/* ====== VARIABLES BÁSICAS ====== */
:root {
    --bg-main: #050810;
    --bg-alt: #0b0f1a;
    --text-main: #f5f3ec;
    --text-muted: #b0adc0;
    --accent: #e6b422;
    --accent-soft: rgba(230, 180, 34, 0.16);
    --border-soft: rgba(255, 255, 255, 0.06);
    --radius-lg: 18px;
    --radius-md: 12px;
    --shadow-soft: 0 18px 40px rgba(0, 0, 0, 0.55);
    --max-width: 1080px;
}

/* ====== RESET SUAVE ====== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
    background: radial-gradient(circle at top, #0f172a 0, #050810 52%, #020308 100%);
    color: var(--text-main);
    line-height: 1.6;
}

/* Enlaces */
a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Contenedor */
main,
.site-header,
.site-footer {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ====== HEADER / NAV ====== */
.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.25rem 0.75rem;
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(14px);
    background: linear-gradient(
    to bottom,
    rgba(5, 8, 16, 0.94),
    rgba(5, 8, 16, 0.65),
    transparent
  );
}

.logo {
    font-weight: 600;
    letter-spacing: 0.16em;
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--text-muted);
}

.main-nav {
    display: flex;
    gap: 1.25rem;
    font-size: 0.9rem;
}

.main-nav a {
    position: relative;
    color: var(--text-muted);
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.25rem;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.2s ease-out;
}

.main-nav a:hover {
    color: var(--text-main);
}

.main-nav a:hover::after {
    width: 100%;
}

/* Responsive nav (básico) */
@media (max-width: 720px) {
    .site-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .main-nav {
        flex-wrap: wrap;
        row-gap: 0.35rem;
    }
}

/* ====== HERO ====== */
.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 2.5rem;
    padding: 3.5rem 1.25rem 2.5rem;
    margin-top: 0.5rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(
      135deg,
      rgba(230, 180, 34, 0.12),
      rgba(15, 23, 42, 0.9)
    ),
    radial-gradient(circle at top left, rgba(148, 163, 184, 0.2), transparent),
    var(--bg-main);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-soft);
}

.hero-text h1 {
    font-size: clamp(2.3rem, 3vw, 2.8rem);
    margin: 0 0 0.75rem;
    letter-spacing: 0.04em;
}

.hero-text p {
    margin: 0 0 1.75rem;
    color: var(--text-muted);
    max-width: 32rem;
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Contenedor del p5 */
#p5-container {
    width: 320px;
    height: 320px;
    border-radius: 999px;
    overflow: hidden;
    border: 1px solid var(--accent-soft);
    box-shadow: 0 0 40px rgba(230, 180, 34, 0.35);
    background: radial-gradient(circle, #020617, #000);
}

/* Hero responsive */
@media (max-width: 880px) {
    .hero {
        grid-template-columns: minmax(0, 1fr);
        padding-top: 2.75rem;
    }

    .hero-visual {
        order: -1;
    }

    #p5-container {
        width: 260px;
        height: 260px;
    }
}

/* ====== BOTONES ====== */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.6rem;
    border-radius: 999px;
    font-size: 0.95rem;
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.14s ease-out, box-shadow 0.14s ease-out,
    background-color 0.14s ease-out, border-color 0.14s ease-out;
}

.btn-primary {
    background: linear-gradient(135deg, #facc6b, #e6b422);
    color: #1f1302;
    box-shadow: 0 12px 26px rgba(0, 0, 0, 0.6);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.75);
}

.btn-secondary {
    background: rgba(15, 23, 42, 0.7);
    color: var(--text-main);
    border-color: rgba(148, 163, 184, 0.5);
}

.btn-secondary:hover {
    background: rgba(15, 23, 42, 0.95);
    border-color: var(--accent);
}

/* ====== SECCIONES GENERALES ====== */
.section {
    padding: 2.5rem 1.25rem 2.75rem;
    border-top: 1px solid var(--border-soft);
}

.section h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.section p {
    max-width: 40rem;
    color: var(--text-muted);
    margin-bottom: 1.4rem;
}

/* Utilidad de texto centrado para notas / frases */
.centered-note {
    margin: 0;
    color: var(--text-muted);
    text-align: center;
}

/* Pequeñas variaciones de fondo */
.section.libros {
    background: radial-gradient(circle at top left, #020617, transparent);
}

