/* ═══════════════════════════════════════════════════════════
   HILTON TABOADA JR. — PORTAFOLIO
   style.css
   Paleta: escala de grises / blanco y negro
   ═══════════════════════════════════════════════════════════ */

/* ─── RESET & ROOT ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg:     #080808;
  --bg2:    #101010;
  --bg3:    #1a1a1a;
  --bg4:    #222222;
  --white:  #f2f2f2;
  --g1:     #cccccc;
  --g2:     #888888;
  --g3:     #555555;
  --g4:     #333333;
  --g5:     #1e1e1e;
  --border: rgba(255,255,255,0.08);
  --border2:rgba(255,255,255,0.14);
  --card:   rgba(255,255,255,0.03);
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font);
  cursor: none;
  overflow-x: hidden;
  line-height: 1.6;
}

img { display: block; max-width: 100%; }
a { cursor: none; }
ul { list-style: none; }

/* ─── CURSOR ─── */
#cur {
  position: fixed;
  width: 8px; height: 8px;
  background: #fff;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.08s, width 0.2s, height 0.2s;
}
#cur2 {
  position: fixed;
  width: 34px; height: 34px;
  border: 1px solid rgba(255,255,255,0.45);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, border-color 0.2s;
}
#cur.active  { width: 12px; height: 12px; }
#cur2.active { width: 48px; height: 48px; border-color: rgba(255,255,255,0.8); }

/* ─── NAVBAR ─── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 3rem;
  background: rgba(8,8,8,0.0);
  border-bottom: 1px solid transparent;
  transition: background 0.4s, border-color 0.4s, padding 0.3s;
}
#navbar.scrolled {
  background: rgba(8,8,8,0.92);
  border-color: var(--border);
  padding: 0.7rem 3rem;
  backdrop-filter: blur(12px);
}
.logo-svg { width: 45px; height: 51px; }

.nav-links { display: flex; gap: 2rem; }
.nav-links a {
  color: var(--g2);
  text-decoration: none;
  font-size: 0.7rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.68rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--g2);
  text-decoration: none;
  border: 1px solid var(--g4);
  padding: 0.4rem 0.9rem;
  transition: color 0.2s, border-color 0.2s;
}
.nav-cta:hover { color: var(--white); border-color: var(--g2); }

/* ─── WA PULSE DOT ─── */
.wa-pulse {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #25d366;
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(1.4); }
}

/* ─── HERO ─── */
#hero {
  height: 100vh;
  min-height: 600px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  position: relative;
}

.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 5rem 3rem 4rem;
  position: relative;
  z-index: 2;
}

.eyebrow {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--g3);
  margin-bottom: 1.5rem;
}

.hero-name {
  font-size: clamp(3rem, 5.5vw, 5.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -2px;
  margin-bottom: 1rem;
}
.hero-name em { font-style: normal; color: var(--g3); }
.hero-jr { font-size: 0.6em; color: var(--g2); vertical-align: super; }

.hero-sub {
  font-size: 0.75rem;
  color: var(--g3);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 2.5rem;
}

.hero-ctas { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 3rem; }

.scroll-indicator {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--g4);
  font-size: 0.62rem;
  letter-spacing: 3px;
  text-transform: uppercase;
}
.scroll-line {
  width: 40px; height: 1px;
  background: var(--g4);
  position: relative; overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute;
  left: -100%; top: 0;
  width: 100%; height: 100%;
  background: var(--white);
  animation: scrollAnim 2s ease-in-out infinite;
}
@keyframes scrollAnim { to { left: 200%; } }

/* HERO RIGHT — foto */
.hero-right {
  position: relative;
  overflow: hidden;
  background: var(--bg2);
}
.hero-photo-wrap {
  width: 100%; height: 100%;
  position: relative;
}
.hero-photo {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 15%;
  filter: grayscale(100%) contrast(1.08);
}
.hero-photo-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, var(--bg) 0%, transparent 25%),
    linear-gradient(to top, var(--bg) 0%, transparent 20%);
}

/* Placeholder cuando no hay imagen */
.photo-placeholder {
  background: var(--bg3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.photo-placeholder::before {
  content: attr(data-label);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--g4);
}

.photo-overlay-text {
  position: absolute;
  bottom: 2rem; right: 1.5rem;
  font-size: clamp(1.5rem, 3vw, 3rem);
  font-weight: 800;
  color: rgba(255,255,255,0.04);
  letter-spacing: -1px;
  line-height: 1;
  z-index: 1;
  pointer-events: none;
  user-select: none;
}

