/* ============================================================
   blanca behrens — videografie
   Design tokens
   ============================================================ */

:root {
  /* Brand colors (from client brand kit) */
  --ink: #494c50;
  --ink-700: #3a3c40;
  --ink-900: #2c2e31;
  --sage: #adc9b0;
  --sage-600: #8bab8f;
  --sage-100: #eef4ef;
  --white: #ffffff;
  --cream: #faf9f6;

  /* Semantic roles (contrast-checked: ink/white 8.6:1, sage-on-ink 4.8:1, ink-on-sage 4.8:1) */
  --color-bg: var(--cream);
  --color-bg-alt: var(--white);
  --color-text: var(--ink);
  --color-text-soft: #6b6e72;
  --color-dark-bg: var(--ink);
  --color-dark-text: var(--white);
  --color-accent: var(--sage);
  --color-accent-ink: var(--sage-600);
  --color-border: #e3e0d9;

  /* Type */
  --font-display: "Baloo 2", ui-rounded, "Poppins", sans-serif;
  --font-body: "Poppins", -apple-system, BlinkMacSystemFont, sans-serif;

  --fs-hero: clamp(2.75rem, 9vw, 7.5rem);
  --fs-h2: clamp(2rem, 5vw, 3.75rem);
  --fs-h3: clamp(1.25rem, 2.4vw, 1.75rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;

  /* Space (8pt rhythm) */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --space-8: 8rem;

  --container-w: 1280px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 180ms;
  --dur-med: 420ms;
}

/* ============================================================
   Reset
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, p { margin: 0; }

:focus-visible {
  outline: 3px solid var(--sage-600);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--space-3);
}
@media (min-width: 768px) {
  .container { padding-inline: var(--space-5); }
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -100px;
  background: var(--ink);
  color: var(--white);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  z-index: 200;
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus { top: var(--space-2); }

/* ============================================================
   Typography helpers
   ============================================================ */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--fs-small);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-ink);
}
.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sage);
  flex: none;
}
.on-dark .eyebrow { color: var(--sage); }
.on-dark .eyebrow::before { background: var(--sage); }

.section-heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin-top: var(--space-2);
}

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 1.05em 1.9em;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--ink);
  color: var(--white);
  box-shadow: 0 10px 24px -12px rgba(73,76,80,0.55);
}
.btn-primary:hover { background: var(--ink-700); }

.btn-accent {
  background: var(--sage);
  color: var(--ink);
  box-shadow: 0 10px 24px -14px rgba(139,171,143,0.7);
}
.btn-accent:hover { background: var(--sage-600); }

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.55);
}
.btn-outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; }

.btn svg { width: 1.1em; height: 1.1em; flex: none; }

/* ============================================================
   Header / Nav
   ============================================================ */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding-block: var(--space-3);
  transition: padding var(--dur-med) var(--ease-out), background var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}
.site-header.is-scrolled {
  padding-block: var(--space-1);
  background: rgba(250,249,246,0.85);
  backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 1px 0 rgba(73,76,80,0.08);
}

.brand-mark {
  display: flex;
  align-items: center;
  gap: 0.6em;
}
.brand-mark img { height: 78px; width: auto; }
.brand-mark .logo-dark { display: none; }
.site-header.is-scrolled .brand-mark .logo-light { display: none; }
.site-header.is-scrolled .brand-mark .logo-dark { display: block; }

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-4);
  font-weight: 600;
  font-size: 0.95rem;
}
.nav-links a {
  position: relative;
  padding-block: 4px;
  color: var(--color-text);
  transition: color var(--dur-fast) var(--ease-out);
}
.site-header:not(.is-scrolled) .nav-links a { color: var(--white); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 0;
  height: 2px;
  background: currentColor;
  transition: right var(--dur-fast) var(--ease-out);
}
.nav-links a:hover::after,
.nav-links a:focus-visible::after { right: 0; }

@media (min-width: 900px) {
  .nav-links { display: flex; }
}

.header-actions { display: flex; align-items: center; gap: var(--space-2); }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--sage);
  color: var(--ink);
  flex: none;
  transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.icon-btn:hover { transform: translateY(-2px) rotate(-6deg); background: var(--sage-600); }
.icon-btn svg { width: 20px; height: 20px; }

.nav-toggle {
  display: inline-flex;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  border-radius: 50%;
}
.nav-toggle svg { width: 22px; height: 22px; color: var(--color-text); }
.site-header:not(.is-scrolled) .nav-toggle svg { color: var(--white); }
@media (min-width: 900px) { .nav-toggle { display: none; } }

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: var(--ink);
  color: var(--white);
  display: flex;
  flex-direction: column;
  padding: var(--space-3);
  transform: translateY(-100%);
  transition: transform var(--dur-med) var(--ease-out);
}
.mobile-nav.is-open { transform: translateY(0); }
.mobile-nav-top { display: flex; justify-content: space-between; align-items: center; }
.mobile-nav-top .icon-btn.close-btn { background: rgba(255,255,255,0.12); color: var(--white); }
.mobile-nav ul {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
}
.mobile-nav .header-actions { margin-top: auto; padding-top: var(--space-4); }

/* ============================================================
   Hero
   ============================================================ */

.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  color: var(--white);
  overflow: hidden;
  background: var(--ink-900);
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media video,
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(44,46,49,0.35) 0%, rgba(44,46,49,0.35) 40%, rgba(44,46,49,0.85) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  padding-block: calc(var(--space-8) + 40px) var(--space-6);
}

.hero-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  justify-content: space-between;
}

.hero-cta { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; }

.scroll-cue {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
}
.scroll-cue svg { width: 22px; height: 30px; animation: bob 1.8s ease-in-out infinite; }
@keyframes bob { 0%,100% { transform: translateY(0);} 50% { transform: translateY(6px);} }

.mute-toggle {
  position: absolute;
  right: var(--space-3);
  bottom: var(--space-3);
  z-index: 1;
}
@media (min-width: 768px) {
  .mute-toggle { right: var(--space-5); bottom: var(--space-5); }
}

/* ============================================================
   About
   ============================================================ */

.about {
  padding-block: var(--space-8);
  background: var(--color-bg);
}
.about .container {
  display: grid;
  gap: var(--space-4);
  align-items: start;
}
@media (min-width: 700px) {
  .about .container { grid-template-columns: 220px 1fr; gap: var(--space-6); align-items: center; }
}
@media (min-width: 960px) {
  .about .container { grid-template-columns: 260px 1fr; gap: var(--space-7); }
}

.about-media {
  position: relative;
  max-width: 220px;
}
@media (min-width: 960px) {
  .about-media { max-width: 260px; }
}
.about-media .blob {
  position: absolute;
  inset: -10% -14%;
  background: var(--sage);
  border-radius: 44% 56% 63% 37% / 45% 40% 60% 55%;
  z-index: 0;
}
.about-media .portrait {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  box-shadow: 0 20px 40px -24px rgba(44,46,49,0.45);
}
.stage-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.15);
  transition: opacity 550ms var(--ease-out), transform 650ms var(--ease-out);
}
.stage-img.is-active {
  opacity: 1;
  transform: scale(1);
  z-index: 1;
}
@media (prefers-reduced-motion: reduce) {
  .stage-img { transition: opacity 150ms linear; transform: none !important; }
}

.about-bts {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 0.6rem;
  margin-top: var(--space-2);
  justify-content: center;
}
.about-bts.reveal { transition-delay: 150ms; }
.bts-thumb {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  padding: 0;
  overflow: hidden;
  border: 3px solid var(--color-bg);
  box-shadow: 0 4px 14px rgba(0,0,0,0.15);
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.bts-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.bts-thumb:hover,
.bts-thumb:focus-visible,
.bts-thumb.is-active {
  transform: scale(1.14);
  box-shadow: 0 6px 18px -4px rgba(0,0,0,0.35), 0 0 0 3px var(--sage);
}

.about-body p.lead {
  margin-top: var(--space-3);
  font-size: 1.15rem;
  color: var(--color-text);
  max-width: 56ch;
}

.chip-row {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.6em 1.1em;
  border-radius: var(--radius-pill);
  background: var(--sage-100);
  color: var(--ink);
  font-weight: 600;
  font-size: 0.85rem;
  border: 1px solid rgba(139,171,143,0.35);
}
.chip svg { width: 16px; height: 16px; color: var(--sage-600); flex: none; }

/* ============================================================
   Clients marquee
   ============================================================ */

.clients {
  background: var(--ink);
  color: var(--white);
  padding-block: var(--space-6);
  overflow: hidden;
}
.clients-heading {
  text-align: center;
  margin-bottom: var(--space-4);
}
.clients-heading .eyebrow { justify-content: center; }
.clients-heading p {
  margin-top: var(--space-1);
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
}

.marquee {
  display: flex;
  width: max-content;
  gap: var(--space-6);
  animation: marquee 34s linear infinite;
}
.marquee-track { display: flex; gap: var(--space-6); align-items: center; }
.logo-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 110px;
  height: 38px;
  flex: none;
}
.logo-box.logo-lg { width: 150px; height: 56px; }
.logo-box.logo-sm { width: 78px; height: 26px; }
.logo-box img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  opacity: 0.85;
  filter: brightness(0) invert(1);
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee { animation: none; overflow-x: auto; }
}

/* ============================================================
   Portfolio
   ============================================================ */

.portfolio {
  padding-block: var(--space-8);
  background: var(--color-bg-alt);
}
.portfolio-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
@media (min-width: 900px) {
  .portfolio-head { flex-direction: row; align-items: flex-end; justify-content: space-between; }
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.filter-pill {
  padding: 0.6em 1.3em;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--color-border);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-soft);
  transition: all var(--dur-fast) var(--ease-out);
}
.filter-pill:hover { border-color: var(--sage-600); color: var(--ink); }
.filter-pill[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
}

.portfolio-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  cursor: pointer;
  background: var(--ink-900);
  box-shadow: inset 0 0 0 0 var(--sage);
  transition: box-shadow var(--dur-fast) var(--ease-out);
}
.portfolio-card:hover,
.portfolio-card:focus-visible {
  box-shadow: inset 0 0 0 4px var(--sage);
}
.portfolio-card img,
.portfolio-card video {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--dur-med) var(--ease-out), opacity var(--dur-med) var(--ease-out);
}
.portfolio-card:hover img { transform: scale(1.06); }
.portfolio-card .card-preview { opacity: 0; }
.portfolio-card.is-previewing .card-preview { opacity: 1; }
.portfolio-card.is-previewing .card-poster { opacity: 0; }
.portfolio-card::after {
  content: "";
  position: absolute; inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(44,46,49,0) 45%, rgba(44,46,49,0.88) 100%);
}
.card-play {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%) scale(0.9);
  width: 60px; height: 60px;
  border-radius: 50%;
  background: rgba(255,255,255,0.92);
  color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  z-index: 2;
  opacity: 0;
  transition: all var(--dur-fast) var(--ease-out);
}
.portfolio-card:hover .card-play,
.portfolio-card:focus-visible .card-play { opacity: 1; transform: translate(-50%,-50%) scale(1); }
.card-play svg { width: 22px; height: 22px; margin-left: 3px; }

.card-meta {
  position: absolute;
  left: var(--space-2); right: var(--space-2); bottom: var(--space-2);
  z-index: 2;
  color: var(--white);
}
.card-meta .tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--sage);
  margin-bottom: 0.3em;
}
.card-meta .title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.15;
}

.portfolio-empty {
  padding: var(--space-6) 0;
  text-align: center;
  color: var(--color-text-soft);
  display: none;
}
.portfolio-empty.is-visible { display: block; }

/* ============================================================
   Lightbox
   ============================================================ */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-3);
  background: rgba(28,29,31,0.92);
}
.lightbox.is-open { display: flex; }
.lightbox-inner {
  position: relative;
  width: 100%;
  max-width: 920px;
}
.lightbox-inner video {
  width: 100%;
  max-height: 82dvh;
  border-radius: var(--radius-md);
  background: #000;
}
.lightbox-close {
  position: absolute;
  top: calc(-1 * var(--space-6));
  right: 0;
  background: rgba(255,255,255,0.12);
  color: var(--white);
}
@media (max-width: 640px) {
  .lightbox-close { top: -56px; }
}
.lightbox-caption {
  margin-top: var(--space-2);
  color: var(--white);
  font-weight: 600;
}
.lightbox-caption span { color: var(--sage); }

/* ============================================================
   CTA / Contact
   ============================================================ */

.cta {
  position: relative;
  background: var(--ink);
  color: var(--white);
  padding-block: var(--space-8);
  overflow: hidden;
  text-align: center;
}
.cta .blob {
  position: absolute;
  top: -20%; left: 50%;
  transform: translateX(-50%);
  width: 900px; height: 900px;
  background: radial-gradient(circle, rgba(173,201,176,0.18) 0%, rgba(173,201,176,0) 70%);
}
.cta-inner { position: relative; z-index: 1; max-width: 640px; margin-inline: auto; }
.cta .section-heading { max-width: none; }
.cta p.sub {
  margin-top: var(--space-3);
  color: rgba(255,255,255,0.78);
  font-size: 1.05rem;
}
.cta-actions {
  margin-top: var(--space-5);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
}

/* ============================================================
   Footer
   ============================================================ */

.site-footer {
  background: var(--ink-900);
  color: rgba(255,255,255,0.7);
  padding-block: var(--space-4);
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6em;
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
}
.footer-brand img { height: 22px; }
.footer-links { display: flex; gap: var(--space-3); }
.footer-links a:hover { color: var(--sage); }

/* ============================================================
   Reveal-on-scroll
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(44px) scale(0.97);
  transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out);
  will-change: transform, opacity;
}
.reveal.is-visible { opacity: 1; transform: translateY(0) scale(1); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}