:root {
    --bg: #0b1020;
    --bg2: #0f172a;
    --card: #121a30;
    --text: #e9eefc;
    --muted: #94a3b8;
    --brand: #60a5fa;
    --line: rgba(255, 255, 255, 0.08);
    --success: #22c55e;
    --danger: #f87171;
}

:root[data-theme='light'] {
    --bg: #f7fafc;
    --bg2: #eef2f7;
    --card: #ffffff;
    --text: #0f172a;
    --muted: #475569;
    --brand: #2563eb;
    --line: rgba(15, 23, 42, 0.12);
    --success: #15803d;
    --danger: #dc2626;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
    color: var(--text);
    line-height: 1.7;
}

.wrap {
    max-width: 860px;
    margin: 0 auto;
    padding: 32px 20px 60px;
}

.hero {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 28px;
    margin-bottom: 24px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.16);
}

.hero h1 {
    margin: 0;
    font-size: 30px;
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 20px;
    margin-bottom: 14px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.16);
}

.card h2 {
    margin: 0 0 12px;
    font-size: 22px;
}

.section-meta,
.status-line {
    color: var(--muted);
    font-size: 14px;
}

.status-line {
    min-height: 1.5em;
    margin: 12px 0 0;
}

.status-line.success {
    color: var(--success);
}

.status-line.error {
    color: var(--danger);
}

.note-form {
    display: grid;
    gap: 10px;
}

.search-input,
.note-textarea {
    width: 100%;
    background: var(--card);
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px 12px;
    outline: none;
    font: inherit;
}

.search-input:focus,
.note-textarea:focus {
    border-color: var(--brand);
}

.note-textarea {
    min-height: 140px;
    resize: vertical;
}

.controls {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    align-items: center;
    margin-bottom: 18px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 12px;
}

.search-group {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
}

.search-google {
    width: 100%;
    background: #ffffff;
    color: #111827;
    border: 1px solid #dfe1e5;
    border-radius: 999px;
    box-shadow: 0 1px 6px rgba(32, 33, 36, 0.18);
}

.search-google::placeholder {
    color: #6b7280;
}

.search-google:focus {
    border-color: #dfe1e5;
    box-shadow: 0 1px 8px rgba(32, 33, 36, 0.28);
}

.btn {
    background: var(--card);
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px 12px;
    cursor: pointer;
    font: inherit;
    white-space: nowrap;
}

.btn:hover {
    border-color: var(--brand);
    color: var(--brand);
}

.notes-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 12px;
    margin-bottom: 14px;
}

.notes-header h2 {
    margin: 0;
    font-size: 22px;
}

#total-notes {
    font-weight: 700;
    color: var(--text);
}

.notes-list {
    display: grid;
    gap: 12px;
}

.note-card {
    margin-bottom: 0;
}

.note-content {
    white-space: normal;
    word-break: break-word;
}

.note-content .card-text {
    margin: 0;
    color: var(--text);
}

.note-content .card-text > :first-child {
    margin-top: 0;
}

.note-content .card-text > :last-child {
    margin-bottom: 0;
}

.note-content .card-text.collapsed {
    max-height: 180px;
    overflow: hidden;
    position: relative;
}

.note-content .card-text.collapsed::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 72px;
    background: linear-gradient(180deg, rgba(18, 26, 48, 0) 0%, var(--card) 85%);
    pointer-events: none;
}

:root[data-theme='light'] .note-content .card-text.collapsed::after {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, var(--card) 85%);
}

.toggle-btn {
    display: inline-flex;
    margin-top: 12px;
    cursor: pointer;
    color: var(--brand);
}

.toggle-btn:hover {
    text-decoration: underline;
}

.note-footer {
    margin-top: 12px;
    color: var(--muted);
    font-size: 14px;
}

.empty-state {
    text-align: center;
    padding: 28px 20px;
}

.empty-state p {
    margin: 0;
    color: var(--muted);
}

.note-content a {
    color: var(--brand);
}

.note-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    border: 1px solid var(--line);
    margin: 12px 0;
}

.note-content pre {
    margin: 14px 0;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #0a1224;
    color: #dbeafe;
    overflow-x: auto;
}

:root[data-theme='light'] .note-content pre {
    background: #f8fafc;
    color: #0f172a;
}

.note-content code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
    font-size: 0.95em;
}

.note-content :not(pre) > code {
    background: rgba(96, 165, 250, 0.12);
    border-radius: 6px;
    padding: 2px 6px;
}

.note-content table {
    border-collapse: collapse;
    width: 100%;
    margin: 1em 0;
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
}

.note-content th,
.note-content td {
    border-bottom: 1px solid var(--line);
    padding: 10px 12px;
    text-align: left;
}

.note-content th {
    background: rgba(255, 255, 255, 0.04);
}

:root[data-theme='light'] .note-content th {
    background: #eef2f7;
}

.note-content blockquote {
    border-left: 4px solid var(--brand);
    background: rgba(96, 165, 250, 0.08);
    padding: 10px 14px;
    margin: 1em 0;
    border-radius: 0 10px 10px 0;
    color: var(--muted);
}

.note-content ul,
.note-content ol {
    padding-left: 22px;
}

.pagination-wrap {
    margin-top: 12px;
}

.pagination {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 8px;
    list-style: none;
    padding: 12px;
    margin: 0;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--line);
    border-radius: 14px;
}

.page-item {
    margin: 0;
}

.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    padding: 10px 12px;
    background: var(--card);
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 10px;
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
}

.page-item.active .page-link {
    border-color: var(--brand);
    color: var(--brand);
    background: rgba(96, 165, 250, 0.12);
}

.page-item.disabled .page-link {
    opacity: 0.55;
    cursor: not-allowed;
}

@media (max-width: 700px) {
    .wrap {
        padding: 20px 14px 40px;
    }

    .hero {
        padding: 20px;
    }

    .hero h1 {
        font-size: 24px;
    }

    .card {
        padding: 16px;
    }

    .card h2,
    .notes-header h2 {
        font-size: 19px;
    }

    .controls,
    .search-group,
    .notes-header {
        flex-direction: column;
        align-items: stretch;
    }

    .btn,
    .page-link {
        width: 100%;
    }

    .pagination {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}