/* ============================================================
   site.css — sistema de design partilhado (jagsilva.com)
   Paleta: grafite quente + terracota
   ============================================================ */

:root {
    --bg: #1c1c1e;
    --bg-elev: #232326;
    --card: #2f2f34;
    --card-hover: #37373d;
    --heading: #f2f0ec;
    --text: #e8e6e1;
    --text-muted: #9a9a96;
    --accent: #c98a4b;
    --accent-strong: #dba36a;
    --accent-soft: rgba(201, 138, 75, 0.12);
    --border: rgba(201, 138, 75, 0.15);
    --border-soft: rgba(255, 255, 255, 0.06);
    --shadow: rgba(0, 0, 0, 0.45);

    --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

    --radius: 16px;
    --radius-sm: 10px;
    --gap: 1.15rem;

    /* aliases de compatibilidade — nomes antigos do radio.css, para
       páginas ainda não convertidas herdarem a paleta nova só por
       trocarem o <link> de radio.css para site.css */
    --primary: var(--bg);
    --muted: var(--text-muted);
    --error: #e2725a;
    --warning: var(--accent-strong);
    --success: var(--accent);
    --card-bg: var(--card);
}

body.light {
    --bg: #f4efe7;
    --bg-elev: #ede6da;
    --card: #ffffff;
    --card-hover: #fbf8f3;
    --heading: #2a2622;
    --text: #322e29;
    --text-muted: #6f6a63;
    --accent: #b5703a;
    --accent-strong: #96592a;
    --accent-soft: rgba(181, 112, 58, 0.10);
    --border: rgba(181, 112, 58, 0.20);
    --border-soft: rgba(0, 0, 0, 0.06);
    --shadow: rgba(50, 40, 25, 0.12);
}

/* ── base ─────────────────────────────────────────────────── */

.site-root, .site-root * {
    box-sizing: border-box;
}

.site-root {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* rodapé fixo ao fundo da janela em páginas com pouco conteúdo:
   o wrapper de página (.container/.container-wide) usa flex:1 e o
   .footer usa margin-top:auto — ver secção "rodapé" mais abaixo */
.footer {
    margin-top: auto;
    padding-top: 1.5rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.78rem;
}
.footer span { color: var(--accent); }

/* textura subtil em vez de fundo plano — evita o look "gradiente flat" */
.site-root::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
}

.site-root::after {
    content: '';
    position: fixed;
    top: -10%;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 700px;
    max-width: 90vw;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-soft) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.container-wide {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 3rem 1.5rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* ── cabeçalho ────────────────────────────────────────────── */

.site-heading {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--heading);
    letter-spacing: -0.01em;
}

.section-label {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin: 2.4rem 0 0.9rem;
    grid-column: 1 / -1;
}

/* ── bento grid ───────────────────────────────────────────── */

.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: minmax(120px, auto);
    grid-auto-flow: dense;
    gap: var(--gap);
}

@media (max-width: 900px) {
    .bento-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 540px) {
    .bento-grid { grid-template-columns: 1fr; }
    .card--wide, .card--feature, .card--tall { grid-column: auto !important; grid-row: auto !important; }
}

.card--wide    { grid-column: span 2; }
.card--tall    { grid-row: span 2; }
.card--feature { grid-column: span 2; grid-row: span 2; }

/* ── card ─────────────────────────────────────────────────── */

.card {
    --mx: 50%;
    --my: 50%;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.4rem;
    background: var(--card);
    border: 1px solid transparent;
    border-radius: var(--radius);
    padding: 1.5rem 1.6rem;
    text-decoration: none;
    color: var(--text);
    overflow: hidden;
    cursor: pointer;
    isolation: isolate;

    opacity: 0;
    transform: translateY(16px) scale(0.98);
    transition: transform 0.35s cubic-bezier(.22,.9,.35,1),
                box-shadow 0.35s ease,
                border-color 0.35s ease,
                background 0.35s ease;
}

.card.is-visible {
    animation: card-in 0.55s cubic-bezier(.22,.9,.35,1) forwards;
}

@keyframes card-in {
    from { opacity: 0; transform: translateY(16px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0)    scale(1); }
}

/* spotlight que segue o cursor — substitui glow genérico por algo mais tátil */
.card::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: 0;
    background: radial-gradient(320px circle at var(--mx) var(--my), var(--accent-soft), transparent 70%);
    transition: opacity 0.3s ease;
}

.card:hover,
.card:focus-visible {
    transform: translateY(-4px);
    border-color: var(--border);
    background: var(--card-hover);
    box-shadow: 0 14px 32px -12px var(--shadow);
}

.card:hover::before,
.card:focus-visible::before {
    opacity: 1;
}

.card:active { transform: translateY(-2px) scale(0.99); }

.card-icon {
    font-size: 1.6rem;
    line-height: 1;
    width: 2.4rem;
}

.card--feature .card-icon,
.card--wide .card-icon {
    font-size: 2rem;
}

.card-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.02rem;
    color: var(--heading);
}

.card--feature .card-title,
.card--wide .card-title {
    font-size: 1.25rem;
}

.card-sub {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.45;
}

.card-arrow {
    position: absolute;
    top: 1.3rem;
    right: 1.4rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color 0.25s, transform 0.25s;
}

