/* ============================================================
   TONGAAI ENHANCEMENTS - v2.0 (2026-03-28)
   All new UI additions - Safe to append, never overrides core
   ============================================================ */

/* ── 1. STICKY HEADER ── */
.header {
    position: sticky !important;
    top: 0 !important;
    z-index: 1100 !important;
    width: 100% !important;
}
.tabs {
    position: sticky !important;
    top: 0 !important;
    z-index: 1050 !important;
    background: var(--bg-elevated-1, #141824) !important;
    box-shadow: 0 4px 16px rgba(0,0,0,0.4) !important;
}
/* When header is sticky (after scroll), add shadow */
.header.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.6) !important;
}

/* ── 2. HAMBURGER MEGA MENU ── */
.mega-menu-btn {
    position: fixed;
    top: 14px;
    left: 70px;
    z-index: 1200;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 10px;
    width: 46px;
    height: 46px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}
.mega-menu-btn:hover {
    background: rgba(255,255,255,0.25);
    transform: scale(1.05);
}
.mega-menu-btn .bar {
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s ease;
}
.mega-menu-btn.open .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mega-menu-btn.open .bar:nth-child(2) { opacity: 0; }
.mega-menu-btn.open .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mega Menu Dropdown */
.mega-menu {
    display: none;
    position: fixed;
    top: 68px;
    left: 10px;
    width: 340px;
    background: var(--bg-elevated-2, #1F2332);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.5);
    z-index: 1199;
    overflow: hidden;
    animation: menuSlideIn 0.25s ease;
}
.mega-menu.open { display: block; }
@keyframes menuSlideIn {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}
.mega-menu-header {
    background: linear-gradient(135deg, var(--theme-primary, #C41E3A), var(--theme-primary-dark, #8B1526));
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.mega-menu-header img {
    width: 36px; height: 36px; border-radius: 50%; object-fit: cover;
}
.mega-menu-header h3 { color: #fff; font-size: 15px; margin: 0; }
.mega-menu-header p  { color: rgba(255,255,255,0.75); font-size: 12px; margin: 0; }
.mega-menu-items { padding: 8px 0; }
.mega-menu-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 20px;
    cursor: pointer;
    transition: background 0.2s;
    border-left: 3px solid transparent;
    text-decoration: none;
    color: var(--text-primary, #fff);
}
.mega-menu-item:hover {
    background: rgba(255,255,255,0.07);
    border-left-color: var(--theme-primary, #C41E3A);
}
.mega-menu-item.active-tab {
    background: rgba(var(--theme-primary-rgb, 196,30,58), 0.15);
    border-left-color: var(--theme-accent, #FFD700);
}
.mega-menu-item .mi-icon {
    font-size: 22px;
    width: 32px;
    text-align: center;
    flex-shrink: 0;
}
.mega-menu-item .mi-text .mi-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #fff);
    display: block;
    line-height: 1.3;
}
.mega-menu-item .mi-text .mi-title .mi-tongan {
    color: #FFD700;
    font-weight: 700;
}
.mega-menu-item .mi-text .mi-title .mi-sep {
    color: rgba(255,255,255,0.3);
    margin: 0 4px;
    font-weight: 300;
}
.mega-menu-item .mi-text .mi-title .mi-english {
    color: rgba(255,255,255,0.85);
    font-weight: 500;
}
.mega-menu-item .mi-text .mi-desc {
    font-size: 11px;
    color: var(--text-muted, #6B7492);
    display: block;
    margin-top: 2px;
}
.mega-menu-divider {
    height: 1px;
    background: rgba(255,255,255,0.07);
    margin: 4px 20px;
}
.mega-menu-footer {
    padding: 14px 20px;
    background: rgba(0,0,0,0.2);
}
.mega-menu-footer .plan-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--theme-accent, #FFD700);
    color: #1A1D2E;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
}
.mega-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.3);
    z-index: 1198;
}
.mega-menu-overlay.open { display: block; }

/* ── 3. USER STATUS BAR (in header) ── */
.user-status-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 6px 16px;
    background: rgba(0,0,0,0.2);
    font-size: 12px;
    color: rgba(255,255,255,0.85);
    flex-wrap: wrap;
}
.user-status-bar .plan-pill {
    background: var(--theme-accent, #FFD700);
    color: #1A1D2E;
    font-weight: 700;
    font-size: 11px;
    padding: 2px 10px;
    border-radius: 20px;
    cursor: pointer;
    transition: transform 0.2s;
}
.user-status-bar .plan-pill:hover { transform: scale(1.05); }
.user-status-bar .login-link {
    color: var(--theme-accent, #FFD700);
    cursor: pointer;
    font-size: 12px;
    text-decoration: underline;
}

