/* =========================================================================
   TERRALMA — Design System & Global Styles
   Rituais que acolhem.
   Índice:
   1. Tokens (cores, tipografia, espaçamento)
   2. Reset & base
   3. Tipografia
   4. Layout & grid
   5. Botões & formulários
   6. Componentes (cards, badges, accordion, breadcrumb, paginação)
   7. Header
   8. Menu mobile
   9. Footer
   10. Utilitários & acessibilidade
   ========================================================================= */

/* 1. TOKENS ============================================================== */
:root{
  /* Paleta extraída da identidade visual Terralma */
  --color-terracotta: #A6502D;
  --color-terracotta-dark: #8A3F22;
  --color-olive: #5B6653;         /* [DESIGN SUGERIDO] verde oliva profundo — não veio no logotipo, complementa a paleta pedida no briefing */
  --color-olive-dark: #454E3F;
  --color-sand: #F7E2D0;          /* areia / bege quente — extraído do logotipo */
  --color-offwhite: #FAF6F0;      /* off-white / bege muito claro */
  --color-cream: #F1E7D8;
  --color-charcoal: #282927;      /* grafite quase preto — extraído do logotipo */

  --color-bg: var(--color-offwhite);
  --color-surface: #FFFFFF;
  --color-text: var(--color-charcoal);
  --color-text-muted: #6B6660;
  --color-border: #E5DACB;
  --color-border-strong: #CBB9A0;
  --color-focus: #1F5FBF;
  --color-error: #A3352E;
  --color-success: #4C6B4F;

  /* Tipografia */
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --fs-xs: clamp(0.75rem, 0.72rem + 0.1vw, 0.8rem);
  --fs-sm: clamp(0.85rem, 0.82rem + 0.1vw, 0.9rem);
  --fs-base: clamp(0.95rem, 0.92rem + 0.15vw, 1rem);
  --fs-md: clamp(1.05rem, 1rem + 0.2vw, 1.15rem);
  --fs-lg: clamp(1.3rem, 1.2rem + 0.5vw, 1.6rem);
  --fs-xl: clamp(1.7rem, 1.4rem + 1.2vw, 2.4rem);
  --fs-2xl: clamp(2.2rem, 1.7rem + 2vw, 3.4rem);
  --fs-3xl: clamp(2.8rem, 2rem + 3.2vw, 4.6rem);

  --lh-tight: 1.15;
  --lh-normal: 1.5;
  --lh-loose: 1.75;

  --tracking-wide: 0.08em;
  --tracking-wider: 0.16em;

  /* Espaçamento */
  --space-3xs: 0.25rem;
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* Layout */
  --container-width: 1360px;
  --container-narrow: 900px;
  --container-padding: clamp(1.25rem, 4vw, 3rem);
  --radius-sm: 2px;
  --radius-md: 3px;
  --header-height: 88px;

  /* Movimento */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 180ms var(--ease);
  --transition-slow: 480ms var(--ease);
}

@media (prefers-color-scheme: dark){
  /* O site Terralma mantém identidade clara/editorial por padrão mesmo em dark mode do sistema,
     por ser uma decisão de marca (papel/areia como base). Sem alterações de tokens aqui. */
}

/* 2. RESET & BASE ========================================================= */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}
body{
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, picture, video, svg{ max-width: 100%; display: block; height: auto; }
a{ color: inherit; text-decoration: none; }
ul, ol{ margin: 0; padding: 0; }
button{ font-family: inherit; }
input, textarea, select{ font-family: inherit; font-size: var(--fs-base); }

:focus-visible{ outline: 2px solid var(--color-focus); outline-offset: 3px; }
a:focus-visible, button:focus-visible{ outline: 2px solid var(--color-focus); outline-offset: 2px; }

/* 3. TIPOGRAFIA =========================================================== */
h1, h2, h3, h4, .font-display{
  font-family: var(--font-display);
  font-weight: 500;
  line-height: var(--lh-tight);
  margin: 0 0 var(--space-sm);
  color: var(--color-charcoal);
}
h1, .h1{ font-size: var(--fs-3xl); }
h2, .h2{ font-size: var(--fs-2xl); }
h3, .h3{ font-size: var(--fs-xl); }
h4, .h4{ font-size: var(--fs-lg); font-weight: 600; }
p{ margin: 0 0 var(--space-sm); }
.eyebrow{
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-terracotta);
  margin-bottom: var(--space-xs);
}
.section-intro{
  max-width: 640px;
}
.section-intro.is-centered{ margin-inline: auto; text-align: center; }
.lede{ font-size: var(--fs-md); color: var(--color-text-muted); }

