/* =====================================
   博雅课程用户门户 — Apple.com 风格 v2
   ===================================== */

/* ── Design Tokens ─────────────────── */
:root {
    --portal-bg: #f5f5f7;
    --portal-surface: #ffffff;
    --portal-text: #1d1d1f;
    --portal-text-secondary: #6e6e73;
    --portal-text-muted: #86868b;
    --portal-accent: #0071e3;
    --portal-accent-hover: #0077ed;
    --portal-success: #34c759;
    --portal-warning: #ff9500;
    --portal-danger: #ff3b30;
    --portal-border: rgba(0, 0, 0, 0.04);
    --portal-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    --portal-shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);
    --portal-shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.04);
    --portal-radius: 18px;
    --portal-radius-sm: 12px;
    --portal-radius-xs: 8px;
    --portal-transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
    --portal-font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
        "Helvetica Neue", "Segoe UI", Arial, sans-serif;
}

/* ── Global Reset ──────────────────── */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body.portal-body {
    font-family: var(--portal-font);
    background-color: var(--portal-bg);
    background-image:
        radial-gradient(circle at 12% 55%, rgba(142, 197, 252, 0.28) 0%, transparent 48%),
        radial-gradient(circle at 88% 20%, rgba(224, 195, 252, 0.28) 0%, transparent 48%),
        radial-gradient(circle at 55% 88%, rgba(252, 227, 138, 0.22) 0%, transparent 48%);
    background-attachment: fixed;
    color: var(--portal-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    line-height: 1.47;
    letter-spacing: -0.022em;
}

/* ── Navigation (Apple frosted glass) ── */
.portal-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(251, 251, 253, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 0.5px solid rgba(0, 0, 0, 0.08);
}

.portal-nav-inner {
    max-width: 980px;
    margin: 0 auto;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 22px;
}

.portal-logo {
    font-size: 20px;
    font-weight: 600;
    color: var(--portal-text);
    letter-spacing: -0.025em;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--portal-transition);
}

.portal-logo:hover {
    opacity: 0.72;
}

.portal-logo-icon {
    font-size: 22px;
}

.portal-user {
    display: flex;
    align-items: center;
    gap: 14px;
}

.portal-user-email {
    font-size: 13px;
    color: var(--portal-text-secondary);
    font-weight: 400;
}

.portal-user-btn {
    font-size: 12px;
    color: var(--portal-text-secondary);
    background: rgba(0, 0, 0, 0.04);
    border: 0.5px solid rgba(0, 0, 0, 0.05);
    border-radius: 999px;
    cursor: pointer;
    font-weight: 500;
    font-family: var(--portal-font);
    padding: 7px 12px;
    transition: var(--portal-transition);
}

.portal-user-btn:hover {
    color: var(--portal-text);
    background: rgba(0, 0, 0, 0.07);
    border-color: rgba(0, 0, 0, 0.08);
}

/* ═══ Welcome Banner ═══ */
.portal-banner {
    background: linear-gradient(135deg, #1d1d1f 0%, #2d2d30 100%);
    color: rgba(255, 255, 255, 0.92);
    animation: bannerSlideIn 0.5s ease;
}

.portal-banner-inner {
    max-width: 980px;
    margin: 0 auto;
    padding: 16px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.portal-banner-content {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    flex: 1;
}

.portal-banner-icon {
    font-size: 28px;
    flex-shrink: 0;
    line-height: 1;
}

.portal-banner-text strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
    color: #fff;
}

.portal-banner-text p {
    font-size: 13px;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.72);
    margin: 0;
}

.portal-banner-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.portal-banner-btn {
    padding: 7px 18px;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border: none;
    border-radius: 980px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    font-family: var(--portal-font);
    transition: var(--portal-transition);
    white-space: nowrap;
    backdrop-filter: blur(4px);
}

.portal-banner-btn:hover {
    background: rgba(255, 255, 255, 0.25);
}

.portal-banner-close {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    border: none;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    transition: var(--portal-transition);
    line-height: 1;
}

.portal-banner-close:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

@keyframes bannerSlideIn {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes bannerSlideOut {
    from {
        transform: translateY(0);
        opacity: 1;
        max-height: 200px;
    }

    to {
        transform: translateY(-100%);
        opacity: 0;
        max-height: 0;
        padding: 0;
    }
}

/* ── Main Container ────────────────── */
.portal-main {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 22px;
}

/* ═══ Hero + Quick Links Section ═══ */
.portal-hero-section {
    padding: 18px 0 12px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
}

.portal-hero {
    flex: 1;
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex-wrap: wrap;
}

.portal-hero-title {
    display: flex;
    align-items: baseline;
    gap: 6px;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 1;
    color: var(--portal-text);
    margin: 0;
}

.portal-hero-count {
    font-size: 40px;
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 0.95;
}

.portal-hero-title-label {
    font-size: 18px;
    font-weight: 600;
    color: var(--portal-text);
}

.portal-hero-subtitle {
    font-size: 13px;
    font-weight: 400;
    color: var(--portal-text-secondary);
    letter-spacing: 0.012em;
    margin: 0;
    line-height: 1.4;
}

.portal-mobile-help {
    display: none;
}

.portal-quick-links {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    flex-shrink: 0;
    width: auto;
    max-width: 360px;
}

