/* =========================================================
   CorvexDev — Hoja de estilos principal
   Paleta morado / azul / cian sobre dark mode.
   Para cambiar la paleta, editá las variables CSS en :root.
   ========================================================= */

/* ---------- 1. Variables de diseño ---------- */
:root {
  /* Colores base (dark mode) */
  --color-bg: #0b0b1a;
  --color-bg-2: #11112a;
  --color-surface: #161636;
  --color-surface-2: #1d1d44;
  --color-border: rgba(255, 255, 255, 0.08);

  /* Texto */
  --color-text: #e6e7ee;
  --color-text-muted: #a1a3b8;
  --color-text-soft: #6c6e85;

  /* Acentos (paleta principal — morado, azul, cian) */
  --color-primary: #7c3aed;     /* morado */
  --color-primary-2: #4f46e5;   /* azul/violeta */
  --color-accent: #06b6d4;      /* cian */
  --color-accent-2: #22d3ee;    /* cian claro */
  --color-pink: #ec4899;        /* toque extra en gradientes */

  /* Gradientes reutilizables */
  --grad-primary: linear-gradient(135deg, #7c3aed 0%, #4f46e5 50%, #06b6d4 100%);
  --grad-primary-soft: linear-gradient(135deg, rgba(124, 58, 237, .25) 0%, rgba(6, 182, 212, .25) 100%);
  --grad-text: linear-gradient(135deg, #a78bfa 0%, #60a5fa 50%, #22d3ee 100%);

  /* Tipografía */
  --font-sans: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

  /* Tamaños fluidos */
  --fs-h1: clamp(2.2rem, 5vw + 1rem, 4.2rem);
  --fs-h2: clamp(1.8rem, 3vw + 1rem, 2.6rem);
  --fs-h3: clamp(1.2rem, 1vw + 1rem, 1.4rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;

  /* Espaciado y radios */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 5rem;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  /* Sombras */
  --shadow-sm: 0 4px 14px rgba(0, 0, 0, .25);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, .35);
  --shadow-glow: 0 0 40px rgba(124, 58, 237, .35);

  /* Transiciones */
  --t-fast: 180ms ease;
  --t-med: 320ms cubic-bezier(.2, .8, .2, 1);

  /* Layout */
  --max-w: 1100px;
}

/* ---------- 2. Reset y base ---------- */
* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px; /* Compensa header sticky al anclar (altura real del header) */
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* Fondo con gradiente sutil para profundidad, en pseudo-elemento fijo
   (evita jank de background-attachment: fixed en iOS Safari y no genera overflow-x) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: var(--color-bg);
  background-image:
    radial-gradient(1200px 600px at 10% -10%, rgba(124, 58, 237, .18), transparent 60%),
    radial-gradient(1000px 500px at 90% 0%, rgba(6, 182, 212, .15), transparent 60%),
    radial-gradient(800px 400px at 50% 100%, rgba(79, 70, 229, .12), transparent 60%);
}

/* ---------- 2b. Skip link (accesibilidad teclado) ---------- */
.skip-link {
  position: absolute;
  left: 0;
  top: -100px;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  border-radius: 0 0 var(--radius-sm) 0;
  transition: top var(--t-fast), opacity var(--t-fast);
  /* opacity + pointer-events garantizan invisibilidad real incluso
     si algún AT/extensión ignora el posicionamiento absoluto. */
  opacity: 0;
  pointer-events: none;
}
.skip-link:focus {
  top: 0;
  opacity: 1;
  pointer-events: auto;
  color: #fff;
  outline: 2px solid var(--color-accent-2);
  outline-offset: 2px;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--color-accent-2); }

ul { list-style: none; padding: 0; margin: 0; }

h1, h2, h3 { line-height: 1.2; margin: 0; font-weight: 700; letter-spacing: -0.02em; }
p  { margin: 0; }

/* ---------- 3. Utilidades ---------- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.gradient-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ---------- 4. Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--t-fast), box-shadow var(--t-fast),
              background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
  position: relative;
  overflow: hidden;
  user-select: none;
}
.btn:focus-visible {
  outline: 2px solid var(--color-accent-2);
  outline-offset: 3px;
}