/* 4. LAYOUT & GRID ========================================================= */
.container{
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}
.container--narrow{ max-width: var(--container-narrow); }
.section{ padding-block: var(--space-2xl); }
.section--tight{ padding-block: var(--space-xl); }
@media (max-width: 640px){
  .section{ padding-block: var(--space-xl); }
}
.grid{ display: grid; gap: var(--space-md); }
.grid--2{ grid-template-columns: repeat(2, 1fr); }
.grid--3{ grid-template-columns: repeat(3, 1fr); }
.grid--4{ grid-template-columns: repeat(4, 1fr); }
.grid--6{ grid-template-columns: repeat(6, 1fr); }
@media (max-width: 1024px){
  .grid--4{ grid-template-columns: repeat(3, 1fr); }
  .grid--6{ grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px){
  .grid--2, .grid--3, .grid--4{ grid-template-columns: repeat(2, 1fr); }
  .grid--6{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px){
  .grid--2, .grid--3, .grid--4, .grid--6{ grid-template-columns: 1fr; }
  .grid--mobile-2{ grid-template-columns: repeat(2, 1fr); }
}
.split{ display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); align-items: center; }
@media (max-width: 900px){ .split{ grid-template-columns: 1fr; } }
.split--reverse{ direction: rtl; }
.split--reverse > *{ direction: ltr; }
@media (max-width: 900px){ .split--reverse{ direction: ltr; } }

/* 5. BOTÕES & FORMULÁRIOS ================================================= */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xs);
  padding: 0.85em 1.9em;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}
.btn-primary{ background: var(--color-charcoal); color: #fff; border-color: var(--color-charcoal); }
.btn-primary:hover{ background: var(--color-terracotta); border-color: var(--color-terracotta); }
.btn-secondary{ background: transparent; color: var(--color-charcoal); border-color: var(--color-charcoal); }
.btn-secondary:hover{ background: var(--color-charcoal); color: #fff; }
.btn-ghost-light{ background: transparent; color: #fff; border-color: rgba(255,255,255,0.7); }
.btn-ghost-light:hover{ background: #fff; color: var(--color-charcoal); border-color: #fff; }
.btn-link{ background: none; border: none; padding: 0; text-transform: none; letter-spacing: normal; text-underline-offset: 3px; text-decoration: underline; font-size: var(--fs-base); }
.btn:disabled, .btn.disabled{ opacity: 0.45; cursor: not-allowed; }
.btn-block{ width: 100%; }

label{ display: block; font-size: var(--fs-sm); margin-bottom: var(--space-3xs); color: var(--color-text); }
input[type="text"], input[type="email"], input[type="tel"], input[type="password"],
input[type="number"], input[type="search"], input[type="url"], textarea, select{
  width: 100%;
  padding: 0.85em 1em;
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  transition: border-color var(--transition-fast);
}
input:focus, textarea:focus, select:focus{ border-color: var(--color-terracotta); }
.form-row{ margin-bottom: var(--space-sm); }
.form-row.is-invalid input, .form-row.is-invalid select{ border-color: var(--color-error); }
.form-hint{ font-size: var(--fs-xs); color: var(--color-text-muted); margin-top: var(--space-3xs); }
.form-error{ font-size: var(--fs-xs); color: var(--color-error); margin-top: var(--space-3xs); }

/* 6. COMPONENTES =========================================================== */
.breadcrumb{
  display: flex; flex-wrap: wrap; gap: var(--space-3xs);
  font-size: var(--fs-xs); letter-spacing: var(--tracking-wide); text-transform: uppercase;
  color: var(--color-text-muted); margin-bottom: var(--space-md);
}
.breadcrumb a{ color: var(--color-text-muted); }
.breadcrumb a:hover{ color: var(--color-terracotta); }
.breadcrumb .sep{ opacity: 0.5; }

.badge{
  display: inline-block; font-size: var(--fs-xs); letter-spacing: var(--tracking-wide);
  text-transform: uppercase; padding: 0.3em 0.7em; border-radius: var(--radius-sm);
  background: var(--color-charcoal); color: #fff;
}
.badge--outline{ background: transparent; border: 1px solid currentColor; color: var(--color-charcoal); }
.badge--sale{ background: var(--color-terracotta); }
.badge--soldout{ background: var(--color-text-muted); }

.pagination{ display: flex; justify-content: center; gap: var(--space-2xs); margin-top: var(--space-lg); }
.pagination a, .pagination span{
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 40px; height: 40px; border: 1px solid var(--color-border);
  font-size: var(--fs-sm); color: var(--color-text); transition: border-color var(--transition-fast);
}
.pagination a:hover{ border-color: var(--color-terracotta); color: var(--color-terracotta); }
.pagination .current{ border-color: var(--color-charcoal); font-weight: 600; }