.portal-quick-card {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    min-width: 0;
    background: var(--portal-surface);
    border: 1px solid var(--portal-border);
    border-radius: 999px;
    text-decoration: none;
    color: var(--portal-text);
    transition: var(--portal-transition);
    box-shadow: var(--portal-shadow-card);
}

.portal-quick-card:hover {
    box-shadow: var(--portal-shadow-lg);
    transform: translateY(-1px);
    border-color: rgba(0, 0, 0, 0.08);
}

.portal-quick-icon {
    font-size: 18px;
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 113, 227, 0.06);
    border-radius: 999px;
}

.portal-quick-info {
    flex: 0 1 auto;
    min-width: 0;
}

.portal-quick-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--portal-text);
    letter-spacing: -0.01em;
    white-space: nowrap;
}

.portal-quick-desc {
    display: none;
}

.portal-quick-arrow {
    color: var(--portal-text-muted);
    flex-shrink: 0;
    transition: var(--portal-transition);
}

.portal-quick-card:hover .portal-quick-arrow {
    color: var(--portal-accent);
    transform: translateX(2px);
}

/* ── Tab Bar ───────────────────────── */
.portal-tabs {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-top: 0;
    margin-bottom: 14px;
    padding: 3px;
    background: rgba(0, 0, 0, 0.04);
    border-radius: 10px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.portal-tab {
    flex: 1;
    padding: 9px 20px;
    border: none;
    background: transparent;
    font-size: 14px;
    font-weight: 500;
    color: var(--portal-text-secondary);
    cursor: pointer;
    border-radius: 8px;
    transition: var(--portal-transition);
    font-family: var(--portal-font);
    white-space: nowrap;
}

.portal-tab:hover {
    color: var(--portal-text);
}

.portal-tab.active {
    background: var(--portal-surface);
    color: var(--portal-text);
    font-weight: 600;
    box-shadow: 0 0.5px 1.5px rgba(0, 0, 0, 0.08), 0 0 0.5px rgba(0, 0, 0, 0.04);
}

.portal-tab-panel {
    display: none;
    animation: portalFadeIn 0.4s ease;
}

.portal-tab-panel.active {
    display: block;
}

@keyframes portalFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Notification Timeline ─────────── */
.portal-notify-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 0.5px solid rgba(0, 0, 0, 0.04);
}

.portal-notify-filter {
    display: grid;
    grid-template-columns: 145px 130px 130px 1fr 110px;
    gap: 10px;
    margin-bottom: 6px;
}

.portal-btn-mini {
    border: none;
    border-radius: 10px;
    background: rgba(0, 113, 227, 0.1);
    color: var(--portal-accent);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--portal-transition);
}

.portal-btn-mini:hover {
    background: rgba(0, 113, 227, 0.18);
}

.portal-notify-item:last-child {
    border-bottom: none;
}

.portal-notify-main {
    min-width: 0;
}

.portal-notify-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--portal-text);
    line-height: 1.4;
}

.portal-notify-meta {
    margin-top: 2px;
    font-size: 13px;
    color: var(--portal-text-muted);
}

.portal-notify-badges {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.portal-notify-type,
.portal-notify-status {
    padding: 4px 10px;
    border-radius: 980px;
    font-size: 12px;
    font-weight: 600;
}

.portal-notify-type.new {
    background: rgba(0, 113, 227, 0.08);
    color: var(--portal-accent);
}

.portal-notify-type.snipe {
    background: rgba(255, 59, 48, 0.1);
    color: var(--portal-danger);
}

/* delivery_mode 推送模式标签 */
.portal-notify-mode {
    padding: 4px 10px;
    border-radius: 980px;
    font-size: 11px;
    font-weight: 600;
}

.portal-notify-mode.priority {
    background: rgba(255, 59, 48, 0.08);
    color: var(--portal-danger);
}

.portal-notify-mode.digest_urgent {
    background: rgba(255, 149, 0, 0.1);
    color: #c93400;
}

.portal-notify-mode.digest_soon {
    background: rgba(0, 113, 227, 0.07);
    color: var(--portal-accent);
}

.portal-notify-mode.digest_daily {
    background: rgba(0, 0, 0, 0.05);
    color: var(--portal-text-muted);
}

/* ── Portal Highlights Strip ────────── */
.portal-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 12px;
}

.portal-highlight-card {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-areas:
        "value label"
        "value sub";
    column-gap: 12px;
    align-items: center;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: var(--portal-radius);
    padding: 10px 12px;
    min-height: 76px;
    box-shadow: var(--portal-shadow-card);
    transition: var(--portal-transition);
}

.portal-highlight-card:hover {
    box-shadow: var(--portal-shadow-lg);
    transform: translateY(-1px);
}

.portal-highlight-label {
    grid-area: label;
    font-size: 10px;
    font-weight: 600;
    color: var(--portal-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0;
}

.portal-highlight-value {
    grid-area: value;
    font-size: 28px;
    font-weight: 700;
    color: var(--portal-text);
    letter-spacing: -0.03em;
    line-height: 1;
    margin-bottom: 0;
    min-width: 34px;
}

.portal-highlight-sub {
    grid-area: sub;
    font-size: 11px;
    color: var(--portal-text-muted);
    line-height: 1.35;
}

.portal-highlight-card.accent .portal-highlight-value {
    color: var(--portal-accent);
}

.portal-highlight-card.warning .portal-highlight-value {
    color: var(--portal-warning);
}

.portal-highlight-card.success .portal-highlight-value {
    color: var(--portal-success);
}

