/* ── Navigation ── */
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav__logo {
    font-weight: 700;
    font-size: 1rem;
    color: #fbbf24;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.nav__links {
    display: flex;
    gap: 1.5rem;
    font-size: 0.85rem;
    color: #94a3b8;
}

.nav__link {
    transition: color 200ms;
}

.nav__link:hover,
.nav__link--active {
    color: #f1f5f9;
}

/* ── Hero ── */
.hero {
    text-align: center;
    padding: 3rem 2rem 1.5rem;
}

.hero__title {
    font-size: clamp(1.2rem, 3vw, 1.6rem);
    font-weight: 700;
    color: #f1f5f9;
    margin-bottom: 0.5rem;
}

.hero__subtitle {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.hero__actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ── Feature Trio ── */
.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    padding: 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.feature__icon {
    font-size: 1.5rem;
    color: #fbbf24;
    margin-bottom: 0.3rem;
}

.feature__title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
}

.feature__desc {
    font-size: 0.75rem;
    color: #64748b;
}

/* ── Page Sections ── */
.section {
    padding: 1.5rem 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.section--board {
    padding: 1rem 2rem 2rem;
}

/* ── Controls Panel (Create page) ── */
.controls-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    padding: 0.5rem 2rem 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.controls-panel__section {
    background: #1a1a2e;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 1rem;
}

/* ── Action Bar ── */
.action-bar {
    display: flex;
    gap: 0.8rem;
    justify-content: center;
    padding: 0 2rem 2rem;
}

/* ── Footer ── */
.footer {
    text-align: center;
    padding: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.75rem;
    color: #475569;
}

.footer a {
    color: #64748b;
    transition: color 200ms;
}

.footer a:hover {
    color: #94a3b8;
}

/* ── Clock Page ── */
.clock-page {
    background: #050510;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    padding: 0 5vw;
}

.clock-controls {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    color: #334155;
    opacity: 1;
    transition: opacity 500ms ease;
}

.clock-controls--hidden {
    opacity: 0;
    pointer-events: none;
}

/* ── Fullscreen ── */
.board-wrapper:fullscreen,
.board-wrapper:-webkit-full-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #050510;
    padding: 2rem;
}

/* ── About Page ── */
.about-section {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    padding: 2rem;
}

.about-card__title {
    font-family: 'Share Tech Mono', 'Courier New', monospace;
    font-size: 1rem;
    font-weight: 400;
    color: #f1f5f9;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.about-card__title span {
    opacity: 0.4;
    margin-right: 0.5rem;
}

.about-card p {
    color: #94a3b8;
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 0.75rem;
}

.about-card p:last-child {
    margin-bottom: 0;
}

.about-stats {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.about-stat {
    flex: 1;
    min-width: 80px;
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 6px;
}

.about-stat__value {
    font-family: 'Share Tech Mono', 'Courier New', monospace;
    font-size: 1.3rem;
    color: #f1f5f9;
    font-weight: 700;
}

.about-stat__label {
    font-size: 0.7rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 0.25rem;
}

.about-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.about-link {
    color: #6ba4e8;
    font-size: 0.85rem;
    padding: 0.4rem 0.8rem;
    border: 1px solid rgba(107, 164, 232, 0.25);
    border-radius: 4px;
    transition: background 200ms, border-color 200ms;
}

.about-link:hover {
    background: rgba(107, 164, 232, 0.1);
    border-color: rgba(107, 164, 232, 0.5);
}