/* Logo grande decorativo */
.hero-logo-bg {
  position: absolute;
  top: 50%; right: -60px;
  transform: translateY(-50%);
  width: 280px; height: 340px;
  opacity: 0.03;
  pointer-events: none;
  z-index: 0;
}
.hero-logo-bg svg { width: 100%; height: 100%; }

/* ─── BUTTONS ─── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  background: var(--white);
  color: var(--bg);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  border: 2px solid var(--white);
  transition: background 0.25s, color 0.25s;
}
.btn-primary:hover { background: transparent; color: var(--white); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  background: transparent;
  color: var(--g2);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--g4);
  transition: color 0.25s, border-color 0.25s;
}
.btn-ghost:hover { color: var(--white); border-color: var(--white); }

.btn-wa {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  background: transparent;
  color: var(--g2);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--g4);
  transition: color 0.25s, border-color 0.25s;
}
.btn-wa:hover { color: #25d366; border-color: #25d366; }

.btn-lg { padding: 1.1rem 2rem; font-size: 0.8rem; }

/* ─── SECTION BASE ─── */
.section {
  padding: 6rem 3rem;
  max-width: 1120px;
  margin: 0 auto;
}

.sec-header { margin-bottom: 3.5rem; }
.sec-num {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--g4);
  margin-bottom: 0.6rem;
}
.sec-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1;
}
.sec-rule {
  width: 100%;
  height: 1px;
  background: var(--g5);
  margin-top: 2rem;
}

/* ─── ABOUT ─── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 5rem;
  align-items: start;
}

.about-photo-wrap {
  position: relative;
}
.about-photo {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: center top;
  filter: grayscale(100%) contrast(1.05);
}
.about-photo-frame {
  position: absolute;
  inset: -14px;
  border: 1px solid var(--g4);
  pointer-events: none;
  z-index: -1;
}
.about-photo-badge {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background: var(--white);
  color: var(--bg);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.badge-num {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}
.badge-txt {
  font-size: 0.65rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--g3);
  line-height: 1.4;
}

.about-content p {
  color: var(--g2);
  font-size: 0.9rem;
  line-height: 1.85;
  margin-bottom: 1rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--g5);
  border: 1px solid var(--g5);
  margin: 2rem 0;
}
.stat {
  background: var(--bg);
  padding: 1.25rem 0.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.stat-n { font-size: 1.8rem; font-weight: 800; }
.stat-l {
  font-size: 0.62rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--g3);
}

.tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.tag {
  border: 1px solid var(--g4);
  color: var(--g3);
  font-size: 0.68rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  transition: border-color 0.2s, color 0.2s;
}
.tag:hover { border-color: var(--g2); color: var(--g1); }

/* ─── PORTFOLIO ─── */
.port-filters {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--g5);
  margin-bottom: 3rem;
  overflow-x: auto;
}
.pf {
  background: transparent;
  border: none;
  color: var(--g3);
  font-size: 0.68rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 0.75rem 1.4rem;
  cursor: none;
  transition: color 0.2s;
  white-space: nowrap;
  position: relative;
}
.pf::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0;
  width: 0; height: 1px;
  background: var(--white);
  transition: width 0.25s;
}
.pf.active, .pf:hover { color: var(--white); }
.pf.active::after, .pf:hover::after { width: 100%; }

.port-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--g5);
}

.port-card {
  background: var(--bg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: background 0.3s;
}
.port-card:hover { background: var(--bg3); }
.port-card[style*="display:none"] { display: none !important; }

/* Imagen del proyecto */
.port-img-wrap {
  aspect-ratio: 1 / 1;
  position: relative;
  overflow: hidden;
  background: var(--bg3);
}
.port-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: transform 0.5s ease, filter 0.3s;
}
.port-card:hover .port-img-wrap img {
  transform: scale(1.05);
  filter: grayscale(60%);
}

/* Placeholder cuando no hay imagen */
.img-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg4);
}
.img-placeholder::before {
  content: attr(data-label);
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--g3);
  text-align: center;
  padding: 1rem;
  line-height: 1.6;
}

/* Hover overlay */
.port-hover {
  position: absolute;
  inset: 0;
  background: rgba(8,8,8,0.9);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  opacity: 0;
  transition: opacity 0.3s;
  padding: 1.5rem;
  text-align: center;
}
.port-card:hover .port-hover { opacity: 1; }
.ph-cat {
  font-size: 0.6rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--g3);
}
.ph-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
}
.ph-desc {
  font-size: 0.78rem;
  color: var(--g2);
  line-height: 1.5;
}