/* 近期开抢倒计时列表 */
.portal-upcoming-section {
    margin: 0 0 14px;
    padding: 10px 12px;
    border-radius: var(--portal-radius);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.18));
    border: 1px solid rgba(255, 255, 255, 0.52);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}

.portal-upcoming-summary {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: var(--portal-radius-sm);
    box-shadow: var(--portal-shadow-card);
    color: var(--portal-text);
    cursor: pointer;
    text-align: left;
    transition: var(--portal-transition);
}

.portal-upcoming-summary:hover {
    box-shadow: var(--portal-shadow);
    transform: translateY(-1px);
}

.portal-upcoming-summary.expanded {
    border-color: rgba(0, 113, 227, 0.16);
}

.portal-upcoming-summary-main {
    min-width: 0;
    flex: 1;
}

.portal-upcoming-heading {
    font-size: 11px;
    font-weight: 700;
    color: var(--portal-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 4px;
}

.portal-upcoming-summary-text {
    font-size: 13px;
    color: var(--portal-text);
    line-height: 1.45;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.portal-upcoming-summary-side {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.portal-upcoming-summary-count {
    min-width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 8px;
    border-radius: 999px;
    background: rgba(0, 113, 227, 0.1);
    color: var(--portal-accent);
    font-size: 12px;
    font-weight: 700;
}

.portal-upcoming-summary-toggle {
    font-size: 12px;
    font-weight: 600;
    color: var(--portal-text-muted);
}

.portal-upcoming-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}

.portal-upcoming-list.collapsed {
    display: none;
}

.portal-upcoming-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    min-height: 0;
    padding: 12px 14px;
    background: var(--portal-surface);
    border: 1px solid var(--portal-border);
    border-radius: var(--portal-radius-sm);
    box-shadow: var(--portal-shadow-card);
    transition: var(--portal-transition);
}

.portal-upcoming-item:hover {
    box-shadow: var(--portal-shadow);
}

.portal-upcoming-info {
    flex: 1;
    min-width: 0;
    padding-right: 8px;
}

.portal-upcoming-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--portal-text);
    line-height: 1.45;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.portal-upcoming-meta {
    font-size: 11px;
    color: var(--portal-text-muted);
    margin-top: 4px;
    line-height: 1.5;
}

.portal-upcoming-countdown {
    font-size: 12px;
    font-weight: 700;
    color: var(--portal-accent);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
    flex-shrink: 0;
}

.portal-upcoming-countdown.urgent {
    color: var(--portal-danger);
}

.portal-push-pause-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding: 14px 18px;
    background: rgba(255, 149, 0, 0.05);
    border: 1px solid rgba(255, 149, 0, 0.15);
    border-radius: var(--portal-radius-sm);
    margin-top: 16px;
}

.portal-push-pause-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--portal-text);
}

.portal-push-pause-sub {
    font-size: 12px;
    color: var(--portal-text-muted);
    margin-top: 2px;
}

.portal-push-pause-btn {
    padding: 7px 16px;
    background: rgba(255, 149, 0, 0.12);
    color: #c93400;
    border: none;
    border-radius: 980px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--portal-font);
    transition: var(--portal-transition);
    white-space: nowrap;
}

.portal-push-pause-btn:hover {
    background: rgba(255, 149, 0, 0.2);
}

.portal-push-pause-btn.resume {
    background: rgba(52, 199, 89, 0.1);
    color: #248a3d;
}

.portal-push-pause-btn.resume:hover {
    background: rgba(52, 199, 89, 0.18);
}

.portal-push-paused-note {
    margin-top: 6px;
    font-size: 12px;
    color: #c93400;
    font-weight: 500;
}

.portal-notify-status.success {
    background: rgba(52, 199, 89, 0.1);
    color: #248a3d;
}

.portal-notify-status.failed {
    background: rgba(255, 149, 0, 0.12);
    color: #c93400;
}

/* ── Filter Bar ────────────────────── */
.portal-filter-bar {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.portal-filter-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.portal-filter-extra {
    display: contents;
}

.portal-filter-more {
    display: none;
}

.portal-search {
    flex: 1;
    min-width: 200px;
    padding: 10px 16px 10px 40px;
    background: var(--portal-surface);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--portal-radius-sm);
    font-size: 15px;
    color: var(--portal-text);
    outline: none;
    transition: var(--portal-transition);
    font-family: var(--portal-font);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%2386868b' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='7' cy='7' r='5'/%3E%3Cline x1='11' y1='11' x2='14' y2='14'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: 14px center;
    box-shadow: var(--portal-shadow-card);
}

.portal-search:focus {
    border-color: var(--portal-accent);
    box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.08);
}

.portal-search::placeholder {
    color: var(--portal-text-muted);
}

.portal-select {
    padding: 10px 36px 10px 14px;
    background: var(--portal-surface);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--portal-radius-sm);
    font-size: 14px;
    color: var(--portal-text);
    outline: none;
    appearance: none;
    cursor: pointer;
    font-family: var(--portal-font);
    transition: var(--portal-transition);
    box-shadow: var(--portal-shadow-card);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' fill='none'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%2386868b' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.portal-select:focus {
    border-color: var(--portal-accent);
    box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.08);
}

.portal-checkbox-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--portal-text-secondary);
    cursor: pointer;
    white-space: nowrap;
    font-weight: 500;
}

