/* davidnovella.es — hoja de estilos única, sin dependencias ni build step. */

:root {
    --bg: #ffffff;
    --bg-soft: #f5f5f7;
    --text: #1d1d1f;
    --text-muted: #6e6e73;
    --accent: #0066cc;
    --border: #e3e3e6;
    --radius: 14px;
    --measure: 68ch;
    --space: 1.5rem;
    --shadow: 0 1px 3px rgb(0 0 0 / 6%), 0 8px 24px rgb(0 0 0 / 5%);
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #000000;
        --bg-soft: #1c1c1e;
        --text: #f5f5f7;
        --text-muted: #98989d;
        --accent: #4da3ff;
        --border: #2c2c2e;
        --shadow: 0 1px 3px rgb(0 0 0 / 40%), 0 8px 24px rgb(0 0 0 / 30%);
    }
}

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

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 17px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--space);
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

h1,
h2,
h3 {
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 2.25rem;
    margin: 0 0 0.5rem;
}

h2 {
    font-size: 1.5rem;
    margin: 3rem 0 1rem;
}

h3 {
    font-size: 1.15rem;
    margin: 0 0 0.25rem;
}

img {
    max-width: 100%;
    height: auto;
}

/* Cabecera y pie ------------------------------------------------------- */

header {
    border-bottom: 1px solid var(--border);
    padding: 1.25rem 0;
    margin-bottom: 3rem;
}

header .wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.site-name {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text);
}

header nav ul,
footer nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    margin: 0;
    padding: 0;
}

header nav a {
    color: var(--text-muted);
}

header nav a.selected {
    color: var(--text);
    font-weight: 600;
}

footer {
    border-top: 1px solid var(--border);
    margin-top: 5rem;
    padding: 2rem 0 3rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

footer a {
    color: var(--text-muted);
}

.copyright {
    margin: 1rem 0 0;
}

/* Home ----------------------------------------------------------------- */

.hero {
    margin-bottom: 1rem;
}

.intro {
    color: var(--text-muted);
    font-size: 1.15rem;
    max-width: var(--measure);
}

.home-section h2 a {
    color: var(--text);
}

/* Apps ----------------------------------------------------------------- */

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.app-card {
    display: block;
    color: inherit;
    text-decoration: none;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.app-card:hover {
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.app-card article {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.app-icon {
    width: 64px;
    height: 64px;
    border-radius: 14px;
    flex-shrink: 0;
}

.tagline {
    margin: 0;
    color: var(--text-muted);
}

.platforms {
    margin: 0.35rem 0 0;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.app-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.app-icon-large {
    width: 120px;
    height: 120px;
    border-radius: 26px;
    flex-shrink: 0;
    box-shadow: var(--shadow);
}

.app-header h1 {
    margin-bottom: 0.25rem;
}

.app-store-button {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.6rem 1.25rem;
    background: var(--accent);
    color: #fff;
    border-radius: 980px;
    font-weight: 500;
}

.app-store-button:hover {
    text-decoration: none;
    filter: brightness(1.1);
}

.app-legal-links ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    margin: 3rem 0 0;
    padding: 1.25rem 0 0;
    border-top: 1px solid var(--border);
    font-size: 0.9rem;
}

/* Blog ----------------------------------------------------------------- */

.post-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.post-list > li {
    padding: 1.75rem 0;
    border-bottom: 1px solid var(--border);
}

.post-list > li:last-child {
    border-bottom: none;
}

.post-list h2 {
    margin: 0 0 0.35rem;
    font-size: 1.35rem;
}

.post-list h2 a {
    color: var(--text);
}

.post-list p {
    margin: 0.5rem 0 0;
    color: var(--text-muted);
}

.post-date {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.tag-list,
.all-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 2rem 0 0;
    padding: 0;
}

.tag-list a,
.all-tags a {
    display: inline-block;
    padding: 0.15rem 0.7rem;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 980px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Contenido Markdown --------------------------------------------------- */

.content {
    max-width: var(--measure);
}

.content h2 {
    margin-top: 2.5rem;
}

.content h3 {
    margin-top: 2rem;
}

.content ul,
.content ol {
    padding-left: 1.25rem;
}

.content li {
    margin: 0.35rem 0;
}

.content blockquote {
    margin: 1.5rem 0;
    padding-left: 1.25rem;
    border-left: 3px solid var(--border);
    color: var(--text-muted);
}

.content code {
    background: var(--bg-soft);
    border-radius: 5px;
    padding: 0.15em 0.4em;
    font-size: 0.9em;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.content pre {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    overflow-x: auto;
}

.content pre code {
    background: none;
    padding: 0;
}

.content table {
    border-collapse: collapse;
    width: 100%;
}

.content th,
.content td {
    border-bottom: 1px solid var(--border);
    padding: 0.5rem;
    text-align: left;
}

.content hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 2.5rem 0;
}

/* Móvil ---------------------------------------------------------------- */

@media (max-width: 600px) {
    h1 {
        font-size: 1.75rem;
    }

    header .wrapper {
        justify-content: flex-start;
    }

    .app-header {
        gap: 1rem;
    }

    .app-icon-large {
        width: 88px;
        height: 88px;
        border-radius: 20px;
    }
}