/* ============================================================
   JUANITA MORALES — Portfolio Site Stylesheet
   Mobile-first responsive design
   ============================================================ */

/* 1. CSS CUSTOM PROPERTIES
   ============================================================ */
:root {
  --color-bg-primary:    #0a0a0a;
  --color-bg-secondary:  #111111;
  --color-bg-card:       #1a1a1a;
  --color-accent-amber:  #c8956c;
  --color-accent-copper: #b87333;
  --color-accent-gold:   #d4a96a;
  --color-text-primary:  #f5f0e8;
  --color-text-secondary:#a89880;
  --color-text-muted:    #6b5d52;
  --color-border:        #2a2218;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans:  'Inter', system-ui, sans-serif;
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.375rem;
  --text-2xl:  1.75rem;
  --text-3xl:  2.5rem;
  --text-4xl:  3.5rem;
  --text-5xl:  5rem;
  --text-6xl:  7rem;
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  6rem;
  --space-2xl: 10rem;
  --nav-height: 4.5rem;
  --transition-fast: 0.2s ease;
  --transition-base: 0.4s ease;
  --transition-slow: 0.8s ease-out;
}

/* 2. RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  letter-spacing: 0.02em;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* 3. TYPOGRAPHY UTILITIES
   ============================================================ */
.section-label {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent-amber);
  display: block;
  margin-bottom: var(--space-sm);
}
.section-heading {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 300;
  letter-spacing: 0.05em;
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-bottom: var(--space-md);
}
@media (min-width: 1024px) {
  .section-heading { font-size: var(--text-3xl); }
}

/* 4. LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}
@media (min-width: 768px) {
  .container { padding: 0 var(--space-lg); }
}
.section { padding: var(--space-xl) 0; }
@media (min-width: 1024px) {
  .section { padding: var(--space-2xl) 0; }
}
.section-header { margin-bottom: var(--space-lg); }

/* Inner pages: offset fixed nav */
.main-inner {
  padding-top: var(--nav-height);
}

/* 5. ENTRANCE ANIMATIONS
   ============================================================ */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
[data-animate].is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  [data-animate] { opacity: 1; transform: none; transition: none; }
}

/* 6. NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background-color var(--transition-base), backdrop-filter var(--transition-base), border-color var(--transition-base);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background-color: rgba(10,10,10,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--color-border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}
@media (min-width: 768px) {
  .nav__inner { padding: 0 var(--space-lg); }
}
.nav__logo {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 300;
  color: var(--color-accent-amber);
  letter-spacing: 0.1em;
  transition: color var(--transition-fast);
  z-index: 1001;
}
.nav__logo:hover { color: var(--color-accent-gold); }

.nav__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-xs);
  z-index: 1001;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background-color: var(--color-text-primary);
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}
.nav__hamburger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__hamburger.is-open span:nth-child(2) { opacity: 0; }
.nav__hamburger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav__links {
  position: fixed;
  inset: 0;
  background-color: rgba(10,10,10,0.98);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}
.nav__links.is-open { opacity: 1; pointer-events: all; }
.nav__link {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background-color: var(--color-accent-amber);
  transition: width var(--transition-base);
}
.nav__link:hover { color: var(--color-accent-amber); }
.nav__link:hover::after { width: 100%; }

/* Active page nav link */
.nav__link[aria-current="page"] {
  color: var(--color-accent-amber);
}
.nav__link[aria-current="page"]::after {
  width: 100%;
  background-color: var(--color-accent-amber);
}

@media (min-width: 768px) {
  .nav__hamburger { display: none; }
  .nav__links {
    position: static;
    flex-direction: row;
    gap: var(--space-lg);
    background: none;
    opacity: 1;
    pointer-events: all;
  }
}

