/* ==========================================================
   Copy's Place — Estilos (Material Design 3)
   Orden: base · componentes · layout · secciones · animación
   ========================================================== */

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--surface);
  color: var(--on-surface);
  font: 400 1rem/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
a { color: var(--primary); }
h1, h2, h3, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; }
[hidden] { display: none !important; }

.icon { width: 1.5rem; height: 1.5rem; fill: currentColor; flex: none; }
.sr-only {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: fixed; left: 16px; top: -64px; z-index: 200;
  background: var(--primary); color: var(--on-primary);
  padding: 12px 20px; border-radius: var(--r-full); text-decoration: none;
  transition: top 0.3s var(--ease);
}
.skip:focus { top: 12px; }
.container { width: min(1120px, 100% - 32px); margin-inline: auto; }

/* Tipografía */
.display { font: 700 clamp(2.9rem, 9vw, 5.75rem)/0.98 var(--font-display); letter-spacing: -0.025em; }
.headline { font: 600 clamp(1.8rem, 4.2vw, 2.6rem)/1.12 var(--font-display); letter-spacing: -0.01em; }
.title-lg { font: 600 1.375rem/1.3 var(--font-display); }
.title-md { font: 600 1.125rem/1.3 var(--font-display); }
.label { font: 500 0.875rem/1.25 var(--font-body); letter-spacing: 0.01em; }
.muted { color: var(--on-surface-variant); }

/* ---------- Componentes ---------- */

/* Capa de estado + ripple (todo lo que lleve .rip) */
.rip { position: relative; overflow: hidden; isolation: isolate; -webkit-tap-highlight-color: transparent; }
.rip::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: currentColor; opacity: 0; transition: opacity 0.2s;
  pointer-events: none;
}
.rip:hover::before { opacity: 0.08; }
.rip:focus-visible::before, .rip:active::before { opacity: 0.12; }
.ripple {
  position: absolute; border-radius: 50%; background: currentColor; opacity: 0.22;
  transform: scale(0); animation: ripple 0.65s var(--ease-decel) forwards; pointer-events: none;
}
@keyframes ripple { to { transform: scale(1); opacity: 0; } }

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 40px; padding: 0 24px; border-radius: var(--r-full);
  font: 500 0.875rem/1 var(--font-body); letter-spacing: 0.1px; text-decoration: none;
  user-select: none;
  transition: box-shadow 0.3s var(--ease), transform 0.25s var(--ease-spring), background-color 0.3s;
}
.btn:active { transform: scale(0.96); }
.btn .icon { width: 1.125rem; height: 1.125rem; }
.btn-lg { min-height: 56px; padding: 0 32px; font-size: 1rem; }
.btn-filled { background: var(--primary); color: var(--on-primary); }
.btn-filled:hover { box-shadow: var(--shadow-2); }
.btn-tonal { background: var(--secondary-container); color: var(--on-secondary-container); }
.btn-tonal:hover { box-shadow: var(--shadow-1); }
.btn-outlined { border: 1px solid var(--outline); color: var(--primary); }
.btn-text { padding: 0 12px; color: var(--primary); }
.btn[disabled] { opacity: 0.6; pointer-events: none; }

.icon-btn {
  display: inline-grid; place-items: center; width: 44px; height: 44px; flex: none;
  border-radius: 50%; color: var(--on-surface-variant);
  transition: transform 0.25s var(--ease-spring), background-color 0.3s;
}
.icon-btn:active { transform: scale(0.88); }
.icon-btn.tonal { background: var(--secondary-container); color: var(--on-secondary-container); }
.icon-btn.filled { background: var(--primary); color: var(--on-primary); }
.icon-btn[disabled] { opacity: 0.4; pointer-events: none; }

/* Chips */
.chip {
  display: inline-flex; align-items: center; gap: 8px; height: 32px; padding: 0 12px;
  border: 1px solid var(--outline-variant); border-radius: var(--r-sm);
  font: 500 0.875rem/1 var(--font-body); color: var(--on-surface-variant);
  background: transparent; white-space: nowrap;
  transition: background-color 0.3s, border-color 0.3s, color 0.3s;
}
.chip .icon { width: 1.125rem; height: 1.125rem; }
.chip.static { cursor: default; }
button.chip[aria-pressed="true"] {
  background: var(--secondary-container); border-color: transparent; color: var(--on-secondary-container);
}
button.chip .tick {
  width: 0; margin-right: -8px; opacity: 0; transform: scale(0.4);
  transition: width 0.3s var(--ease), margin 0.3s var(--ease), opacity 0.3s, transform 0.3s var(--ease-spring);
}
button.chip[aria-pressed="true"] .tick { width: 1.125rem; margin-right: 0; opacity: 1; transform: none; }
.chip.tonal { background: var(--tertiary-container); color: var(--on-tertiary-container); border-color: transparent; }
.chip.plain { background: var(--surface-container-highest); border-color: transparent; color: var(--on-surface); }
.chip .dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }

/* Tarjetas */
.card {
  background: var(--surface-container-low); border-radius: var(--r-xl); padding: 24px;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), background-color 0.3s;
}
.card.lift:hover { transform: translateY(-6px); box-shadow: var(--shadow-3); }

/* Barra de progreso lineal */
.linear { height: 6px; border-radius: var(--r-full); background: var(--surface-container-highest); overflow: hidden; }
.linear > i {
  display: block; height: 100%; width: var(--value, 0%); border-radius: inherit; background: var(--primary);
  transform-origin: left; transform: scaleX(0); transition: transform 1.1s var(--ease) 0.2s;
}
.in .linear > i, .linear.in > i { transform: scaleX(1); }

/* Snackbar */
.snackbar {
  position: fixed; left: 50%; bottom: 24px; z-index: 120; max-width: min(92vw, 420px);
  background: var(--on-surface); color: var(--surface);
  padding: 14px 20px; border-radius: var(--r-sm); font-size: 0.9rem; box-shadow: var(--shadow-3);
  transform: translate(-50%, 140%); opacity: 0;
  transition: transform 0.4s var(--ease), opacity 0.25s;
  pointer-events: none;
}
.snackbar.show { transform: translate(-50%, 0); opacity: 1; }

/* FAB */
.fab {
  position: fixed; right: 20px; bottom: 20px; z-index: 40;
  width: 56px; height: 56px; border-radius: var(--r-lg);
  display: grid; place-items: center;
  background: var(--primary-container); color: var(--on-primary-container); box-shadow: var(--shadow-3);
  transform: scale(0) rotate(-45deg); opacity: 0;
  transition: transform 0.45s var(--ease-spring), opacity 0.25s, border-radius 0.3s;
}
.fab.show { transform: none; opacity: 1; }
.fab:hover { border-radius: 50%; }

/* Campos de texto (outlined) */
.field { position: relative; margin-bottom: 4px; }
.field input, .field textarea {
  width: 100%; padding: 16px; border: 1px solid var(--outline); border-radius: var(--r-xs);
  background: transparent; color: var(--on-surface); font: inherit; outline: 0; resize: vertical;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field textarea { min-height: 132px; }
.field input:hover, .field textarea:hover { border-color: var(--on-surface); }
.field input:focus, .field textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
.field label {
  position: absolute; left: 12px; top: 16px; padding: 0 4px; line-height: 1.5;
  background: var(--field-bg, var(--surface-container-low));
  color: var(--on-surface-variant); transform-origin: left top; pointer-events: none;
  transition: transform 0.25s var(--ease), color 0.2s;
}
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label {
  transform: translateY(-26px) scale(0.75);
}
.field input:focus + label, .field textarea:focus + label { color: var(--primary); }
.field.invalid input, .field.invalid textarea { border-color: var(--error); box-shadow: 0 0 0 1px var(--error); }
.field.invalid label { color: var(--error); }
.support {
  display: flex; justify-content: space-between; gap: 12px; min-height: 1.5rem;
  padding: 4px 16px 0; font-size: 0.75rem; color: var(--on-surface-variant);
}
.field.invalid .support .msg { color: var(--error); }
.field.shake { animation: shake 0.4s var(--ease); }
@keyframes shake { 20%, 60% { transform: translateX(-6px); } 40%, 80% { transform: translateX(6px); } }

.spinner {
  width: 20px; height: 20px; border-radius: 50%;
  border: 3px solid currentColor; border-right-color: transparent; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- App bar + navegación ---------- */
.appbar {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: 64px;
  background: transparent; transition: background-color 0.35s, box-shadow 0.35s, backdrop-filter 0.35s;
}
.appbar.scrolled {
  background: var(--surface-container);
  box-shadow: var(--shadow-1);
}
@supports (background: color-mix(in srgb, red, blue)) {
  .appbar.scrolled { background: color-mix(in srgb, var(--surface-container) 82%, transparent); backdrop-filter: blur(16px) saturate(1.3); }
}
.appbar-in { height: 100%; display: flex; align-items: center; gap: 8px; }
.brand {
  display: inline-flex; align-items: center; gap: 10px; margin-right: auto;
  font: 700 1.25rem/1 var(--font-display); color: var(--on-surface); text-decoration: none;
}
.brand-mark { width: 34px; height: 34px; color: var(--cat-fur); transition: transform 0.5s var(--ease-spring); }
.brand:hover .brand-mark { transform: rotate(-12deg) scale(1.12); }
.progress { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; overflow: hidden; }
.progress i {
  display: block; height: 100%; background: var(--primary);
  transform-origin: left; transform: scaleX(var(--p, 0));
}