/* ── 4. SUBSCRIPTION ENHANCEMENTS ── */
.sub-login-modal,
.sub-verify-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}
.sub-login-modal.open,
.sub-verify-modal.open {
    display: flex;
}
.sub-modal-box {
    background: var(--bg-elevated-2, #1F2332);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 20px;
    padding: 32px;
    width: 90%;
    max-width: 420px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
    animation: menuSlideIn 0.3s ease;
    position: relative;
}
.sub-modal-box h3 {
    color: var(--theme-accent, #FFD700);
    font-size: 20px;
    margin-bottom: 6px;
}
.sub-modal-box p {
    color: var(--text-secondary, #B8C1D9);
    font-size: 14px;
    margin-bottom: 20px;
}
.sub-modal-box input[type="email"],
.sub-modal-box input[type="text"] {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 10px;
    background: rgba(255,255,255,0.08);
    color: #fff;
    font-size: 14px;
    margin-bottom: 14px;
    outline: none;
    transition: border-color 0.2s;
}
.sub-modal-box input:focus { border-color: var(--theme-primary, #C41E3A); }
.sub-modal-close {
    position: absolute; top: 16px; right: 18px;
    background: none; border: none; color: rgba(255,255,255,0.5);
    font-size: 22px; cursor: pointer;
}
.sub-modal-close:hover { color: #fff; }
.woo-checkout-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--theme-primary, #C41E3A), var(--theme-primary-dark, #8B1526));
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
    margin-bottom: 10px;
}
.woo-checkout-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.3); }
.verify-btn {
    width: 100%;
    padding: 12px;
    background: rgba(255,215,0,0.15);
    border: 1px solid var(--theme-accent, #FFD700);
    color: var(--theme-accent, #FFD700);
    border-radius: 10px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}
.verify-btn:hover { background: rgba(255,215,0,0.25); }
/* WooCommerce Checkout iframe */
.woo-iframe-wrap {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.85);
    z-index: 2100;
    align-items: center;
    justify-content: center;
}
.woo-iframe-wrap.open { display: flex; }
.woo-iframe-inner {
    width: 95%;
    max-width: 640px;
    height: 85vh;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    position: relative;
}
.woo-iframe-inner iframe {
    width: 100%; height: 100%; border: none;
}
.woo-iframe-close {
    position: absolute; top: -16px; right: -16px;
    width: 36px; height: 36px;
    background: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    font-size: 18px; color: #333;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 10;
}
/* Current plan highlight */
.tier-card.current-plan {
    border: 2px solid var(--theme-accent, #FFD700) !important;
    box-shadow: 0 0 20px rgba(255,215,0,0.3) !important;
}
.tier-card.current-plan::before {
    content: '✓ Your Plan';
    display: block;
    background: var(--theme-accent, #FFD700);
    color: #1A1D2E;
    font-weight: 700;
    font-size: 12px;
    text-align: center;
    padding: 4px;
    border-radius: 4px 4px 0 0;
    margin: -20px -20px 16px;
}

/* ── 5. TOHI EMAIL ENHANCEMENT ── */
.email-enhance-panel {
    background: var(--bg-elevated-2, #1F2332);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 20px;
    margin-top: 20px;
}
.email-enhance-panel h3 {
    color: var(--theme-accent, #FFD700);
    font-size: 16px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.07);
}
.toggle-row:last-child { border-bottom: none; }
.toggle-label {
    font-size: 14px;
    color: var(--text-primary, #fff);
}
.toggle-desc {
    font-size: 12px;
    color: var(--text-muted, #6B7492);
    margin-top: 2px;
}
/* Modern toggle switch */
.toggle-switch {
    position: relative;
    width: 48px;
    height: 26px;
    flex-shrink: 0;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.15);
    border-radius: 26px;
    cursor: pointer;
    transition: 0.3s;
}
.toggle-slider:before {
    content: '';
    position: absolute;
    width: 20px; height: 20px;
    left: 3px; top: 3px;
    background: #fff;
    border-radius: 50%;
    transition: 0.3s;
}
.toggle-switch input:checked + .toggle-slider { background: var(--theme-primary, #C41E3A); }
.toggle-switch input:checked + .toggle-slider:before { transform: translateX(22px); }