.btn--primary {
  background: var(--grad-primary);
  color: #fff;
  box-shadow: 0 8px 24px rgba(124, 58, 237, .35);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(124, 58, 237, .55);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-2);
  transform: translateY(-2px);
}

.btn--block { width: 100%; }

/* ---------- 5. Header / Nav ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--t-med), border-color var(--t-med), backdrop-filter var(--t-med);
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: rgba(11, 11, 26, 0.75);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom-color: var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.nav__logo-mark {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 10px;
  background: var(--grad-primary);
  color: #fff;
  font-weight: 800;
  box-shadow: var(--shadow-glow);
}
.nav__logo-text { font-size: 1.1rem; }

.nav__list {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav__link {
  position: relative;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  padding: 0.4rem 0;
  transition: color var(--t-fast);
}
.nav__link:hover { color: var(--color-text); }
.nav__link:focus-visible {
  outline: 2px solid var(--color-accent-2);
  outline-offset: 4px;
  border-radius: 4px;
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--grad-primary);
  transition: width var(--t-med);
  border-radius: 2px;
}
.nav__link:hover::after,
.nav__link.is-active::after { width: 100%; }
.nav__link.is-active { color: var(--color-text); }

/* Hamburguesa (oculta en desktop) */
.nav__toggle {
  display: none;
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
  transition: border-color var(--t-fast), background var(--t-fast);
}
.nav__toggle:hover { border-color: var(--color-accent); }
.nav__toggle:focus-visible {
  outline: 2px solid var(--color-accent-2);
  outline-offset: 3px;
}
.nav__toggle span {
  width: 22px; height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--t-med), opacity var(--t-med);
}
.nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 var(--space-6);
  overflow: hidden;
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.hero__greeting {
  color: var(--color-accent-2);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: var(--space-2);
  opacity: 0;
  animation: fadeUp .8s .1s forwards;
}
.hero__title {
  font-size: var(--fs-h1);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: var(--space-3);
}
.hero__title-name {
  opacity: 0;
  animation: fadeUp .8s .25s forwards;
}
.hero__title-role {
  opacity: 0;
  animation: fadeUp .8s .4s forwards;
}
.hero__description {
  color: var(--color-text-muted);
  max-width: 620px;
  font-size: 1.1rem;
  margin-bottom: var(--space-4);
  opacity: 0;
  animation: fadeUp .8s .55s forwards;
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  opacity: 0;
  animation: fadeUp .8s .7s forwards;
}

/* Formas flotantes decorativas */
.hero__shapes { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
  animation: float 9s ease-in-out infinite;
}
.shape--1 {
  width: 380px; height: 380px;
  background: radial-gradient(circle, #7c3aed, transparent 70%);
  top: -80px; left: -80px;
  animation-delay: 0s;
}
.shape--2 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, #06b6d4, transparent 70%);
  bottom: 5%; right: 8%;
  animation-delay: -3s;
}
.shape--3 {
  width: 260px; height: 260px;
  background: radial-gradient(circle, #ec4899, transparent 70%);
  top: 40%; right: 30%;
  animation-delay: -6s;
  opacity: 0.25;
}

/* ---------- 7. Secciones genéricas ---------- */
.section {
  padding: var(--space-6) 0;
  position: relative;
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-5);
}
.section__eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent-2);
  margin-bottom: 0.6rem;
}
.section__title {
  font-size: var(--fs-h2);
  margin-bottom: var(--space-2);
}
.section__subtitle {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* ---------- 8. Tarjetas de servicios ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-3);
}

.card {
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg-2) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: transform var(--t-med), border-color var(--t-med), box-shadow var(--t-med);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--grad-primary-soft);
  opacity: 0;
  transition: opacity var(--t-med);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(124, 58, 237, .5);
  box-shadow: var(--shadow-md), 0 0 30px rgba(6, 182, 212, .15);
}
.card:hover::before { opacity: 1; }

.card__icon {
  position: relative;
  width: 52px; height: 52px;
  border-radius: 14px;
  display: grid; place-items: center;
  background: var(--grad-primary-soft);
  color: var(--color-accent-2);
  margin-bottom: var(--space-2);
  transition: transform var(--t-med);
}
.card__icon svg { width: 26px; height: 26px; }
.card:hover .card__icon { transform: scale(1.08) rotate(-4deg); }