.nav { position: relative; display: none; gap: 4px; margin-right: 8px; }
.nav a {
  position: relative; z-index: 1; padding: 10px 16px; border-radius: var(--r-full);
  font: 500 0.9rem/1 var(--font-body); color: var(--on-surface-variant); text-decoration: none;
  transition: color 0.3s;
}
.nav a:hover { color: var(--on-surface); }
.nav a[aria-current="true"] { color: var(--on-secondary-container); }
.nav-pill {
  position: absolute; z-index: 0; top: 0; bottom: 0; left: 0; width: 0;
  border-radius: var(--r-full); background: var(--secondary-container);
  transition: transform 0.5s var(--ease), width 0.5s var(--ease), opacity 0.3s;
}
@media (min-width: 1040px) {
  .nav { display: flex; }
  .menu-btn { display: none; }
}

/* Icono de tema (sol/luna) */
.theme-btn { position: relative; }
.theme-btn .icon { position: absolute; transition: transform 0.6s var(--ease-spring), opacity 0.3s; }
:root[data-theme="dark"] .theme-btn .i-moon { transform: rotate(90deg) scale(0); opacity: 0; }
:root:not([data-theme="dark"]) .theme-btn .i-sun { transform: rotate(-90deg) scale(0); opacity: 0; }

/* Drawer (menú móvil) */
.scrim {
  position: fixed; inset: 0; z-index: 60; background: var(--scrim);
  opacity: 0; pointer-events: none; transition: opacity 0.35s;
}
.drawer {
  position: fixed; inset: 0 auto 0 0; z-index: 70; width: min(330px, 86vw);
  display: flex; flex-direction: column; padding: 16px 12px;
  background: var(--surface-container-low); border-radius: 0 var(--r-xl) var(--r-xl) 0;
  transform: translateX(-105%); transition: transform 0.45s var(--ease), visibility 0.45s;
  visibility: hidden;
}
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 4px 4px 16px 16px; }
.drawer a {
  display: flex; align-items: center; gap: 12px; height: 56px; padding: 0 20px; margin-bottom: 4px;
  border-radius: var(--r-full); color: var(--on-surface-variant); text-decoration: none;
  font: 500 0.95rem/1 var(--font-body);
  opacity: 0; transform: translateX(-16px);
  transition: opacity 0.4s var(--ease), transform 0.5s var(--ease), background-color 0.3s, color 0.3s;
  transition-delay: calc(var(--i, 0) * 45ms + 120ms);
}
.drawer a[aria-current="true"] { background: var(--secondary-container); color: var(--on-secondary-container); }
body.drawer-open .drawer { transform: none; visibility: visible; }
body.drawer-open .scrim { opacity: 1; pointer-events: auto; }
body.drawer-open .drawer a { opacity: 1; transform: none; }
body.drawer-open { overflow: hidden; }

/* ---------- Secciones ---------- */
.section { padding: clamp(64px, 10vw, 112px) 0; position: relative; }
.band {
  background: var(--surface-container-low); border-radius: var(--r-xxl);
  margin-inline: clamp(0px, 1vw, 16px);
}
.band .card { background: var(--surface-container); --field-bg: var(--surface-container); }
.section-head { margin-bottom: clamp(28px, 5vw, 48px); max-width: 640px; }
.overline {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 12px;
  font: 500 0.8rem/1 var(--font-body); letter-spacing: 0.12em; text-transform: uppercase; color: var(--primary);
}
.overline .icon { width: 1.125rem; height: 1.125rem; }
.section-head p { margin-top: 12px; color: var(--on-surface-variant); font-size: 1.05rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100svh; display: grid; align-items: center;
  padding: 104px 0 72px; overflow: hidden;
}
.hero::before, .hero::after {
  content: ""; position: absolute; border-radius: 50%; pointer-events: none; z-index: 0;
  filter: blur(8px);
}
.hero::before {
  width: 62vmax; height: 62vmax; right: -22vmax; top: -24vmax;
  background: radial-gradient(closest-side, var(--primary-container), transparent);
  opacity: 0.75; animation: drift 16s ease-in-out infinite alternate;
}
.hero::after {
  width: 40vmax; height: 40vmax; left: -16vmax; bottom: -18vmax;
  background: radial-gradient(closest-side, var(--tertiary-container), transparent);
  opacity: 0.55; animation: drift 21s ease-in-out infinite alternate-reverse;
}
@keyframes drift { to { transform: translate(-6vmax, 5vmax) scale(1.12); } }

