/* ============================================================
   VALENTINA ARRAIZ — FADU UBA
   Diseño Gráfico por Computación · Trabajo Práctico
   ============================================================ */

/* ─── VARIABLES ─────────────────────────────────────────── */
:root {
  --bg:           #FAF7F2;
  --bg-surface:   #F2EBE0;
  --bg-card:      #EDE4D6;
  --accent:       #C4714A;
  --accent-light: #E8C4AD;
  --accent-dark:  #8F4E2F;
  --gold:         #B8860B;
  --gold-bg:      #F5EAC8;
  --text-primary: #2A2420;
  --text-secondary:#6B5B50;
  --text-muted:   #9C8A7E;
  --border:       rgba(42,36,32,0.11);
  --border-strong:rgba(42,36,32,0.20);
  --done-bg:      #EAF2E8;
  --done-text:    #3B6B2F;
  --q1-bg:        #FEF3E2;
  --q1-text:      #8F5E0A;
  --q2-bg:        #EEF2FA;
  --q2-text:      #2D4A8A;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-label:   'Syne', system-ui, sans-serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  --radius-sm:  4px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --radius-xl:  22px;

  --container: 1080px;
}

/* ─── RESET ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
strong { font-weight: 500; }

/* ─── TOPBAR ─────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .9rem clamp(1.25rem, 4vw, 2.5rem);
  background: rgba(250,247,242,0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  gap: 1rem;
}

.topbar-brand {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  flex-shrink: 0;
}

.brand-mark {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: .04em;
}

.brand-label {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: .06em;
}

.nav-team {
  list-style: none;
  display: flex;
  gap: .25rem;
}

.nav-team a {
  font-family: var(--font-label);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .05em;
  color: var(--text-secondary);
  padding: .35rem .85rem;
  border-radius: 100px;
  border: 1px solid transparent;
  transition: all .2s;
}

.nav-team a:hover {
  color: var(--accent);
  border-color: var(--accent-light);
  background: rgba(196,113,74,0.06);
}

.nav-team a.active {
  color: var(--accent-dark);
  background: rgba(196,113,74,0.10);
  border-color: var(--accent-light);
}

/* ─── SUBNAV ─────────────────────────────────────────────── */
.subnav {
  display: flex;
  align-items: center;
  gap: .25rem;
  padding: .55rem clamp(1.25rem, 4vw, 2.5rem);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
}

.subnav::-webkit-scrollbar { display: none; }

.subnav a {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--font-label);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--text-secondary);
  padding: .4rem .9rem;
  border-radius: 100px;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: all .2s;
  flex-shrink: 0;
}

.subnav a svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.subnav a:hover {
  color: var(--text-primary);
  background: var(--bg-card);
  border-color: var(--border-strong);
}

.subnav-highlight {
  color: var(--accent) !important;
  background: rgba(196,113,74,0.08);
  border-color: var(--accent-light) !important;
}

/* ─── HERO ───────────────────────────────────────────────── */
.hero {
  position: relative;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: clamp(3rem, 6vw, 5rem) clamp(1.25rem, 4vw, 2.5rem);
}

.hero__bg-text {
  position: absolute;
  right: -0.04em;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: clamp(16rem, 32vw, 28rem);
  font-weight: 500;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(196,113,74,0.10);
  pointer-events: none;
  user-select: none;
}

.hero-inner {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
}

/* Foto de perfil */
.photo-wrap {
  flex-shrink: 0;
}

.photo-frame {
  position: relative;
  width: clamp(130px, 18vw, 190px);
  height: clamp(130px, 18vw, 190px);
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--accent-light);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.photo-placeholder {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 500;
  color: var(--accent);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
}

.photo-frame img + .photo-placeholder {
  display: none;
}

/* Hero info */
.hero-info {
  display: flex;
  flex-direction: column;
  gap: .9rem;
}

.hero-eyebrow {
  font-family: var(--font-label);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -.01em;
  color: var(--text-primary);
}

.hero-name em {
  font-style: italic;
  color: var(--accent);
}

.hero-meta {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 300;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}

.tag {
  font-family: var(--font-label);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .07em;
  padding: .3rem .85rem;
  border-radius: 100px;
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  background: var(--bg-surface);
}

.tag--accent {
  color: var(--accent-dark);
  background: rgba(196,113,74,0.10);
  border-color: var(--accent-light);
}

.tag--gold {
  color: var(--gold);
  background: var(--gold-bg);
  border-color: rgba(184,134,11,0.25);
}

.portfolio-btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  align-self: flex-start;
  font-family: var(--font-label);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .07em;
  color: var(--bg);
  background: var(--accent);
  padding: .65rem 1.5rem;
  border-radius: 100px;
  border: 1px solid var(--accent-dark);
  transition: all .2s;
  margin-top: .25rem;
}

.portfolio-btn:hover {
  background: var(--accent-dark);
}

.arrow { font-size: 1rem; }

/* ─── MAIN CONTAINER ─────────────────────────────────────── */
.main-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(2rem, 4vw, 3rem) clamp(1.25rem, 4vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* ─── CARDS ──────────────────────────────────────────────── */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1.1rem 1.75rem;
  border-bottom: 1px solid var(--border);
}

.card-header svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
  flex-shrink: 0;
}

.card-title {
  font-family: var(--font-label);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.card-body {
  padding: 1.75rem;
}

/* ─── DATOS INSTITUCIONALES ──────────────────────────────── */
.inst-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.25rem 2rem;
}

.inst-item {}

.inst-label {
  font-family: var(--font-label);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: .2rem;
}

.inst-value {
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 400;
}

/* ─── FOJA ACADÉMICA ─────────────────────────────────────── */
.foja-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.foja-year-block {
  display: flex;
  flex-direction: column;
  gap: .9rem;
}

.foja-year-label {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  padding-bottom: .6rem;
  border-bottom: 1.5px solid var(--border-strong);
}

.year-number {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1;
}

.year-badge {
  font-family: var(--font-label);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .2rem .55rem;
  border-radius: 100px;
}

.year-badge.done {
  color: var(--done-text);
  background: var(--done-bg);
}

.year-badge.current {
  color: var(--q1-text);
  background: var(--q1-bg);
}

.foja-materias {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.cuatri-label {
  font-family: var(--font-label);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: .6rem 0 .2rem;
}

.cuatri-label:first-child { margin-top: 0; }

.materia-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .4rem;
  padding: .35rem .6rem;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.45);
  border: 1px solid var(--border);
}

.current-row {
  background: rgba(196,113,74,0.06);
  border-color: var(--accent-light);
}

.materia-name {
  font-size: 12px;
  color: var(--text-primary);
  line-height: 1.3;
}

.materia-badge {
  font-family: var(--font-label);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .06em;
  padding: .2rem .45rem;
  border-radius: 100px;
  flex-shrink: 0;
}

.mb-done {
  color: var(--done-text);
  background: var(--done-bg);
}

.mb-q1 {
  color: var(--q1-text);
  background: var(--q1-bg);
}

.mb-q2 {
  color: var(--q2-text);
  background: var(--q2-bg);
}

/* ─── EQUIPO ─────────────────────────────────────────────── */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.team-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: rgba(255,255,255,0.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all .2s;
}

a.team-card:hover {
  background: rgba(255,255,255,0.8);
  border-color: var(--accent-light);
  transform: translateY(-1px);
}

.team-card.me {
  border-color: var(--accent-light);
  background: rgba(196,113,74,0.06);
}

.avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  flex-shrink: 0;
}

.av-terracota { background: rgba(196,113,74,0.18); color: var(--accent-dark); }
.av-sand      { background: rgba(184,134,11,0.15); color: var(--gold); }
.av-olive     { background: rgba(90,110,60,0.15);  color: #4A6030; }

.team-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: .4rem;
  flex-wrap: wrap;
}

.team-you-badge {
  font-family: var(--font-label);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent-dark);
  background: rgba(196,113,74,0.12);
  padding: .15rem .45rem;
  border-radius: 100px;
}

.team-role {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: .1rem;
}

/* ─── PROCESO ────────────────────────────────────────────── */
.card--proceso {
  border-color: var(--accent-light);
}

.proceso-intro {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 720px;
  margin-bottom: 1.75rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.proceso-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.proceso-step {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.proceso-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--accent-light);
  line-height: 1;
}

.proceso-step h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: .35rem;
}

.proceso-step p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.proceso-step code {
  font-family: 'Courier New', monospace;
  font-size: 12px;
  background: var(--bg-card);
  color: var(--accent-dark);
  padding: .1em .35em;
  border-radius: var(--radius-sm);
}

/* ─── FOOTER ─────────────────────────────────────────────── */
.main-footer {
  background: var(--text-primary);
  padding: 2.5rem clamp(1.25rem, 4vw, 2.5rem);
  margin-top: 2rem;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--bg);
  margin-bottom: .35rem;
}

.footer-sub {
  font-size: 12px;
  color: rgba(250,247,242,0.45);
  line-height: 1.7;
}

.legal-title {
  font-family: var(--font-label);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(250,247,242,0.35);
  margin-bottom: .5rem;
}

.footer-legal p:last-child {
  font-size: 12px;
  color: rgba(250,247,242,0.30);
  line-height: 1.7;
}

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 900px) {
  .foja-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .proceso-steps {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .proceso-step {
    flex-direction: row;
    align-items: flex-start;
  }
  .proceso-num {
    font-size: 1.5rem;
    min-width: 2.5rem;
    padding-top: .1rem;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 680px) {
  .nav-team { display: none; }
  .hero-inner { flex-direction: column; align-items: flex-start; }
  .hero__bg-text { display: none; }
  .foja-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .inst-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 420px) {
  .inst-grid { grid-template-columns: 1fr; }
}

/* ─── FADE IN ────────────────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .card {
    opacity: 0;
    transform: translateY(16px);
    animation: fadeUp .55s ease forwards;
  }
  .card:nth-child(1) { animation-delay: .05s; }
  .card:nth-child(2) { animation-delay: .15s; }
  .card:nth-child(3) { animation-delay: .25s; }
  .card:nth-child(4) { animation-delay: .35s; }
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}