/* Info card */
.port-info {
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  border-top: 1px solid var(--g5);
}
.pi-cat {
  font-size: 0.6rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--g4);
}
.pi-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--g1);
}

/* ─── EXPERIENCE ─── */
.exp-list { display: flex; flex-direction: column; }
.exp-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 2.5rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--g5);
}
.exp-item:last-child { border-bottom: 1px solid var(--g5); }

.exp-period {
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--g4);
  padding-top: 0.2rem;
}
.exp-role {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.exp-org {
  font-size: 0.78rem;
  color: var(--g2);
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}
.exp-desc {
  font-size: 0.8rem;
  color: var(--g3);
  line-height: 1.7;
}

/* Docencia */
.docencia-wrap {
  margin-top: 3rem;
  border: 1px solid var(--g5);
  padding: 2rem;
}
.docencia-title {
  font-size: 0.68rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--g3);
  margin-bottom: 1.5rem;
}
.docencia-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0;
  background: var(--g5);
}
.doc-item {
  background: var(--bg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--g5);
  font-size: 0.82rem;
  color: var(--g2);
  gap: 1rem;
}
.doc-year {
  font-size: 0.65rem;
  color: var(--g4);
  letter-spacing: 1px;
  white-space: nowrap;
}

/* ─── EDUCATION ─── */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1px;
  background: var(--g5);
}
.edu-card {
  background: var(--bg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: background 0.2s;
}
.edu-card:hover { background: var(--bg3); }
.edu-level {
  font-size: 0.58rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border: 1px solid;
  width: fit-content;
  margin-bottom: 0.4rem;
}
.level-pos .edu-level { color: var(--g2); border-color: var(--g4); }
.level-pre .edu-level { color: var(--white); border-color: var(--g2); }
.level-col .edu-level { color: var(--g3); border-color: var(--g5); }

.edu-year {
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: var(--g3);
}
.edu-deg {
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--white);
}
.edu-inst {
  font-size: 0.75rem;
  color: var(--g3);
}

/* ─── SKILLS ─── */
.sk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1px;
  background: var(--g5);
}
.sk-cat {
  background: var(--bg);
  padding: 1.75rem;
}
.sk-title {
  font-size: 0.62rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--g3);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--g5);
}
.sk-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  font-size: 0.82rem;
  color: var(--g2);
}
.sk-dots {
  display: flex;
  gap: 4px;
}
.sk-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
}
.sk-dot.on  { background: var(--white); }
.sk-dot.off { background: var(--g5); }

/* ─── CONTACT ─── */
.contact-section {
  max-width: 100%;
  padding: 0;
  border-top: 1px solid var(--g5);
}
.contact-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 6rem 3rem;
  position: relative;
  overflow: hidden;
}
.contact-logo-bg {
  position: absolute;
  right: -60px; top: 50%;
  transform: translateY(-50%);
  width: 400px; height: 480px;
  opacity: 0.025;
  pointer-events: none;
}
.contact-logo-bg img { width: 80%; height: 80%; }

.contact-big {
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1;
  margin-bottom: 3rem;
}
.contact-big em { font-style: normal; color: var(--g3); }

.contact-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.contact-info-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  border-top: 1px solid var(--g5);
  padding-top: 2rem;
}
.ci { display: flex; flex-direction: column; gap: 0.25rem; }
.ci-l a{
  font-size: 0.80rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--g1);
  text-decoration: none;
}
.ci-v a { font-size: 0.85rem;
  color: var(--g1);
  text-decoration: none;
 }
 .ci-v a :hover{ font-size: 0.100rem;
  color: var(--g3);
  text-decoration: none;
 }

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid var(--g5);
  padding: 1.75rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.68rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--g3);
}
.footer-right {
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--g3);
}

/* ─── REVEAL ANIMATION ─── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in {
  opacity: 1;
  transform: none;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  #navbar { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  #hero { grid-template-columns: 1fr; }
  .hero-right { display: none; }
  .hero-left { padding: 5rem 1.5rem 3rem; }
  .section { padding: 4rem 1.5rem; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-photo-badge { bottom: -1rem; right: -0.5rem; }
  .port-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-inner { padding: 4rem 1.5rem; }
  footer { flex-direction: column; gap: 0.5rem; padding: 1.5rem; text-align: center; }
  .exp-item { grid-template-columns: 1fr; gap: 0.5rem; }
  .exp-period { padding-top: 0; }
}
@media (max-width: 600px) {
  .port-grid { grid-template-columns: 1fr; }
  .hero-name { letter-spacing: -1px; }
  .hero-ctas { flex-direction: column; }
  .contact-ctas { flex-direction: column; }
}