;
}
.switch .slider::before {
    content: '';
    position: absolute;
    height: 16px; width: 16px;
    left: 3px; top: 3px;
    background: #fff;
    border-radius: 50%;
    transition: transform .2s ease;
}
.switch input:checked + .slider { background: var(--brand-grad); }
.switch input:checked + .slider::before { transform: translateX(18px); }

/* Radio card */
.radio-card {
    display: block;
    padding: 0.9rem 1rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    cursor: pointer;
    transition: all .15s ease;
}
.radio-card input { display: none; }
.radio-card .rc-title { font-weight: 600; color: var(--text-0); font-size: 0.95rem; }
.radio-card .rc-desc { color: var(--text-2); font-size: 0.8rem; }
.radio-card:hover { border-color: var(--border-strong); }
.radio-card:has(input:checked) {
    border-color: var(--brand-blue);
    background: rgba(59,130,246,0.08);
    box-shadow: 0 0 0 1px rgba(59,130,246,0.3);
}

/* -----------------------------------------------------------
   Badges
------------------------------------------------------------*/
.badge {
    font-weight: 600;
    padding: 0.35em 0.7em;
    font-size: 0.7rem;
    letter-spacing: 0.02em;
    border-radius: var(--r-pill);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}
.badge.bg-primary   { background: var(--info-soft) !important; color: #93C5FD !important; border: 1px solid rgba(59,130,246,0.3); }
.badge.bg-secondary { background: rgba(148,163,184,0.12) !important; color: #CBD5E1 !important; border: 1px solid rgba(148,163,184,0.2); }
.badge.bg-success   { background: var(--success-soft) !important; color: #6EE7B7 !important; border: 1px solid rgba(16,185,129,0.3); }
.badge.bg-danger    { background: var(--danger-soft) !important; color: #FCA5A5 !important; border: 1px solid rgba(239,68,68,0.3); }
.badge.bg-warning   { background: var(--warning-soft) !important; color: #FCD34D !important; border: 1px solid rgba(245,158,11,0.3); }
.badge.bg-info      { background: var(--info-soft) !important; color: #93C5FD !important; border: 1px solid rgba(59,130,246,0.3); }
.badge.bg-light     { background: rgba(255,255,255,0.06) !important; color: var(--text-1) !important; border: 1px solid var(--border); }
.badge.bg-dark      { background: #0B1020 !important; color: var(--text-0) !important; }

.badge-dot::before {
    content: '';
    width: 6px; height: 6px;
    border-radius: 50%;
    background: currentColor;
    display: inline-block;
}

/* -----------------------------------------------------------
   Tables
------------------------------------------------------------*/
.table {
    color: var(--text-1);
    margin-bottom: 0;
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-1);
    --bs-table-border-color: var(--border);
    --bs-table-hover-bg: rgba(255,255,255,0.03);
    --bs-table-hover-color: var(--text-0);
    --bs-table-striped-bg: rgba(255,255,255,0.02);
    --bs-table-striped-color: var(--text-1);
}
.table > :not(caption) > * > * { background: transparent; color: inherit; border-bottom-color: var(--border); }
.table thead th {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-3);
    border-bottom: 1px solid var(--border);
    padding: 0.7rem 1rem;
    background: rgba(255,255,255,0.02);
}
.table tbody td { padding: 0.85rem 1rem; vertical-align: middle; font-size: 0.88rem; }
.table tbody tr { transition: background .12s ease; }
.table-hover tbody tr:hover { background: rgba(255,255,255,0.03); }

.table-secondary { --bs-table-bg: rgba(255,255,255,0.02); color: var(--text-2); }

/* Card-wrapping table */
.card > .table-responsive { border-radius: var(--r-lg); }
.card > .table-responsive .table { border-collapse: separate; }

/* -----------------------------------------------------------
   Alerts
------------------------------------------------------------*/
.alert {
    border-radius: var(--r-md);
    border: 1px solid transparent;
    padding: 0.9rem 1.1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9rem;
}
.alert > i:first-child { font-size: 1.1rem; line-height: 1.2; flex-shrink: 0; margin-top: 1px; }
.alert-link { font-weight: 600; text-decoration: underline; }

.alert-success { background: var(--success-soft); color: #A7F3D0; border-color: rgba(16,185,129,0.3); }
.alert-success .alert-link { color: #6EE7B7; }
.alert-danger  { background: var(--danger-soft);  color: #FCA5A5; border-color: rgba(239,68,68,0.3); }
.alert-danger .alert-link { color: #FEE2E2; }
.alert-warning { background: var(--warning-soft); color: #FDE68A; border-color: rgba(245,158,11,0.3); }
.alert-warning .alert-link { color: #FCD34D; }
.alert-info    { background: var(--info-soft);    color: #BFDBFE; border-color: rgba(59,130,246,0.3); }
.alert-info .alert-link { color: #93C5FD; }

.alert .btn-close {
    filter: invert(1) opacity(0.6);
}
.alert .btn-close:hover { filter: invert(1) opacity(1); }

/* -----------------------------------------------------------
   Progress
------------------------------------------------------------*/
.progress {
    background-color: var(--surface-3);
    border-radius: var(--r-pill);
    height: 6px;
    overflow: hidden;
}
.progress-bar {
    background: var(--brand-grad);
    border-radius: var(--r-pill);
    transition: width .5s ease;
}
.progress-bar-success { background: linear-gradient(90deg, #10B981, #22D3EE); }
.progress-bar-warning { background: linear-gradient(90deg, #F59E0B, #EF4444); }

/* -----------------------------------------------------------
   Pagination
------------------------------------------------------------*/
.pagination { gap: 4px; }
.page-item .page-link {
    background: var(--surface-1);
    border: 1px solid var(--border);
    color: var(--text-2);
    border-radius: 8px !important;
    padding: 0.4rem 0.75rem;
    font-size: 0.85rem;
}
.page-item .page-link:hover {
    background: var(--surface-2);
    color: var(--text-0);
    border-color: var(--border-strong);
}
.page-item.active .page-link {
    background: var(--brand-grad);
    border: 0;
    color: #fff;
}

/* -----------------------------------------------------------
   Dropdown
------------------------------------------------------------*/
.dropdown-menu {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 6px;
    box-shadow: var(--shadow-lg);
}
.dropdown-item {
    color: var(--text-1);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
}
.dropdown-item:hover { background: var(--surface-2); color: var(--text-0); }
.dropdown-header { color: var(--text-3); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em; }
.dropdown-divider { border-top: 1px solid var(--border); }

/* -----------------------------------------------------------
   Breadcrumb
------------------------------------------------------------*/
.breadcrumb { background: transparent; padding: 0; font-size: 0.85rem; }
.breadcrumb-item a { color: var(--text-2); }
.breadcrumb-item.active { color: var(--text-0); }
.breadcrumb-item + .breadcrumb-item::before { color: var(--text-3); }

/* -----------------------------------------------------------
   Modal & Tooltip
------------------------------------------------------------*/
.modal-content {
    background: var(--surface-1);
    border: 1px solid var(--border);
    color: var(--text-1);
    border-radius: var(--r-lg);
}
.modal-header, .modal-footer { border-color: var(--border); }

.tooltip-inner {
    background: var(--bg-1);
    color: var(--text-0);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.8rem;
}

/* -----------------------------------------------------------
   Nav tabs (pill-style)
------------------------------------------------------------*/
.nav-pills-custom {
    display: inline-flex;
    gap: 4px;
    padding: 4px;
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-pill);
}
.nav-pills-custom .nav-link {
    color: var(--text-2);
    padding: 0.45rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--r-pill);
    border: 0;
    background: transparent;
}
.nav-pills-custom .nav-link:hover { color: var(--text-0); }
.nav-pills-custom .nav-link.active {
    background: var(--brand-grad);
    color: #fff;
}

/* -----------------------------------------------------------
   Landing / Hero
------------------------------------------------------------*/
.hero {
    position: relative;
    padding: 6rem 0 5rem;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(500px 300px at 20% 30%, rgba(59,130,246,0.18), transparent 70%),
        radial-gradient(500px 300px at 80% 70%, rgba(139,92,246,0.18), transparent 70%);
    pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 40%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 40%, transparent 100%);
    pointer-events: none;
}
.hero > .container { position: relative; z-index: 1; }

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
}
.hero-subtitle {
    color: var(--text-2);
    font-size: 1.125rem;
    max-width: 620px;
    margin-bottom: 2rem;
}