.portal-checkbox-label input[type="checkbox"] {
    accent-color: var(--portal-accent);
    width: 16px;
    height: 16px;
}

.portal-filter-refresh {
    border-radius: 999px;
    padding: 10px 16px;
    background: rgba(0, 113, 227, 0.08);
    border: 1px solid rgba(0, 113, 227, 0.16);
    color: var(--portal-accent);
    font-weight: 600;
}

.portal-filter-refresh:hover {
    background: rgba(0, 113, 227, 0.14);
    color: var(--portal-accent-hover);
}

.portal-filter-refresh:disabled {
    opacity: 0.6;
    cursor: wait;
}

.portal-refresh-meta {
    font-size: 12px;
    color: var(--portal-text-muted);
    white-space: nowrap;
}

/* ── Course Card Grid ──────────────── */
.portal-course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(440px, 1fr));
    gap: 16px;
    margin-bottom: 48px;
}

.portal-course-card {
    background: var(--portal-surface);
    border-radius: var(--portal-radius);
    padding: 24px;
    border: 1px solid var(--portal-border);
    transition: var(--portal-transition);
    position: relative;
    box-shadow: var(--portal-shadow-card);
}

.portal-course-card:hover {
    box-shadow: var(--portal-shadow-lg);
    transform: translateY(-2px);
}

.portal-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 6px;
}

.portal-course-name {
    font-size: 17px;
    font-weight: 600;
    color: var(--portal-text);
    line-height: 1.35;
    letter-spacing: -0.015em;
    flex: 1;
}

.portal-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 980px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
    letter-spacing: 0.01em;
}

.portal-badge-self {
    background: rgba(52, 199, 89, 0.1);
    color: #248a3d;
}

.portal-badge-regular {
    background: rgba(255, 149, 0, 0.1);
    color: #c93400;
}

.portal-badge-category {
    background: rgba(0, 113, 227, 0.06);
    color: var(--portal-accent);
}

.portal-card-meta {
    font-size: 13px;
    color: var(--portal-text-muted);
    margin-bottom: 16px;
}

.portal-card-status-row {
    margin: 0 0 10px;
}

.portal-card-timing-hint {
    margin: -2px 0 10px;
    font-size: 12px;
    color: var(--portal-text-muted);
    font-weight: 600;
    line-height: 1.55;
}

.portal-status-pill {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.portal-status-pill.hot {
    background: rgba(255, 59, 48, 0.12);
    color: #c81e1e;
}

.portal-status-pill.soon {
    background: rgba(255, 149, 0, 0.12);
    color: #a05800;
}

.portal-status-pill.easy {
    background: rgba(52, 199, 89, 0.12);
    color: #248a3d;
}

.portal-status-pill.tight {
    background: rgba(0, 113, 227, 0.10);
    color: #0058b0;
}

.portal-status-pill.warn {
    background: rgba(249, 115, 22, 0.12);
    color: #c2410c;
    border: 1px solid rgba(249, 115, 22, 0.18);
}

.portal-status-pill.wait,
.portal-status-pill.muted,
.portal-status-pill.normal {
    background: rgba(110, 110, 115, 0.10);
    color: var(--portal-text-secondary);
}

.portal-card-details {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 6px 16px;
    font-size: 14px;
    color: var(--portal-text-secondary);
}

.portal-detail-label {
    color: var(--portal-text-muted);
    font-weight: 500;
    font-size: 13px;
}

/* Capacity */
.portal-capacity-bar {
    margin-top: 18px;
    background: rgba(0, 0, 0, 0.04);
    border-radius: 3px;
    height: 4px;
    overflow: hidden;
}

.portal-capacity-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.portal-capacity-fill.green {
    background: linear-gradient(90deg, #30d158, #34c759);
}

.portal-capacity-fill.yellow {
    background: linear-gradient(90deg, #ff9f0a, #ff9500);
}

.portal-capacity-fill.red {
    background: linear-gradient(90deg, #ff453a, #ff3b30);
}

.portal-capacity-text {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    font-size: 12px;
    color: var(--portal-text-muted);
    font-weight: 400;
}

/* ── Full Course Collapsed Section ── */
.portal-full-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    margin: 8px 0 16px;
    background: rgba(0, 0, 0, 0.02);
    border: 1px solid rgba(0, 0, 0, 0.04);
    border-radius: var(--portal-radius-sm);
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    color: var(--portal-text-secondary);
    transition: var(--portal-transition);
    user-select: none;
}

.portal-full-toggle:hover {
    background: rgba(0, 0, 0, 0.04);
    color: var(--portal-text);
}

.portal-full-toggle-icon {
    font-size: 11px;
    color: var(--portal-text-muted);
    transition: var(--portal-transition);
}

.portal-full-count {
    background: rgba(0, 0, 0, 0.06);
    color: var(--portal-text-muted);
    font-size: 12px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 980px;
}

.portal-full-hint {
    font-size: 12px;
    font-weight: 400;
    color: var(--portal-text-muted);
    margin-left: auto;
}

.portal-full-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(440px, 1fr));
    gap: 12px;
    margin-bottom: 36px;
    animation: portalFadeIn 0.35s ease;
}

/* Dimmed full course cards */
.portal-card-full {
    opacity: 0.55;
}

.portal-card-full:hover {
    opacity: 0.85;
}

.portal-badge-full {
    background: rgba(255, 59, 48, 0.08);
    color: var(--portal-danger);
}

.portal-card-actions {
    margin-top: 16px;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
}

