/* ============================================
   Jose Zaldaña Portfolio — styles.css
   ============================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ---- VARIABLES ---- */
:root {
  --bg: #f5f4f0;
  --ink: #111110;
  --muted: #888880;
  --accent: #2a5cff;
  --card: #eceae4;
  --border: #d8d5ce;
  --white: #fdfcfa;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'DM Mono', monospace;
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ---- NAV ---- */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.4rem 4rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  animation: fadeDown .6s ease both;
}
.nav-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 1.2rem;
  letter-spacing: -.02em;
  color: var(--ink);
  text-decoration: none;
}
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: color .2s;
}
.nav-links a:hover { color: var(--ink); }

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 0 4rem 5rem;
  position: relative;
  overflow: hidden;
}
.hero-number {
  position: absolute; top: 6.5rem; right: 4rem;
  font-size: clamp(8rem, 20vw, 18rem);
  font-family: 'DM Serif Display', serif;
  color: transparent;
  -webkit-text-stroke: 1px var(--border);
  line-height: 1;
  user-select: none;
  animation: fadeIn 1s .3s ease both;
}
.hero-tag {
  display: inline-block;
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  animation: fadeUp .7s .2s ease both;
}
.hero h1 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(3rem, 8vw, 7rem);
  line-height: 1.0;
  letter-spacing: -.03em;
  max-width: 800px;
  animation: fadeUp .7s .35s ease both;
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  margin-top: 2rem;
  color: var(--muted);
  font-size: .9rem;
  max-width: 440px;
  animation: fadeUp .7s .5s ease both;
}
.hero-cta {
  margin-top: 3rem;
  display: flex; gap: 1rem; align-items: center;
  animation: fadeUp .7s .65s ease both;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-block;
  padding: .75rem 2rem;
  font-family: 'DM Mono', monospace;
  font-size: .8rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  transition: all .2s;
  cursor: pointer;
}
.btn-primary {
  background: var(--ink);
  color: var(--white);
  border: 1px solid var(--ink);
}
.btn-primary:hover { background: var(--accent); border-color: var(--accent); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--ink); }

/* ---- SECTIONS ---- */
section { padding: 7rem 4rem; }
.section-label {
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2rem, 5vw, 3.8rem);
  letter-spacing: -.02em;
  line-height: 1.1;
  margin-bottom: 3rem;
}
.divider {
  width: 100%; height: 1px;
  background: var(--border);
  margin: 0;
}

/* ---- ABOUT ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.about-text p {
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 1.2rem;
  font-size: .92rem;
}
.about-text p strong { color: var(--ink); font-weight: 500; }
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 2rem 1.5rem;
  border-radius: 3px;
}
.stat-number {
  font-family: 'DM Serif Display', serif;
  font-size: 2.8rem;
  line-height: 1;
  color: var(--ink);
}
.stat-label {
  font-size: .75rem;
  color: var(--muted);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-top: .5rem;
}

/* ---- SKILLS ---- */
.skills-bg { background: var(--ink); color: var(--white); }
.skills-bg .section-title { color: var(--white); }
.skills-bg .section-label { color: #6080ff; }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: #333;
  border: 1px solid #333;
  border-radius: 3px;
  overflow: hidden;
}
.skill-group {
  background: var(--ink);
  padding: 2.5rem 2rem;
  transition: background .2s;
}
.skill-group:hover { background: #1a1a18; }
.skill-group-title {
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #6080ff;
  margin-bottom: 1.5rem;
}
.skill-list { list-style: none; }
.skill-list li {
  color: #aaa;
  font-size: .85rem;
  padding: .4rem 0;
  border-bottom: 1px solid #222;
  display: flex; align-items: center; gap: .7rem;
  transition: color .2s;
}
.skill-group:hover .skill-list li { color: #ddd; }
.skill-list li::before {
  content: '—';
  color: #555;
  font-size: .7rem;
}

