/* Tools · Eduardo Guette — estilo compartido: minimalista, plano y sin sombras */

:root {
    --bg: #ffffff;
    --bg-2: #f5f5f7;
    --text: #1d1d1f;
    --text-2: #6e6e73;
    --text-3: #86868b;
    --accent: #0071e3;
    --hairline: rgba(0, 0, 0, 0.1);
    --btn-bg: #1d1d1f;
    --btn-text: #ffffff;
    --maxw: 1080px;
    color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0b0b0d;
        --bg-2: #161618;
        --text: #f5f5f7;
        --text-2: #a1a1a6;
        --text-3: #86868b;
        --accent: #2997ff;
        --hairline: rgba(255, 255, 255, 0.12);
        --btn-bg: #f5f5f7;
        --btn-text: #1d1d1f;
    }
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
[id] { scroll-margin-top: 120px; }  /* la barra y las pestañas fijas no tapan el ancla */

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, "Helvetica Neue", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", system-ui, sans-serif; letter-spacing: -0.02em; line-height: 1.15; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { display: block; max-width: 100%; }
code {
    font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 0.88em;
    background: var(--bg-2); padding: 1px 6px; border-radius: 5px;
}
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--btn-bg); color: var(--btn-text); padding: 8px 14px; border-radius: 8px; }
.skip-link:focus { left: 16px; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .container { padding: 0 28px; } }

/* Botones clásicos: rectángulo sólido o con contorno */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    min-height: 44px; padding: 0 22px; border-radius: 8px;
    background: var(--btn-bg); color: var(--btn-text); border: 1px solid var(--btn-bg);
    font-size: 0.95rem; font-weight: 600; white-space: nowrap;
    transition: opacity .15s ease;
}
.btn:hover { text-decoration: none; opacity: 0.85; }
.btn:active { opacity: 0.7; }
.btn svg { width: 17px; height: 17px; }
.btn-outline { background: transparent; color: var(--text); border-color: var(--text); }
.btn-sm { min-height: 34px; padding: 0 16px; font-size: 0.86rem; }

/* Barra superior */
.topbar {
    position: sticky; top: 0; z-index: 20;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--hairline);
}
.topbar-inner { display: flex; align-items: center; gap: 24px; height: 60px; }
.brand { font-weight: 700; font-size: 1.1rem; color: var(--text); letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.topbar-links { display: flex; gap: 20px; margin-right: auto; }
.topbar-links a { color: var(--text-2); font-size: 0.92rem; }
.topbar-links a:hover, .topbar-links a[aria-current="page"] { color: var(--text); text-decoration: none; }

/* Ficha de app (al estilo de una tienda: cabecera, capturas, pestañas y filas) */
.crumbs { display: flex; gap: 8px; flex-wrap: wrap; padding: 22px 0 0; font-size: 0.8rem; color: var(--text-3); }
.crumbs a { color: var(--text-2); text-decoration: underline; text-underline-offset: 2px; }

.product { display: grid; grid-template-columns: auto 1fr auto; gap: 32px; align-items: start; padding: 36px 0 40px; }
.product-icon { width: 128px; height: 128px; border-radius: 28px; }
.product h1 { font-size: clamp(2.2rem, 5vw, 3rem); font-weight: 700; }
.product-tagline { margin-top: 6px; font-size: 1.1rem; color: var(--text-2); }
.product-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.product-actions .btn { min-width: 210px; }
.fine { margin-top: 8px; font-size: 0.78rem; color: var(--text-3); }
.product-version { text-align: right; }
.product-version strong { display: block; font-size: 1.6rem; font-weight: 700; letter-spacing: -0.02em; }
.product-version span { font-size: 0.8rem; color: var(--text-3); }
@media (max-width: 760px) {
    .product { grid-template-columns: auto 1fr; gap: 20px; }
    .product-icon { width: 88px; height: 88px; border-radius: 20px; }
    .product-version { display: none; }
    .product-actions { grid-column: 1 / -1; }
    .product-actions > div, .product-actions .btn { width: 100%; }
}

.showcase {
    border-radius: 16px; overflow: hidden; aspect-ratio: 16 / 7;
    background: linear-gradient(180deg, var(--card-2), var(--card));
}
.showcase svg { width: 100%; height: 100%; display: block; }
@media (max-width: 640px) { .showcase { aspect-ratio: 4 / 3; } }

.tabs {
    position: sticky; top: 60px; z-index: 15; margin-top: 48px;
    background: color-mix(in srgb, var(--bg) 92%, transparent);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--hairline);
}
.tabs .container { display: flex; gap: 28px; overflow-x: auto; scrollbar-width: none; }
.tabs a { padding: 14px 0 12px; color: var(--text-2); font-size: 0.92rem; white-space: nowrap; border-bottom: 2px solid transparent; }
.tabs a:hover { color: var(--text); text-decoration: none; }
.tabs a.active { color: var(--text); border-bottom-color: var(--text); }