.hero-grid {
  position: relative; z-index: 1; display: grid; gap: 40px; align-items: center;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) { .hero-grid { grid-template-columns: 1.1fr 0.9fr; gap: 56px; } }
.hero-copy { text-align: center; }
@media (min-width: 900px) { .hero-copy { text-align: left; } }
.hero-copy .chip { margin-bottom: 20px; }
.hero-copy h1 em { font-style: normal; color: var(--primary); }
.hero-copy .lead {
  max-width: 34ch; margin: 20px auto 0; font-size: clamp(1.05rem, 2.2vw, 1.25rem); color: var(--on-surface-variant);
}
@media (min-width: 900px) { .hero-copy .lead { margin-inline: 0; } }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; justify-content: center; }
@media (min-width: 900px) { .hero-actions { justify-content: flex-start; } }

.hero-art { position: relative; width: min(100%, 460px); margin-inline: auto; }
.hero-art::before {
  content: ""; position: absolute; inset: 6% 2% 2%; background: var(--primary-container);
  border-radius: 42% 58% 55% 45% / 48% 42% 58% 52%;
  animation: morph 11s ease-in-out infinite alternate;
}
@keyframes morph {
  50% { border-radius: 58% 42% 40% 60% / 55% 58% 42% 45%; }
  100% { border-radius: 46% 54% 60% 40% / 40% 52% 48% 60%; transform: rotate(3deg); }
}
.hero-art svg { position: relative; width: 100%; height: auto; overflow: visible; cursor: pointer; }

/* Gato asomado */
.cat-head { animation: peek 1.1s var(--ease-spring) 0.5s both; }
@keyframes peek { from { transform: translateY(210px); } to { transform: none; } }
.cat-paw { transform-box: fill-box; transform-origin: center bottom; animation: paw-in 0.6s var(--ease-spring) 1.3s both; }
.cat-paw.r { animation-delay: 1.45s; }
@keyframes paw-in { from { transform: translateY(24px) scale(0.6); opacity: 0; } to { transform: none; opacity: 1; } }
.eye { transform-box: fill-box; transform-origin: center; animation: blink 6s infinite; }
.eye.r { animation-delay: 0.04s; }
@keyframes blink { 0%, 93%, 100% { transform: scaleY(1); } 96% { transform: scaleY(0.08); } }
.whisk { animation: twitch 5s ease-in-out infinite; }
.whisk.l { transform-origin: 120px 228px; }
.whisk.r { transform-origin: 280px 228px; animation-delay: 0.3s; }
@keyframes twitch { 0%, 88%, 100% { transform: rotate(0); } 92% { transform: rotate(4deg); } 96% { transform: rotate(-3deg); } }
.hero-art.hop svg { animation: hop 0.6s var(--ease-spring); }
@keyframes hop { 30% { transform: translateY(-22px) rotate(-3deg); } 60% { transform: translateY(0) rotate(2deg); } }

/* Huellitas flotantes */
.paws { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.paws .icon {
  position: absolute; width: var(--s, 32px); height: var(--s, 32px); color: var(--primary); opacity: 0.14;
  left: var(--x); top: var(--y); animation: float 7s ease-in-out infinite; animation-delay: var(--d, 0s);
}
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(var(--r, 0deg)); }
  50% { transform: translateY(-22px) rotate(calc(var(--r, 0deg) + 14deg)); }
}

