/* =============================================
   VICTOR REYTOR — Portfolio CSS
   Dark theme · Orange accent · Inter font
   ============================================= */

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

:root {
  --orange:      #E84E1B;
  --orange-dim:  #C03D12;
  --orange-glow: rgba(232, 78, 27, 0.18);
  --bg:          #0D0D0D;
  --bg-2:        #141414;
  --bg-3:        #1C1C1C;
  --surface:     #1E1E1E;
  --border:      rgba(255,255,255,0.08);
  --text:        #F0EDE8;
  --text-muted:  #888;
  --text-dim:    #555;
  --white:       #FFFFFF;

  --font: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --radius: 6px;
  --radius-lg: 12px;
  --transition: 0.25s ease;
  --max-w: 1200px;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--orange);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--white); }

img {
  max-width: 100%;
  display: block;
}

/* ---------- UTILITIES ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 56px;
}

.section-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--orange);
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--white);
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius);
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-transform: uppercase;
}

.btn--primary {
  background: var(--orange);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--orange-dim);
  color: var(--white);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn--outline:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.btn--full { width: 100%; }

/* ---------- NAV ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background var(--transition), padding var(--transition);
}

.nav.scrolled {
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: var(--white);
  text-transform: uppercase;
}
.nav__logo span { color: var(--orange); }
.nav__logo:hover { color: var(--white); }

.nav__menu {
  display: flex;
  gap: 36px;
}

.nav__menu a {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav__menu a:hover { color: var(--orange); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all var(--transition);
}

.nav__toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.active span:nth-child(2) { opacity: 0; }
.nav__toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 120px 24px 80px;
  background: #0f0f0f;
}

/* Capa 1: imagen de fondo (opcional) */
.hero__bg-img {
  position: absolute;
  inset: 0;

  background-image: url('/img/');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;

  z-index: 0;
  }

/* Capa 2: degradados naranjas encima */
.hero__bg-gradient {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(232,78,27,0.13) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(232,78,27,0.07) 0%, transparent 60%);
  pointer-events: none;

}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}
.hero__tag { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--orange); margin-bottom: 20px; }
.hero__name { font-size: clamp(3.5rem, 10vw, 8rem); font-weight: 300; letter-spacing: -0.04em; line-height: 0.95; color: var(--white); margin-bottom: 28px; }
.hero__name strong { font-weight: 900; display: block; }
.hero__sub { font-size: 1rem; color: var(--text-muted); letter-spacing: 0.05em; margin-bottom: 44px; }
.hero__cta { display: flex; gap: 16px; flex-wrap: wrap; }

.hero__scroll {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  z-index: 2;
}
.hero__scroll span { font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-dim); }
.hero__scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--orange), transparent); animation: scrollLine 1.8s ease-in-out infinite; }
@keyframes scrollLine {
  0%   { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50%  { opacity: 1; transform: scaleY(1); }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* "ver certificado" link — sutil, inline al final del párrafo */
.cert-link {
  display: inline;
  margin-left: 6px;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px dotted var(--text-dim);
  transition: color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.cert-link:hover { color: var(--orange); border-color: var(--orange); }

@keyframes scrollLine {
  0%   { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50%  { opacity: 1; transform: scaleY(1); }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* ---------- ABOUT ---------- */
.about {
  padding: 100px 0;
  background: var(--bg-2);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}

.about__intro {
  position: sticky;
  top: 90px;
}

.about__lead {
  font-size: 1.2rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--white);
  margin-bottom: 20px;
}

.about__lead strong { color: var(--orange); font-weight: 700; }

.about__intro p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

.about__links {
  display: flex;
  gap: 16px;
}

.about__social {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: all var(--transition);
}
.about__social:hover {
  color: var(--orange);
  border-color: var(--orange);
}

/* About blocks */
.about__block {
  margin-bottom: 52px;
}

.about__block:last-child { margin-bottom: 0; }

.about__block-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

/* Timeline */
.timeline { list-style: none; }

.timeline__item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.timeline__item:last-child { border-bottom: none; }

.timeline__date {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-dim);
  letter-spacing: 0.03em;
  padding-top: 2px;
  line-height: 1.4;
}

.timeline__item strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 2px;
}

.timeline__item em {
  display: block;
  font-style: normal;
  font-size: 0.8rem;
  color: var(--orange);
  margin-bottom: 6px;
}

.timeline__item p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Skills */
.skills { display: flex; flex-direction: column; gap: 20px; }

.skill-group h4 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tags span {
  padding: 5px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.78rem;
  color: var(--text);
  letter-spacing: 0.02em;
  transition: all var(--transition);
}

.tags span:hover {
  border-color: var(--orange);
  color: var(--orange);
}

/* ---------- PORTFOLIO ---------- */
.portfolio {
  padding: 100px 0;
  background: var(--bg);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.project-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition);
  color: inherit;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--orange);
  color: inherit;
}

.project-card__img {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-3);
}

/* Placeholder when no image */
.project-card__img.no-img {
  display: flex;
  align-items: center;
  justify-content: center;
}
.project-card__img.no-img::after {
  content: 'IMAGEN';
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
}

.project-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover .project-card__img img {
  transform: scale(1.04);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(232,78,27,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover .project-card__overlay { opacity: 1; }

.project-card__overlay span {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--white);
}

.project-card__info {
  padding: 20px 22px 24px;
}

.project-card__cat {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--orange);
}

.project-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin: 6px 0 8px;
  letter-spacing: -0.01em;
}

.project-card__desc {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.portfolio__note {
  margin-top: 52px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.portfolio__note a {
  color: var(--orange);
  font-weight: 600;
}

.portfolio__cta {
  margin-top: 52px;
  text-align: center;
}

/* ---------- CONTACT ---------- */
.contact {
  padding: 100px 0;
  background: var(--bg-2);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact__lead {
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--white);
  line-height: 1.4;
  margin-bottom: 40px;
}

.contact__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact__list li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact__label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.contact__list a,
.contact__list span {
  font-size: 0.95rem;
  color: var(--text);
}
.contact__list a:hover { color: var(--orange); }

/* Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--text);
  transition: border-color var(--transition);
  outline: none;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-dim);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--orange);
}

.form-feedback {
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  min-height: 20px;
  padding: 4px 0;
}

.form-feedback.success { color: #4ade80; }
.form-feedback.error   { color: #f87171; }

/* ---------- FOOTER ---------- */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__logo {
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--white);
}
.footer__logo span { color: var(--orange); }

.footer__copy {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.footer__links {
  display: flex;
  gap: 20px;
}

.footer__links a {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.footer__links a:hover { color: var(--orange); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 960px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about__intro {
    position: static;
  }

  .contact__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 700px) {
  .nav__menu {
    display: none;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(13,13,13,0.98);
    justify-content: center;
    align-items: center;
    gap: 40px;
    z-index: 99;
  }

  .nav__menu.open {
    display: flex;
  }

  .nav__menu a {
    font-size: 1.2rem;
  }

  .nav__toggle {
    display: flex;
    position: relative;
    z-index: 101;
  }

  .hero__name {
    font-size: clamp(3rem, 14vw, 5rem);
  }

  .timeline__item {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .section-header {
    margin-bottom: 36px;
  }

  .portfolio__grid {
    grid-template-columns: 1fr;
  }

  .footer .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}