.accordion-item{ border-bottom: 1px solid var(--color-border); }
.accordion-trigger{
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm);
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: var(--space-sm) 0; font-family: var(--font-display); font-size: var(--fs-md); color: var(--color-charcoal);
}
.accordion-trigger .icon{ flex-shrink: 0; transition: transform var(--transition-fast); font-size: 1.4em; line-height: 1; color: var(--color-terracotta); }
.accordion-trigger[aria-expanded="true"] .icon{ transform: rotate(45deg); }
.accordion-panel{ overflow: hidden; height: 0; transition: height var(--transition-slow); }
.accordion-panel-inner{ padding-bottom: var(--space-md); color: var(--color-text-muted); max-width: 680px; }

.empty-state{
  text-align: center; padding: var(--space-2xl) var(--space-md);
  max-width: 480px; margin-inline: auto;
}
.empty-state .icon{ font-size: 2.5rem; margin-bottom: var(--space-sm); }

.skip-link{
  position: absolute; left: -9999px; top: 0; background: var(--color-charcoal); color: #fff;
  padding: var(--space-2xs) var(--space-sm); z-index: 10000;
}
.skip-link:focus{ left: var(--space-sm); top: var(--space-sm); }

.loading-spinner{
  display: inline-block; width: 1.1em; height: 1.1em; border: 2px solid currentColor;
  border-right-color: transparent; border-radius: 50%; animation: terralma-spin 0.7s linear infinite;
}
@keyframes terralma-spin{ to{ transform: rotate(360deg); } }
.is-loading{ position: relative; pointer-events: none; opacity: 0.6; }

/* 7. HEADER ================================================================ */
.site-header{
  position: sticky; top: 0; z-index: 500;
  background: var(--color-bg);
  border-bottom: 1px solid transparent;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}
.site-header.is-transparent{ position: absolute; width: 100%; background: transparent; border-color: transparent; }
.site-header.is-transparent .header-inner a, .site-header.is-transparent .site-logo{ color: #fff; }
.site-header.is-transparent .site-logo img{ filter: brightness(0) invert(1); }
.site-header.is-scrolled{ background: var(--color-bg); border-color: var(--color-border); }
.site-header.is-scrolled .header-inner a, .site-header.is-scrolled .site-logo{ color: var(--color-charcoal); }
.site-header.is-scrolled .site-logo img{ filter: none; }

.header-inner{
  display: grid; grid-template-columns: 1fr auto 1fr;
  align-items: center; height: var(--header-height);
  gap: var(--space-md);
}
.header-nav{ display: flex; gap: var(--space-md); }
.header-nav a{ font-size: var(--fs-sm); letter-spacing: var(--tracking-wide); text-transform: uppercase; padding: 0.4em 0; position: relative; }
.header-nav a::after{
  content: ""; position: absolute; left: 0; bottom: -2px; width: 100%; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform var(--transition-fast);
}
.header-nav a:hover::after, .header-nav a[aria-current]::after{ transform: scaleX(1); }
.header-nav-item{ position: relative; }
.header-nav-item:hover .mega-menu{ opacity: 1; visibility: visible; transform: translateY(0); }
.mega-menu{
  position: absolute; top: 100%; left: 50%; transform: translate(-50%, 6px);
  background: var(--color-surface); border: 1px solid var(--color-border);
  padding: var(--space-md); display: flex; gap: var(--space-lg); width: min(640px, 90vw);
  opacity: 0; visibility: hidden; transition: opacity var(--transition-fast), transform var(--transition-fast);
}
.mega-menu-col{ flex: 1; }
.mega-menu-col h5{ font-family: var(--font-body); font-size: var(--fs-xs); letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-xs); }
.mega-menu-col a{ display: block; padding: 0.35em 0; font-size: var(--fs-sm); }
.mega-menu-col a:hover{ color: var(--color-terracotta); }

.site-logo{ text-align: center; }
.site-logo img{ height: 34px; width: auto; margin-inline: auto; transition: filter var(--transition-fast); }
.site-logo a{ display: inline-block; }

.header-actions{ display: flex; justify-content: flex-end; align-items: center; gap: var(--space-sm); }
.header-icon-btn{
  background: none; border: none; cursor: pointer; color: inherit; padding: var(--space-2xs);
  display: inline-flex; align-items: center; position: relative;
}
.header-icon-btn svg{ width: 20px; height: 20px; }
.cart-count{
  position: absolute; top: 0; right: 0; background: var(--color-terracotta); color: #fff;
  font-size: 0.6rem; width: 16px; height: 16px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.header-menu-toggle{ display: none; }