/* Email paste & translate area */
.email-workspace {
    display: none;
    margin-top: 16px;
    animation: menuSlideIn 0.3s ease;
}
.email-workspace.open { display: block; }
.tone-selector {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}
.tone-btn {
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.06);
    color: var(--text-secondary, #B8C1D9);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}
.tone-btn:hover, .tone-btn.active {
    background: var(--theme-primary, #C41E3A);
    color: #fff;
    border-color: var(--theme-primary, #C41E3A);
}
.email-split-view {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-top: 14px;
}
@media (max-width: 768px) { .email-split-view { grid-template-columns: 1fr; } }
.email-panel {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.email-panel-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary, #B8C1D9);
    display: flex;
    align-items: center;
    gap: 6px;
}
.email-panel textarea {
    width: 100%;
    min-height: 180px;
    padding: 12px;
    background: var(--input-bg, #fff);
    color: var(--input-text, #1A1D2E);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 10px;
    font-size: 14px;
    resize: vertical;
    outline: none;
    font-family: inherit;
    line-height: 1.5;
}
.email-panel textarea:focus { border-color: var(--theme-primary, #C41E3A); }
.email-action-btns {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 10px;
}
.email-action-btn {
    padding: 8px 16px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}
.email-action-btn.primary {
    background: var(--theme-primary, #C41E3A);
    color: #fff;
}
.email-action-btn.secondary {
    background: rgba(255,255,255,0.1);
    color: var(--text-primary, #fff);
    border: 1px solid rgba(255,255,255,0.15);
}
.email-action-btn:hover { transform: translateY(-1px); opacity: 0.9; }
.translated-email-area {
    background: var(--bg-elevated-3, #2A2F42);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    padding: 14px;
    min-height: 100px;
    color: var(--text-primary, #fff);
    font-size: 14px;
    line-height: 1.6;
    white-space: pre-wrap;
    overflow-y: auto;
    max-height: 300px;
}
/* Tongan Browser */
.tongan-browser-panel {
    margin-top: 20px;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    overflow: hidden;
}
.tongan-browser-toolbar {
    background: var(--bg-elevated-3, #2A2F42);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.tongan-browser-toolbar select,
.tongan-browser-toolbar input {
    padding: 7px 12px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.08);
    color: #fff;
    font-size: 13px;
    outline: none;
}
.tongan-browser-toolbar select { flex-shrink: 0; }
.tongan-browser-toolbar input { flex: 1; min-width: 120px; }
.tongan-browser-go {
    padding: 7px 16px;
    background: var(--theme-primary, #C41E3A);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    transition: 0.2s;
}
.tongan-browser-go:hover { opacity: 0.85; }
.tongan-browser-disclaimer {
    background: rgba(255,193,7,0.1);
    border-left: 3px solid #FFC107;
    padding: 10px 16px;
    font-size: 13px;
    color: var(--text-secondary, #B8C1D9);
}
.tongan-browser-iframe {
    width: 100%;
    height: 400px;
    border: none;
    background: #fff;
    display: none;
}
.tongan-browser-fallback {
    padding: 30px;
    text-align: center;
    color: var(--text-secondary, #B8C1D9);
}

