@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Sora:wght@600;700&display=swap');

:root {
    --bg-page: #eef3f8;
    --bg-soft: #f5f8fd;
    --surface: #ffffff;
    --surface-2: #f8fbff;
    --text-main: #1c2634;
    --text-soft: #667085;
    --line: #d9e3f0;
    --line-strong: #c6d4e8;
    --primary: #3a7de1;
    --primary-dark: #2f69be;
    --primary-soft: #dceaff;
    --shadow-sm: 0 6px 18px rgba(43, 83, 143, 0.08);
    --shadow-md: 0 18px 48px rgba(41, 73, 121, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    background:
        radial-gradient(circle at 12% 10%, rgba(58, 125, 225, 0.08), transparent 26%),
        radial-gradient(circle at 88% 16%, rgba(75, 158, 239, 0.1), transparent 24%),
        linear-gradient(180deg, #edf3f9 0%, #eef3f8 100%);
}

a {
    color: inherit;
}

.container {
    max-width: 1230px;
}

.page-shell {
    padding-bottom: 2.4rem;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    backdrop-filter: blur(6px);
    background: rgba(241, 246, 252, 0.9);
    border-bottom: 1px solid rgba(198, 212, 232, 0.65);
}

.site-header .navbar {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding-inline: 0.75rem;
    margin-top: 0.7rem;
    margin-bottom: 0.7rem;
    box-shadow: var(--shadow-sm);
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    color: #223247;
    text-decoration: none;
}

.brand-icon {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    background: linear-gradient(135deg, #75aef8, #2f6fd5);
    transform: skewX(-18deg);
    box-shadow: 0 2px 6px rgba(58, 125, 225, 0.35);
}

.top-link {
    font-size: 0.84rem;
    font-weight: 600;
    color: #4b5f7a;
    padding: 0.32rem 0.75rem;
    border-radius: 8px;
}

.top-link:hover,
.top-link.active {
    background: var(--primary-soft);
    color: var(--primary-dark);
}

.btn {
    font-weight: 600;
}

.btn-primary {
    border-color: transparent;
    background: linear-gradient(180deg, #4f92f0 0%, #3478da 100%);
    box-shadow: 0 8px 18px rgba(58, 125, 225, 0.22);
}

.btn-primary:hover,
.btn-primary:focus {
    border-color: transparent;
    background: linear-gradient(180deg, #4b8bec 0%, #2f6fd2 100%);
}

.btn-outline-primary {
    border-color: #9ec1f3;
    color: #2f6dc8;
    background-color: #f5f9ff;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    border-color: #80abe9;
    color: #255cad;
    background-color: #edf4ff;
}

.hero-section {
    padding-top: 1.2rem;
}

.hero-content {
    text-align: center;
    margin-bottom: 1.1rem;
}

.eyebrow {
    display: inline-block;
    padding: 0.28rem 0.68rem;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border-radius: 999px;
    border: 1px solid #cbe0ff;
    color: var(--primary-dark);
    background: #eef5ff;
}

.hero-content h1 {
    margin: 0.72rem auto 0.42rem;
    font-family: 'Sora', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2.1rem);
    line-height: 1.2;
    max-width: 760px;
    color: #1d2a3d;
}

.hero-content p {
    margin: 0 auto;
    max-width: 760px;
    color: var(--text-soft);
}

.glass-panel {
    padding: 1.2rem;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, #f0f6ff 0%, #e8f1ff 100%);
    box-shadow: var(--shadow-sm);
}

.panel-card,
.preview-shell {
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}

.panel-card {
    padding: 1.2rem;
}

.section-block {
    margin-top: 1.15rem;
}

.section-title {
    font-family: 'Sora', sans-serif;
    font-size: clamp(1.08rem, 1.8vw, 1.42rem);
    color: #1f2d41;
}

.form-control,
.form-select {
    border: 1px solid var(--line-strong);
    background: #fff;
    color: var(--text-main);
}

.form-control::placeholder {
    color: #96a4b7;
}

.form-control:focus,
.form-select:focus {
    border-color: #8eb7f2;
    box-shadow: 0 0 0 0.2rem rgba(58, 125, 225, 0.18);
}

.form-label,
.form-check-label,
.text-secondary {
    color: var(--text-soft) !important;
}

.bg-soft-info {
    background: #e9f3ff !important;
}

.note-card {
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface);
    height: 100%;
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.note-card:hover {
    transform: translateY(-3px);
    border-color: #b6cef0;
    box-shadow: var(--shadow-md);
}

.note-card .card-body {
    display: flex;
    flex-direction: column;
}

.note-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.36rem;
    margin-bottom: 0.8rem;
}

.note-tag {
    display: inline-flex;
    align-items: center;
    border: 1px solid #d3def0;
    border-radius: 999px;
    padding: 0.14rem 0.54rem;
    background: #f8fbff;
    color: #425977;
    font-size: 0.74rem;
    font-weight: 600;
}

.meta-row {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-soft);
    font-size: 0.82rem;
}