.section.canalizaciones {
    background: radial-gradient(circle at top, #020617, transparent);
}

.section.patinaje {
    background: radial-gradient(circle at bottom, #020617, transparent);
}

/* SOBRE MÍ (bloques generales en otras páginas) */
.section.sobre-mi p {
    max-width: 34rem;
}

/* ====== SOBRE MÍ (página dedicada) ====== */
.page-sobre-mi .hero-sobre-mi {
    padding: 6rem 2rem 3rem;
    background: linear-gradient(
        135deg,
        rgba(230, 180, 34, 0.12),
        rgba(15, 23, 42, 0.9)
    );
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-soft);
    margin-top: 1.5rem;
}

#self-anim {
    width: 260px;
    height: 260px;
    border-radius: 999px;
    border: 1px solid var(--accent-soft);
    box-shadow: 0 0 40px rgba(230, 180, 34, 0.35);
    background: radial-gradient(circle, #020617, #000);
    overflow: hidden;
}

@media (max-width: 880px) {
    #self-anim {
        width: 220px;
        height: 220px;
        margin: 0 auto;
    }
}

.page-sobre-mi .hero-sobre-mi .subtitle {
    opacity: 0.8;
    margin-top: 0.5rem;
    font-size: 1rem;
    color: var(--text-muted);
}

/* Bloque de texto principal */
.page-sobre-mi .about-text {
    padding: 3rem 0 4rem;

    /* sin padding lateral */
}

.page-sobre-mi .about-text .container {
    max-width: 1040px;

    /* igual que el portal */
    margin: 0 auto;
    line-height: 1.8;
    font-size: 1.05rem;
}

.page-sobre-mi .about-text p {
    margin-bottom: 1.3rem;
}

.page-sobre-mi .about-text ul {
    margin: 0 0 1.3rem 1.25rem;
    padding: 0;
}

.page-sobre-mi .about-text li {
    margin-bottom: 0.4rem;
}

.page-sobre-mi .about-text blockquote {
    margin: 2rem 0;
    padding-left: 1.25rem;
    border-left: 2px solid var(--accent);
    color: var(--text-main);
    font-style: italic;
    opacity: 0.9;
}

/* Ajustes para móvil */
@media (max-width: 768px) {
    .page-sobre-mi .hero-sobre-mi {
        padding: 3.5rem 1.5rem 2.5rem;
    }

    .page-sobre-mi .about-text {
        padding: 2.5rem 0 3.5rem;
    }

    .page-sobre-mi .about-text .container {
        max-width: 100%;
    }

    .page-sobre-mi .about-text h2 {
        margin-top: 2rem;
    }
}

/* ====== LAYOUT ESPECIAL PARA PÁGINA SOBRE MÍ ====== */
.page-sobre-mi main {
    max-width: none;

    /* quitamos el límite de 1080px */
    padding: 0 24px;

    /* como el portal */
}

@media (max-width: 820px) {
    .page-sobre-mi main {
        padding: 0 16px;

        /* igual que el portal en móvil */
    }
}

/* ====== HEADER LIBRO – La Verdad No Cambia ====== */
.book-header {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.book-header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.book-header .main-nav {
    display: flex;
    gap: 1rem;
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.book-header .main-nav a {
    text-decoration: none;
    color: #b0adc0;
}

.book-header .main-nav a:hover {
    text-decoration: underline;
    color: #f5f3ec;
}

.book-header .back-link {
    font-size: 0.9rem;
    color: #b0adc0;
    text-decoration: none;
}

.book-header .back-link:hover {
    text-decoration: underline;
}

/* Responsive para pantallas pequeñas del header del libro */
@media (max-width: 720px) {
    .book-header-top {
        flex-direction: column;
        align-items: flex-start;
    }

    .book-header .main-nav {
        padding-top: 0.25rem;
    }
}

/* ====== FOOTER ====== */
.site-footer {
    padding: 1.75rem 1.25rem 2.5rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-soft);
    margin-top: 1.5rem;
}

/* Forzar que el canvas de p5 rellene el contenedor */
#p5-hero-container {
    position: relative;
}

#p5-hero-container canvas {
    position: absolute;
    inset: 0;
    width: 100% !important;
    height: 100% !important;
    display: block;
}