/* Shared design tokens + navbar + user menu for QuickAsk pages. */

:root {
    --primary: #7c3aed;
    --primary-dark: #6d28d9;
    --primary-light: #a78bfa;
    --primary-50: #f5f3ff;
    --primary-100: #ede9fe;
    --accent: #ec4899;
    --text: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --bg: #ffffff;
    --bg-soft: #fafafa;
    --bg-muted: #f8fafc;
    --border: #e2e8f0;
    --border-soft: #f1f5f9;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 50px rgba(124, 58, 237, 0.15);
    --radius: 12px;
    --radius-lg: 20px;
}

/* ── Navbar ── */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    border-bottom: 1px solid var(--border-soft);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
.navbar * { box-sizing: border-box; }
.navbar a { color: inherit; text-decoration: none; }
.navbar .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}
.navbar .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: -0.02em;
    color: var(--text);
}
.navbar .logo-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    object-fit: cover;
    box-shadow: var(--shadow-md);
    background: white;          /* fallback if image has transparency */
    display: block;
}
.navbar .nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.navbar .nav-links a {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.15s;
}
.navbar .nav-links a:hover { color: var(--primary); }
.navbar .nav-cta {
    display: flex;
    gap: 10px;
    align-items: center;
}
/* ── Mobile menu toggle (hamburger) ── */
.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: transparent;
    border: 1px solid var(--border);
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
    padding: 0;
    margin-left: 8px;
    transition: background 0.15s, border-color 0.15s;
}
.nav-toggle:hover { background: var(--bg-muted); border-color: var(--primary-light); }
.nav-toggle-bar {
    width: 18px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.2s, opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 880px) {
    .nav-toggle { display: inline-flex; }
    .navbar .nav-cta .btn-primary { display: none; }   /* save horizontal space */
    .navbar .nav-cta .btn-ghost   { padding: 6px 10px; font-size: 0.88rem; }

    .navbar .nav-links {
        display: none;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 14px 24px 18px;
        background: rgba(255, 255, 255, 0.97);
        backdrop-filter: saturate(180%) blur(14px);
        -webkit-backdrop-filter: saturate(180%) blur(14px);
        border-bottom: 1px solid var(--border-soft);
        box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
        max-height: calc(100vh - 68px);
        overflow-y: auto;
    }
    .navbar .nav-links.open { display: flex; }
    .navbar .nav-links li { width: 100%; }
    .navbar .nav-links a {
        display: block;
        padding: 12px 4px;
        font-size: 1rem;
        color: var(--text);
        border-bottom: 1px solid var(--border-soft);
    }
    .navbar .nav-links li:last-child a { border-bottom: none; }
}

@media (max-width: 420px) {
    .navbar .container { padding: 0 16px; }
    .navbar .logo { font-size: 1.15rem; gap: 8px; }
    .navbar .logo-mark { width: 30px; height: 30px; }
}

/* ── Buttons (nav-scoped so we don't clash with host page) ── */
.navbar .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 22px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: transform 0.12s ease, box-shadow 0.2s ease, background 0.2s;
    font-family: inherit;
    text-decoration: none;
}
.navbar .btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
    color: white;
    box-shadow: 0 4px 14px rgba(124, 58, 237, 0.35);
}
.navbar .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.45);
}
.navbar .btn-ghost {
    background: transparent;
    color: var(--text-muted);
    padding: 8px 14px;
}
.navbar .btn-ghost:hover { color: var(--text); }

/* ── User menu (avatar + dropdown) ── */
.user-menu { position: relative; font-family: inherit; }
.user-avatar-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--border);
    padding: 0;
    background: var(--primary-100);
    cursor: pointer;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.user-avatar-btn:hover {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.12);
}
.user-avatar-btn { position: relative; }
.user-avatar-btn img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}
.user-avatar-btn img.loaded { display: block; }
/* Hide the fallback letter once the image has actually loaded so it
   doesn't sit alongside the image as a flex sibling and squash it. */
.user-avatar-btn img.loaded ~ .user-avatar-fallback { display: none; }
.user-avatar-fallback {
    font-weight: 700;
    color: var(--primary-dark);
    font-size: 0.95rem;
}
.user-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    min-width: 260px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.15);
    padding: 14px;
    opacity: 0;
    transform: translateY(-6px);
    pointer-events: none;
    transition: opacity 0.15s, transform 0.15s;
    z-index: 200;
    color: var(--text);
}
.user-dropdown.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.user-dropdown-head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 12px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border-soft);
}
.user-dropdown-head img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--primary-100);
    flex-shrink: 0;
}
.user-dropdown-info { min-width: 0; flex: 1; }
.user-dropdown-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.user-dropdown-email {
    font-size: 0.82rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
/* Plan badge row inside the user dropdown. Surfaces current tier so users
   can spot their plan + jump to /pricing. Free/Pro/Enterprise use the same
   palette as the extension settings panel for visual consistency. */
.user-dropdown-plan {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    margin-bottom: 6px;
    border-radius: 10px;
    background: var(--bg-muted);
    flex-wrap: wrap;
}
.user-dropdown-plan .plan-label {
    font-size: 0.7rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
}
.user-dropdown-plan .plan-pill {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: #f3f4f6;
    color: #6b7280;
    border: 1px solid #e5e7eb;
}
.user-dropdown-plan .plan-pill[data-plan="pro"] {
    background: var(--primary-100);
    color: var(--primary-dark);
    border-color: var(--primary-light);
}
.user-dropdown-plan .plan-pill[data-plan="enterprise"] {
    background: #111827;
    color: #fff;
    border-color: #111827;
}
.user-dropdown-plan .plan-upgrade {
    margin-left: auto;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
}
.user-dropdown-plan .plan-upgrade:hover { text-decoration: underline; }
.user-dropdown-plan .plan-upgrade.is-hidden { display: none; }

.user-dropdown-signout {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 12px;
    background: transparent;
    border: none;
    border-radius: 10px;
    color: #dc2626;
    font-weight: 600;
    font-size: 0.92rem;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s;
}
.user-dropdown-signout:hover { background: #fef2f2; }