.card:hover .card-arrow {
    color: var(--accent);
    transform: translate(2px, -2px);
}

.card-badge {
    position: absolute;
    top: 1.2rem;
    right: 1.3rem;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.2rem 0.6rem;
}

/* variante "muted" para acções secundárias (ex: login, logout) */
.card--muted {
    opacity: 0.7;
}
.card--muted:hover { opacity: 1; }

/* cards visíveis mas que exigem login — clicáveis, levam ao ecrã de login */
.card--locked {
    opacity: 0.55;
}
.card--locked .card-icon { filter: grayscale(1); }
.card--locked:hover {
    opacity: 0.85;
}

/* ── botão circular (tema) reutilizável ───────────────────── */

.icon-toggle {
    position: fixed;
    top: 1.3rem;
    right: 1.3rem;
    z-index: 50;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    cursor: pointer;
    box-shadow: 0 4px 16px var(--shadow);
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.icon-toggle:hover {
    border-color: var(--accent);
    transform: scale(1.08) rotate(12deg);
}

/* ── menu de secção (reutilizável em todos os módulos) ─────── */

.section-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    padding: 0.9rem 1.3rem;
    margin-bottom: 2rem;
    background: var(--card);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-soft);
}

.section-nav .home-link {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.85rem;
    flex-shrink: 0;
    transition: color 0.2s;
}

.section-nav .home-link:hover {
    color: var(--accent);
}

.section-nav .sep {
    width: 1px;
    height: 20px;
    background: var(--border-soft);
    flex-shrink: 0;
}

.section-nav .section-name {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--heading);
    font-size: 0.95rem;
    flex-shrink: 0;
    white-space: nowrap;
    text-decoration: none;
    transition: color 0.2s;
}

a.section-name:hover {
    color: var(--accent);
}

.section-nav .links {
    display: flex;
    gap: 0.3rem;
    flex-wrap: wrap;
    margin-left: auto;
}

.section-nav .links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.85rem;
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    transition: all 0.2s;
    white-space: nowrap;
}

.section-nav .links a:hover {
    color: var(--text);
    background: var(--bg);
}

.section-nav .links a.active {
    color: var(--accent);
    background: var(--accent-soft);
    font-weight: 600;
}

@media (max-width: 640px) {
    .section-nav .links { margin-left: 0; width: 100%; }
}

/* ── componentes de página partilhados (substituem o radio.css) ── */

h1 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    color: var(--heading);
    margin-bottom: 0.3rem;
}

h2 {
    font-size: 0.72rem;
    font-family: monospace;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 2rem;
}

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin: 1.5rem 0;
    gap: 1rem;
    flex-wrap: wrap;
}

.section-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.section-header h2 { margin-bottom: 0; }

.section-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-family: monospace;
}

.section-title {
    font-size: 0.68rem;
    font-family: monospace;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.card-section {
    background: var(--card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    padding: 1.2rem;
    margin-bottom: 1.5rem;
}

.empty {
    color: var(--text-muted);
    font-size: 0.85rem;
    padding: 2rem;
    text-align: center;
}

/* ── botões partilhados ──────────────────────────────────────── */

.btn-primary {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    border-radius: 8px;
    padding: 0.5rem 1.2rem;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}
.btn-primary:hover { background: var(--accent-soft); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border-soft);
    color: var(--text);
    border-radius: 8px;
    padding: 0.45rem 0.9rem;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }

.btn-danger {
    background: transparent;
    border: 1px solid rgba(226, 114, 90, 0.25);
    color: var(--text-muted);
    border-radius: 6px;
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}
.btn-danger:hover { border-color: #e2725a; color: #e2725a; background: rgba(226, 114, 90, 0.06); }

.btn-sm {
    font-size: 0.78rem;
    padding: 0.3rem 0.7rem;
    border-radius: 6px;
    border: 1px solid var(--border-soft);
    background: transparent;
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s;
}
.btn-sm:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.btn-sm.danger:hover { border-color: #e2725a; color: #e2725a; background: rgba(226, 114, 90, 0.06); }

/* ── badges de categoria / feedback de gravação ──────────────── */
.cat-badge {
    font-size: 0.68rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    border: 1px solid;
    font-family: monospace;
}
.save-feedback { font-size: 0.78rem; font-family: monospace; flex-shrink: 0; }
.fb-ok  { color: var(--accent); }
.fb-err { color: var(--error); }

/* ── formulários partilhados ─────────────────────────────────── */

.field-input, .field-select, .field-textarea,
.form-input {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    padding: 0.5rem 0.8rem;
    color: var(--text);
    font-size: 0.85rem;
    font-family: inherit;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.field-input:focus, .field-select:focus, .field-textarea:focus,
.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}
.field-input::placeholder, .form-input::placeholder { color: var(--text-muted); }
textarea.form-input { min-height: 80px; resize: vertical; line-height: 1.5; }

.form-group { margin-bottom: 1rem; }
.form-label {
    display: block;
    font-size: 0.72rem;
    font-family: monospace;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }