/* ============================================================
   DONELLA — ITALIAN ELEGANCE
   Global Design System
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&family=Jost:wght@300;400;500&display=swap');

/* ── Design Tokens ────────────────────────────────────────── */
:root {
  /* Palette */
  --off-white:    #F7F4EF;
  --bege-claro:   #E9DED2;
  --nude:         #D6C3B1;
  --champagne:    #C7B49C;
  --terracotta:   #BB7063;
  --cafe:         #4A3326;
  --preto:        #111111;

  /* Derived */
  --bg:           var(--off-white);
  --surface:      var(--bege-claro);
  --text-primary: var(--cafe);
  --text-muted:   #7a6558;
  --accent:       var(--terracotta);
  --border:       rgba(74, 51, 38, 0.15);

  /* Typography */
  --font-serif:   'Cormorant Garamond', Georgia, serif;
  --font-sans:    'Jost', system-ui, sans-serif;

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

  /* Sizes */
  --max-w: 1320px;
  --nav-h: 80px;

  /* Easing */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--cafe);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── Typography Helpers ───────────────────────────────────── */
.display-xl {
  font-family: var(--font-serif);
  font-size: clamp(3.5rem, 8vw, 7.5rem);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.01em;
  font-style: italic;
}
.display-lg {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.01em;
}
.display-md {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 3rem);
  font-weight: 400;
  line-height: 1.15;
}
.label {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}
.body-lg  { font-size: 1.125rem; line-height: 1.7; }
.body-sm  { font-size: 0.875rem; line-height: 1.6; }

/* ── Layout ───────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 4rem);
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.9rem 2.4rem;
  border: 1px solid currentColor;
  transition: all 0.4s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
  z-index: 0;
}
.btn span { position: relative; z-index: 1; }
.btn:hover::before { transform: scaleX(1); }

.btn-dark {
  color: var(--off-white);
  border-color: var(--cafe);
  background: var(--cafe);
}
.btn-dark::before { background: var(--preto); }
.btn-dark:hover { color: var(--off-white); }

.btn-outline {
  color: var(--cafe);
  border-color: var(--cafe);
}
.btn-outline:hover { color: var(--off-white); }

.btn-outline-light {
  color: var(--off-white);
  border-color: rgba(247, 244, 239, 0.6);
}
.btn-outline-light:hover { color: var(--cafe); }
.btn-outline-light::before { background: var(--off-white); }

/* ── Divider ──────────────────────────────────────────────── */
.divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--champagne);
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--champagne);
}

/* ── Scroll-reveal animation ──────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.reveal-left.visible { opacity: 1; transform: none; }
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.reveal-right.visible { opacity: 1; transform: none; }

/* ── Navigation ───────────────────────────────────────────── */
#main-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
}
#main-nav.scrolled {
  background: rgba(247, 244, 239, 0.96);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
}
#main-nav .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1;
  text-decoration: none;
}
.nav-logo .wordmark {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--cafe);
  transition: color 0.3s;
}
.nav-logo .tagline {
  font-family: var(--font-sans);
  font-size: 0.55rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 2px;
}
.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}
.nav-links a {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cafe);
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--terracotta);
  transition: width 0.3s var(--ease-out);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--terracotta); }

/* Mobile hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  z-index: 101;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--cafe);
  transition: all 0.35s var(--ease-out);
  transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile menu overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--off-white);
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 2.5rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-20px);
  transition: all 0.45s var(--ease-out);
}
.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
  transform: none;
}
.mobile-menu a {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--cafe);
  letter-spacing: 0.05em;
  transition: color 0.25s;
}
.mobile-menu a:hover { color: var(--terracotta); }

/* ── Footer ───────────────────────────────────────────────── */
#site-footer {
  background: var(--cafe);
  color: var(--nude);
  padding: var(--space-xl) 0 var(--space-md);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(215, 195, 177, 0.2);
}
.footer-brand .wordmark {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--off-white);
}
.footer-brand .tagline {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-top: 4px;
}
.footer-brand p {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--nude);
  max-width: 280px;
}
.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 1.25rem;
}
.footer-col a {
  display: block;
  font-size: 0.85rem;
  color: var(--nude);
  margin-bottom: 0.7rem;
  transition: color 0.25s;
}
.footer-col a:hover { color: var(--off-white); }
.footer-social {
  display: flex;
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.footer-social a {
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(215, 195, 177, 0.3);
  border-radius: 50%;
  font-size: 0.8rem;
  color: var(--nude);
  transition: all 0.3s;
  margin-bottom: 0;
}
.footer-social a:hover {
  background: var(--terracotta);
  border-color: var(--terracotta);
  color: white;
}
.footer-bottom {
  margin-top: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-bottom p {
  font-size: 0.75rem;
  color: var(--champagne);
  letter-spacing: 0.05em;
}

/* ── Section common ───────────────────────────────────────── */
.section-label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 1rem;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--cafe);
  margin-bottom: 1.25rem;
}
.section-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 520px;
}

/* ── Cameo SVG Logo ───────────────────────────────────────── */
.cameo-icon svg {
  width: 40px;
  height: 40px;
}

/* ── Page transition ──────────────────────────────────────── */
.page-content {
  animation: fadein 0.6s var(--ease-out) both;
}
@keyframes fadein {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: none; }
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}