/* ===== NOMAD FILMS — Global Styles ===== */
/* A cinematic, dark-luxury design system */

/* --- CSS Custom Properties --- */
:root {
  /* Colors — charcoal luxury (no pure #000) */
  --color-bg-primary: #111111;
  --color-bg-secondary: #1A1A1A;
  --color-surface: #222222;
  --color-subtle: #2E2E2E;
  --color-border: #3A3A3A;
  --color-body: #C0C0C0;
  --color-heading: #FFFFFF;
  --color-hover: #E8E8E8;
  --color-accent: #D0D0D0;
  --color-tint: #161616;

  /* Typography */
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 10rem;

  /* Layout */
  --container-max: 1400px;
  --container-padding: clamp(1.5rem, 5vw, 4rem);

  /* Transitions */
  --transition-fast: 0.3s ease;
  --transition-medium: 0.6s ease;
  --transition-slow: 0.8s ease-out;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.7;
  color: var(--color-body);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
}

/* Film grain overlay on entire site */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9990;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px;
}

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

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

ul, ol {
  list-style: none;
}

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

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

::selection {
  background: rgba(255, 255, 255, 0.15);
  color: var(--color-heading);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h1 {
  font-size: clamp(3rem, 8vw, 6rem);
}

h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p + p {
  margin-top: var(--space-sm);
}

/* --- Horizontal Rule --- */
.divider {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  margin: var(--space-xl) 0;
}

/* --- Layout Utilities --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section {
  padding: var(--space-xl) 0;
  position: relative;
}

/* --- Preloader --- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--color-bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.preloader__text {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 4rem);
  color: var(--color-heading);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  opacity: 0;
  animation: preloaderIn 0.6s 0.15s ease forwards, preloaderOut 0.5s 1s ease forwards;
}

@keyframes preloaderIn {
  to { opacity: 1; }
}

@keyframes preloaderOut {
  to { opacity: 0; }
}

.preloader.hidden {
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

/* --- Page Transition Overlay --- */
.page-transition {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--color-bg-primary);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.page-transition.active {
  opacity: 1;
  pointer-events: all;
}

body.fade-in {
  animation: pageFadeIn 0.4s ease forwards;
}

@keyframes pageFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color var(--transition-fast), backdrop-filter var(--transition-fast), padding var(--transition-fast);
}

.nav.scrolled {
  background-color: rgba(22, 22, 22, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--color-heading);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  position: relative;
}

/* Subtle glow behind logo on hover */
.nav__logo::before {
  content: '';
  position: absolute;
  inset: -8px -16px;
  background: radial-gradient(ellipse, rgba(255,255,255,0.04) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.nav__logo:hover::before {
  opacity: 1;
}

.nav__links {
  display: flex;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.nav__link {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-body);
  transition: color var(--transition-fast);
  position: relative;
  padding-bottom: 4px;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-heading);
  transition: width 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-heading);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 7px;
  padding: 4px;
  z-index: 1001;
  cursor: pointer;
}

.nav__hamburger span {
  display: block;
  width: 30px;
  height: 1px;
  background: var(--color-heading);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  transform-origin: center;
}

.nav__hamburger.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.nav__overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--color-bg-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(1.5rem, 4vh, 3rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-medium);
}

.nav__overlay.open {
  opacity: 1;
  pointer-events: all;
}

.nav__overlay-link {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 7vw, 3.5rem);
  color: var(--color-heading);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s ease, transform 0.5s ease, color var(--transition-fast);
}

.nav__overlay.open .nav__overlay-link {
  opacity: 1;
  transform: translateY(0);
}

.nav__overlay.open .nav__overlay-link:nth-child(1) { transition-delay: 0.08s; }
.nav__overlay.open .nav__overlay-link:nth-child(2) { transition-delay: 0.14s; }
.nav__overlay.open .nav__overlay-link:nth-child(3) { transition-delay: 0.20s; }
.nav__overlay.open .nav__overlay-link:nth-child(4) { transition-delay: 0.26s; }
.nav__overlay.open .nav__overlay-link:nth-child(5) { transition-delay: 0.32s; }

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

/* Small decorative line between mobile nav links */
.nav__overlay-divider {
  width: 30px;
  height: 1px;
  background: var(--color-border);
  opacity: 0;
  transition: opacity 0.4s ease 0.35s;
}