.overview { display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; padding: 40px 0 16px; }
.overview-text { display: grid; gap: 14px; font-size: 1.02rem; }
@media (max-width: 760px) { .overview { grid-template-columns: 1fr; gap: 28px; } }

.diamonds { list-style: none; display: grid; gap: 14px; align-content: start; }
.diamonds li { position: relative; padding-left: 26px; }
.diamonds li::before {
    content: ""; position: absolute; left: 3px; top: 0.55em;
    width: 9px; height: 9px; background: var(--text-3); transform: rotate(45deg);
}

.section { padding: 56px 0 8px; }
.section-title { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 700; margin-bottom: 22px; }

.feature-row {
    display: grid; grid-template-columns: 48px minmax(0, 1fr) minmax(0, 1.3fr); gap: 24px; align-items: start;
    padding: 26px 0; border-top: 1px solid var(--hairline);
}
.feature-row:last-child { border-bottom: 1px solid var(--hairline); }
.f-icon {
    width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
    background: var(--bg-2); color: var(--text);
}
.f-icon svg { width: 22px; height: 22px; }
.feature-row h3 { font-size: 1.25rem; font-weight: 600; }
.feature-row p { color: var(--text-2); }
@media (max-width: 760px) {
    .feature-row { grid-template-columns: 44px 1fr; gap: 6px 16px; }
    .feature-row p { grid-column: 2; }
}

.blocks { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 0 56px; }
.block { padding: 28px 0; border-top: 1px solid var(--hairline); }
.block h3 { font-size: 1.25rem; font-weight: 600; margin-bottom: 6px; }
.block > p { color: var(--text-2); margin-bottom: 16px; }

.steps { list-style: none; }
.steps li { display: flex; gap: 20px; padding: 22px 0; border-top: 1px solid var(--hairline); }
.steps li:last-child { border-bottom: 1px solid var(--hairline); }
.steps .n {
    flex: none; width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
    border: 1px solid var(--text); font-weight: 600; font-size: 0.9rem;
}
.steps h3 { font-size: 1.08rem; font-weight: 600; }
.steps p { color: var(--text-2); }
.privacy { margin-top: 22px; padding: 18px 20px; background: var(--bg-2); border-radius: 12px; color: var(--text-2); font-size: 0.95rem; }
.privacy strong { color: var(--text); }

/* Novedades */
.changelog { display: grid; }
.changelog-item { padding: 22px 0; border-top: 1px solid var(--hairline); }
.changelog-item:last-child { border-bottom: 1px solid var(--hairline); }
.changelog-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.changelog-head h3 { font-size: 1.08rem; font-weight: 600; }
.changelog-head time { color: var(--text-3); font-size: 0.86rem; }
.changelog-badge {
    font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em;
    border: 1px solid var(--text); padding: 1px 7px; border-radius: 5px; vertical-align: middle; margin-left: 8px;
}
.changelog-item ul { padding-left: 20px; color: var(--text-2); font-size: 0.96rem; display: grid; gap: 4px; }
.changelog-empty { color: var(--text-3); }
.changelog-more { margin-top: 18px; }

/* Llamada final y más apps */
.cta {
    display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
    margin: 72px 0 0; padding: 28px; background: var(--bg-2); border-radius: 16px;
}
.cta img { width: 64px; height: 64px; border-radius: 15px; }
.cta div { flex: 1; min-width: 200px; }
.cta h2 { font-size: 1.4rem; font-weight: 700; }
.cta p { color: var(--text-2); font-size: 0.92rem; }

.more { padding: 56px 0 72px; }
.more h2 { font-size: 1.3rem; font-weight: 700; margin-bottom: 10px; }
.more-app { display: flex; align-items: center; gap: 14px; padding: 12px 0; border-top: 1px solid var(--hairline); color: var(--text); font-weight: 600; }
.more-app:last-child { border-bottom: 1px solid var(--hairline); }
.more-app:hover { text-decoration: none; }
.more-app img { width: 48px; height: 48px; border-radius: 11px; }
.more-app .chev { margin-left: auto; color: var(--text-3); font-size: 1.4rem; font-weight: 400; }

/* Portada estilo App Store «Hoy» */
@view-transition { navigation: auto; }  /* el icono viaja de la tarjeta a la ficha */

.today-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; padding: 56px 0 22px; }
.today-head h1 { font-size: clamp(2.4rem, 6vw, 3.4rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1; }
.today-date { margin-top: 6px; font-size: clamp(1.05rem, 2.4vw, 1.5rem); font-weight: 700; color: var(--text-3); }
.avatar {
    width: 44px; height: 44px; border-radius: 50%; flex: none;
    display: grid; place-items: center; font-weight: 700; font-size: 1.1rem;
    color: var(--text); border: 1.5px solid var(--text);
}
.avatar:hover { text-decoration: none; background: var(--bg-2); }

.today-grid { display: grid; gap: 28px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 400px), 1fr)); }

.today-card {
    --card: #1d1d1f; --card-2: #2c2c30;
    position: relative; overflow: hidden; isolation: isolate;
    display: flex; flex-direction: column; justify-content: flex-end;
    min-height: 540px; aspect-ratio: 4 / 5; border-radius: 24px;
    background: linear-gradient(180deg, var(--card-2), var(--card) 70%);
    color: #fff;
    transition: transform .35s cubic-bezier(.3, .7, .4, 1);
}
@media (max-width: 520px) { .today-card { min-height: 480px; aspect-ratio: auto; } }
.today-card:hover { transform: scale(1.01); }
.today-card:active { transform: scale(0.985); }
.today-card .art {
    position: absolute; inset: 0 0 auto 0; height: 68%; z-index: -1;
    -webkit-mask-image: linear-gradient(180deg, #000 58%, transparent);
    mask-image: linear-gradient(180deg, #000 58%, transparent);
}
.today-card .art svg { width: 100%; height: 100%; display: block; }
.today-card .copy { padding: 0 32px 22px; }
.today-card .kicker { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: rgba(255, 255, 255, 0.7); }
.today-card h2 { font-size: clamp(1.8rem, 3.6vw, 2.5rem); font-weight: 800; letter-spacing: -0.025em; line-height: 1.08; margin-top: 4px; }
.today-card .sub { margin-top: 8px; font-size: 1.02rem; color: rgba(255, 255, 255, 0.72); }

.app-row {
    display: flex; align-items: center; gap: 14px;
    padding: 18px 32px 26px; border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.app-row .icon { width: 56px; height: 56px; border-radius: 13px; flex: none; }
.app-meta { min-width: 0; flex: 1; }
.app-meta h3 { font-size: 1.08rem; font-weight: 600; letter-spacing: -0.01em; }
.app-meta h3 a { color: inherit; }
.app-meta p { font-size: 0.88rem; color: rgba(255, 255, 255, 0.62); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Toda la tarjeta (o fila) abre la ficha; el botón queda por encima */
.card-link::after { content: ""; position: absolute; inset: 0; z-index: 1; }
.card-link:hover { text-decoration: none; }
.card-link:focus-visible { outline: none; }
.today-card:has(.card-link:focus-visible), .store-list li:has(.card-link:focus-visible) { outline: 3px solid var(--accent); outline-offset: 4px; border-radius: 24px; }

.get { display: flex; flex-direction: column; align-items: center; gap: 4px; position: relative; z-index: 2; }
.get span { font-size: 0.68rem; color: rgba(255, 255, 255, 0.55); }
.get-btn {
    position: relative; z-index: 2;
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 92px; min-height: 34px; padding: 0 16px; border-radius: 8px;
    background: #fff; color: #1d1d1f; font-weight: 600; font-size: 0.9rem;
    transition: opacity .15s ease;
}
.get-btn:hover { text-decoration: none; opacity: 0.85; }
.get-btn:active { opacity: 0.7; }
.get-btn.outline { background: transparent; color: var(--text); border: 1px solid var(--text); }

.store-list { padding: 64px 0 72px; }
.store-list h2 { font-size: clamp(1.5rem, 3vw, 1.9rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 8px; }
.store-list ul { list-style: none; }
.store-list li {
    position: relative; display: flex; align-items: center; gap: 16px;
    padding: 14px 0; border-bottom: 1px solid var(--hairline);
}
.store-list li img { width: 64px; height: 64px; border-radius: 15px; flex: none; }
.store-list li div { flex: 1; min-width: 0; }
.store-list li h3 { font-size: 1.05rem; font-weight: 600; }
.store-list li h3 a { color: var(--text); }
.store-list li p { color: var(--text-2); font-size: 0.92rem; }
.store-note { margin-top: 18px; color: var(--text-3); font-size: 0.85rem; }

/* Pie */
.footer { border-top: 1px solid var(--hairline); padding: 28px 0 40px; color: var(--text-3); font-size: 0.86rem; }
.footer .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
.footer a { color: var(--text-2); }

/* Aparición suave */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s cubic-bezier(.2, .7, .2, 1); }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
    .btn, .get-btn, .today-card { transition: none; }
}