.portal-card-actions.single {
    justify-content: flex-end;
}

.portal-btn-go {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 16px;
    border-radius: 980px;
    background: rgba(15, 23, 42, 0.05);
    color: var(--portal-text);
    text-decoration: none;
    font-size: 13px;
    font-weight: 700;
    border: 1px solid rgba(15, 23, 42, 0.08);
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.portal-btn-go:hover {
    background: rgba(15, 23, 42, 0.08);
    transform: translateY(-1px);
}

.portal-btn-go.primary {
    background: linear-gradient(135deg, #0a84ff, #4f8cff);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 14px 28px rgba(10, 132, 255, 0.22);
}

.portal-btn-go.primary:hover {
    background: linear-gradient(135deg, #0974dc, #467de0);
    box-shadow: 0 18px 32px rgba(10, 132, 255, 0.26);
}

.portal-btn-remind {
    padding: 8px 18px;
    background: rgba(0, 113, 227, 0.06);
    color: var(--portal-accent);
    border: none;
    border-radius: 980px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    font-family: var(--portal-font);
    transition: var(--portal-transition);
}

.portal-btn-remind:hover {
    background: rgba(0, 113, 227, 0.12);
}

.portal-btn-remind:disabled {
    opacity: 0.4;
    cursor: default;
}

.portal-btn-remind.reminded {
    background: rgba(52, 199, 89, 0.08);
    color: #248a3d;
    cursor: default;
}

/* ── Settings + Reminders (split layout) ── */
.portal-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 48px;
}

.portal-section-card {
    background: var(--portal-surface);
    border-radius: var(--portal-radius);
    border: 1px solid var(--portal-border);
    overflow: hidden;
    box-shadow: var(--portal-shadow-card);
}

.portal-section-header {
    padding: 22px 24px 12px;
    font-size: 22px;
    font-weight: 700;
    color: var(--portal-text);
    letter-spacing: -0.02em;
}

.portal-section-body {
    padding: 8px 24px 24px;
}

.portal-settings-tip {
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(0, 113, 227, 0.08), rgba(255, 255, 255, 0.82));
    border: 1px solid rgba(0, 113, 227, 0.12);
}

.portal-settings-tip strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--portal-text);
    margin-bottom: 4px;
}

.portal-settings-tip span {
    display: block;
    font-size: 13px;
    line-height: 1.6;
    color: var(--portal-text-muted);
}

.first-run-focus {
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.14), var(--portal-shadow-card);
}

/* ── Settings Form ─────────────────── */
.portal-form-group {
    margin-bottom: 20px;
}

.portal-form-group:last-child {
    margin-bottom: 0;
}

.portal-form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--portal-text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.portal-form-hint {
    font-weight: 400;
    font-size: 12px;
    color: var(--portal-text-muted);
    text-transform: none;
    letter-spacing: normal;
}

.portal-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.portal-chip {
    padding: 7px 16px;
    background: rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 980px;
    font-size: 13px;
    font-weight: 500;
    color: var(--portal-text-secondary);
    cursor: pointer;
    transition: var(--portal-transition);
    user-select: none;
    font-family: var(--portal-font);
}

.portal-chip:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--portal-text);
}

.portal-chip.active {
    background: var(--portal-accent);
    border-color: var(--portal-accent);
    color: #ffffff;
}

/* iOS-style toggle */
.portal-switch-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.015);
    border-radius: var(--portal-radius-sm);
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.portal-switch-text {
    font-size: 15px;
    font-weight: 500;
    color: var(--portal-text);
}

.portal-switch-hint {
    font-size: 13px;
    color: var(--portal-text-muted);
    margin-top: 2px;
}

.portal-switch {
    position: relative;
    width: 50px;
    height: 30px;
    flex-shrink: 0;
}

.portal-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.portal-switch .slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: #e9e9ea;
    border-radius: 30px;
    transition: 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.portal-switch .slider::before {
    content: "";
    position: absolute;
    width: 26px;
    height: 26px;
    left: 2px;
    bottom: 2px;
    background: #fff;
    border-radius: 50%;
    transition: 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15), 0 1px 1px rgba(0, 0, 0, 0.1);
}

.portal-switch input:checked+.slider {
    background: var(--portal-success);
}

.portal-switch input:checked+.slider::before {
    transform: translateX(20px);
}

.portal-btn-save {
    width: 100%;
    padding: 14px;
    background: var(--portal-accent);
    color: #fff;
    border: none;
    border-radius: 980px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    font-family: var(--portal-font);
    transition: var(--portal-transition);
    margin-top: 8px;
    letter-spacing: -0.01em;
}

.portal-btn-save:hover {
    background: var(--portal-accent-hover);
}

.portal-btn-save:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.portal-session-actions {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.portal-session-note {
    padding: 14px 16px;
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(0, 113, 227, 0.06), rgba(0, 113, 227, 0.03));
    border: 1px solid rgba(0, 113, 227, 0.09);
}

.portal-session-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--portal-text);
    margin-bottom: 4px;
}

.portal-session-hint {
    font-size: 13px;
    line-height: 1.5;
    color: var(--portal-text-secondary);
}

.portal-session-links {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 14px;
}

.portal-link-btn {
    padding: 0;
    border: none;
    background: none;
    font-size: 13px;
    font-weight: 500;
    font-family: var(--portal-font);
    cursor: pointer;
    transition: var(--portal-transition);
}