/* 7. HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at 60% 40%, #1a1208 0%, #0a0a0a 70%);
  overflow: hidden;
}
.hero__content {
  text-align: center;
  padding: calc(var(--nav-height) + var(--space-lg)) var(--space-md) var(--space-lg);
  max-width: 900px;
}
.hero__line {
  width: 80px;
  height: 2px;
  background-color: var(--color-accent-amber);
  margin: 0 auto var(--space-md);
}
.hero__pretitle {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}
.hero__name {
  font-family: var(--font-serif);
  font-size: var(--text-5xl);
  font-weight: 300;
  letter-spacing: 0.05em;
  line-height: 1.0;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}
@media (min-width: 1024px) {
  .hero__name { font-size: var(--text-6xl); }
}
.hero__tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-accent-amber);
  margin-bottom: var(--space-lg);
  letter-spacing: 0.02em;
}
@media (min-width: 768px) {
  .hero__tagline { font-size: var(--text-2xl); }
}
.hero__cta {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-accent-amber);
  padding-bottom: 4px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.hero__cta:hover { color: var(--color-accent-amber); border-color: var(--color-accent-gold); }
.hero__scroll-indicator {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-accent-amber);
  animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}
@media (prefers-reduced-motion: reduce) {
  .hero__scroll-indicator { animation: none; }
}

/* 8. SOBRE MÍ
   ============================================================ */
.sobre-mi { background-color: var(--color-bg-secondary); }
.sobre-mi__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}
@media (min-width: 1024px) {
  .sobre-mi__grid { grid-template-columns: 1fr 1fr; gap: var(--space-2xl); }
}
.sobre-mi__bio {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}
.sobre-mi__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}
.tag {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-amber);
  border: 1px solid var(--color-accent-copper);
  padding: 4px 12px;
  border-radius: 2px;
}
.sobre-mi__quote {
  border-left: 2px solid var(--color-accent-amber);
  padding-left: var(--space-md);
  margin-top: var(--space-md);
}
.sobre-mi__quote p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-accent-amber);
  line-height: 1.4;
}
@media (min-width: 768px) {
  .sobre-mi__quote p { font-size: var(--text-2xl); }
}

/* CSS Art */
.sobre-mi__art {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
}
.css-art {
  position: relative;
  width: 300px;
  height: 300px;
}
.css-art__circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.css-art__circle--1 {
  width: 300px; height: 300px;
  border-color: rgba(200,149,108,0.12);
  background: radial-gradient(ellipse at 40% 40%, rgba(26,18,8,0.8) 0%, transparent 70%);
}
.css-art__circle--2 {
  width: 220px; height: 220px;
  border-color: rgba(184,115,51,0.22);
  animation: rotateSlow 20s linear infinite;
}
.css-art__circle--3 {
  width: 140px; height: 140px;
  border-color: rgba(200,149,108,0.38);
  animation: rotateSlow 14s linear infinite reverse;
}
.css-art__circle--4 {
  width: 70px; height: 70px;
  border-color: rgba(212,169,106,0.65);
  background: radial-gradient(circle, rgba(200,149,108,0.18) 0%, transparent 70%);
}
.css-art__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,149,108,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,149,108,0.05) 1px, transparent 1px);
  background-size: 38px 38px;
  border-radius: 50%;
  overflow: hidden;
}
@keyframes rotateSlow {
  from { transform: translate(-50%,-50%) rotate(0deg); }
  to   { transform: translate(-50%,-50%) rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
  .css-art__circle--2, .css-art__circle--3 { animation: none; }
}

/* 9. OBRAS
   ============================================================ */
.obras { background-color: var(--color-bg-primary); }
.obras__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}
@media (min-width: 640px) {
  .obras__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .obras__grid { grid-template-columns: repeat(3, 1fr); }
}
.obra-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: transform var(--transition-base), border-color var(--transition-base);
  position: relative;
}
.obra-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background-color: var(--color-accent-amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
  z-index: 1;
}
.obra-card:hover { transform: scale(1.03); border-color: var(--color-accent-copper); }
.obra-card:hover::before { transform: scaleX(1); }
.obra-card__image { aspect-ratio: 4/5; width: 100%; }

.obra-card__image--1 {
  background:
    radial-gradient(ellipse at 30% 70%, #8b5e3c 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, #c8956c 0%, transparent 40%),
    linear-gradient(160deg, #1a1208 0%, #0a0a0a 100%);
}
.obra-card__image--2 {
  background:
    radial-gradient(ellipse at 60% 40%, #b87333 0%, transparent 55%),
    radial-gradient(ellipse at 20% 80%, #6b3a1f 0%, transparent 45%),
    linear-gradient(200deg, #0f0a05 0%, #0a0a0a 100%);
}
.obra-card__image--3 {
  background:
    radial-gradient(ellipse at 70% 30%, #c8956c 0%, transparent 40%),
    linear-gradient(135deg, #1a1208 0%, #2a1a0a 40%, #0a0a0a 100%);
}
.obra-card__image--4 {
  background:
    radial-gradient(ellipse at 50% 50%, #8b5e3c 0%, transparent 60%),
    radial-gradient(ellipse at 10% 90%, #b87333 0%, transparent 35%),
    linear-gradient(180deg, #0a0a0a 0%, #1a1208 100%);
}
.obra-card__image--5 {
  background:
    radial-gradient(ellipse at 80% 60%, #d4a96a 0%, transparent 45%),
    radial-gradient(ellipse at 30% 20%, #6b3a1f 0%, transparent 50%),
    linear-gradient(220deg, #0a0a0a 0%, #1a1208 100%);
}
.obra-card__image--6 {
  background:
    radial-gradient(ellipse at 60% 60%, #c8956c 0%, transparent 50%),
    linear-gradient(45deg, #1a1208 0%, #0a0a0a 50%, #2a1a0a 100%);
}
.obra-card__info {
  padding: var(--space-sm) var(--space-md);
  border-top: 1px solid var(--color-border);
}
.obra-card__title {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: 300;
  letter-spacing: 0.03em;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}
.obra-card__meta {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}
.obra-card__year { color: var(--color-accent-amber); }

/* 10. EXPOSICIONES
   ============================================================ */
.exposiciones { background-color: var(--color-bg-secondary); }
.timeline {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 12px; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-accent-amber), var(--color-border));
}
.timeline__item {
  position: relative;
  padding-left: 48px;
  padding-bottom: var(--space-lg);
}
.timeline__item:last-child { padding-bottom: 0; }
.timeline__dot {
  position: absolute;
  left: 6px; top: 6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background-color: var(--color-text-muted);
  border: 2px solid var(--color-bg-secondary);
  z-index: 1;
}
.timeline__item--upcoming .timeline__dot {
  background-color: var(--color-accent-amber);
  box-shadow: 0 0 12px rgba(200,149,108,0.5);
}
.timeline__header {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.timeline__year {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-accent-amber);
  letter-spacing: 0.1em;
}
.timeline__badge {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-bg-primary);
  background-color: var(--color-accent-amber);
  padding: 2px 8px;
  border-radius: 2px;
}
.timeline__type {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.timeline__title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 300;
  letter-spacing: 0.03em;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}
.timeline__venue {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
.timeline__city {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-top: 2px;
}

/* 11. CONTACTO
   ============================================================ */
.contacto { background-color: var(--color-bg-primary); }
.contacto__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}
@media (min-width: 1024px) {
  .contacto__grid { grid-template-columns: 1fr 1fr; gap: var(--space-2xl); align-items: start; }
}
.contacto__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}
.form-input {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 300;
  padding: 14px 16px;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
  border-radius: 2px;
}
.form-input::placeholder { color: var(--color-text-muted); }
.form-input:focus {
  border-color: var(--color-accent-amber);
  box-shadow: 0 0 0 2px rgba(200,149,108,0.15);
}
.form-input.is-invalid { border-color: #c0392b; }
.form-textarea { resize: vertical; min-height: 140px; }
.form-error {
  font-size: var(--text-xs);
  color: #e74c3c;
  letter-spacing: 0.05em;
  min-height: 1em;
}
.form-submit {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-bg-primary);
  background-color: var(--color-accent-amber);
  padding: 16px 32px;
  border-radius: 2px;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  align-self: flex-start;
}
.form-submit:hover { background-color: var(--color-accent-gold); transform: translateY(-1px); }
.form-submit:active { transform: translateY(0); }
.form-success {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--color-accent-amber);
  padding: var(--space-sm) 0;
}

.contacto__info { padding-top: var(--space-sm); }
.contacto__note {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}
.contacto__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.contacto__detail { display: flex; flex-direction: column; gap: 4px; }
.contacto__detail-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.contacto__detail-value {
  font-size: var(--text-base);
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}
a.contacto__detail-value:hover { color: var(--color-accent-amber); }
.contacto__social { display: flex; flex-direction: column; gap: var(--space-sm); }
.social-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}
.social-link:hover { color: var(--color-accent-amber); }
.social-icon { width: 20px; height: 20px; flex-shrink: 0; }

/* 12. FOOTER
   ============================================================ */
.footer {
  background-color: var(--color-bg-primary);
  border-top: 1px solid var(--color-accent-copper);
  padding: var(--space-md) 0;
}
.footer__text {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-align: center;
}