@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,600&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* ============================================================
   DOM FRATELLO — DESIGN SYSTEM
   Osteria Moderna: Tradição + Modernidade
   ============================================================ */

:root {
  /* Palette */
  --bordeaux: #6B1A2A;
  --bordeaux-dark: #4A0F1C;
  --bordeaux-light: #8C2438;
  --amber: #C9862A;
  --amber-light: #E8A94D;
  --amber-pale: #F5D9A0;
  --ecru: #F2EDE4;
  --ecru-dark: #E8E0D0;
  --charcoal: #1C1712;
  --charcoal-mid: #2D2620;
  --charcoal-soft: #3E342A;
  --warm-white: #FDFAF5;
  --text-muted: #7A6E62;
  --text-dark: #1C1712;
  --cream: #FAF5EC;

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

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 200ms;
  --duration-base: 400ms;
  --duration-slow: 700ms;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--warm-white);
  color: var(--text-dark);
  overflow-x: hidden;
  line-height: 1.6;
}

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

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

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  outline: none;
}

/* ============================================================
   TYPOGRAPHY UTILITIES
   ============================================================ */

.font-serif { font-family: var(--font-serif); }
.font-sans  { font-family: var(--font-sans); }

.display-xl {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 8vw, 8rem);
  font-weight: 300;
  line-height: 0.92;
  letter-spacing: -0.02em;
}

.display-lg {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5vw, 5.5rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.01em;
}

.display-md {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.1;
}

.heading-lg {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.5vw, 2.8rem);
  font-weight: 500;
  line-height: 1.15;
}

.heading-md {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2vw, 2rem);
  font-weight: 500;
  line-height: 1.2;
}

.label-sm {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.body-lg {
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  line-height: 1.7;
}

.body-md {
  font-size: clamp(0.9rem, 1.1vw, 1.05rem);
  line-height: 1.65;
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */

.container {
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

.container-narrow {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

.section-pad {
  padding: clamp(5rem, 10vw, 9rem) 0;
}

.section-pad-sm {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

/* ============================================================
   BUTTON SYSTEM
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.8rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 0;
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  opacity: 0;
  transition: opacity var(--duration-fast);
}

.btn:hover::after { opacity: 1; }

.btn-primary {
  background: var(--bordeaux);
  color: var(--warm-white);
  border: 1.5px solid var(--bordeaux);
}

.btn-primary:hover {
  background: var(--bordeaux-dark);
  border-color: var(--bordeaux-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(107, 26, 42, 0.35);
}

.btn-amber {
  background: var(--amber);
  color: var(--charcoal);
  border: 1.5px solid var(--amber);
  font-weight: 600;
}

.btn-amber:hover {
  background: var(--amber-light);
  border-color: var(--amber-light);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(201, 134, 42, 0.4);
}

.btn-outline-light {
  background: transparent;
  color: var(--warm-white);
  border: 1.5px solid rgba(255,255,255,0.6);
}

.btn-outline-light:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.9);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: var(--bordeaux);
  border: 1.5px solid var(--bordeaux);
}

.btn-outline-dark:hover {
  background: var(--bordeaux);
  color: var(--warm-white);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--warm-white);
  border: 1.5px solid transparent;
  padding-left: 0;
  padding-right: 0;
}

.btn-ghost::before {
  content: '';
  position: absolute;
  bottom: 0.85rem;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-base) var(--ease-out);
}

.btn-ghost:hover::before { transform: scaleX(1); }

/* ============================================================
   DIVIDER / ORNAMENT
   ============================================================ */

.ornament {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: var(--space-md);
}

.ornament-line {
  flex: 1;
  height: 1px;
  background: currentColor;
  opacity: 0.2;
  max-width: 60px;
}

.ornament-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  flex-shrink: 0;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes shimmer {
  0%   { opacity: 0.6; }
  50%  { opacity: 1; }
  100% { opacity: 0.6; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.animate-fade-up {
  animation: fadeUp 0.9s var(--ease-out) forwards;
  opacity: 0;
}

.animate-fade-in {
  animation: fadeIn var(--duration-slow) var(--ease-out) forwards;
  opacity: 0;
}

/* Intersection observer classes */
.reveal {
  opacity: 0;
  transform: translateY(35px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

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

.reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ============================================================
   SCROLLBAR
   ============================================================ */

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--charcoal);
}

::-webkit-scrollbar-thumb {
  background: var(--bordeaux);
  border-radius: 3px;
}

/* ============================================================
   SELECTION
   ============================================================ */

::selection {
  background: var(--bordeaux);
  color: var(--warm-white);
}

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

@media (max-width: 768px) {
  .hide-mobile { display: none !important; }
}

@media (min-width: 769px) {
  .hide-desktop { display: none !important; }
}