/* ───────────────────────────────────────────
   Design System — Visuals Fervor
   Aesthetic: Minimal, clean, premium
   Fonts: Inter (thin / light weights)
   Palette: White, black, gray accents
   ─────────────────────────────────────────── */

:root {
  /* Colors */
  --color-bg: #ffffff;
  --color-fg: #111111;
  --color-gray-100: #fafafa;
  --color-gray-200: #f0f0f0;
  --color-gray-400: #b0b0b0;
  --color-gray-500: #888888;
  --color-gray-700: #444444;
  --color-border: #e0e0e0;
  --color-accent: #111111;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-weight-thin: 200;
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 8rem;

  /* Layout */
  --container-max: 1200px;
  --header-height: 64px;

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}


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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-family);
  font-weight: var(--font-weight-light);
  color: var(--color-fg);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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


/* ─── Container ─── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}


/* ─── Header ─── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 36px;
  width: auto;
}

.main-nav {
  display: flex;
  gap: var(--space-md);
}

.main-nav a {
  font-size: 0.8rem;
  font-weight: var(--font-weight-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray-700);
  transition: color var(--transition);
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-fg);
  transition: width var(--transition);
}

.main-nav a:hover {
  color: var(--color-fg);
}

.main-nav a:hover::after {
  width: 100%;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 28px;
  height: 20px;
  position: relative;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--color-fg);
  position: absolute;
  left: 0;
  transition: var(--transition);
}

.nav-toggle span:first-child { top: 4px; }
.nav-toggle span:last-child { bottom: 4px; }

.nav-toggle.active span:first-child {
  top: 50%;
  transform: rotate(45deg);
}

.nav-toggle.active span:last-child {
  bottom: 50%;
  transform: rotate(-45deg);
}


/* ─── Section defaults ─── */
.section {
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.section-label {
  display: block;
  font-size: 0.7rem;
  font-weight: var(--font-weight-regular);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gray-400);
  margin-bottom: var(--space-sm);
}

.section h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: var(--font-weight-thin);
  line-height: 1.2;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}


/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-family);
  font-size: 0.8rem;
  font-weight: var(--font-weight-regular);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.9rem 2rem;
  border: 1px solid var(--color-fg);
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: var(--color-fg);
  color: var(--color-bg);
}

.btn-primary:hover {
  background: var(--color-gray-700);
  border-color: var(--color-gray-700);
}

.btn-outline {
  background: transparent;
  color: var(--color-fg);
}

.btn-outline:hover {
  background: var(--color-fg);
  color: var(--color-bg);
}


/* ─── Hero ─── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header-height) + var(--space-lg)) var(--space-md) var(--space-lg);
  position: relative;
}

.hero-content {
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  padding: 0 var(--space-md);
}

.hero h1 {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: var(--font-weight-thin);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: var(--font-weight-light);
  color: var(--color-gray-500);
  max-width: 520px;
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.hero-line {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-border);
}


/* ─── About ─── */
.about-text {
  font-size: 1.05rem;
  font-weight: var(--font-weight-light);
  color: var(--color-gray-700);
  max-width: 680px;
  line-height: 1.9;
}


/* ─── Portfolio Gallery ─── */
.gallery {
  column-count: 3;
  column-gap: var(--space-sm);
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: var(--space-sm);
  overflow: hidden;
  position: relative;
  background: var(--color-gray-100);
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.gallery-item:hover img {
  transform: scale(1.03);
}

.gallery-item .gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-sm);
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.5));
  color: #fff;
  font-size: 0.75rem;
  font-weight: var(--font-weight-light);
  letter-spacing: 0.05em;
  opacity: 0;
  transform: translateY(4px);
  transition: var(--transition);
}

.gallery-item:hover .gallery-caption {
  opacity: 1;
  transform: translateY(0);
}

.gallery-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-xl) 0;
  color: var(--color-gray-400);
  font-weight: var(--font-weight-light);
  font-size: 0.95rem;
}


/* ─── Stock / iStock ─── */
.stock {
  background: var(--color-gray-100);
}

.stock-inner {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.stock-text {
  font-size: 1.05rem;
  font-weight: var(--font-weight-light);
  color: var(--color-gray-700);
  line-height: 1.9;
  margin-bottom: var(--space-md);
}


/* ─── Services ─── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.service-card {
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

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

.service-card h3 {
  font-size: 1rem;
  font-weight: var(--font-weight-regular);
  letter-spacing: 0.02em;
  margin-bottom: var(--space-sm);
}

.service-card p {
  font-size: 0.9rem;
  font-weight: var(--font-weight-light);
  color: var(--color-gray-500);
  line-height: 1.7;
}


/* ─── Contact ─── */
.contact-inner {
  text-align: center;
  max-width: 540px;
  margin: 0 auto;
}

.contact-text {
  font-size: 1.05rem;
  font-weight: var(--font-weight-light);
  color: var(--color-gray-700);
  line-height: 1.9;
  margin-bottom: var(--space-md);
}


/* ─── Footer ─── */
.site-footer {
  padding: var(--space-md) 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-size: 0.75rem;
  font-weight: var(--font-weight-light);
  color: var(--color-gray-400);
}

.footer-nav {
  display: flex;
  gap: var(--space-md);
}

.footer-nav a {
  font-size: 0.75rem;
  font-weight: var(--font-weight-light);
  color: var(--color-gray-400);
  letter-spacing: 0.05em;
  transition: color var(--transition);
}

.footer-nav a:hover {
  color: var(--color-fg);
}


/* ─── Responsive ─── */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
  }

  .main-nav.open {
    opacity: 1;
    pointer-events: auto;
  }

  .main-nav a {
    font-size: 1rem;
  }

  .gallery {
    column-count: 2;
  }

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

  .footer-inner {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .gallery {
    column-count: 1;
  }

  .hero h1 {
    font-size: 2.2rem;
  }
}