/* ---------- Carrusel (novedades) ---------- */
.carousel { position: relative; --slide-w: min(520px, 84vw); }
.c-track {
  position: relative; display: flex; gap: 16px; overflow-x: auto; padding: 8px calc((100% - var(--slide-w)) / 2) 24px;
  scroll-snap-type: x mandatory; scrollbar-width: none; -webkit-overflow-scrolling: touch;
  cursor: grab; outline-offset: -4px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.c-track::-webkit-scrollbar { display: none; }
.c-track.dragging { scroll-snap-type: none; scroll-behavior: auto; cursor: grabbing; user-select: none; }
.slide {
  flex: 0 0 var(--slide-w); scroll-snap-align: center; display: flex; flex-direction: column; gap: 14px;
  min-height: 280px; padding: 28px; border-radius: var(--r-xl);
  background: var(--c-bg); color: var(--c-fg);
  opacity: 0.5; transform: scale(0.93);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.slide.is-active { opacity: 1; transform: none; }
.slide:nth-child(3n + 1) { --c-bg: var(--primary-container); --c-fg: var(--on-primary-container); }
.slide:nth-child(3n + 2) { --c-bg: var(--secondary-container); --c-fg: var(--on-secondary-container); }
.slide:nth-child(3n) { --c-bg: var(--tertiary-container); --c-fg: var(--on-tertiary-container); }
.slide-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.slide-ico {
  width: 52px; height: 52px; border-radius: var(--r-lg); display: grid; place-items: center;
  background: color-mix(in srgb, var(--c-fg) 14%, transparent);
}
.slide .chip { border-color: color-mix(in srgb, var(--c-fg) 35%, transparent); color: inherit; }
.slide .month { font: 500 0.8rem/1 var(--font-body); letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.75; }
.slide h3 { font: 600 1.6rem/1.2 var(--font-display); }
.slide p { opacity: 0.88; }
.c-controls { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 4px; }
.c-dots { display: flex; align-items: center; gap: 8px; padding: 0 8px; }
.c-dot {
  position: relative; width: 10px; height: 10px; border-radius: var(--r-full); overflow: hidden;
  background: var(--outline-variant); transition: width 0.5s var(--ease), background-color 0.3s;
}
.c-dot.active { width: 40px; background: var(--outline-variant); }
.c-dot::after {
  content: ""; position: absolute; inset: 0; background: var(--primary); transform-origin: left; transform: scaleX(0);
}
.c-dot.active::after { transform: scaleX(1); }
.c-dot.active.run::after { animation: dot-fill var(--interval, 6s) linear both; }
@keyframes dot-fill { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.c-toggle .i-play { display: none; }
.c-toggle[aria-pressed="false"] .i-play { display: block; }
.c-toggle[aria-pressed="false"] .i-pause { display: none; }

/* ---------- Proyectos ---------- */
.filters { margin-bottom: 28px; }
.grid-projects { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.grid-projects > .p-wrap { display: flex; }
.p-wrap > .project { width: 100%; }
.project {
  display: flex; flex-direction: column; gap: 14px; text-align: left; width: 100%;
  background: var(--surface-container-low); cursor: pointer;
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), opacity 0.3s, scale 0.3s;
}
.band .project { background: var(--surface-container); }
.project:hover { transform: translateY(-6px); box-shadow: var(--shadow-3); }
.project.leaving { opacity: 0; scale: 0.9; }
.project.entering { animation: pop-in 0.5s var(--ease-spring) both; }
@keyframes pop-in { from { opacity: 0; scale: 0.88; } to { opacity: 1; scale: 1; } }
.p-ico {
  width: 56px; height: 56px; border-radius: var(--r-lg); display: grid; place-items: center;
  background: var(--primary-container); color: var(--on-primary-container);
  transition: border-radius 0.5s var(--ease), transform 0.5s var(--ease-spring);
}
.project:hover .p-ico { border-radius: 50%; transform: rotate(-8deg) scale(1.08); }
.project p { color: var(--on-surface-variant); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.p-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 8px; padding-top: 4px; }
.p-more { display: inline-flex; align-items: center; gap: 4px; color: var(--primary); font: 500 0.875rem/1 var(--font-body); }
.p-more .icon { width: 1.125rem; height: 1.125rem; transition: transform 0.4s var(--ease); }
.project:hover .p-more .icon { transform: translateX(6px); }

/* Diálogos (detalle de proyecto y lightbox) */
dialog { border: 0; padding: 0; color: var(--on-surface); max-width: none; max-height: none; }
dialog::backdrop { background: var(--scrim); opacity: 0; transition: opacity 0.35s; }
dialog.open::backdrop { opacity: 1; }
.dialog {
  width: min(560px, calc(100% - 32px)); max-height: calc(100svh - 48px); margin: auto;
  background: var(--surface-container-high); border-radius: var(--r-xl); overflow: auto;
  opacity: 0; transform: translateY(32px) scale(0.94);
  transition: opacity 0.3s, transform 0.45s var(--ease);
}
.dialog.open { opacity: 1; transform: none; }
.dialog-body { padding: 28px; display: flex; flex-direction: column; gap: 18px; }
.dialog-head { display: flex; align-items: flex-start; gap: 16px; }
.dialog-head h3 { font: 600 1.6rem/1.2 var(--font-display); }
.dialog-head .icon-btn { margin: -6px -8px 0 auto; }
.dialog-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; padding-top: 8px; }
@media (max-width: 600px) {
  .dialog { width: 100%; margin: auto 0 0; border-radius: var(--r-xl) var(--r-xl) 0 0; transform: translateY(100%); max-height: 88svh; }
  .dialog.open { transform: none; }
}

/* ---------- Galería ---------- */
.gallery { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); }
.g-item {
  position: relative; aspect-ratio: 4 / 3; border-radius: var(--r-lg); overflow: hidden;
  background: var(--surface-container-high); box-shadow: var(--shadow-1);
  transition: border-radius 0.5s var(--ease), transform 0.5s var(--ease);
}
.g-item:hover { border-radius: var(--r-xxl); transform: scale(1.02); }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease); }
.g-item:hover img { transform: scale(1.08); }
.g-cap {
  position: absolute; inset: auto 0 0; padding: 28px 14px 12px; color: #fff; text-align: left; font-size: 0.875rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7)); transform: translateY(100%); transition: transform 0.4s var(--ease);
}
.g-item:hover .g-cap, .g-item:focus-visible .g-cap { transform: none; }
.empty {
  display: grid; justify-items: center; gap: 12px; text-align: center; padding: 40px 20px;
  border-radius: var(--r-xl); background: var(--surface-container-low); border: 2px dashed var(--outline-variant);
}
.empty svg { width: 220px; height: auto; }
.empty p { max-width: 38ch; color: var(--on-surface-variant); }
.zzz text { fill: var(--primary); font: 700 20px var(--font-display); animation: zzz 3.2s ease-in-out infinite; opacity: 0; }
.zzz text:nth-child(2) { animation-delay: 0.8s; }
.zzz text:nth-child(3) { animation-delay: 1.6s; }
@keyframes zzz { 0% { opacity: 0; transform: translate(0, 8px); } 30% { opacity: 1; } 100% { opacity: 0; transform: translate(10px, -22px); } }
.breath { transform-box: fill-box; transform-origin: center bottom; animation: breath 3.4s ease-in-out infinite; }
@keyframes breath { 50% { transform: scale(1.03, 1.06); } }

.lightbox {
  width: 100%; height: 100%; background: transparent; margin: 0;
  display: none; place-items: center;
}
.lightbox[open] { display: grid; }
.lightbox::backdrop { background: rgba(10, 6, 3, 0.92); }
.lb-stage { position: relative; display: grid; gap: 12px; justify-items: center; max-width: 94vw; }
.lb-stage img {
  max-width: 94vw; max-height: 78svh; border-radius: var(--r-lg);
  opacity: 0; transform: scale(0.94); transition: opacity 0.35s, transform 0.5s var(--ease);
}
.lightbox.open .lb-stage img { opacity: 1; transform: none; }
.lb-cap { color: #f0dfd6; text-align: center; min-height: 1.5em; }
.lb-btn { position: fixed; color: #fff; background: rgba(255, 255, 255, 0.14); }
.lb-close { top: 16px; right: 16px; }
.lb-prev { left: 16px; top: 50%; margin-top: -22px; }
.lb-next { right: 16px; top: 50%; margin-top: -22px; }

/* ---------- Acerca ---------- */
.about-grid { display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .about-grid { grid-template-columns: 1.4fr 1fr; } }
.about-id { display: flex; align-items: center; gap: 18px; margin-bottom: 20px; }
.avatar {
  width: 84px; height: 84px; border-radius: 50%; display: grid; place-items: center; flex: none;
  background: var(--primary-container); color: var(--cat-fur);
  animation: avatar-morph 9s ease-in-out infinite alternate;
}
.avatar svg { width: 56px; height: 56px; }
@keyframes avatar-morph {
  to { border-radius: 38% 62% 55% 45% / 55% 40% 60% 45%; }
}
.about-text p + p { margin-top: 14px; }
.about-text p { color: var(--on-surface-variant); }
.skills { margin-top: 24px; }
.links { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; }
.tile {
  display: flex; align-items: center; gap: 16px; min-height: 60px; padding: 8px 12px; border-radius: var(--r-lg);
  text-decoration: none; color: var(--on-surface);
  transition: transform 0.35s var(--ease), background-color 0.3s;
}
.tile:hover { transform: translateX(6px); }
.tile .lead-ico {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; flex: none;
  background: var(--secondary-container); color: var(--on-secondary-container);
}
.tile .tail { margin-left: auto; color: var(--on-surface-variant); width: 1.25rem; height: 1.25rem; }

/* ---------- Buzón ---------- */
.mail-grid { display: grid; gap: 20px; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 900px) { .mail-grid { grid-template-columns: 1fr 1fr; } }
.mail-form { display: flex; flex-direction: column; gap: 14px; }
.mail-form .btn { align-self: flex-start; margin-top: 4px; }
.mail-form .hp { position: absolute; left: -9999px; }
.note { display: flex; gap: 10px; align-items: flex-start; font-size: 0.875rem; color: var(--on-surface-variant); }
.note .icon { width: 1.25rem; height: 1.25rem; margin-top: 1px; color: var(--primary); }
.msgs { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; max-height: 420px; overflow-y: auto; padding-right: 4px; }
.msg-item {
  display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: start;
  padding: 14px; border-radius: var(--r-lg); background: var(--surface-container-high);
  animation: slide-in 0.5s var(--ease-decel) both; overflow: hidden;
  transition: opacity 0.3s, transform 0.4s var(--ease), max-height 0.4s var(--ease), padding 0.4s var(--ease), margin 0.4s var(--ease);
  max-height: 400px;
}
.msg-item.removing { opacity: 0; transform: translateX(40px); max-height: 0; padding-block: 0; margin-block: -5px; }
@keyframes slide-in { from { opacity: 0; transform: translateY(-14px) scale(0.97); } }
.msg-avatar {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  background: var(--tertiary-container); color: var(--on-tertiary-container); font: 600 1rem/1 var(--font-display);
}
.msg-meta { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.msg-meta b { font-weight: 500; }
.msg-meta time { font-size: 0.75rem; color: var(--on-surface-variant); }
.msg-text { white-space: pre-wrap; overflow-wrap: anywhere; color: var(--on-surface-variant); }
.msgs-empty { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 28px 12px; text-align: center; color: var(--on-surface-variant); }
.msgs-empty .icon { width: 2.5rem; height: 2.5rem; color: var(--primary); opacity: 0.6; }

/* ---------- Footer ---------- */
.footer {
  margin-top: clamp(48px, 8vw, 96px); padding: 48px 0 40px; text-align: center;
  background: var(--surface-container); border-radius: var(--r-xxl) var(--r-xxl) 0 0;
}
.footer .brand { margin: 0 auto 20px; justify-content: center; }
.footer .socials { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 24px; }
.footer p { font-size: 0.875rem; color: var(--on-surface-variant); }
.footer p + p { margin-top: 4px; opacity: 0.8; }

/* ---------- Animación de entrada ---------- */
.js .reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.9s var(--ease);
  transition-delay: calc(var(--d, 0) * 70ms);
}
.js .reveal.in { opacity: 1; transform: none; }
.rise { animation: rise 0.9s var(--ease-decel) both; animation-delay: calc(var(--d, 0) * 110ms + 150ms); }
@keyframes rise { from { opacity: 0; transform: translateY(30px); } }

/* Transición circular al cambiar de tema */
::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }
::view-transition-old(root) { z-index: 1; }
::view-transition-new(root) { z-index: 2; }

/* ---------- Libros ---------- */
.books { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 460px), 1fr)); }
.book-wrap { display: flex; }
.book { display: flex; gap: 24px; width: 100%; padding: 22px; }
.book:hover { transform: translateY(-4px); box-shadow: var(--shadow-3); }
.book-cover {
  position: relative; flex: 0 0 clamp(110px, 30%, 150px); aspect-ratio: 2 / 3; align-self: flex-start;
  border-radius: 6px var(--r-md) var(--r-md) 6px; overflow: hidden;
  box-shadow: var(--shadow-2), inset 7px 0 0 rgba(0, 0, 0, 0.14);
  transform: perspective(800px) rotateY(-12deg); transform-origin: left center;
  transition: transform 0.7s var(--ease);
}
.book:hover .book-cover { transform: perspective(800px) rotateY(-3deg) translateY(-4px); }
.book-cover img { width: 100%; height: 100%; object-fit: cover; }
.book-cover.gen {
  display: flex; flex-direction: column; align-items: center; justify-content: space-between;
  padding: 18px 10px 16px; text-align: center;
  background: linear-gradient(155deg, var(--primary-container), var(--tertiary-container)); color: var(--on-primary-container);
}
.book-cover.gen.v1 { background: linear-gradient(155deg, var(--secondary-container), var(--primary-container)); color: var(--on-secondary-container); }
.book-cover.gen.v2 { background: linear-gradient(155deg, var(--tertiary-container), var(--secondary-container)); color: var(--on-tertiary-container); }
.bc-mark svg { width: 40px; height: 40px; color: var(--cat-fur); }
.bc-title { font: 600 0.95rem/1.25 var(--font-display); overflow-wrap: anywhere; }
.book-info { display: flex; flex-direction: column; gap: 10px; min-width: 0; flex: 1; }
.book-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 8px; }
@media (max-width: 520px) {
  .book { flex-direction: column; align-items: center; }
  .book-cover { flex-basis: auto; width: 150px; align-self: center; }
  .book-info { width: 100%; }
}