.nav__overlay.open .nav__overlay-divider {
  opacity: 1;
}

/* --- Footer --- */
.footer {
  padding: var(--space-xl) 0 var(--space-lg);
  border-top: 1px solid var(--color-border);
  position: relative;
}

/* Subtle gradient fade above footer border */
.footer::before {
  content: '';
  position: absolute;
  top: -60px;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(to top, rgba(42,42,42,0.1), transparent);
  pointer-events: none;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-md);
}

.footer__copyright {
  font-size: 0.75rem;
  color: var(--color-body);
  letter-spacing: 0.08em;
  opacity: 0.7;
}

.footer__email {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--color-accent);
  letter-spacing: 0.05em;
  transition: color var(--transition-fast);
  text-align: center;
}

.footer__email:hover {
  color: var(--color-heading);
}

.footer__socials {
  display: flex;
  gap: var(--space-xs);
  justify-content: flex-end;
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-body);
  transition: color var(--transition-fast), transform var(--transition-fast);
  border-radius: 50%;
}

.footer__social-link:hover {
  color: var(--color-heading);
  transform: translateY(-2px);
}

.footer__social-link svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* --- Scroll Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* Stagger children reveals */
.reveal-stagger > .reveal:nth-child(1) { transition-delay: 0s; }
.reveal-stagger > .reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger > .reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger > .reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal-stagger > .reveal:nth-child(5) { transition-delay: 0.4s; }

/* Reveal from left/right for asymmetric layouts */
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-left.visible,
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 1.1em 2.8em;
  border: 1px solid var(--color-accent);
  color: var(--color-heading);
  background: transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

/* Sweep fill effect on hover */
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-heading);
  transition: left 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  z-index: -1;
}

.btn:hover::before {
  left: 0;
}

.btn:hover {
  color: var(--color-bg-primary);
  border-color: var(--color-heading);
}

/* --- Placeholder Images --- */
.placeholder-img {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

/* Each variant has a distinct cinematic gradient */
.placeholder-img--1 {
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 30%, #222222 60%, #1a1a1a 100%);
}

.placeholder-img--2 {
  background: linear-gradient(160deg, #1e1e1e 0%, #2e2e2e 40%, #1c1c1c 80%, #262626 100%);
}

.placeholder-img--3 {
  background: linear-gradient(200deg, #262626 0%, #1a1a1a 50%, #282828 100%);
}

.placeholder-img--4 {
  background: linear-gradient(120deg, #1c1c1c 0%, #2c2c2c 35%, #1e1e1e 70%, #242424 100%);
}

.placeholder-img--5 {
  background: linear-gradient(180deg, #222222 0%, #1a1a1a 100%);
}

.placeholder-img--6 {
  background: linear-gradient(145deg, #1a1a1a 0%, #2e2e2e 50%, #1c1c1c 100%);
}

/* Subtle light streak on placeholders */
.placeholder-img::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 20%, rgba(255,255,255,0.03) 0%, transparent 50%);
  pointer-events: none;
}

/* --- Project Modal --- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 5000;
  background: rgba(17, 17, 17, 0.96);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  overflow-y: auto;
  padding: var(--space-xl) var(--container-padding);
}

.modal.open {
  opacity: 1;
  pointer-events: all;
}

.modal__close {
  position: fixed;
  top: var(--space-md);
  right: var(--space-md);
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 300;
  color: var(--color-heading);
  cursor: pointer;
  z-index: 5001;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.modal__close:hover {
  transform: rotate(90deg);
  opacity: 0.6;
}

.modal__content {
  max-width: 900px;
  width: 100%;
  padding-top: var(--space-lg);
}

.modal__media {
  width: 100%;
  aspect-ratio: 16 / 9;
  margin-bottom: var(--space-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.modal__media iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.modal__title {
  margin-bottom: var(--space-sm);
}

.modal__meta {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-body);
  margin-bottom: var(--space-md);
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.modal__meta span + span::before {
  content: '—';
  margin-right: var(--space-md);
  color: var(--color-border);
}

.modal__description {
  color: var(--color-body);
  max-width: 700px;
  line-height: 1.85;
}

/* --- Section Label --- */
.section-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-body);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.section-label::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--color-border);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-sm);
  }

  .footer__socials {
    justify-content: center;
  }

  .section {
    padding: var(--space-lg) 0;
  }

  .reveal-left,
  .reveal-right {
    transform: translateY(30px);
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 1.25rem;
  }
}