/* Pilar Built — Editorial Luxury Design System */

/* ===== Custom Properties ===== */
:root {
  /* Palette — muted luxury */
  --color-ink: #1A1A1A;
  --color-charcoal: #2D2D3A;
  --color-stone: #6B7280;
  --color-silver: #9CA3AF;
  --color-pearl: #F5F4F1;
  --color-ivory: #FAFAF8;
  --color-white: #FFFFFF;
  --color-accent: #4A7BF7;
  --color-accent-hover: #3A65D4;
  --color-success: #10B981;
  --color-error: #EF4444;

  /* Typography scale */
  --font-display: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing — luxurious proportions */
  --section-pad: 120px;
  --section-pad-mobile: 64px;
  --max-width: 1280px;
  --max-width-narrow: 720px;
  --grid-gap: 48px;

  /* Radii — refined */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

/* ===== Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-ink);
  background-color: var(--color-ivory);
  line-height: 1.65;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  margin: 0;
}

/* ===== Editorial Typography ===== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 400;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

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

h4 {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
}

p {
  font-size: clamp(1rem, 1.1vw, 1.125rem);
  max-width: 60ch;
}

.text-overline {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-stone);
}

.text-large {
  font-size: clamp(1.125rem, 1.5vw, 1.375rem);
  line-height: 1.6;
}

.text-caption {
  font-size: 0.8125rem;
  color: var(--color-stone);
  letter-spacing: 0.01em;
}

/* ===== Skip Link (Accessibility) ===== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 100;
  padding: 8px 16px;
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus {
  top: 16px;
}

/* ===== Navigation ===== */
.nav-sticky {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 248, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}
.nav-sticky.scrolled {
  border-bottom-color: rgba(0, 0, 0, 0.06);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-ink);
  text-decoration: none;
}
.nav-logo img {
  height: 28px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-stone);
  text-decoration: none;
  transition: color 0.2s ease;
}
.nav-link:hover,
.nav-link.active {
  color: var(--color-ink);
}

/* Dropdown */
.dropdown {
  position: relative;
}
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: -16px;
  min-width: 220px;
  padding: 12px 0;
  background: var(--color-white);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.2s ease;
  list-style: none;
}
.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu a {
  display: block;
  padding: 10px 20px;
  font-size: 0.875rem;
  color: var(--color-stone);
  text-decoration: none;
  transition: all 0.15s ease;
}
.dropdown-menu a:hover {
  color: var(--color-ink);
  background: var(--color-pearl);
}

/* Mobile menu */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-ink);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 400px;
  background: var(--color-white);
  z-index: 60;
  padding: 32px;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}
.mobile-menu.open {
  transform: translateX(0);
}
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  z-index: 55;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-toggle { display: block; }
  .nav-inner { padding: 0 20px; height: 60px; }
}

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--color-ink);
  color: var(--color-white);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.1s ease;
}
.btn-primary:hover {
  background: var(--color-charcoal);
}
.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: transparent;
  color: var(--color-ink);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
}
.btn-secondary:hover {
  background: var(--color-ink);
  color: var(--color-white);
}

.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: opacity 0.2s ease;
}
.btn-text:hover {
  opacity: 0.7;
}

/* ===== Layout Containers ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 768px) {
  .container { padding: 0 20px; }
}

.container-narrow {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 32px;
}

/* ===== Sections ===== */
.section {
  padding: var(--section-pad) 0;
}
@media (max-width: 768px) {
  .section { padding: var(--section-pad-mobile) 0; }
}

.section-pearl {
  background-color: var(--color-pearl);
}

.section-dark {
  background-color: var(--color-ink);
  color: var(--color-white);
}
.section-dark h2,
.section-dark h3 {
  color: var(--color-white);
}
.section-dark p {
  color: var(--color-silver);
}
.section-dark .text-overline {
  color: var(--color-silver);
}

/* Full-bleed hero */
.hero-full {
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* ===== Editorial Grid Layouts ===== */
.grid-editorial {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--grid-gap);
  align-items: center;
}
.grid-editorial.reverse {
  direction: rtl;
}
.grid-editorial.reverse > * {
  direction: ltr;
}