.hero-mock {
    position: relative;
    padding: 1.5rem;
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    border: 1px solid var(--border-strong);
    border-radius: var(--r-xl);
    box-shadow: var(--shadow-lg);
}
.tweet-card {
    background: var(--bg-1);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 1rem;
    color: var(--text-1);
}
.tweet-card .handle { color: var(--text-3); font-size: 0.8rem; }

.feature-icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    background: var(--brand-grad-soft);
    border: 1px solid rgba(139,92,246,0.25);
    display: grid; place-items: center;
    color: #C4B5FD;
    font-size: 1.35rem;
    margin-bottom: 1rem;
}

.section { padding: 4rem 0; }
.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}
.section-subtitle {
    text-align: center;
    color: var(--text-2);
    margin-bottom: 3rem;
    font-size: 1rem;
}

.cta-band {
    background: var(--brand-grad);
    padding: 4rem 0;
    text-align: center;
    border-radius: var(--r-xl);
    margin: 3rem 1rem;
    position: relative;
    overflow: hidden;
}
.cta-band::before {
    content: '';
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.4;
}
.cta-band > .container { position: relative; z-index: 1; }

/* -----------------------------------------------------------
   Auth split screen
------------------------------------------------------------*/
.auth-split {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
}
.auth-visual {
    position: relative;
    background:
        radial-gradient(600px 400px at 20% 20%, rgba(59,130,246,0.3), transparent 60%),
        radial-gradient(600px 400px at 80% 80%, rgba(139,92,246,0.3), transparent 60%),
        linear-gradient(135deg, #0B1020, #1A1030);
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
}
.auth-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000, transparent 100%);
}
.auth-visual > * { position: relative; z-index: 1; }

.auth-visual .auth-hero-title {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.floating-tile {
    position: absolute;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--r-md);
    padding: 1rem;
    animation: float 6s ease-in-out infinite;
}
.floating-tile.ft-1 { top: 15%; right: 10%; width: 180px; animation-delay: 0s; }
.floating-tile.ft-2 { bottom: 25%; right: 25%; width: 220px; animation-delay: 1.5s; }
.floating-tile.ft-3 { top: 50%; right: 5%; width: 140px; animation-delay: 3s; }

@keyframes float {
    0%,100% { transform: translateY(0); }
    50%     { transform: translateY(-12px); }
}

.auth-form-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--bg-0);
}
.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
}
.auth-card h2 { font-size: 1.75rem; margin-bottom: 0.25rem; }
.auth-card .subtitle { color: var(--text-2); margin-bottom: 2rem; }

@media (max-width: 991.98px) {
    .auth-split { grid-template-columns: 1fr; }
    .auth-visual { display: none; }
    .auth-form-panel { min-height: 100vh; }
}

/* -----------------------------------------------------------
   Wizard stepper
------------------------------------------------------------*/
.stepper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0;
    margin-bottom: 2rem;
    padding: 0 0.5rem;
}
.stepper .step {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    position: relative;
}
.stepper .step-dot {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: var(--surface-2);
    border: 1px solid var(--border-strong);
    color: var(--text-2);
    display: grid; place-items: center;
    font-size: 0.85rem;
    font-weight: 600;
    z-index: 2;
    position: relative;
    transition: all .2s ease;
}
.stepper .step-label {
    margin-top: 0.5rem;
    font-size: 0.72rem;
    color: var(--text-3);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.stepper .step + .step::before {
    content: '';
    position: absolute;
    left: -50%;
    right: 50%;
    top: 16px;
    height: 2px;
    background: var(--border-strong);
    z-index: 1;
}
.stepper .step.done .step-dot {
    background: var(--brand-grad);
    border-color: transparent;
    color: #fff;
}
.stepper .step.active .step-dot {
    background: var(--brand-grad);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 0 0 4px rgba(139,92,246,0.2);
}
.stepper .step.active .step-label,
.stepper .step.done .step-label { color: var(--text-1); }
.stepper .step.done + .step::before,
.stepper .step.active + .step::before { background: var(--brand-grad-line); }

/* -----------------------------------------------------------
   Dropzone (upload)
------------------------------------------------------------*/
.dropzone {
    position: relative;
    border: 2px dashed rgba(255,255,255,0.12);
    border-radius: var(--r-lg);
    padding: 2.5rem 1.5rem;
    text-align: center;
    background: rgba(255,255,255,0.015);
    transition: all .2s ease;
}
.dropzone:hover, .dropzone.dragover {
    border-color: var(--brand-blue);
    background: rgba(59,130,246,0.05);
}
.dropzone .dz-icon {
    width: 56px; height: 56px;
    border-radius: 14px;
    background: var(--brand-grad-soft);
    border: 1px solid rgba(139,92,246,0.25);
    display: grid; place-items: center;
    color: #C4B5FD;
    font-size: 1.5rem;
    margin: 0 auto 1rem;
}
.dropzone h5 { margin-bottom: 0.35rem; }
.dropzone .dz-hint { color: var(--text-3); font-size: 0.85rem; }

/* -----------------------------------------------------------
   Book card
------------------------------------------------------------*/
.book-card {
    position: relative;
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.book-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-md);
}
.book-card .book-stripe {
    height: 6px;
    width: 100%;
}
.book-card .book-body { padding: 1.15rem 1.25rem 1.25rem; }
.book-card .book-cover {
    width: 44px; height: 44px;
    border-radius: 10px;
    display: grid; place-items: center;
    color: #fff;
    font-size: 1.1rem;
    flex-shrink: 0;
}
.book-card h6 { margin-bottom: 2px; font-size: 0.95rem; }
.book-card .meta { font-size: 0.78rem; color: var(--text-3); }

/* -----------------------------------------------------------
   Timeline / chunk cards
------------------------------------------------------------*/
.chunk-card {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 1.1rem 1.25rem;
    margin-bottom: 0.75rem;
    transition: border-color .2s ease;
}
.chunk-card:hover { border-color: var(--border-strong); }
.chunk-card .chunk-summary { color: var(--brand-blue); font-size: 0.85rem; }

.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.55rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--r-pill);
    font-size: 0.72rem;
    color: var(--text-2);
    margin-right: 4px;
    margin-bottom: 4px;
}

/* -----------------------------------------------------------
   Pricing ribbon / cards
------------------------------------------------------------*/
.pricing-card {
    position: relative;
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    height: 100%;
    overflow: hidden;
    transition: transform .2s ease, border-color .2s ease;
    display: flex;
    flex-direction: column;
}
.pricing-card:hover { transform: translateY(-3px); }
.pricing-card.featured {
    border-color: transparent;
    background:
        linear-gradient(var(--surface-1), var(--surface-1)) padding-box,
        var(--brand-grad) border-box;
    border: 1px solid transparent;
    box-shadow: var(--shadow-glow);
}
.pricing-card .price {
    font-size: 2.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1;
    margin: 1rem 0 0.25rem;
}
.pricing-card .price-period { color: var(--text-3); font-size: 0.9rem; }
.pricing-card ul { list-style: none; padding: 0; margin: 1.5rem 0; }
.pricing-card ul li {
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: var(--text-1);
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}
.pricing-card ul li i { color: var(--success); margin-top: 2px; }

.ribbon {
    position: absolute;
    top: -12px; left: 50%;
    transform: translateX(-50%);
    background: var(--brand-grad);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.35rem 0.8rem;
    border-radius: var(--r-pill);
    box-shadow: 0 6px 18px -4px rgba(139,92,246,0.6);
}

/* -----------------------------------------------------------
   Success/celebration
------------------------------------------------------------*/
.success-ring {
    width: 96px; height: 96px;
    border-radius: 50%;
    background: var(--success-soft);
    border: 2px solid rgba(16,185,129,0.4);
    display: grid; place-items: center;
    color: var(--success);
    font-size: 2.5rem;
    margin: 0 auto 1.5rem;
    animation: pop .5s cubic-bezier(.2,1.2,.4,1);
}

@keyframes pop {
    0% { transform: scale(0); opacity: 0; }
    60% { transform: scale(1.15); opacity: 1; }
    100% { transform: scale(1); }
}

.check-draw {
    display: inline-block;
    animation: check-draw 0.6s cubic-bezier(.65,0,.45,1) forwards;
}

@keyframes fade-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fade-in .3s ease-out both; }

/* -----------------------------------------------------------
   Utilities
------------------------------------------------------------*/
.min-width-0 { min-width: 0; }
.text-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.border-0 { border: 0 !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.rounded-xl { border-radius: var(--r-xl) !important; }
.rounded-2xl { border-radius: 24px !important; }
.bg-dark-1 { background: var(--bg-1) !important; }
.bg-surface-1 { background: var(--surface-1) !important; }
.bg-surface-2 { background: var(--surface-2) !important; }
.bg-light { background: var(--surface-2) !important; color: var(--text-1) !important; }
.border-top { border-top: 1px solid var(--border) !important; }
.border-bottom { border-bottom: 1px solid var(--border) !important; }
.border-secondary { border-color: var(--border) !important; }

hr { border-color: var(--border); opacity: 1; }

::selection { background: rgba(139,92,246,0.35); color: #fff; }

/* Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 10px; border: 2px solid var(--bg-0); }
::-webkit-scrollbar-thumb:hover { background: #38445A; }

/* Spinner override */
.spinner-border { border-width: 0.2em; }

/* Display utility override */
.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
    font-family: 'Inter', sans-serif;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-0);
}

/* Code blocks */
pre, code {
    background: var(--surface-2);
    color: #C4B5FD;
    border-radius: 6px;
    padding: 2px 6px;
    font-size: 0.82em;
    border: 1px solid var(--border);
}
pre { padding: 1rem; overflow-x: auto; }
pre code { background: transparent; border: 0; padding: 0; }

/* Stat grid for analytics */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 1rem;
}

/* -----------------------------------------------------------
   Landing-specific additions
------------------------------------------------------------*/
.landing-hero {
    position: relative;
    padding: 6rem 0 4rem;
    overflow: hidden;
}
.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}
.hero-bg-glow {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(600px 400px at 20% 20%, rgba(59,130,246,0.25), transparent 60%),
        radial-gradient(600px 400px at 80% 30%, rgba(139,92,246,0.25), transparent 60%);
    pointer-events: none;
    z-index: 1;
}
.hero-lead {
    color: var(--text-2);
    font-size: 1.125rem;
    line-height: 1.6;
    max-width: 560px;
}
.text-gradient {
    background: linear-gradient(135deg, #3B82F6, #8B5CF6, #EC4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hero preview tweet card */
.hero-preview {
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    border: 1px solid var(--border-strong);
    border-radius: var(--r-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    backdrop-filter: blur(10px);
}
.hero-preview-header {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.75rem 1rem;
    background: rgba(0,0,0,0.25);
    border-bottom: 1px solid var(--border);
}
.hero-preview-body { padding: 1.25rem; }
.preview-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
}
.preview-dot:nth-child(1) { background: #F87171; }
.preview-dot:nth-child(2) { background: #FBBF24; }
.preview-dot:nth-child(3) { background: #34D399; }

/* Feature cards */
.feature-card {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 1.75rem;
    transition: transform 0.2s ease, border-color 0.2s ease;
}
.feature-card:hover {
    transform: translateY(-3px);
    border-color: var(--border-strong);
}
.feature-icon-violet {
    background: linear-gradient(135deg, rgba(139,92,246,0.2), rgba(139,92,246,0.05));
    border-color: rgba(139,92,246,0.3);
    color: #C4B5FD;
}
.feature-icon-pink {
    background: linear-gradient(135deg, rgba(236,72,153,0.2), rgba(236,72,153,0.05));
    border-color: rgba(236,72,153,0.3);
    color: #F9A8D4;
}

