/* ============================================
   José Cabello Toledo — Personal Site
   ============================================ */

:root {
  --bg: #060a12;
  --bg-alt: #0a0f1c;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-border: rgba(255, 255, 255, 0.08);
  --text: #e8ecf4;
  --text-dim: #8b95ab;
  --text-faint: #5a6478;
  --accent: #00e5ff;
  --accent-2: #7c5cff;
  --accent-3: #ff5c8a;
  --gradient: linear-gradient(120deg, var(--accent) 0%, var(--accent-2) 60%, var(--accent-3) 100%);
  --radius: 16px;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --container: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-display);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

::selection { background: var(--accent-2); color: #fff; }

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Background FX ---------- */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(124, 92, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 92, 255, 0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
  pointer-events: none;
}

#particles {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.55;
}

.cursor-glow {
  position: fixed;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
  will-change: transform;
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background 0.3s ease, backdrop-filter 0.3s ease, border-color 0.3s ease, padding 0.3s ease;
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(6, 10, 18, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--surface-border);
  padding: 12px 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 34px;
  height: 34px;
  display: block;
}

.logo-text {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 0.92rem;
  color: var(--text-dim);
}

.nav-links a { transition: color 0.2s ease; }
.nav-links a:hover { color: var(--text); }

.nav-cta {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  padding: 8px 18px;
  border-radius: 100px;
  color: var(--text) !important;
}
.nav-cta:hover { border-color: var(--accent); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
}

.hero-inner { max-width: 820px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent);
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.25);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 1.8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero h1 {
  font-size: clamp(2.2rem, 5.2vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin-bottom: 26px;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  font-size: 1.12rem;
  color: var(--text-dim);
  max-width: 640px;
  margin-bottom: 38px;
}

.hero-sub strong { color: var(--text); font-weight: 600; }

.typed {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 1rem;
}
.typed::after {
  content: '|';
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 52px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 500;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--gradient);
  color: #04060a;
  font-weight: 600;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(124, 92, 255, 0.35); }

.btn-outline {
  border-color: var(--surface-border);
  color: var(--text);
  background: var(--surface);
}
.btn-outline:hover { border-color: var(--accent); transform: translateY(-2px); }

.btn-full { width: 100%; }

.hero-stack {
  font-size: 0.85rem;
  color: var(--text-faint);
}
.hero-stack > span { display: block; margin-bottom: 12px; font-family: var(--font-mono); }

.chip-row { display: flex; flex-wrap: wrap; gap: 10px; }

.chip {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  background: var(--surface);
  border: 1px solid var(--surface-border);
  padding: 6px 14px;
  border-radius: 8px;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.chip:hover { border-color: var(--accent); color: var(--text); }

.scroll-indicator {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 38px;
  border: 2px solid var(--surface-border);
  border-radius: 14px;
}
.scroll-indicator span {
  position: absolute;
  top: 7px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollDown 1.6s ease-in-out infinite;
}
@keyframes scrollDown {
  0% { opacity: 1; top: 7px; }
  100% { opacity: 0; top: 20px; }
}

/* ---------- Sections ---------- */
.section {
  position: relative;
  z-index: 2;
  padding: 120px 0;
}
.section-alt { background: linear-gradient(180deg, transparent 0%, var(--bg-alt) 10%, var(--bg-alt) 90%, transparent 100%); }

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}

.section-title {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  max-width: 700px;
  margin-bottom: 50px;
}

.section-note {
  color: var(--text-faint);
  font-size: 0.85rem;
  margin-top: -30px;
  margin-bottom: 40px;
  font-style: italic;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-text p {
  color: var(--text-dim);
  margin-bottom: 20px;
  font-size: 1.02rem;
}

.about-cards { display: flex; flex-direction: column; gap: 16px; }

.mini-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.mini-card:hover { border-color: var(--accent-2); transform: translateY(-3px); }

.mini-num {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--accent);
  flex-shrink: 0;
}

.mini-card p { color: var(--text-dim); font-size: 0.92rem; }

/* ---------- Skills ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.skill-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
  position: relative;
  overflow: hidden;
}
.skill-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}
.skill-card:hover {
  transform: translateY(-6px);
  border-color: transparent;
}
.skill-card:hover::before { opacity: 0.08; }

.skill-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.skill-icon { font-size: 1.4rem; }

.skill-card h3 { font-size: 1.08rem; font-weight: 600; }

.skill-card ul li {
  color: var(--text-dim);
  font-size: 0.9rem;
  padding: 6px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.skill-card ul li:first-child { border-top: none; }

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 34px;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.service-card:hover { border-color: var(--accent); transform: translateY(-4px); }

.service-num {
  font-family: var(--font-mono);
  color: var(--accent-2);
  font-size: 0.85rem;
  display: block;
  margin-bottom: 14px;
}

.service-card h3 { font-size: 1.2rem; margin-bottom: 12px; font-weight: 600; }
.service-card p { color: var(--text-dim); font-size: 0.94rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: start;
}

.contact-text { color: var(--text-dim); margin: 18px 0 34px; max-width: 420px; }

.contact-links { display: flex; flex-direction: column; gap: 14px; }

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.98rem;
  color: var(--text-dim);
  transition: color 0.2s ease, gap 0.2s ease;
}
.contact-link span {
  font-family: var(--font-mono);
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  font-size: 0.85rem;
}
.contact-link:hover { color: var(--text); gap: 16px; }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

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

.form-row label {
  font-size: 0.82rem;
  color: var(--text-faint);
  font-family: var(--font-mono);
}

.form-row input,
.form-row textarea {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--surface-border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 0.95rem;
  transition: border-color 0.2s ease, background 0.2s ease;
  resize: vertical;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.05);
}

.form-note {
  font-size: 0.78rem;
  color: var(--text-faint);
  text-align: center;
}

/* ---------- Footer ---------- */
.footer {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--surface-border);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--text-faint);
  font-size: 0.85rem;
}

.footer-sites { font-family: var(--font-mono); }

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(6, 10, 18, 0.97);
    backdrop-filter: blur(14px);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 12px 24px 24px;
    border-bottom: 1px solid var(--surface-border);
    transform: translateY(-140%);
    transition: transform 0.3s ease;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 14px 0; width: 100%; border-top: 1px solid rgba(255,255,255,0.05); }
  .nav-links a:first-child { border-top: none; }
  .nav-toggle { display: flex; }
  .skills-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 120px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}