/* ── 6. PPT ENHANCEMENTS ── */
.pptx-gen-section {
    margin-top: 20px;
    padding: 20px;
    background: linear-gradient(135deg, rgba(255,215,0,0.08), rgba(196,30,58,0.08));
    border: 1px solid rgba(255,215,0,0.2);
    border-radius: 16px;
}
.pptx-gen-section h3 {
    color: var(--theme-accent, #FFD700);
    font-size: 16px;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.pptx-gen-section p {
    font-size: 13px;
    color: var(--text-secondary, #B8C1D9);
    margin-bottom: 16px;
}
.pptx-options-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
}
@media (max-width: 600px) { .pptx-options-grid { grid-template-columns: 1fr; } }
.pptx-option label {
    font-size: 12px;
    color: var(--text-muted, #6B7492);
    display: block;
    margin-bottom: 5px;
}
.pptx-option select {
    width: 100%;
    padding: 9px 12px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.15);
    background: var(--bg-elevated-3, #2A2F42);
    color: #fff;
    font-size: 13px;
    outline: none;
}
.pptx-download-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #1A1D2E;
    font-size: 15px;
    font-weight: 700;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.pptx-download-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,215,0,0.3); }
.pptx-download-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.feed-from-tab-btns {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}
.feed-tab-btn {
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.06);
    color: var(--text-secondary, #B8C1D9);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}
.feed-tab-btn:hover { background: rgba(255,255,255,0.12); color: #fff; }
.pptx-progress {
    display: none;
    padding: 14px;
    background: rgba(255,215,0,0.08);
    border-radius: 10px;
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary, #B8C1D9);
    margin-top: 10px;
}
.pptx-progress.show { display: block; }
.pptx-progress-bar {
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    margin-top: 10px;
    overflow: hidden;
}
.pptx-progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--theme-primary, #C41E3A), #FFD700);
    border-radius: 2px;
    width: 0%;
    transition: width 0.5s ease;
}

/* ── 7. PWA INSTALL SECTION ── */
.pwa-tab-content {
    padding: 20px 0;
}
.pwa-hero {
    text-align: center;
    padding: 30px 20px;
    background: linear-gradient(135deg, rgba(196,30,58,0.15), rgba(255,215,0,0.08));
    border-radius: 20px;
    margin-bottom: 24px;
    border: 1px solid rgba(255,255,255,0.08);
}
.pwa-hero h2 { font-size: 24px; margin-bottom: 8px; }
.pwa-hero p { color: var(--text-secondary, #B8C1D9); font-size: 15px; margin-bottom: 20px; }
.pwa-install-btn-main {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--theme-primary, #C41E3A), var(--theme-primary-dark, #8B1526));
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    border: none;
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 6px 20px rgba(196,30,58,0.4);
}
.pwa-install-btn-main:hover { transform: translateY(-2px); }
.pwa-install-btn-main.hidden { display: none; }
.pwa-platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.pwa-platform-card {
    background: var(--bg-elevated-2, #1F2332);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 20px;
    transition: all 0.3s;
}
.pwa-platform-card:hover {
    border-color: var(--theme-primary, #C41E3A);
    transform: translateY(-3px);
}
.pwa-platform-card .platform-icon { font-size: 32px; margin-bottom: 10px; }
.pwa-platform-card h4 { font-size: 15px; margin-bottom: 8px; }
.pwa-platform-card ol {
    padding-left: 18px;
    color: var(--text-secondary, #B8C1D9);
    font-size: 13px;
    line-height: 1.7;
}
.pwa-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}
.pwa-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background: rgba(255,255,255,0.04);
    border-radius: 10px;
    font-size: 13px;
    color: var(--text-secondary, #B8C1D9);
}
.pwa-feature .feat-icon { font-size: 20px; flex-shrink: 0; }

/* ── 8. TOAST NOTIFICATION ENHANCEMENT ── */
.tonga-toast {
    position: fixed;
    bottom: 100px;
    right: 20px;
    max-width: 320px;
    background: var(--bg-elevated-3, #2A2F42);
    border: 1px solid rgba(255,255,255,0.12);
    border-left: 4px solid var(--theme-primary, #C41E3A);
    border-radius: 12px;
    padding: 14px 18px;
    color: var(--text-primary, #fff);
    font-size: 14px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    z-index: 3000;
    transform: translateX(120%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.tonga-toast.show { transform: translateX(0); }
.tonga-toast.success { border-left-color: #22C55E; }
.tonga-toast.warning { border-left-color: #EAB308; }
.tonga-toast.error   { border-left-color: #EF4444; }

/* ── RESPONSIVE FIXES FOR NEW ELEMENTS ── */
@media (max-width: 768px) {
    .mega-menu { width: calc(100vw - 20px); left: 10px; }
    .mega-menu-btn { top: 12px; left: 64px; width: 40px; height: 40px; }
    .pptx-options-grid { grid-template-columns: 1fr; }
    .pwa-platforms-grid { grid-template-columns: 1fr 1fr; }
    .email-split-view { grid-template-columns: 1fr; }
    .user-status-bar { font-size: 11px; gap: 6px; }
}
@media (max-width: 480px) {
    .pwa-platforms-grid { grid-template-columns: 1fr; }
    .mega-menu-btn { left: 56px; }
}