/* Pricing card variants used in new templates */
.pricing-card-featured {
    border-color: transparent;
    background:
        linear-gradient(var(--surface-1), var(--surface-1)) padding-box,
        linear-gradient(135deg, #3B82F6, #8B5CF6) border-box;
    border: 1px solid transparent;
    box-shadow: 0 10px 30px rgba(139,92,246,0.2);
}
.pricing-ribbon {
    position: absolute;
    top: 1rem; right: -2rem;
    background: linear-gradient(135deg, #3B82F6, #8B5CF6);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25rem 2.5rem;
    transform: rotate(35deg);
    box-shadow: 0 4px 12px rgba(139,92,246,0.3);
}
.pricing-amount {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--text-0);
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--text-0), var(--text-1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* -----------------------------------------------------------
   Logo marquee (trusted by)
------------------------------------------------------------*/
.logo-marquee {
    position: relative;
    padding: 3rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.015), rgba(255,255,255,0)) ,
        var(--bg-0);
    overflow: hidden;
}
.logo-marquee-label {
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-size: 0.72rem;
    color: var(--text-3);
    font-weight: 600;
    margin-bottom: 1.75rem;
}
.logo-marquee-track {
    display: flex;
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent 0%, #000 10%, #000 90%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 10%, #000 90%, transparent 100%);
}
.logo-marquee-inner {
    display: flex;
    gap: 3.5rem;
    align-items: center;
    flex-shrink: 0;
    animation: logo-scroll 32s linear infinite;
    padding-right: 3.5rem;
}
.logo-marquee:hover .logo-marquee-inner { animation-play-state: paused; }
@keyframes logo-scroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
.logo-item {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    color: var(--text-3);
    font-weight: 600;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
    white-space: nowrap;
    opacity: 0.65;
    transition: opacity 0.2s ease, color 0.2s ease;
    padding: 0.5rem 0;
}
.logo-item:hover { opacity: 1; color: var(--text-1); }
.logo-item i { font-size: 1.5rem; }
.logo-item .dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.4;
}

/* -----------------------------------------------------------
   Enhanced CTA band
------------------------------------------------------------*/
.cta-pro {
    position: relative;
    overflow: hidden;
    border-radius: 28px;
    padding: 4.5rem 2rem;
    background:
        radial-gradient(circle at 20% 30%, rgba(59,130,246,0.35), transparent 55%),
        radial-gradient(circle at 80% 70%, rgba(236,72,153,0.28), transparent 55%),
        linear-gradient(135deg, #1E1B4B 0%, #312E81 50%, #0F172A 100%);
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow:
        0 30px 80px -20px rgba(59,130,246,0.35),
        0 0 0 1px rgba(139,92,246,0.15) inset;
    text-align: center;
}
.cta-pro::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000, transparent 100%);
    pointer-events: none;
}
.cta-pro::after {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    top: -150px; right: -150px;
    background: radial-gradient(circle, rgba(139,92,246,0.35) 0%, transparent 65%);
    pointer-events: none;
    animation: cta-orb 10s ease-in-out infinite;
}
@keyframes cta-orb {
    0%,100% { transform: translate(0, 0) scale(1); opacity: 1; }
    50%     { transform: translate(-40px, 30px) scale(1.15); opacity: 0.75; }
}
.cta-pro-inner { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; }
.cta-pro-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 1rem;
    border-radius: var(--r-pill);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    color: #E0E7FF;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}
.cta-pro-eyebrow .pulse-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #34D399;
    box-shadow: 0 0 0 0 rgba(52,211,153,0.7);
    animation: cta-pulse 1.8s infinite;
}
@keyframes cta-pulse {
    0%   { box-shadow: 0 0 0 0 rgba(52,211,153,0.7); }
    70%  { box-shadow: 0 0 0 10px rgba(52,211,153,0); }
    100% { box-shadow: 0 0 0 0 rgba(52,211,153,0); }
}
.cta-pro h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1rem;
}
.cta-pro p {
    color: rgba(255,255,255,0.8);
    font-size: 1.08rem;
    max-width: 560px;
    margin: 0 auto 2rem;
    line-height: 1.55;
}
.cta-pro .btn-light {
    padding: 0.85rem 2rem;
    font-weight: 600;
    box-shadow: 0 14px 30px -10px rgba(255,255,255,0.3);
}
.cta-pro-stats {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    flex-wrap: wrap;
}
.cta-pro-stat { text-align: center; }
.cta-pro-stat-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #fff, #C7D2FE);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.cta-pro-stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.6);
    margin-top: 0.25rem;
}

/* Legal content pages (terms, privacy) */
.legal-content h5 {
    color: var(--text-0);
    font-weight: 600;
    margin-top: 1.75rem;
    margin-bottom: 0.75rem;
    font-size: 1.05rem;
}
.legal-content h5:first-child { margin-top: 0; }
.legal-content p {
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 1rem;
}
.legal-content a { color: var(--accent-blue); }
.legal-content a:hover { text-decoration: underline; }