/* =========================================================
   VITOR REELS — VIDEO EDITOR PORTFOLIO
   Design tokens: deep black + gold, editorial typography
   ========================================================= */

:root {
  /* Colors */
  --color-bg: #0d0d0d;
  --color-bg-alt: #121212;
  --color-surface: #171717;
  --color-surface-2: #1d1d1d;
  --color-border: rgba(255, 215, 0, 0.14);
  --color-border-strong: rgba(255, 215, 0, 0.35);
  --color-gold: #ffd700;
  --color-gold-soft: #c9a227;
  --color-text: #f4f3ee;
  --color-text-muted: #a3a29a;
  --color-text-faint: #6c6c66;

  /* Typography */
  --font-display: "Syne", sans-serif;
  --font-body: "Manrope", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  /* Layout */
  --max-width: 1180px;
  --section-pad: clamp(4rem, 9vw, 8rem);
  --radius-sm: 6px;
  --radius-md: 14px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Base reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
svg { fill: currentColor; width: 100%; height: 100%; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

/* Respect users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* Visible focus for accessibility */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Global typography ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin: 0 0 0.9rem;
  position: relative;
  padding-left: 1.6rem;
}
.eyebrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 1.1rem;
  height: 1px;
  background: var(--color-gold);
  transform: translateY(-50%);
}
.eyebrow--center { padding-left: 0; text-align: center; }
.eyebrow--center::before { display: none; }

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 1.6rem;
  color: var(--color-text);
}

/* ---------- Scroll progress bar ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-gold-soft), var(--color-gold));
  z-index: 1000;
  transition: width 0.1s linear;
}

/* ---------- Fixed header ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  padding: 1.4rem 0;
  transition: padding 0.35s var(--ease), background 0.35s var(--ease), border-color 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  padding: 0.85rem 0;
  background: rgba(13, 13, 13, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.logo__accent { color: var(--color-gold); }
.logo__rec {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-gold);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}

.nav { display: flex; align-items: center; gap: 2.2rem; }
.nav__link {
  position: relative;
  font-size: 0.92rem;
  color: var(--color-text-muted);
  transition: color 0.25s var(--ease);
  padding-bottom: 4px;
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--color-gold);
  transition: width 0.3s var(--ease);
}
.nav__link:hover { color: var(--color-text); }
.nav__link:hover::after { width: 100%; }
.nav__link--cta {
  color: var(--color-gold);
  border: 1px solid var(--color-border-strong);
  padding: 0.5rem 1.1rem;
  border-radius: 100px;
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover {
  background: var(--color-gold);
  color: var(--color-bg);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 26px;
}
.nav__toggle span {
  height: 1.5px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.9rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 100px;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-gold);
  color: var(--color-bg);
  box-shadow: 0 0 0 rgba(255, 215, 0, 0);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -8px rgba(255, 215, 0, 0.45);
}
.btn--ghost {
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
}
.btn--ghost:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: translateY(-2px);
}
.btn--lg { padding: 1.1rem 2.6rem; font-size: 1rem; }

/* ---------- HERO ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding: 8rem 0 4rem;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(255, 215, 0, 0.07), transparent 60%),
    var(--color-bg);
  overflow: hidden;
}
.hero__inner { position: relative; z-index: 2; }

.hero__timecode {
  display: inline-flex;
  align-items: center;
  gap: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-faint);
  margin-bottom: 2.4rem;
  border: 1px solid var(--color-border);
  padding: 0.5rem 0.9rem;
  border-radius: 100px;
  width: fit-content;
}
.hero__rec {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-gold);
  letter-spacing: 0.08em;
}
.hero__rec-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
  animation: pulse 1.4s ease-in-out infinite;
}
.hero__tc { color: var(--color-text-muted); letter-spacing: 0.05em; }

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3rem, 9vw, 6.4rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin: 0 0 1.6rem;
}
.hero__title-accent { color: var(--color-gold); }

.hero__desc {
  max-width: 540px;
  color: var(--color-text-muted);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  margin: 0 0 2.6rem;
}
.hero__desc strong { color: var(--color-text); font-weight: 600; }

.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero__scroll {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  z-index: 2;
}
.hero__scroll-track {
  width: 1px;
  height: 46px;
  background: var(--color-border-strong);
  position: relative;
  overflow: hidden;
}
.hero__scroll-thumb {
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-gold);
  animation: scrollThumb 2.2s ease-in-out infinite;
}
@keyframes scrollThumb {
  0% { top: -100%; }
  60% { top: 100%; }
  100% { top: 100%; }
}
.hero__scroll-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

/* ---------- Scroll reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- ABOUT ---------- */
.about { padding: var(--section-pad) 0; background: var(--color-bg); }
.about__inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}
.about__frame {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--color-surface);
}
.about__photo {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(0.15);
}
.about__frame-corner {
  position: absolute;
  width: 26px; height: 26px;
  border: 2px solid var(--color-gold);
}
.about__frame-corner--tl { top: 14px; left: 14px; border-right: none; border-bottom: none; }
.about__frame-corner--br { bottom: 14px; right: 14px; border-left: none; border-top: none; }

.about__text {
  color: var(--color-text-muted);
  margin: 0 0 1.1rem;
  max-width: 52ch;
}

.stats {
  display: flex;
  gap: clamp(1.6rem, 4vw, 3rem);
  margin-top: 2.4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}
.stats__item { display: flex; flex-direction: column; }
.stats__number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  color: var(--color-gold);
}
.stats__label {
  font-size: 0.82rem;
  color: var(--color-text-faint);
  margin-top: 0.2rem;
}

/* ---------- PORTFOLIO ---------- */
.portfolio { padding: var(--section-pad) 0; background: var(--color-bg-alt); }

.portfolio__filters {
  display: flex;
  gap: 0.7rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 0.55rem 1.2rem;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: all 0.3s var(--ease);
}
.filter-btn:hover { border-color: var(--color-border-strong); color: var(--color-text); }
.filter-btn.is-active {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-bg);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.5rem;
}
.reel-card {
  grid-column: span 6;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.reel-card--vertical { grid-column: span 2; }
.reel-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-border-strong);
  box-shadow: 0 22px 44px -20px rgba(0, 0, 0, 0.65);
}
.reel-card.is-hidden { display: none; }

.reel-card__frame {
  position: relative;
  width: 100%;
  background: #000;
}
.reel-card--horizontal .reel-card__frame { aspect-ratio: 16 / 9; }
.reel-card--vertical .reel-card__frame { aspect-ratio: 9 / 16; }
.reel-card__frame iframe,
.reel-card__frame video {
  width: 100%; height: 100%;
  border: none;
  display: block;
}

.reel-card__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  background:
    repeating-linear-gradient(135deg, rgba(255,215,0,0.03) 0 2px, transparent 2px 14px),
    var(--color-surface-2);
  color: var(--color-text-faint);
}
.reel-card__play {
  width: 46px; height: 46px;
  padding: 12px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border-strong);
  color: var(--color-gold);
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease);
}
.reel-card:hover .reel-card__play {
  transform: scale(1.08);
  background: var(--color-gold);
  color: var(--color-bg);
}
.reel-card__format {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
}

.reel-card__info { padding: 1.2rem 1.3rem 1.4rem; }
.reel-card__title {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  margin: 0 0 0.3rem;
}
.reel-card__meta {
  font-size: 0.82rem;
  color: var(--color-text-faint);
  margin: 0;
}

/* ---------- SERVICES ---------- */
.services { padding: var(--section-pad) 0; background: var(--color-bg); }
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.4rem;
}
.service-card {
  padding: 2.1rem 1.7rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), background 0.35s var(--ease);
}
.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-border-strong);
  background: var(--color-surface-2);
}
.service-card__icon {
  width: 34px; height: 34px;
  color: var(--color-gold);
  margin-bottom: 1.3rem;
}
.service-card__title {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  margin: 0 0 0.6rem;
}
.service-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ---------- SOCIAL MEDIA ---------- */
.social { padding: var(--section-pad) 0; background: var(--color-bg-alt); text-align: center; }
.social__inner { display: flex; flex-direction: column; align-items: center; }
.social__links {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}
.social__link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1.4rem;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: all 0.3s var(--ease);
}
.social__link svg { width: 18px; height: 18px; }
.social__link:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: translateY(-3px);
}

/* ---------- CONTACT ---------- */
.contact {
  padding: var(--section-pad) 0;
  text-align: center;
  background:
    radial-gradient(ellipse 55% 60% at 50% 100%, rgba(255, 215, 0, 0.06), transparent 65%),
    var(--color-bg);
}
.contact__inner { display: flex; flex-direction: column; align-items: center; }
.contact__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 4.4vw, 3.1rem);
  line-height: 1.15;
  max-width: 16ch;
  margin: 0 0 1.2rem;
}
.contact__desc {
  color: var(--color-text-muted);
  margin: 0 0 2.4rem;
  max-width: 40ch;
}

/* ---------- FOOTER ---------- */
.footer {
  padding: 2.2rem 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--color-text-faint);
}

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 1.6rem;
  bottom: 1.6rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--color-gold);
  color: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
  z-index: 800;
  box-shadow: 0 12px 28px -10px rgba(255, 215, 0, 0.5);
}
.back-to-top svg { width: 20px; height: 20px; }
.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover { transform: translateY(-3px); }

/* =========================================================
   RESPONSIVENESS
   ========================================================= */
@media (max-width: 900px) {
  .about__inner { grid-template-columns: 1fr; }
  .about__frame { max-width: 340px; margin: 0 auto; }
  .portfolio__grid { grid-template-columns: repeat(4, 1fr); }
  .reel-card--horizontal { grid-column: span 4; }
  .reel-card--vertical { grid-column: span 2; }
}

@media (max-width: 720px) {
  .nav {
    position: fixed;
    top: 0; right: 0;
    height: 100svh;
    width: min(78vw, 320px);
    background: rgba(13, 13, 13, 0.98);
    backdrop-filter: blur(16px);
    border-left: 1px solid var(--color-border);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 2rem;
    padding: 2rem 2.4rem;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease);
  }
  .nav.is-open { transform: translateX(0); }
  .nav__link { font-size: 1.1rem; }
  .nav__toggle { display: flex; }
  .nav__toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav__toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav__toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  .portfolio__grid { grid-template-columns: repeat(2, 1fr); }
  .reel-card--horizontal { grid-column: span 2; }
  .reel-card--vertical { grid-column: span 1; }

  .stats { flex-wrap: wrap; row-gap: 1.2rem; }
}

@media (max-width: 480px) {
  .hero { padding-top: 7rem; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { width: 100%; }
  .portfolio__grid { grid-template-columns: 1fr 1fr; }
  .reel-card--vertical { grid-column: span 1; }
}