.card__title { font-size: var(--fs-h3); margin-bottom: 0.5rem; }
.card__text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  position: relative;
}

/* ---------- 9. Listado de proyectos (dinámico desde Supabase) ---------- */
.proyectos {
  background: linear-gradient(180deg, transparent, rgba(124, 58, 237, .05), transparent);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-3);
}

.project-card {
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg-2) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--t-med), border-color var(--t-med), box-shadow var(--t-med);
}
.project-card:hover {
  transform: translateY(-6px);
  border-color: rgba(124, 58, 237, .5);
  box-shadow: var(--shadow-md), 0 0 30px rgba(6, 182, 212, .15);
}

.project-card__media {
  aspect-ratio: 16 / 9;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}
.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-card__body {
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}
.project-card__title { font-size: var(--fs-h3); margin: 0; }
.project-card__description {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  flex: 1;
}
.project-card__tags {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
}
.project-card__tags li {
  font-size: 0.72rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: rgba(124, 58, 237, .12);
  border: 1px solid rgba(124, 58, 237, .35);
  color: #c4b5fd;
  font-weight: 600;
}
.project-card__actions { margin-top: auto; }

/* Skeletons (estado de carga) */
.project-card--skeleton { pointer-events: none; }
.skeleton-shimmer {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.04) 0%,
    rgba(255, 255, 255, 0.10) 50%,
    rgba(255, 255, 255, 0.04) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite linear;
  width: 100%;
  height: 100%;
}
.skeleton-line {
  height: 12px;
  border-radius: 6px;
  background: linear-gradient(90deg, rgba(124, 58, 237, .5), rgba(6, 182, 212, .4));
  opacity: .35;
}
.skeleton-line--title { height: 18px; width: 70%; }
.skeleton-line--short { width: 55%; }

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Empty / error states */
.projects-empty,
.projects-error {
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--space-5) 0;
}
.projects-error { color: #fca5a5; }

/* Stagger de reveal para las tarjetas dinámicas.
   Mismo patrón que .cards .reveal:nth-child(n) en sección 13. */
.projects-grid .reveal:nth-child(1).is-visible { transition-delay: 0s; }
.projects-grid .reveal:nth-child(2).is-visible { transition-delay: .08s; }
.projects-grid .reveal:nth-child(3).is-visible { transition-delay: .16s; }
.projects-grid .reveal:nth-child(4).is-visible { transition-delay: .24s; }
.projects-grid .reveal:nth-child(5).is-visible { transition-delay: .32s; }
.projects-grid .reveal:nth-child(6).is-visible { transition-delay: .40s; }

/* ---------- 10. Sobre mí ---------- */
.sobre-mi__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-5);
  align-items: center;
}

.sobre-mi__photo { display: grid; place-items: center; }
.photo-frame {
  width: 260px; height: 260px;
  border-radius: 50%;
  background: var(--grad-primary);
  display: grid; place-items: center;
  position: relative;
  box-shadow: var(--shadow-md), 0 0 60px rgba(124, 58, 237, .35);
  animation: float 6s ease-in-out infinite;
}
.photo-frame::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: var(--color-bg);
}
.photo-initials {
  position: relative;
  z-index: 1;
  font-size: 4.5rem;
  font-weight: 800;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.sobre-mi__text {
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
.sobre-mi__skills-title {
  font-size: 1.05rem;
  margin-top: var(--space-3);
  margin-bottom: 0.8rem;
  color: var(--color-text);
}
.skills {
  display: flex; flex-wrap: wrap; gap: 0.6rem;
}
.skill {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: transform var(--t-fast), border-color var(--t-fast);
}
.skill:hover { transform: translateY(-2px); border-color: var(--color-accent); }
.skill__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--grad-primary);
  box-shadow: 0 0 10px rgba(124, 58, 237, .6);
}

/* ---------- 11. Contacto ---------- */
.contacto__grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-4);
  align-items: start;
}

.form {
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg-2) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex; flex-direction: column; gap: var(--space-2);
}

