/* ============================================================
   NV FILMS — style.css
   ============================================================ */

/* --- Custom Properties --- */
:root {
  --bg:      #0a0a0a;
  --surface: #111111;
  --border:  #1e1e1e;
  --text:    #f0ede8;
  --muted:   #6b6560;
  --accent:  #c8b89a;

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans:  'DM Sans', system-ui, sans-serif;
  --font-mono:  'JetBrains Mono', 'Courier New', monospace;

  --nav-h: 72px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

/* --- Typography helpers --- */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 2.5rem;
}

/* --- Layout --- */
.section-container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  transition: background 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.nav-logo {
  display: flex;
  align-items: center;
  z-index: 101;
}

.nav-logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--text);
  opacity: 0.7;
  transition: opacity 0.2s;
}

.nav-link:hover {
  opacity: 1;
}

/* --- Nav right group (lang toggle + hamburger) --- */
.nav-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  z-index: 101;
}

/* --- Language toggle --- */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: color 0.2s;
  line-height: 1;
}

.lang-btn:hover {
  color: var(--text);
}

.lang-btn.active {
  color: var(--text);
}

.lang-sep {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--border);
  line-height: 1;
}

/* Lang toggle inside mobile overlay */
.overlay-lang {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.overlay-lang .lang-btn {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
}

.overlay-lang .lang-sep {
  font-size: 0.8rem;
}

/* --- Hamburger --- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 24px;
  justify-content: center;
  z-index: 1001;
  position: relative;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --- Mobile Overlay --- */
.mobile-overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(10, 10, 10, 0.98);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease);
}

.menu-open .mobile-overlay {
  opacity: 1;
  pointer-events: all;
}

.overlay-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3rem;
}

.overlay-link {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 8vw, 3rem);
  letter-spacing: 0.2em;
  color: var(--text);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease, color 0.2s;
}

.overlay-link:hover {
  color: var(--accent);
}

.menu-open .overlay-link:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0ms; }
.menu-open .overlay-link:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 80ms; }
.menu-open .overlay-link:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 160ms; }
.menu-open .overlay-link:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 240ms; }

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--bg);
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

/* Film grain */
.hero-grain {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 200px;
  animation: grain 0.5s steps(1) infinite;
}

@keyframes grain {
  0%, 100% { background-position: 0 0; }
  10%       { background-position: -5% -10%; }
  20%       { background-position: -15% 5%; }
  30%       { background-position: 7% -25%; }
  40%       { background-position: -5% 25%; }
  50%       { background-position: -15% 10%; }
  60%       { background-position: 15% 0%; }
  70%       { background-position: 0 15%; }
  80%       { background-position: 3% 35%; }
  90%       { background-position: -10% 10%; }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  padding: 0 1.5rem;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  color: var(--muted);
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(4rem, 11vw, 10rem);
  font-weight: 400;
  letter-spacing: 0.15em;
  line-height: 1;
  color: var(--text);
}

.hero-subtitle {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2.5vw, 2rem);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--text);
  opacity: 0.65;
}

.btn-cta {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.85rem 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: var(--text);
  border: 1px solid rgba(240, 237, 232, 0.4);
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}

.btn-cta:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

.hero-chevron {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: var(--text);
  opacity: 0.4;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: chevron-bob 2s ease-in-out infinite;
  transition: opacity 0.2s;
}

.hero-chevron:hover {
  opacity: 0.8;
}

.hero-chevron svg {
  width: 28px;
  height: 28px;
}

@keyframes chevron-bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* ============================================================
   WORK GRID
   ============================================================ */
.work {
  padding: clamp(5rem, 10vw, 9rem) 0;
}

.work-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.work-tile {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--surface);
  cursor: pointer;
}

.tile-inner {
  position: relative;
  width: 100%;
  height: 100%;
}

.tile-poster {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: opacity 0.4s var(--ease), transform 0.6s var(--ease);
}

.work-tile:hover .tile-poster {
  transform: scale(1.04);
  filter: brightness(0.75);
}

.tile-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.1) 50%, transparent 100%);
}

.tile-info {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  z-index: 2;
  transition: opacity 0.3s;
}

.tile-title {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 0.3rem;
}

.tile-category {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
}

/* Play button */
.tile-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 3;
  color: var(--text);
}

.tile-play svg {
  width: 64px;
  height: 64px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.6));
}

.work-tile:hover .tile-play {
  opacity: 1;
}

/* Video container */
.tile-video-container {
  position: absolute;
  inset: 0;
  z-index: 4;
  background: #000;
  display: none;
}

.tile-video-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.tile-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--muted);
}

/* Playing state */
.work-tile.playing .tile-video-container {
  display: block;
}