/* ---- PROJECTS ---- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}
.project-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 3px;
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
  cursor: pointer;
}
.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,.08);
}
.project-thumb {
  height: 180px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'DM Serif Display', serif;
  font-size: 4rem;
  color: var(--border);
  position: relative;
  overflow: hidden;
}
.p1 .project-thumb { background: #e8f0ff; }
.p2 .project-thumb { background: #fff4e8; }
.p3 .project-thumb { background: #e8fff0; }
.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.project-body { padding: 1.5rem; }
.project-tag {
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .6rem;
}
.project-name {
  font-family: 'DM Serif Display', serif;
  font-size: 1.35rem;
  letter-spacing: -.01em;
  margin-bottom: .6rem;
  color: var(--ink);
}
.project-desc {
  font-size: .82rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 1.2rem;
}
.project-stack {
  display: flex; flex-wrap: wrap; gap: .4rem;
}
.tag {
  font-size: .68rem;
  padding: .25rem .6rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--muted);
  letter-spacing: .04em;
}

/* ---- FOOTER / CONTACT ---- */
footer {
  background: var(--ink);
  color: var(--white);
  padding: 5rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 3rem;
}
.footer-left .footer-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2rem, 5vw, 4rem);
  letter-spacing: -.03em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.footer-left .footer-title em { color: var(--accent); font-style: italic; }
.footer-email {
  font-size: .82rem;
  color: #888;
  text-decoration: none;
  transition: color .2s;
}
.footer-email:hover { color: var(--white); }
.footer-right { text-align: right; }
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: .8rem;
  margin-bottom: 2rem;
}
.footer-links a {
  color: #666;
  text-decoration: none;
  font-size: .8rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  transition: color .2s;
}
.footer-links a:hover { color: var(--white); }
.footer-copy {
  font-size: .72rem;
  color: #444;
}

/* ---- ANIMATIONS ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ---- SCROLL REVEAL ---- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  nav { padding: 1.2rem 2rem; }
  .hero { padding: 0 2rem 4rem; }
  section { padding: 5rem 2rem; }
  .about-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  footer { padding: 4rem 2rem; flex-direction: column; align-items: flex-start; }
  .footer-right { text-align: left; }
  .footer-links { align-items: flex-start; }
}
@media (max-width: 600px) {
  .nav-links { display: none; }
  .about-stats { grid-template-columns: 1fr 1fr; }
}

/* ---- CONTACT SECTION ---- */
.contact-section {
  background: var(--ink);
  color: var(--white);
  padding: 7rem 4rem;
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.contact-left .section-label { color: #6080ff; }
.contact-left .section-title {
  color: var(--white);
  margin-bottom: 1.5rem;
}
.contact-left .section-title em { color: var(--accent); font-style: italic; }
.contact-sub {
  color: #888;
  font-size: .85rem;
  line-height: 1.9;
  margin-bottom: 2rem;
  max-width: 340px;
}
.contact-email-link {
  font-size: .82rem;
  color: #555;
  text-decoration: none;
  letter-spacing: .04em;
  transition: color .2s;
}
.contact-email-link:hover { color: var(--white); }

/* Form */
.contact-form-wrap {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: .45rem;
}
.form-group label {
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #666;
}
.form-group input,
.form-group textarea {
  background: #1a1a18;
  border: 1px solid #333;
  border-radius: 2px;
  padding: .8rem 1rem;
  color: var(--white);
  font-family: 'DM Mono', monospace;
  font-size: .85rem;
  outline: none;
  transition: border-color .2s;
  resize: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #444; }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent); }

.btn-send {
  background: var(--accent);
  color: var(--white);
  border: 1px solid var(--accent);
  padding: .85rem 2rem;
  font-family: 'DM Mono', monospace;
  font-size: .82rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  transition: background .2s, transform .15s;
  margin-top: .4rem;
  align-self: flex-start;
}
.btn-send:hover { background: #1a44dd; transform: translateY(-1px); }
.btn-send:active { transform: translateY(0); }
.btn-send:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.form-notice {
  font-size: .78rem;
  min-height: 1.2rem;
  letter-spacing: .04em;
}
.form-notice.success { color: #4caf50; }
.form-notice.error   { color: #f44336; }

/* Footer (simplified) */
footer {
  background: #0a0a09;
  color: var(--white);
  padding: 2rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-links {
  flex-direction: row;
  margin-bottom: 0;
}
.footer-links a { color: #444; }
.footer-links a:hover { color: var(--white); }
.footer-copy { color: #333; font-size: .72rem; }

@media (max-width: 900px) {
  .contact-section { padding: 5rem 2rem; }
  .contact-inner { grid-template-columns: 1fr; gap: 3rem; }
  footer { padding: 2rem; }
}