@media (max-width: 900px){
  .header-nav{ display: none; }
  .header-menu-toggle{ display: inline-flex; }
  .header-inner{ grid-template-columns: auto 1fr auto; }
}

/* 8. MENU MOBILE ============================================================ */
.mobile-menu{
  position: fixed; inset: 0; z-index: 900; background: var(--color-bg);
  transform: translateX(-100%); transition: transform var(--transition-slow);
  overflow-y: auto; padding: var(--space-md);
}
.mobile-menu.is-open{ transform: translateX(0); }
.mobile-menu-header{ display: flex; justify-content: flex-end; margin-bottom: var(--space-md); }
.mobile-menu-close{ background: none; border: none; font-size: 1.6rem; cursor: pointer; }
.mobile-menu nav ul{ list-style: none; }
.mobile-menu nav a{ display: block; padding: var(--space-sm) 0; font-family: var(--font-display); font-size: var(--fs-lg); border-bottom: 1px solid var(--color-border); }
.drawer-overlay{
  position: fixed; inset: 0; background: rgba(40,41,39,0.45); z-index: 890;
  opacity: 0; visibility: hidden; transition: opacity var(--transition-fast);
}
.drawer-overlay.is-open{ opacity: 1; visibility: visible; }

/* 9. FOOTER ================================================================ */
.site-footer{ background: var(--color-charcoal); color: var(--color-sand); padding-block: var(--space-2xl) var(--space-lg); }
.site-footer a{ color: var(--color-sand); }
.site-footer a:hover{ color: #fff; }
.footer-grid{ display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1.2fr; gap: var(--space-lg); }
@media (max-width: 1024px){ .footer-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px){ .footer-grid{ grid-template-columns: 1fr; gap: var(--space-md); } }
.footer-col h5{ font-family: var(--font-body); font-size: var(--fs-xs); letter-spacing: var(--tracking-wider); text-transform: uppercase; color: #fff; margin-bottom: var(--space-sm); }
.footer-col ul{ list-style: none; }
.footer-col li{ margin-bottom: var(--space-2xs); font-size: var(--fs-sm); opacity: 0.85; }
.footer-logo img{ height: 30px; margin-bottom: var(--space-sm); filter: brightness(0) invert(1); }
.footer-tagline{ font-family: var(--font-display); font-style: italic; opacity: 0.85; max-width: 260px; }
.footer-social{ display: flex; gap: var(--space-sm); margin-top: var(--space-md); }
.footer-social a{ width: 34px; height: 34px; border: 1px solid rgba(247,226,208,0.35); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.footer-newsletter-mini input{ background: transparent; border-color: rgba(247,226,208,0.35); color: #fff; }
.footer-bottom{ border-top: 1px solid rgba(247,226,208,0.2); margin-top: var(--space-xl); padding-top: var(--space-md); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-sm); font-size: var(--fs-xs); opacity: 0.7; }

/* 10. UTILITÁRIOS ========================================================== */
.text-center{ text-align: center; }
.mt-0{ margin-top: 0; }
.visually-hidden{
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.aspect-portrait{ aspect-ratio: 4/5; overflow: hidden; }
.aspect-square{ aspect-ratio: 1/1; overflow: hidden; }
.aspect-portrait img, .aspect-square img{ width: 100%; height: 100%; object-fit: cover; }
.overflow-x-auto{ overflow-x: auto; }

/* COOKIE CONSENT (LGPD) -------------------------------------------------- */
.cookie-consent{
  position: fixed; left: var(--space-md); right: var(--space-md); bottom: var(--space-md); z-index: 980;
  max-width: 560px; margin-inline: auto; background: var(--color-charcoal); color: var(--color-sand);
  padding: var(--space-md); border-radius: var(--radius-md);
  transform: translateY(120%); transition: transform var(--transition-slow);
}
.cookie-consent.is-visible{ transform: translateY(0); }
.cookie-consent p{ font-size: var(--fs-sm); margin-bottom: var(--space-sm); }
.cookie-consent a{ text-decoration: underline; }
.cookie-consent-actions{ display: flex; gap: var(--space-xs); flex-wrap: wrap; }
.cookie-consent-categories{ display: none; margin-bottom: var(--space-sm); font-size: var(--fs-xs); }
.cookie-consent-categories.is-open{ display: block; }
.cookie-consent-categories label{ display: flex; align-items: center; gap: var(--space-2xs); color: var(--color-sand); margin-bottom: var(--space-2xs); }
.cookie-consent-categories input[disabled]{ opacity: 0.6; }