.portal-link-btn:hover {
    opacity: 0.72;
}

.portal-link-btn.muted {
    color: var(--portal-text-secondary);
}

.portal-link-btn.danger {
    color: var(--portal-danger);
}

/* ── Reminder List ─────────────────── */
.portal-reminder-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 0.5px solid rgba(0, 0, 0, 0.04);
}

.portal-reminder-item:last-child {
    border-bottom: none;
}

.portal-reminder-info {
    flex: 1;
}

.portal-reminder-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--portal-text);
    margin-bottom: 2px;
}

.portal-reminder-meta {
    font-size: 13px;
    color: var(--portal-text-muted);
}

.portal-reminder-status {
    padding: 4px 12px;
    border-radius: 980px;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.portal-reminder-status.pending {
    background: rgba(0, 113, 227, 0.06);
    color: var(--portal-accent);
}

.portal-reminder-status.sent {
    background: rgba(52, 199, 89, 0.08);
    color: #248a3d;
}

/* ── Empty State ───────────────────── */
.portal-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--portal-text-muted);
}

.portal-empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.portal-empty-text {
    font-size: 17px;
    font-weight: 500;
}

.portal-empty-hint {
    font-size: 14px;
    margin-top: 4px;
}

/* ── Toast ─────────────────────────── */
.portal-toast-container {
    position: fixed;
    top: 64px;
    right: 22px;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.portal-toast {
    padding: 14px 20px;
    background: var(--portal-surface);
    border: 0.5px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--portal-radius-sm);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
    font-size: 14px;
    font-weight: 500;
    color: var(--portal-text);
    animation: portalToastIn 0.35s ease;
    max-width: 360px;
    backdrop-filter: blur(12px);
}

.portal-toast.success {
    border-left: 3px solid var(--portal-success);
}

.portal-toast.error {
    border-left: 3px solid var(--portal-danger);
}

.portal-onboarding-overlay {
    position: fixed;
    inset: 0;
    z-index: 210;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(17, 24, 39, 0.18);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease;
}

.portal-onboarding-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.portal-onboarding-dialog {
    width: min(100%, 520px);
    padding: 26px 26px 22px;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.88);
    box-shadow: 0 28px 80px rgba(15, 23, 42, 0.18);
    transform: translateY(12px) scale(0.98);
    transition: transform 0.18s ease;
}

.portal-onboarding-overlay.open .portal-onboarding-dialog {
    transform: translateY(0) scale(1);
}

.portal-onboarding-badge {
    display: inline-flex;
    align-items: center;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(0, 113, 227, 0.08);
    color: var(--portal-accent);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    margin-bottom: 16px;
}

.portal-onboarding-title {
    font-size: 30px;
    line-height: 1.08;
    letter-spacing: -0.04em;
    color: var(--portal-text);
    margin-bottom: 10px;
}

.portal-onboarding-copy {
    font-size: 15px;
    line-height: 1.7;
    color: var(--portal-text-secondary);
    margin-bottom: 18px;
}

.portal-onboarding-steps {
    display: grid;
    gap: 10px;
    margin-bottom: 18px;
}

.portal-onboarding-step {
    display: grid;
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 12px;
    align-items: start;
    padding: 12px 14px;
    border-radius: 18px;
    background: rgba(0, 0, 0, 0.025);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.portal-onboarding-step span {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0, 113, 227, 0.12);
    color: var(--portal-accent);
    font-weight: 700;
}

.portal-onboarding-step strong {
    display: block;
    font-size: 15px;
    margin-bottom: 4px;
    color: var(--portal-text);
}

.portal-onboarding-step p {
    margin: 0;
    font-size: 13px;
    line-height: 1.65;
    color: var(--portal-text-muted);
}

.portal-onboarding-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.portal-onboarding-btn {
    min-height: 44px;
    padding: 0 18px;
    border: none;
    border-radius: 999px;
    background: var(--portal-accent);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--portal-font);
    transition: var(--portal-transition);
}

.portal-onboarding-btn.secondary {
    background: rgba(0, 113, 227, 0.08);
    color: var(--portal-accent);
}

@keyframes portalToastIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes portalToastOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }

    to {
        opacity: 0;
        transform: translateX(20px);
    }
}

/* ── Footer ────────────────────────── */
.portal-feedback-float {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 90;
    display: flex;
    align-items: center;
    transition: transform 0.25s ease;
}

.portal-feedback-tab {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    border: none;
    border-radius: 16px 0 0 16px;
    padding: 16px 10px;
    background: linear-gradient(180deg, rgba(0, 113, 227, 0.92), rgba(74, 144, 226, 0.92));
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    cursor: pointer;
    box-shadow: 0 14px 30px rgba(0, 113, 227, 0.24);
}

.portal-feedback-panel {
    width: 0;
    opacity: 0;
    overflow: hidden;
    padding: 0;
    border-radius: 18px 0 0 18px;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
    border: 1px solid rgba(0, 113, 227, 0.12);
    border-right: none;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
    transition: width 0.25s ease, opacity 0.25s ease, padding 0.25s ease;
}

.portal-feedback-float.expanded .portal-feedback-panel {
    width: 248px;
    opacity: 1;
    padding: 14px 16px;
}

.portal-feedback-float-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--portal-text);
    margin-bottom: 4px;
}

.portal-feedback-float-text {
    font-size: 12px;
    line-height: 1.5;
    color: var(--portal-text-secondary);
}