/* Honeypot: oculto a usuarios y AT. Los bots que llenan todos los inputs caen acá.
   visibility:hidden + opacity:0 garantiza invisibilidad real incluso si el
   posicionamiento absoluto falla o si hay un overflow/zoom raro. */
.form__honeypot {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.email-link { cursor: pointer; }
.form__group { display: flex; flex-direction: column; gap: 0.4rem; }
.form__group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}
.form__required { color: var(--color-accent-2); margin-left: 0.15rem; }
.form__group input,
.form__group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  resize: vertical;
}
.form__group input:focus-visible,
.form__group textarea:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, .15);
}
.form__group input.is-invalid,
.form__group textarea.is-invalid {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, .15);
}
.form__error {
  color: #fca5a5;
  font-size: 0.8rem;
  min-height: 1em;
}
.form__counter {
  color: var(--color-text-soft);
  font-size: 0.75rem;
  text-align: right;
}
.form__status {
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.8rem;
  font-size: 0.9rem;
  text-align: center;
  margin: 0;
}
.form__status--success {
  color: #6ee7b7;
  background: rgba(16, 185, 129, .1);
  border: 1px solid rgba(16, 185, 129, .35);
}
.form__status--error {
  color: #fca5a5;
  background: rgba(239, 68, 68, .08);
  border: 1px solid rgba(239, 68, 68, .35);
}
/* El botón de submit deshabilitado mantiene contraste suficiente. */
.btn:disabled {
  cursor: not-allowed;
  opacity: 0.7;
  transform: none;
}

.contacto__info {
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg-2) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}
.contacto__info h3 { font-size: 1.1rem; margin-bottom: var(--space-3); }
.contacto__list { display: flex; flex-direction: column; gap: var(--space-2); }
.contacto__list li { display: flex; flex-direction: column; gap: 0.2rem; }
.contacto__label {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-soft);
  font-weight: 600;
}
.contacto__list a { color: var(--color-text); font-weight: 500; }
.contacto__list a:hover { color: var(--color-accent-2); }

/* ---------- 12. Footer ---------- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-3) 0;
  margin-top: var(--space-5);
  background: rgba(11, 11, 26, .6);
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.footer__copy { color: var(--color-text-muted); font-size: 0.9rem; }
.footer__social { display: flex; gap: 1.2rem; }
.footer__social a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}
.footer__social a:hover { color: var(--color-accent-2); }

/* ---------- 13. Animaciones de aparición al scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2, .8, .2, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  /* will-change SOLO mientras está animando, no permanente */
  will-change: opacity, transform;
}

/* Stagger leve para grupos de tarjetas */
.cards .reveal:nth-child(1).is-visible { transition-delay: 0s; }
.cards .reveal:nth-child(2).is-visible { transition-delay: .1s; }
.cards .reveal:nth-child(3).is-visible { transition-delay: .2s; }
.cards .reveal:nth-child(4).is-visible { transition-delay: .3s; }

/* ---------- 14. Keyframes ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50%      { transform: translate(20px, -25px); }
}

/* ---------- 15. Responsive ---------- */
@media (max-width: 900px) {
  .sobre-mi__grid,
  .contacto__grid {
    grid-template-columns: 1fr;
  }
  .photo-frame { width: 200px; height: 200px; }
  .photo-initials { font-size: 3.4rem; }
}

@media (max-width: 720px) {
  .nav__toggle { display: flex; }

  .nav__list {
    position: fixed;
    top: 72px;
    left: 0; right: 0;
    flex-direction: column;
    align-items: center;
    gap: 1.4rem;
    padding: 2rem 1rem;
    background: rgba(11, 11, 26, .96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-150%);
    opacity: 0;
    /* visibility:hidden saca los links del tab order cuando está cerrado.
       El delay 0s evita que el menu "aparezca" antes de terminar el transform. */
    visibility: hidden;
    transition: transform var(--t-med), opacity var(--t-med),
                visibility 0s linear var(--t-med);
    pointer-events: none;
  }
  .nav__list.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    transition: transform var(--t-med), opacity var(--t-med),
                visibility 0s linear 0s;
    pointer-events: auto;
  }

  /* Mobile: las tarjetas pasan a una columna */
  .projects-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero { padding-top: 100px; }
  .section { padding: var(--space-5) 0; }
  .form, .contacto__info { padding: var(--space-3); }
  .footer__inner { justify-content: center; text-align: center; }
}

/* ---------- 16. Accesibilidad: respetar usuarios con motion reducido ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .reveal.is-visible { will-change: auto; }
  .skeleton-shimmer { animation: none; }
}