/* ── Sessions page ───────────────────────────────── */

.tc-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2em 0.75em;
    border-radius: var(--radius-round);
    font-size: 0.7rem;
    font-weight: var(--font-weight-7);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    width: fit-content;
}

.tc-calm       { background: rgba(99,102,241,0.12); color: var(--indigo-8); }
.tc-sleep      { background: rgba(124,58,237,0.12); color: var(--violet-8); }
.tc-focus      { background: rgba(14,165,233,0.12); color: var(--sky-8); }
.tc-energy     { background: rgba(249,115,22,0.12); color: var(--orange-8); }
.tc-foundation { background: rgba(16,185,129,0.12); color: #065f46; }
.tc-balance    { background: rgba(139,92,246,0.12); color: var(--violet-8); }

.sessions-hero {
    padding: var(--size-8) 0 var(--size-4);
}

.sessions-hero h1 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.5rem);
    line-height: 1.1;
}

.sessions-lede {
    margin: 0;
    color: var(--site-text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* Filter bar */
.filter-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--size-3);
    padding: var(--size-4) var(--size-5);
}

.filter-label {
    font-size: 0.85rem;
    font-weight: var(--font-weight-7);
    color: var(--site-text-muted);
    white-space: nowrap;
}

.filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--size-2);
}

.filter-tag {
    padding: 0.3em 0.9em;
    border: 1px solid var(--site-border);
    border-radius: var(--radius-round);
    background: white;
    color: var(--site-text-muted);
    font: inherit;
    font-size: 0.82rem;
    font-weight: var(--font-weight-6);
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.filter-tag:hover {
    background: var(--gray-1);
    color: var(--site-text);
}

.filter-active {
    background: var(--indigo-6) !important;
    color: white !important;
    border-color: var(--indigo-6) !important;
}

/* Sessions grid */
.sessions-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: var(--size-4);
}

.session-card {
    padding: var(--size-6);
    display: grid;
    gap: var(--size-4);
    transition: transform 0.2s, box-shadow 0.2s;
}

.session-card.hidden {
    display: none;
}

.session-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-5);
}

.sc-top {
    display: flex;
    gap: var(--size-4);
    align-items: flex-start;
}

.sc-icon {
    font-size: 2.2rem;
    flex-shrink: 0;
    margin-top: 0.1em;
}

.sc-meta {
    min-width: 0;
}

.sc-name {
    margin: 0;
    font-size: 1.2rem;
    line-height: 1.2;
}

.sc-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--size-2);
    margin-top: var(--size-1);
}

.sc-stat {
    font-size: 0.8rem;
    color: var(--site-text-muted);
    padding: 0.15em 0.6em;
    background: var(--gray-1);
    border-radius: var(--radius-2);
    font-weight: var(--font-weight-5);
}

.sc-diff-beginner     { color: #065f46 !important; background: rgba(16,185,129,0.1) !important; }
.sc-diff-intermediate { color: var(--orange-8) !important; background: rgba(249,115,22,0.1) !important; }
.sc-diff-advanced     { color: var(--red-8) !important; background: rgba(239,68,68,0.1) !important; }

.sc-desc {
    margin: 0;
    font-size: 0.9rem;
    color: var(--site-text-muted);
    line-height: 1.7;
}

.sc-science {
    font-size: 0.82rem;
    color: var(--site-text-muted);
    line-height: 1.6;
    padding: var(--size-2) var(--size-3);
    background: rgba(99,102,241,0.04);
    border-radius: var(--radius-2);
    border-left: 2px solid var(--indigo-3);
}

.science-label {
    font-weight: var(--font-weight-7);
    color: var(--indigo-7);
    margin-right: 0.3em;
}

.sc-goals-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--size-2);
}

.goal-tag {
    padding: 0.2em 0.65em;
    background: var(--gray-1);
    border-radius: var(--radius-2);
    font-size: 0.75rem;
    color: var(--site-text-muted);
    font-weight: var(--font-weight-5);
}

.sc-btn {
    justify-self: start;
    background: linear-gradient(135deg, var(--indigo-6), var(--violet-7));
    border: none;
    box-shadow: 0 3px 12px rgba(99,102,241,0.3);
    transition: box-shadow 0.2s, transform 0.15s;
}

.sc-btn:hover {
    background: linear-gradient(135deg, var(--indigo-7), var(--violet-8));
    box-shadow: 0 5px 20px rgba(99,102,241,0.45);
    transform: translateY(-1px);
}

/* Tips section */
.tips-section {
    padding: var(--size-8);
}

.section-header {
    text-align: center;
    max-width: 560px;
    margin: 0 auto var(--size-7);
    display: grid;
    gap: var(--size-3);
}

.section-header h2 {
    margin: 0;
    font-size: clamp(1.5rem, 2.5vw, 2.2rem);
    line-height: 1.2;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0,1fr));
    gap: var(--size-5);
}

.tip-item {
    display: grid;
    gap: var(--size-2);
    text-align: center;
}

.tip-icon-lg { font-size: 2rem; }

.tip-item h3 {
    margin: 0;
    font-size: 1rem;
}

.tip-item p {
    margin: 0;
    font-size: 0.88rem;
    color: var(--site-text-muted);
    line-height: 1.65;
}

/* Responsive */
@media (max-width: 900px) {
    .sessions-grid { grid-template-columns: repeat(2, 1fr); }
    .tips-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 580px) {
    .sessions-grid { grid-template-columns: 1fr; }
    .tips-grid { grid-template-columns: 1fr; }
}