.portal-feedback-float-links {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 10px;
}

.portal-feedback-float-links a,
.portal-feedback-float-links span {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 10px;
    border-radius: 999px;
    background: rgba(0, 113, 227, 0.08);
    color: var(--portal-accent);
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
}

.portal-feedback-float-links a:hover {
    background: rgba(0, 113, 227, 0.14);
}

.portal-footer {
    text-align: center;
    padding: 18px 22px 40px;
    font-size: 12px;
    color: var(--portal-text-muted);
    margin-top: 8px;
}

.portal-footer a {
    color: var(--portal-accent);
    text-decoration: none;
}

.portal-footer a:hover {
    text-decoration: underline;
}

/* ═══ Responsive ═══ */
@media (max-width: 768px) {
    .portal-feedback-float {
        right: 12px;
        bottom: 72px;
        top: auto;
        transform: none;
        width: auto;
        display: flex;
        flex-direction: column;
        align-items: flex-end;
    }

    .portal-feedback-tab {
        writing-mode: horizontal-tb;
        width: auto;
        border-radius: 999px;
        padding: 8px 12px;
        text-align: left;
        box-shadow: 0 10px 24px rgba(0, 113, 227, 0.18);
        font-size: 12px;
    }

    .portal-feedback-panel {
        width: min(280px, calc(100vw - 24px));
        opacity: 0;
        padding: 0;
        margin-top: 8px;
        border-radius: 16px;
        border-right: 1px solid rgba(0, 113, 227, 0.12);
        border-top: 1px solid rgba(0, 113, 227, 0.12);
        max-height: 0;
    }

    .portal-feedback-float.expanded .portal-feedback-panel {
        width: min(280px, calc(100vw - 24px));
        opacity: 1;
        padding: 12px 14px;
        max-height: 240px;
    }

    .portal-feedback-float-links {
        gap: 8px;
    }

    .portal-highlights {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 6px;
        margin: 0 0 6px;
        padding: 0;
    }

    .portal-highlights .portal-highlight-card:last-child {
        grid-column: auto;
    }

    .portal-highlight-card {
        min-width: 0;
        min-height: 0;
        padding: 7px 8px;
        grid-template-columns: 1fr;
        grid-template-areas:
            "label"
            "value";
        row-gap: 2px;
        align-items: start;
        border-radius: 16px;
    }

    .portal-highlight-label {
        font-size: 10px;
        letter-spacing: 0;
        text-transform: none;
    }

    .portal-highlight-value {
        min-width: 0;
        font-size: 22px;
    }

    .portal-highlight-sub {
        display: none;
    }

    .portal-hero-section {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
        gap: 8px;
        padding: 6px 0 2px;
    }

    .portal-hero {
        width: 100%;
        justify-content: flex-start;
        gap: 4px;
    }

    .portal-hero-title {
        justify-content: flex-start;
        width: 100%;
    }

    .portal-hero-count {
        font-size: 28px;
    }

    .portal-hero-subtitle {
        display: none;
    }

    .portal-quick-links {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 6px;
        max-width: none;
    }

    .portal-quick-card {
        width: 100%;
        min-height: 42px;
        padding: 7px 9px;
        gap: 7px;
        border-radius: 14px;
        justify-content: flex-start;
    }

    .portal-quick-icon {
        width: 28px;
        height: 28px;
        font-size: 16px;
        border-radius: 999px;
    }

    .portal-quick-desc {
        display: none;
    }

    .portal-quick-title {
        font-size: 12px;
    }

    .portal-mobile-help {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 34px;
        width: auto;
        padding: 0 12px;
        border: 1px solid rgba(0, 113, 227, 0.16);
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.72);
        color: var(--portal-accent);
        box-shadow: var(--portal-shadow-card);
        font-size: 12px;
        font-weight: 700;
        font-family: var(--portal-font);
    }

    .portal-mobile-help.active {
        background: rgba(0, 113, 227, 0.1);
        border-color: rgba(0, 113, 227, 0.22);
    }

    .portal-banner.mobile-open {
        display: block;
        position: fixed;
        top: 68px;
        left: 12px;
        right: 12px;
        z-index: 180;
        border-radius: 18px;
        overflow: hidden;
        box-shadow: 0 24px 48px rgba(15, 23, 42, 0.2);
    }

    .portal-banner.mobile-open .portal-banner-inner {
        padding: 14px 16px;
    }

    .portal-course-grid {
        grid-template-columns: 1fr;
        gap: 12px;
        margin-bottom: 24px;
    }

    .portal-course-card {
        padding: 16px;
    }

    .portal-split {
        grid-template-columns: 1fr;
    }

    .portal-tabs {
        max-width: 100%;
        margin-bottom: 8px;
        gap: 2px;
        padding: 2px;
        position: sticky;
        top: 60px;
        z-index: 40;
        background: rgba(245, 245, 247, 0.82);
        backdrop-filter: blur(14px) saturate(160%);
        -webkit-backdrop-filter: blur(14px) saturate(160%);
    }

    .portal-tab {
        padding: 9px 8px;
        font-size: 13px;
    }

    .portal-upcoming-section {
        margin-bottom: 12px;
        padding: 10px;
    }

    .portal-upcoming-summary {
        align-items: flex-start;
        gap: 12px;
    }

    .portal-upcoming-summary-side {
        width: 100%;
        justify-content: space-between;
    }

