/* ==========================================================================
   INSTITUTO REVIVER: HIGH EDITORIAL DESIGN SYSTEM
   Direção de Arte: Minimalismo Luxuoso, Tensão Tipográfica, Arcos Esculturais
   Paleta: Champagne Gold, Marfim Linho, Oliva Profundo, Grafite Café
   ========================================================================== */

@import url('fonts.css');

:root {
  /* Paleta Nobre com Personalidade Própria */
  --color-gold: #C9A157;
  --color-gold-light: #DFC794;
  --color-gold-dark: #A27A2F;
  --color-gold-hairline: rgba(201, 161, 87, 0.32);
  --color-gold-glow: rgba(201, 161, 87, 0.15);

  /* Marfim & Textura Orgânica */
  --color-ivory: #FAF7F2;
  --color-ivory-sand: #F3ECE1;
  --color-ivory-card: #FFFFFF;
  --color-linen: #E8E0D2;

  /* Cores de Contraste e Ancoragem */
  --color-olive-deep: #252B20;      /* Sofisticação botânica inspirada nas referências */
  --color-olive-dark: #1A1F16;
  --color-charcoal: #1C1917;        /* Grafite café rico */
  --color-charcoal-soft: #2B2622;
  --color-taupe: #84796F;
  --color-taupe-light: #C4BBB0;
  --color-white: #FFFFFF;

  /* Tipografia Editorial com Tensão de Escalas & Fallback com Metric Overrides */
  --font-serif: 'Cormorant Garamond', 'Cormorant Garamond Fallback', Garamond, 'Didot', Georgia, serif;
  --font-sans: 'Montserrat', 'Montserrat Fallback', -apple-system, BlinkMacSystemFont, Arial, sans-serif;

  /* Escala de Espaçamento e Geometria Escultural */
  --max-width: 1360px;
  --max-width-editorial: 980px;
  --header-height: 96px;
  --header-height-scrolled: 76px;

  /* Arcos e Raios de Design de Luxo (Inspirados na arquitetura AUREVITA) */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 18px;
  --radius-lg: 32px;
  --radius-arch: 48px 48px 20px 20px;
  --radius-pill: 9999px;

  /* Sombras Orgânicas e Difusas (Zero aparência de template genérico) */
  --shadow-ambient: 0 20px 50px -10px rgba(28, 25, 23, 0.05);
  --shadow-hover: 0 30px 60px -15px rgba(201, 161, 87, 0.22);
  --shadow-glow: 0 0 35px rgba(201, 161, 87, 0.18);

  /* Transições de Estúdio Cinematográfico */
  --ease-cinematic: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.25s var(--ease-cinematic);
  --transition-medium: 0.5s var(--ease-cinematic);
  --transition-slow: 0.85s var(--ease-cinematic);
}

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

/* Acessibilidade: Skip Link */
.skip-link {
  position: absolute;
  top: -120px;
  left: 2rem;
  background: var(--color-charcoal);
  color: var(--color-gold-light);
  padding: 0.9rem 1.6rem;
  z-index: 99999;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gold);
  transition: top var(--transition-fast);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
}

.skip-link:focus {
  top: 1.5rem;
}

/* Foco Acessível com Anel Dourado Fino */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--color-gold) !important;
  outline-offset: 4px !important;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--color-ivory);
  color: var(--color-charcoal);
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.8;
  color: var(--color-charcoal-soft);
  background-color: var(--color-ivory);
  overflow-x: clip;
  position: relative;
}

/* Textura Analógica Sutil de Fundo (Eleva instantaneamente a percepção de luxo) */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(201, 161, 87, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
  opacity: 0.65;
}

/* Tipografia Editorial Refinada */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
  color: var(--color-charcoal);
  letter-spacing: -0.015em;
}

h1 {
  font-size: clamp(2.8rem, 6.2vw, 5.2rem);
  font-weight: 300;
}

h2 {
  font-size: clamp(2.2rem, 4.4vw, 3.6rem);
  font-weight: 300;
}

h3 {
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  font-weight: 400;
}

h4 {
  font-size: 1.3rem;
  font-weight: 500;
}

/* Ênfases Itálicas Dramáticas (Marca registrada de editorial de luxo) */
h1 em, h2 em, h3 em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold-dark);
}

p {
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
  line-height: 1.85;
  color: #4A423A;
  font-weight: 350;
}

p.lead {
  font-size: clamp(1.18rem, 1.9vw, 1.45rem);
  font-weight: 300;
  line-height: 1.75;
  color: var(--color-taupe);
  font-family: var(--font-serif);
  letter-spacing: 0.01em;
}

/* Eyebrows com Linhas de Joalheria */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.74rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--color-gold-dark);
  margin-bottom: 1.2rem;
}

.eyebrow::after {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
}

.eyebrow-center {
  justify-content: center;
}
.eyebrow-center::before {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: linear-gradient(270deg, var(--color-gold), transparent);
}

/* Links */
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-gold-dark);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2.5rem;
  position: relative;
  z-index: 1;
}

.container-editorial {
  max-width: var(--max-width-editorial);
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

/* Seções com Arcos e Transições Esculturais */
.section {
  padding: 9rem 0;
  position: relative;
  z-index: 1;
}

.section-tight {
  padding: 5.5rem 0;
}

.section-alt {
  background-color: var(--color-ivory-sand);
  border-top: 1px solid var(--color-gold-hairline);
  border-bottom: 1px solid var(--color-gold-hairline);
}

/* Seção de Contraste Verde Oliva Escuro Nobre */
.section-dark {
  background-color: var(--color-olive-deep);
  color: var(--color-ivory);
  position: relative;
  overflow: hidden;
}

.section-dark::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  width: 800px;
  height: 800px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(201, 161, 87, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-ivory);
}

.section-dark p {
  color: var(--color-taupe-light);
}

/* Hairline Dividers com Ponto Central */
.divider-gold {
  width: 70px;
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
  margin: 2.2rem 0;
  position: relative;
}

.divider-gold-center {
  margin: 2.2rem auto;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

.divider-gold-center::after {
  content: '✦';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.6rem;
  color: var(--color-gold);
  background: var(--color-ivory);
  padding: 0 0.5rem;
}

.section-dark .divider-gold-center::after {
  background: var(--color-olive-deep);
}
.section-alt .divider-gold-center::after {
  background: var(--color-ivory-sand);
}

/* Revelações no Scroll com Amortecimento de Galeria de Arte */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 1s var(--ease-cinematic), transform 1s var(--ease-cinematic);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }
.delay-4 { transition-delay: 0.6s; }

/* Carimbo Circular de Excelência (Emblema de Grife) */
.stamp-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 1px dashed var(--color-gold);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  padding: 0.8rem;
  text-align: center;
  box-shadow: var(--shadow-ambient);
  transition: transform var(--transition-medium);
}

.stamp-badge:hover {
  transform: rotate(12deg) scale(1.05);
}

.stamp-badge-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-gold-dark);
  line-height: 1;
  font-weight: 500;
}

.stamp-badge-sub {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-taupe);
  margin-top: 4px;
}

/* Redução de Movimento */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }
  body::before {
    display: none;
  }
}