:root {
  --color-bg: #f6f5f3;
  --color-text: #111827;
  --color-muted: #6b7280;
  --color-logo-main: #232A4C;
  --color-logo-gold: #F3C260;
  --color-logo-teal: #60B0A5;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --transition-theme: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  --color-bg: #0f1729;
  --color-text: #e5e7eb;
  --color-muted: #9ca3af;
  --color-logo-main: #c8cce0;
  --color-logo-gold: #F3C260;
  --color-logo-teal: #60B0A5;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body.page {
  min-height: 100vh;
  display: grid;
  grid-template-rows: 1fr auto;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  transition: background-color var(--transition-theme), color var(--transition-theme);
}

/* Three.js canvas */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.contact-btn {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 2;
  display: grid;
  place-items: center;
  padding: 0.6rem;
  background: none;
  border: none;
  color: var(--color-muted);
  text-decoration: none;
  border-radius: 8px;
  cursor: pointer;
  transition: color 0.3s ease, transform 0.3s ease;
}

.contact-btn::after {
  content: "Contáctanos";
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.3rem;
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  white-space: nowrap;
  color: var(--color-text);
  background: rgba(246, 245, 243, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 6px;
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.06),
    0 8px 32px rgba(0, 0, 0, 0.08);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}

[data-theme="dark"] .contact-btn::after {
  background: rgb(37 44 58 / 80%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.2),
    0 8px 32px rgba(0, 0, 0, 0.3);
}

.contact-btn:hover {
  color: var(--color-text);
  transform: scale(1.1);
}

.contact-btn:hover::after {
  opacity: 1;
  transform: translateY(0);
}

.contact-btn:focus {
  outline: none;
}

.contact-btn:focus-visible {
  outline: 2px solid var(--color-logo-teal);
  outline-offset: 4px;
  border-radius: 4px;
}

.page-main {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding: 2rem 1.5rem;
}

.hero {
  text-align: center;
  max-width: 640px;
}

.hero-logo {
  max-width: 280px;
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 1.5rem;
  cursor: pointer;
  will-change: transform;
}

.hero-logo:focus {
  outline: none;
}

.hero-logo:focus-visible {
  outline: 2px solid var(--color-logo-teal);
  outline-offset: 8px;
  border-radius: 4px;
}

.hero-logo .logo-path-main {
  fill: var(--color-logo-main);
  transition: fill var(--transition-theme);
}

.hero-logo .logo-path-gold {
  fill: var(--color-logo-gold);
  transition: fill var(--transition-theme);
}

.hero-logo .logo-path-teal {
  fill: var(--color-logo-teal);
  transition: fill var(--transition-theme);
}

.hero-title {
  margin: 0 0 0.35rem;
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text);
  mix-blend-mode: overlay;
  will-change: transform;
  transition: color var(--transition-theme);
}

.hero-text {
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text);
  mix-blend-mode: overlay;
  transition: color var(--transition-theme);
}

/* ── Projects section ── */

.projects {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  padding: 0 1.5rem;
}

.projects__stack {
  position: relative;
  width: clamp(280px, 45vw, 380px);
  height: clamp(80px, 12vw, 100px);
  will-change: transform;
}

/* ── Project card (glass, slim horizontal) ── */

.project-card {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: row;
  border-radius: 10px;
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  background: rgba(246, 245, 243, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.06),
    0 8px 32px rgba(0, 0, 0, 0.08);
  transition:
    transform 0.5s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.5s cubic-bezier(0.4, 0, 0.2, 1),
    background 0.3s ease;
  cursor: pointer;
}

.project-card:focus {
  outline: none;
}

.project-card:focus-visible {
  outline: 2px solid var(--color-logo-teal);
  outline-offset: 4px;
}

[data-theme="dark"] .project-card {
  background: rgb(37 44 58 / 80%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.2),
    0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Stack positions at rest — ladeldia on top */
.project-card:nth-child(1) {
  transform: rotate(0.5deg);
  z-index: 2;
}

.project-card:nth-child(2) {
  transform: translate(5px, 6px) rotate(-1.5deg);
  z-index: 1;
}

/* Fan-out positions */
.projects__stack--fanned .project-card:nth-child(1) {
  transform: translateX(-54%) rotate(-4deg);
  z-index: 2;
}

.projects__stack--fanned .project-card:nth-child(2) {
  transform: translateX(54%) rotate(4deg);
  z-index: 1;
}

/* Hover when fanned — lift + solidify */
.projects__stack--fanned .project-card:hover {
  background: rgba(246, 245, 243, 0.94);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.08),
    0 12px 40px rgba(0, 0, 0, 0.12);
}

.projects__stack--fanned .project-card:nth-child(1):hover {
  transform: translateX(-54%) rotate(-4deg) translateY(-3px) scale(1.02);
}

.projects__stack--fanned .project-card:nth-child(2):hover {
  transform: translateX(54%) rotate(4deg) translateY(-3px) scale(1.02);
}

[data-theme="dark"] .projects__stack--fanned .project-card:hover {
  background: rgb(37 44 58 / 92%);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.3),
    0 12px 40px rgba(0, 0, 0, 0.4);
}

/* ── Card image (square, left side) ── */

.project-card__image {
  flex: 0 0 auto;
  width: clamp(80px, 12vw, 100px);
  overflow: hidden;
  background: var(--color-bg);
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-card__image--placeholder {
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--color-logo-teal), var(--color-logo-gold));
}

.project-card__image-label {
  font-size: clamp(0.815rem, 1.5vw, 1rem);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

/* ── Card body ── */

.project-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.15rem;
  padding: 0 clamp(0.6rem, 1.5vw, 0.85rem);
  min-width: 0;
}

.project-card__title {
  margin: 0;
  font-size: clamp(0.815rem, 1.5vw, 0.95rem);
  font-weight: 600;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-card__desc {
  margin: 0;
  font-size: clamp(0.815rem, 1.2vw, 0.85rem);
  line-height: 1.3;
  color: var(--color-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-card__url {
  margin: 0;
  font-size: clamp(0.815rem, 1vw, 0.85rem);
  color: var(--color-muted);
  opacity: 0.7;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Mobile: cards stacked vertically ── */

@media (max-width: 600px) {
  .projects__stack {
    width: clamp(300px, 85vw, 400px);
    height: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .project-card {
    position: static;
  }

  .project-card:nth-child(1) {
    transform: rotate(-0.6deg);
  }

  .project-card:nth-child(2) {
    transform: rotate(0.4deg);
  }

  .projects__stack--fanned .project-card:nth-child(1) {
    transform: rotate(-0.6deg);
  }

  .projects__stack--fanned .project-card:nth-child(2) {
    transform: rotate(0.4deg);
  }
}

/* ── Reduced motion ── */

@media (prefers-reduced-motion: reduce) {
  .hero-logo,
  .hero-title {
    will-change: auto;
  }

  .project-card {
    transition: none;
  }

  .projects__stack {
    will-change: auto;
  }
}

.site-footer {
  position: relative;
  z-index: 1;
  padding: 1rem 1.5rem 1.5rem;
  text-align: center;
}

.site-footer__location {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-muted);
  opacity: 0.8;
  mix-blend-mode: multiply;
  transition: color var(--transition-theme), opacity var(--transition-theme);
}

[data-theme="dark"] .site-footer__location {
  mix-blend-mode: screen;
}

.footer-emoji {
  all: unset;
  cursor: pointer;
  display: inline-block;
  transition: transform 0.15s ease;
  animation: emoji-nudge 15s ease-in-out infinite;
}

.footer-emoji:nth-of-type(2) {
  animation-delay: 7.5s;
}

.footer-emoji:hover {
  transform: scale(1.3);
  animation: none;
}

.footer-emoji:focus-visible {
  outline: 2px solid var(--color-logo-teal);
  outline-offset: 2px;
  border-radius: 4px;
}

.footer-emoji:active {
  transform: scale(0.9);
  animation: none;
}

@keyframes emoji-nudge {

  0%,
  4%,
  100% {
    transform: rotate(0deg) scale(1);
  }

  0.4% {
    transform: rotate(-12deg) scale(1.15);
  }

  0.8% {
    transform: rotate(10deg) scale(1.15);
  }

  1.2% {
    transform: rotate(-8deg) scale(1.1);
  }

  1.6% {
    transform: rotate(6deg) scale(1.1);
  }

  2.0% {
    transform: rotate(-3deg) scale(1.05);
  }

  2.4% {
    transform: rotate(2deg) scale(1.02);
  }

  3.0% {
    transform: rotate(0deg) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .footer-emoji {
    animation: none;
  }
}