/*
  VASILY NAZAROV PORTFOLIO
  -------------------------------------------
  To use a custom background image:
  1. Put your image inside /images/ for example: images/background.jpg
  2. Find .site-bg below
  3. Replace background-image with:
     background-image: linear-gradient(rgba(0,0,0,.40), rgba(0,0,0,.90)), url('images/background.jpg');
*/

:root {
  --bg: #050505;
  --text: #f5f2ee;
  --muted: rgba(245,242,238,.68);
  --line: rgba(255,255,255,.14);
  --panel: rgba(6,6,7,.94); /* contenido mucho más opaco */
  --card: rgba(8,8,9,.96);  /* tarjetas mucho más opacas */
  --accent: #ff7a1a;
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
}

.site-bg {
  position: fixed;
  inset: 0;
  z-index: -3;
  background-image:
    radial-gradient(circle at 72% 23%, rgba(255, 83, 25, .72), transparent 24%),
    radial-gradient(circle at 48% 27%, rgba(38, 129, 255, .50), transparent 28%),
    radial-gradient(circle at 62% 39%, rgba(38, 220, 148, .30), transparent 22%),
    radial-gradient(circle at 22% 14%, rgba(147, 51, 234, .32), transparent 24%),
    linear-gradient(180deg, rgba(0,0,0,.15), rgba(0,0,0,.95) 70%);
  background-size: 130% 130%;
  filter: saturate(1.25) contrast(1.05);
  animation: bgMove 24s ease-in-out infinite alternate;
}

.site-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,.28), rgba(0,0,0,.12), rgba(0,0,0,.55));
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
  opacity: .12;
  background-image: repeating-radial-gradient(circle at 0 0, rgba(255,255,255,.18) 0 1px, transparent 1px 4px);
  mix-blend-mode: overlay;
}

@keyframes bgMove {
  from { background-position: 0% 0%; }
  to { background-position: 100% 60%; }
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 28px 6vw;
  background: linear-gradient(180deg, rgba(0,0,0,.78), transparent);
}

.brand, nav a, a { color: var(--text); text-decoration: none; }
.brand span, nav a, .eyebrow, h2 { text-transform: uppercase; letter-spacing: .18em; }
.brand span { display: block; font-size: 15px; font-weight: 650; }
.brand small { display: block; margin-top: 4px; color: var(--accent); font-size: 11px; letter-spacing: .22em; text-transform: uppercase; }
nav { display: flex; gap: 34px; }
nav a { font-size: 12px; color: rgba(255,255,255,.86); position: relative; }
nav a:hover::after { content: ""; position: absolute; left: 0; right: 0; bottom: -10px; height: 1px; background: var(--accent); }

.hero {
  min-height: 86vh;
  display: flex;
  align-items: center;
  padding: 120px 6vw 80px;
}
.hero-inner { max-width: 620px; }
.eyebrow { color: var(--accent); font-size: 14px; margin: 0 0 16px; }
h1 {
  margin: 0;
  font-size: clamp(56px, 8vw, 124px);
  line-height: .92;
  font-weight: 250;
  letter-spacing: .20em;
  text-transform: uppercase;
}
.intro { max-width: 390px; color: rgba(255,255,255,.78); font-size: 18px; margin: 28px 0 0; }
.hero-actions { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; }
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-width: 150px;
  min-height: 46px;
  padding: 0 20px;
  border: 1px solid rgba(255,122,26,.75);
  background: rgba(0,0,0,.74);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: 12px;
}
.button.ghost { border-color: rgba(255,255,255,.20); }
.button:hover { background: rgba(255,122,26,.18); }

.panel {
  width: min(1380px, calc(100% - 8vw));
  margin: 0 auto 28px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 24px 80px rgba(0,0,0,.45);
}
.work-section { padding: 34px; }
.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: end;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
  margin-bottom: 24px;
}
h2 { margin: 0; font-size: 14px; font-weight: 550; }
.section-heading p, .about-contact p { color: var(--muted); margin: 0; }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.project-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.12);
  background: var(--card);
  cursor: pointer;
}
.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: .88;
  transition: transform .5s ease, opacity .5s ease;
}
.project-card:hover img { transform: scale(1.05); opacity: 1; }
.project-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(0,0,0,.86));
}
.project-info {
  position: absolute;
  z-index: 2;
  left: 18px;
  right: 18px;
  bottom: 16px;
}
.project-info strong { display: block; text-transform: uppercase; letter-spacing: .06em; }
.project-info span { color: rgba(255,255,255,.70); font-size: 13px; }
.play {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.8);
  background: rgba(0,0,0,.46);
}
.play::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 16px;
  border-left: 16px solid #fff;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
}

.about-contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  padding: 44px;
}
.about-contact h2 { margin-bottom: 18px; }
.about-contact a { color: rgba(255,255,255,.78); }
.about-contact a:hover { color: #fff; }

footer { padding: 30px 6vw 44px; color: rgba(255,255,255,.45); font-size: 13px; }

.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal.is-open { display: flex; }
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.82);
  backdrop-filter: blur(8px);
}
.modal-window {
  position: relative;
  z-index: 1;
  width: min(1100px, 96vw);
  background: rgba(5,5,5,.98);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 14px;
  box-shadow: 0 30px 100px rgba(0,0,0,.75);
  overflow: hidden;
}
.close {
  position: absolute;
  right: 16px;
  top: 10px;
  z-index: 4;
  width: 38px;
  height: 38px;
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 30px;
  cursor: pointer;
}
.modal-title { padding: 20px 24px 18px; border-bottom: 1px solid rgba(255,255,255,.10); }
.modal-title strong { display: block; text-transform: uppercase; letter-spacing: .08em; }
.modal-title span { color: var(--muted); font-size: 14px; }
.video-wrap { aspect-ratio: 16/9; background: #000; }
.video-wrap iframe { width: 100%; height: 100%; border: 0; display: block; }

@media (max-width: 900px) {
  .topbar { position: absolute; padding: 24px; }
  nav { gap: 18px; }
  .hero { padding: 130px 24px 70px; min-height: 78vh; }
  h1 { letter-spacing: .14em; }
  .panel { width: calc(100% - 32px); }
  .work-section { padding: 22px; }
  .section-heading { display: block; }
  .section-heading p { margin-top: 8px; }
  .projects-grid { grid-template-columns: 1fr; }
  .about-contact { grid-template-columns: 1fr; gap: 34px; padding: 28px; }
}

@media (max-width: 520px) {
  nav { display: none; }
  .brand small { font-size: 10px; }
  .intro { font-size: 16px; }
}