    .portal-upcoming-summary-text {
        white-space: normal;
    }

    .portal-upcoming-item {
        padding: 12px 14px;
    }

    .portal-filter-bar {
        display: grid;
        grid-template-columns: 1fr 1fr;
        align-items: stretch;
        gap: 8px;
    }

    .portal-search {
        grid-column: 1 / -1;
        min-width: 0;
        width: 100%;
    }

    .portal-select {
        width: 100%;
        min-width: 0;
    }

    .portal-filter-actions {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: auto 1fr auto;
        gap: 8px;
        align-items: stretch;
    }

    .portal-filter-extra {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .portal-filter-extra.is-collapsed {
        display: none;
    }

    .portal-filter-more {
        display: inline-flex;
        justify-content: center;
        align-items: center;
    }

    .portal-filter-more.active {
        background: rgba(0, 113, 227, 0.12);
        color: var(--portal-accent);
    }

    .portal-checkbox-label {
        min-height: 40px;
        padding: 0 10px;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.72);
        border: 1px solid rgba(0, 0, 0, 0.05);
        box-shadow: var(--portal-shadow-card);
        font-size: 13px;
    }

    .portal-filter-refresh {
        width: 100%;
        justify-content: center;
        min-height: 38px;
        padding: 9px 12px;
    }

    .portal-refresh-meta {
        display: inline-flex;
        align-items: center;
        justify-content: flex-end;
        min-height: 0;
        width: 100%;
        grid-column: 1 / -1;
        text-align: right;
        font-size: 11px;
        white-space: nowrap;
    }

    .portal-nav-inner {
        padding: 0 16px;
        height: 52px;
    }

    .portal-main {
        padding: 0 16px 128px;
    }

    .portal-logo {
        font-size: 18px;
    }

    .portal-logo-icon {
        font-size: 24px;
    }

    .portal-user-email {
        display: none;
    }

    .portal-user-btn {
        padding: 6px 11px;
        font-size: 12px;
    }

    .portal-banner-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .portal-banner-actions {
        align-self: flex-end;
    }

    .portal-banner {
        display: none;
    }

    .portal-onboarding-overlay {
        padding: 14px;
    }

    .portal-onboarding-dialog {
        padding: 22px 18px 18px;
        border-radius: 22px;
    }

    .portal-onboarding-title {
        font-size: 24px;
    }

    .portal-onboarding-copy {
        font-size: 14px;
        line-height: 1.65;
    }

    .portal-onboarding-actions {
        flex-direction: column-reverse;
    }

    .portal-onboarding-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .portal-toast-container {
        top: 74px;
        left: 12px;
        right: 12px;
        align-items: stretch;
    }

    .portal-toast {
        max-width: none;
        width: 100%;
        padding: 12px 14px;
        font-size: 13px;
    }

    .portal-highlights {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        overflow: visible;
        padding-bottom: 0;
    }

    .portal-highlight-value {
        font-size: 20px;
    }

    .portal-highlight-label {
        font-size: 10px;
    }

    .portal-highlight-card {
        min-height: 0;
        padding: 7px 7px;
    }

    .portal-tab {
        font-size: 12px;
        padding: 8px 6px;
    }

    .portal-filter-bar {
        grid-template-columns: 1fr;
    }

    .portal-filter-actions {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .portal-refresh-meta {
        justify-content: flex-start;
        text-align: left;
        font-size: 11px;
    }

    .portal-filter-extra {
        grid-template-columns: 1fr;
    }

    .portal-checkbox-label {
        width: 100%;
        justify-content: flex-start;
    }

    .portal-feedback-float {
        right: 10px;
        bottom: 78px;
    }

    .portal-feedback-tab {
        padding: 6px 10px;
        font-size: 11px;
        opacity: 0.94;
    }

    .portal-hero-title {
        gap: 5px;
    }

    .portal-hero-count {
        font-size: 26px;
    }

    .portal-hero-title-label {
        font-size: 15px;
    }

    .portal-hero-subtitle {
        display: none;
    }

    .portal-hero-section {
        gap: 6px;
        padding: 4px 0 2px;
    }

    .portal-quick-links {
        grid-template-columns: 1fr 1fr;
    }

    .portal-quick-card {
        min-height: 44px;
        padding: 7px 8px;
    }

    .portal-quick-title {
        font-size: 12px;
    }

    .portal-mobile-help {
        min-height: 36px;
        padding: 0 12px;
        font-size: 12px;
    }

    .portal-upcoming-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        min-height: 0;
    }

    .portal-upcoming-summary {
        flex-direction: column;
        align-items: stretch;
    }

    .portal-upcoming-info {
        padding-right: 0;
    }

    .portal-nav-inner {
        height: 52px;
    }

    .portal-user-btn {
        padding: 6px 10px;
    }

    .portal-course-card {
        padding: 16px;
    }

    .portal-section-header {
        font-size: 19px;
        padding: 16px 18px 8px;
    }

    .portal-section-body {
        padding: 4px 18px 18px;
    }

    .portal-settings-tip {
        padding: 12px 14px;
        border-radius: 16px;
    }

    .portal-onboarding-step {
        grid-template-columns: 28px minmax(0, 1fr);
        gap: 10px;
        padding: 11px 12px;
    }

    .portal-onboarding-step span {
        width: 28px;
        height: 28px;
        font-size: 13px;
    }

    .portal-notify-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .portal-notify-filter {
        grid-template-columns: 1fr;
    }
}