/* Yoga Atlas — calm chrome, hairline borders, editorial display type */
:root {
    --mat: #E8E4DC;
    --mat-deep: #DCD6CA;
    --cream: #F4F1EA;
    --sage: #6F7F62;
    --sage-deep: #55624B;
    --ink: #2A2A28;
    --ink-soft: #5C5B57;
    --sunrise: #D4A28A;
    --sunrise-deep: #B97F63;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
    background-color: var(--mat);
    color: var(--ink);
    -webkit-font-smoothing: antialiased;
}

.font-display {
    font-family: 'Fraunces', Georgia, serif;
    letter-spacing: -0.01em;
}

/* Hairline section labels */
.eyebrow {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--sage-deep);
}

.eyebrow-light {
    color: var(--mat);
}

/* Tiles: hairline border, no shadow */
.tile {
    position: relative;
    overflow: hidden;
    background-color: #fff;
    border: 1px solid rgba(42, 42, 40, 0.14);
}

.tile img {
    transition: transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.tile:hover img {
    transform: scale(1.045);
}

.tile-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(42, 42, 40, 0.8) 0%, rgba(42, 42, 40, 0.22) 48%, rgba(42, 42, 40, 0) 74%);
}

.tile:hover .tile-overlay {
    background: linear-gradient(to top, rgba(42, 42, 40, 0.88) 0%, rgba(42, 42, 40, 0.28) 48%, rgba(42, 42, 40, 0.04) 74%);
}

/* Chips */
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.9rem;
    font-size: 0.8rem;
    font-weight: 500;
    line-height: 1;
    color: var(--ink);
    background: transparent;
    border: 1px solid rgba(42, 42, 40, 0.24);
    border-radius: 999px;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.chip:hover {
    background: var(--ink);
    border-color: var(--ink);
    color: var(--mat);
}

.chip-active {
    background: var(--ink);
    border-color: var(--ink);
    color: var(--mat);
}

.chip-sunrise {
    background: var(--sunrise);
    border-color: var(--sunrise);
    color: var(--ink);
}

.chip-sunrise:hover {
    background: var(--sunrise-deep);
    border-color: var(--sunrise-deep);
    color: #fff;
}

/* Search inputs */
.search-input {
    width: 100%;
    border: 1px solid rgba(42, 42, 40, 0.24);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
    padding: 0.6rem 1rem 0.6rem 2.5rem;
    font-size: 0.9rem;
    color: var(--ink);
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.search-input:focus {
    border-color: var(--sage);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(111, 127, 98, 0.18);
}

.search-input-lg {
    padding: 0.85rem 5.6rem 0.85rem 1.1rem;
    font-size: 0.95rem;
}

/* Mosaic: asymmetric, featured spans 2x2 */
.mosaic {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.9rem;
}

@media (max-width: 1023px) {
    .mosaic {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 639px) {
    .mosaic {
        grid-template-columns: 1fr;
    }
}

.mosaic .tile-featured {
    grid-column: span 2;
    grid-row: span 2;
    min-height: 280px;
}

.mosaic .tile-small {
    min-height: 200px;
}

/* Class-time chip on tiles */
.time-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #fff;
    background: rgba(42, 42, 40, 0.62);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 999px;
    padding: 0.3rem 0.65rem;
    backdrop-filter: blur(4px);
}

/* Text clamp */
.clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Hairline helpers */
.hairline-t {
    border-top: 1px solid rgba(42, 42, 40, 0.14);
}

.hairline-b {
    border-bottom: 1px solid rgba(42, 42, 40, 0.14);
}

/* Nav underline */
.nav-link {
    position: relative;
    color: var(--ink-soft);
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--ink);
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    right: 100%;
    bottom: -3px;
    height: 1.5px;
    background: var(--sunrise-deep);
    transition: right 0.25s ease;
}

.nav-link:hover::after {
    right: 0;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *,
    *::before,
    *::after {
        transition: none !important;
        animation: none !important;
    }
}