.drop-zone {
    border: 1px dashed #b6d0f6;
    border-radius: 12px;
    text-align: center;
    background: var(--bg-soft);
    padding: 1.5rem 1.1rem;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.drop-zone.drag-over {
    border-color: #75aaf0;
    background: #ecf4ff;
}

.drop-title {
    font-weight: 700;
    color: #1f2e43;
}

.file-list {
    border-top: 1px solid #d7e3f3;
    text-align: left;
    padding-top: 0.72rem;
}

.file-item {
    border-bottom: 1px solid #e4ecf8;
    padding: 0.46rem 0;
    color: #4c5e77;
}

.tag-input-shell {
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface-2);
    padding: 0.66rem;
}

.tag-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.38rem;
    margin-bottom: 0.58rem;
}

.tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.36rem;
    border: 1px solid #c6dbfa;
    border-radius: 999px;
    background: #ecf4ff;
    padding: 0.18rem 0.58rem;
    font-size: 0.78rem;
    color: #2f5f9b;
}

.tag-chip button {
    border: 0;
    background: transparent;
    padding: 0;
    line-height: 1;
    color: inherit;
    cursor: pointer;
}

.sticky-panel {
    position: sticky;
    top: 5.2rem;
}

.security-list {
    margin: 0;
    padding-left: 1.15rem;
    color: var(--text-soft);
    display: grid;
    gap: 0.62rem;
}

.preview-toolbar {
    border-bottom: 1px solid #d8e3f2;
    padding: 0.86rem 1rem;
    background: #f8fbff;
    border-radius: 14px 14px 0 0;
}

.preview-canvas {
    min-height: 390px;
    margin: 0.8rem;
    border-radius: 10px;
    border: 1px solid #cfd9e8;
    background:
        linear-gradient(180deg, rgba(36, 52, 74, 0.88) 0%, rgba(43, 60, 84, 0.9) 100%);
    color: #e6edf9;
    display: grid;
    place-content: center;
    text-align: center;
    padding: 1.8rem;
}

.note-meta-grid {
    margin-top: 1.05rem;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.68rem;
}

.note-meta-grid span {
    display: block;
    font-size: 0.73rem;
    color: var(--text-soft);
}

.note-meta-grid strong {
    font-size: 0.9rem;
    color: #22344b;
}

.comment-list {
    display: grid;
    gap: 0.75rem;
}

.comment-item {
    border: 1px solid #dde7f5;
    border-radius: 12px;
    background: #f9fbff;
    padding: 0.72rem 0.85rem;
}

.search-box-inline {
    max-width: 340px;
    width: 100%;
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    border: 1px solid #cfdef4;
    border-radius: 999px;
    background: #f6faff;
    color: #355377;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.18rem 0.65rem;
}

.filter-chip.active {
    border-color: #77a8eb;
    background: #e9f3ff;
    color: #2d6dca;
}

.search-results {
    display: grid;
    gap: 0.72rem;
}

.result-item {
    border: 1px solid #d9e4f3;
    border-radius: 12px;
    background: #fff;
    padding: 0.95rem;
}

.result-item h3 {
    font-size: 1.03rem;
    margin: 0 0 0.33rem;
    color: #1f2d43;
}

.result-item p {
    margin: 0;
    color: var(--text-soft);
}

.result-footer {
    margin-top: 0.64rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 0.56rem;
}

.pagination .page-link {
    color: #346ec6;
    background: #f7faff;
    border-color: #cfddf3;
}

.pagination .page-item.active .page-link {
    color: #fff;
    border-color: #417fdd;
    background: #417fdd;
}

.empty-state {
    border: 1px dashed #cbdbf2;
    border-radius: 12px;
    background: #f8fbff;
    color: #6a7d98;
    text-align: center;
    padding: 1rem;
}

.site-footer {
    background:
        radial-gradient(circle at 10% 10%, rgba(77, 132, 227, 0.22), transparent 30%),
        linear-gradient(150deg, #0b1c37 0%, #0f264a 52%, #102040 100%);
    border-top: 1px solid #16335e;
    color: #c9d9f0;
}

.footer-title {
    margin: 0 0 0.5rem;
    font-family: 'Sora', sans-serif;
    font-size: 0.94rem;
    color: #eff5ff;
}

.footer-text {
    margin: 0;
    color: #b5c6df;
    font-size: 0.86rem;
    line-height: 1.55;
}

.footer-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.34rem;
}

.footer-list a {
    color: #b8cbe6;
    text-decoration: none;
    font-size: 0.86rem;
}

.footer-list a:hover {
    color: #e8f1ff;
}

.footer-bottom {
    border-top: 1px solid rgba(142, 177, 220, 0.28);
    color: #9fb4d4;
    font-size: 0.82rem;
}

@media (max-width: 991.98px) {
    .site-header .navbar {
        padding-inline: 0.5rem;
    }

    .auth-actions {
        margin-top: 0.6rem;
    }

    .sticky-panel {
        position: static;
    }
}