.work-tile.playing .tile-poster {
  opacity: 0;
  pointer-events: none;
}

/* Close button */
.tile-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  z-index: 5;
  width: 32px;
  height: 32px;
  background: rgba(0, 0, 0, 0.6);
  color: var(--text);
  font-size: 0.9rem;
  display: none;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.2s;
}

.tile-close:hover {
  background: rgba(0, 0, 0, 0.85);
}

.work-tile.playing .tile-close {
  display: flex;
}

/* ============================================================
   APPROACH
   ============================================================ */
.approach {
  padding: clamp(5rem, 10vw, 9rem) 0;
  border-top: 1px solid var(--border);
}

.approach-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.approach-image-wrap {
  position: relative;
  overflow: hidden;
}

.approach-image {
  width: 100%;
  height: auto;
  display: block;
  filter: brightness(0.85);
  color-mix: in srgb, var(--accent) 8%, transparent;
}

.approach-grain {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 200px;
}

/* Warm tint overlay */
.approach-image-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(200, 184, 154, 0.07);
  pointer-events: none;
}

.approach-text .section-label {
  margin-bottom: 1rem;
}

.approach-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 2rem;
}

.approach-body {
  font-size: 1rem;
  color: rgba(240, 237, 232, 0.8);
  margin-bottom: 1.5rem;
  max-width: 48ch;
}

.approach-closing {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--muted);
  margin-top: 2rem;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
  padding: clamp(5rem, 10vw, 9rem) 0;
  border-top: 1px solid var(--border);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.3s var(--ease);
}

.service-card:hover {
  border-color: var(--accent);
}

.service-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.service-title {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 400;
  line-height: 1.25;
}

.service-text {
  font-size: 0.9rem;
  color: rgba(240, 237, 232, 0.7);
  flex: 1;
  line-height: 1.65;
}

.service-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 0.3rem 0.75rem;
  margin-top: 0.25rem;
  align-self: flex-start;
}

.services-note {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.services-note-link {
  transition: color 0.2s;
}

.services-note-link:hover {
  color: var(--accent);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  padding: clamp(5rem, 10vw, 9rem) 0;
  border-top: 1px solid var(--border);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.contact-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.contact-sub {
  font-size: 0.95rem;
  color: rgba(240, 237, 232, 0.65);
  margin-bottom: 2rem;
}

.contact-email {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  letter-spacing: 0.05em;
  color: var(--accent);
  margin-bottom: 1rem;
  transition: opacity 0.2s;
}

.contact-email:hover {
  opacity: 0.75;
}

.contact-location {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-transform: uppercase;
}

/* Form */
.contact-form-wrap {
  position: relative;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
}

.form-input {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 300;
  padding: 0.85rem 1rem;
  width: 100%;
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 0;
}

.form-input:focus {
  border-color: var(--accent);
}

.form-input:user-invalid,
.form-input.invalid {
  border-color: #c0826a;
}

.required-mark {
  color: var(--accent);
  margin-left: 0.15em;
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b6560' stroke-width='1.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px;
  padding-right: 2.5rem;
}

.form-select option {
  background: var(--surface);
  color: var(--text);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
  font-family: var(--font-sans);
  line-height: 1.6;
}

.btn-submit {
  display: inline-block;
  padding: 0.9rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: var(--text);
  border: 1px solid rgba(240, 237, 232, 0.35);
  background: none;
  cursor: pointer;
  align-self: flex-start;
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}

.btn-submit:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

/* Form error */
.form-error {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: #c0826a;
  margin-top: 0.25rem;
}

.form-error[hidden] { display: none; }

/* Thank-you */
.form-success {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

.form-success[hidden] {
  display: none;
}

.form-success-msg {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--accent);
  text-align: center;
  line-height: 1.3;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  position: relative;
  padding: 3rem 0 2.5rem;
  text-align: center;
  border-top: 1px solid var(--border);
  overflow: hidden;
}

.footer-watermark {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: clamp(8rem, 20vw, 18rem);
  font-weight: 700;
  color: var(--text);
  opacity: 0.02;
  letter-spacing: 0.2em;
  pointer-events: none;
  user-select: none;
  line-height: 1;
}

.footer-text {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--muted);
}

.footer-sep {
  color: var(--border);
}

.footer-link {
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--text);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 900px) {
  .approach-inner {
    grid-template-columns: 1fr;
  }

  .contact-inner {
    grid-template-columns: 1fr;
  }

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

/* Mobile */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

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

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

  .approach-inner {
    grid-template-columns: 1fr;
  }

  .contact-inner {
    grid-template-columns: 1fr;
  }

  .btn-submit {
    align-self: stretch;
    text-align: center;
  }
}

/* Large screens */
@media (min-width: 1400px) {
  .work-grid {
    gap: 2rem;
  }
}