/* ---------- Avances (línea de tiempo) ---------- */
.band { --tl-bg: var(--surface-container-low); }
.timeline { --tl-bg: var(--surface); position: relative; max-width: 780px; display: flex; flex-direction: column; gap: 18px; padding-left: 36px; }
.band .timeline { --tl-bg: var(--surface-container-low); }
.timeline::before { content: ""; position: absolute; left: 10px; top: 10px; bottom: 10px; width: 2px; border-radius: 2px; background: var(--outline-variant); }
.tl-item { position: relative; }
.tl-dot {
  position: absolute; left: -36px; top: 22px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--tl-bg); border: 4px solid var(--primary); transition: transform 0.5s var(--ease-spring);
}
.tl-item:hover .tl-dot { transform: scale(1.3); }
.tl-card { display: flex; flex-direction: column; gap: 10px; padding: 20px 22px; border-radius: var(--r-lg); }
.tl-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.tl-meta time { font: 500 0.8rem/1 var(--font-body); letter-spacing: 0.08em; text-transform: uppercase; color: var(--primary); margin-right: 4px; }
.tl-img { width: 100%; max-height: 360px; object-fit: cover; border-radius: var(--r-md); }
.more-row { display: flex; justify-content: center; max-width: 780px; margin-top: 20px; }
.tl-item.entering { animation: rise 0.6s var(--ease-decel) both; }

/* ---------- Lector de PDF ---------- */
.pdf-dialog { width: min(1000px, calc(100% - 24px)); height: calc(100svh - 32px); overflow: hidden; }
.pdf-dialog[open] { display: flex; flex-direction: column; }
.pdf-bar { display: flex; align-items: center; gap: 6px; padding: 10px 12px 10px 22px; background: var(--surface-container-highest); }
.pdf-bar h3 { margin-right: auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pdf-bar a.icon-btn { text-decoration: none; }
#pdf-frame { flex: 1; width: 100%; border: 0; background: #fff; }
@media (max-width: 600px) { .pdf-dialog { height: 92svh; } }

/* ---------- Switch de versión (easter egg) ---------- */
.skin-switch { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 22px; animation: rise 0.8s var(--ease-decel) both; }
.skin-switch .label { opacity: 0.6; transition: opacity 0.3s, color 0.3s; }
.skin-switch .label.on { opacity: 1; color: var(--primary); }
.switch {
  position: relative; flex: none; width: 52px; height: 32px; border-radius: 16px; border: 2px solid var(--outline);
  background: var(--surface-container-highest); transition: background-color 0.3s, border-color 0.3s;
}
.switch .thumb {
  position: absolute; top: 50%; left: 6px; width: 16px; height: 16px; margin-top: -8px; border-radius: 50%;
  background: var(--outline);
  transition: transform 0.45s var(--ease-spring), width 0.25s, height 0.25s, margin 0.25s, background-color 0.3s;
}
.switch:hover .thumb { width: 18px; height: 18px; margin-top: -9px; }
.switch:active .thumb { width: 26px; height: 26px; margin-top: -13px; }
.switch[aria-checked="true"] { background: var(--primary); border-color: var(--primary); }
.switch[aria-checked="true"] .thumb { transform: translateX(16px); width: 24px; height: 24px; margin-top: -12px; background: var(--on-primary); }
.switch[aria-checked="true"]:hover .thumb { transform: translateX(15px); }

/* ---------- Gato pixel art (solo se ve en la versión clásica) ---------- */
.hero-art .px-cat { display: none; }
.px-cat .c-fur { fill: var(--cat-fur); }
.px-cat .c-stripe { fill: var(--cat-stripe); }
.px-cat .c-ear { fill: var(--cat-ear); }
.px-cat .c-muz { fill: var(--cat-muzzle); }
.px-cat .c-eye { fill: var(--cat-eye); }
.px-cat .c-pupil { fill: var(--cat-pupil); }
.px-cat .c-nose { fill: var(--cat-nose); }
.px-cat .c-box { fill: var(--box); }
.px-cat .c-boxl { fill: var(--box-light); }
.px-cat .c-boxd { fill: var(--box-dark); }

/* Preferencia de movimiento reducido */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important; animation-iteration-count: 1 !important;
    animation-delay: 0s !important; transition-duration: 0.01ms !important; transition-delay: 0s !important;
  }
}

/* Texto que solo aparece en la versión clásica */
.classic-only { display: none; }
html[data-skin="classic"] .classic-only { display: block; }