.grid-thirds {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
}

.grid-asymmetric {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--grid-gap);
  align-items: start;
}
.grid-asymmetric.reverse {
  grid-template-columns: 1fr 2fr;
}

@media (max-width: 768px) {
  .grid-editorial,
  .grid-thirds,
  .grid-asymmetric,
  .grid-asymmetric.reverse {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .grid-editorial.reverse {
    direction: ltr;
  }
}

/* ===== Cards ===== */
.card {
  background: var(--color-white);
  border: 1px solid rgba(0,0,0,0.06);
  padding: 40px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.06);
}

.card-minimal {
  padding: 40px 0;
  border-top: 1px solid rgba(0,0,0,0.08);
}

/* ===== Divider ===== */
.divider {
  width: 48px;
  height: 1px;
  background: var(--color-ink);
  margin: 24px 0;
}
.divider-light {
  background: var(--color-silver);
}

/* ===== Logo Bar ===== */
.logo-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.logo-bar span {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-silver);
  white-space: nowrap;
  transition: color 0.2s ease;
}
.logo-bar span:hover {
  color: var(--color-stone);
}

/* ===== Forms ===== */
.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-stone);
}

.form-input {
  width: 100%;
  padding: 14px 0;
  border: none;
  border-bottom: 1px solid rgba(0,0,0,0.15);
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: transparent;
  transition: border-color 0.2s ease;
  border-radius: 0;
}
.form-input:focus {
  outline: none;
  border-bottom-color: var(--color-ink);
}
.form-input::placeholder {
  color: var(--color-silver);
}

textarea.form-input {
  resize: vertical;
  min-height: 100px;
}

.form-success {
  padding: 24px;
  background: rgba(16, 185, 129, 0.06);
  border-left: 3px solid var(--color-success);
  color: #065F46;
  font-weight: 500;
}

.form-error {
  color: var(--color-error);
  font-size: 0.8125rem;
  margin-top: 4px;
}

/* ===== Process Steps ===== */
.process-step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}
.process-number {
  font-family: var(--font-display);
  font-size: 3rem;
  line-height: 1;
  color: var(--color-pearl);
  flex-shrink: 0;
  width: 60px;
}
.section-dark .process-number {
  color: rgba(255,255,255,0.1);
}

/* ===== Testimonial ===== */
.testimonial {
  position: relative;
  padding-left: 32px;
  border-left: 2px solid var(--color-ink);
}
.testimonial blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-style: italic;
  line-height: 1.4;
  margin: 0 0 16px;
}
.testimonial cite {
  font-family: var(--font-body);
  font-style: normal;
  font-size: 0.875rem;
  color: var(--color-stone);
}

/* ===== Footer ===== */
.site-footer {
  padding: 80px 0 40px;
  border-top: 1px solid rgba(0,0,0,0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

.footer-heading {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-stone);
  margin-bottom: 20px;
}

.footer-link {
  display: block;
  color: var(--color-ink);
  text-decoration: none;
  font-size: 0.9375rem;
  padding: 4px 0;
  transition: opacity 0.2s ease;
}
.footer-link:hover {
  opacity: 0.6;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid rgba(0,0,0,0.06);
  font-size: 0.8125rem;
  color: var(--color-stone);
}
@media (max-width: 768px) {
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

.footer-social {
  display: flex;
  gap: 20px;
}
.footer-social a {
  color: var(--color-stone);
  transition: color 0.2s ease;
}
.footer-social a:hover {
  color: var(--color-ink);
}

/* ===== Focus Visible ===== */
*:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ===== Scroll Animations ===== */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up-delay-1 { transition-delay: 0.1s; }
.fade-up-delay-2 { transition-delay: 0.2s; }
.fade-up-delay-3 { transition-delay: 0.3s; }

/* ===== Pixel Accent Decoration ===== */
.pixel-accent {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-accent);
  opacity: 0.2;
}

/* ===== Misc Utilities ===== */
.mx-auto { margin-left: auto; margin-right: auto; }
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.mb-64 { margin-bottom: 64px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }