/* ===== VARIABLES ===== */
:root {
  --tabaco: #7B5830;
  --carvao: #3A3330;
  --pergaminho: #D8D4CC;
  --creme: #E8E0D0;
  --ouro: #C4A252;
  --grafite: #4A4745;

  --color-bg: var(--pergaminho);
  --color-bg-section: var(--tabaco);
  --color-bg-dark: var(--carvao);
  --color-text: var(--grafite);
  --color-text-light: #6B6560;
  --color-heading: var(--tabaco);
  --color-heading-dark: var(--creme);
  --color-border: #C8C2B8;
  --color-accent: var(--ouro);

  --font-family: 'EB Garamond', 'Georgia', 'Times New Roman', serif;
  --font-size-sm: 1rem;
  --font-size-base: 1.25rem;
  --font-size-lg: 1.375rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2.125rem;
  --font-size-3xl: 3rem;
  --line-height: 1.7;

  --container-max: 1120px;
  --section-padding: 5rem 1.25rem;
  --gap: 2rem;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background: var(--color-bg);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 0.25rem;
}

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

ul {
  list-style: none;
}

/* ===== CONTAINER ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: var(--pergaminho);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.header__logo {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--tabaco);
  letter-spacing: 0.04em;
}

.header__logo-sub {
  font-weight: 400;
  font-size: var(--font-size-sm);
  letter-spacing: 0.08em;
  color: var(--grafite);
}

.header__nav ul {
  display: flex;
  gap: 1.5rem;
}

.header__nav a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--grafite);
  transition: color var(--transition);
}

.header__nav a:hover {
  color: var(--tabaco);
}

.header__toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--grafite);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--carvao);
  padding: 6rem 1.25rem 4rem;
  position: relative;
}

.hero::before,
.hero::after {
  content: '❦';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  color: var(--ouro);
  font-size: 1.25rem;
  letter-spacing: 0.3em;
  opacity: 0.5;
}

.hero::before {
  top: 2.5rem;
}

.hero::after {
  bottom: 2.5rem;
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.hero__tag {
  font-weight: 700;
  font-size: var(--font-size-sm);
  letter-spacing: 0.25em;
  color: var(--ouro);
  margin-bottom: 1.5rem;
}

.hero__tag-inner {
  letter-spacing: 0.35em;
}

.hero__title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--creme);
  max-width: 700px;
  margin: 0 auto 0.75rem;
  letter-spacing: 0.03em;
}

.hero__subtitle {
  font-size: var(--font-size-base);
  font-weight: 400;
  font-style: italic;
  color: var(--ouro);
  max-width: 520px;
  margin: 0 auto 1rem;
}

.hero__support {
  font-size: var(--font-size-sm);
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(232, 224, 208, 0.7);
  max-width: 500px;
  margin: 0 auto 2.5rem;
}

/* ===== BUTTON ===== */
.btn {
  display: inline-block;
  font-family: var(--font-family);
  font-weight: 700;
  font-size: var(--font-size-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.875rem 2.5rem;
  border-radius: 0;
  border: 1px solid var(--ouro);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  background: transparent;
  color: var(--ouro);
}

.btn:hover {
  background: var(--ouro);
  color: var(--carvao);
}

/* ===== SECTIONS ===== */
.section {
  padding: var(--section-padding);
}

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

.section--dark .section__title {
  color: var(--creme);
}

.section--dark .section__desc {
  color: rgba(232, 224, 208, 0.7);
}

.section--parchment {
  background: var(--pergaminho);
}

.section__supertitle {
  text-align: center;
  font-size: var(--font-size-sm);
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--tabaco);
  margin-bottom: 0.5rem;
}

.section--dark .section__supertitle {
  color: var(--ouro);
}

.section__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-heading);
  text-align: center;
  margin-bottom: 0.5rem;
}

.section__desc {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: 3rem;
  font-style: italic;
}

/* ===== GRID ===== */
.grid {
  display: grid;
  gap: var(--gap);
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ===== CARD ===== */
.card {
  background: var(--pergaminho);
  padding: 2.5rem 2rem;
  border: 1px solid var(--color-border);
  text-align: center;
  transition: background var(--transition);
}

.card:hover {
  background: #CDC8BE;
}

.card--dark {
  background: rgba(255,255,255,0.04);
  border-color: rgba(196, 162, 82, 0.2);
}

.card--dark:hover {
  background: rgba(255,255,255,0.08);
}

.card__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  line-height: 1;
  color: var(--ouro);
}

.card--dark .card__icon {
  color: var(--ouro);
}

.card__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 0.5rem;
}

.card--dark .card__title {
  color: var(--creme);
}

.card__text {
  color: var(--color-text-light);
}

.card--dark .card__text {
  color: rgba(232, 224, 208, 0.7);
}

/* ===== ROW ===== */
.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3rem;
}

.row:last-child {
  margin-bottom: 0;
}

.row--reverse {
  direction: rtl;
}

.row--reverse > * {
  direction: ltr;
}

.row__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 1rem;
}

.section--dark .row__title {
  color: var(--creme);
}

.row__text {
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.section--dark .row__text {
  color: rgba(232, 224, 208, 0.75);
}

.row__text:last-of-type {
  margin-bottom: 1.5rem;
}

.row__media img {
  width: 100%;
  object-fit: cover;
  border: 1px solid rgba(196, 162, 82, 0.2);
}

/* ===== ABOUT ===== */
.about__list {
  display: flex;
  gap: 2.5rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.about__list li {
  font-size: var(--font-size-sm);
  color: rgba(232, 224, 208, 0.7);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.about__list li strong {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--ouro);
  letter-spacing: 0;
  text-transform: none;
  margin-bottom: 0.25rem;
}

/* ===== FAQ ===== */
.faq {
  max-width: 700px;
  margin: 0 auto;
}

.faq__item {
  background: var(--pergaminho);
  border: 1px solid var(--color-border);
  margin-bottom: 0.5rem;
}

.faq__item[open] {
  border-color: var(--tabaco);
}

.faq__question {
  padding: 1.125rem 1.5rem;
  font-weight: 700;
  font-size: var(--font-size-base);
  color: var(--tabaco);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--tabaco);
  transition: transform var(--transition);
}

.faq__item[open] .faq__question::after {
  transform: rotate(45deg);
}

.faq__answer {
  padding: 0 1.5rem 1.25rem;
  color: var(--grafite);
  line-height: var(--line-height);
}

/* ===== FORM ===== */
.form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  width: 100%;
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.form__group label {
  font-weight: 600;
  font-size: var(--font-size-sm);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--creme);
}

.form__group input,
.form__group textarea {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 0;
  background: rgba(255,255,255,0.05);
  color: var(--creme);
  transition: border-color var(--transition);
}

.form__group input::placeholder,
.form__group textarea::placeholder {
  color: rgba(232, 224, 208, 0.35);
  font-style: italic;
}

.form__group input:focus,
.form__group textarea:focus {
  outline: none;
  border-color: var(--ouro);
}

/* ===== CONTACT INFO ===== */
.contact__info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  color: var(--ouro);
}

.contact__item strong {
  display: block;
  font-size: var(--font-size-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--creme);
  margin-bottom: 0.125rem;
}

.contact__item p {
  color: rgba(232, 224, 208, 0.7);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--carvao);
  color: rgba(232, 224, 208, 0.7);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding: 4rem 1.25rem;
}

.footer__tag {
  font-weight: 700;
  font-size: var(--font-size-sm);
  letter-spacing: 0.25em;
  color: var(--ouro);
  margin-bottom: 0.5rem;
}

.footer__tag-inner {
  letter-spacing: 0.35em;
}

.footer__brand h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--creme);
  margin-bottom: 0.5rem;
  letter-spacing: 0.03em;
}

.footer__brand-sub {
  font-weight: 400;
  font-size: var(--font-size-base);
  letter-spacing: 0.05em;
  color: rgba(232, 224, 208, 0.6);
}

.footer__links h4,
.footer__social h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--creme);
  margin-bottom: 1rem;
}

.footer__links ul,
.footer__social ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__links a,
.footer__social a {
  font-size: var(--font-size-base);
  transition: color var(--transition);
}

.footer__links a:hover,
.footer__social a:hover {
  color: var(--ouro);
}

.footer__divider {
  max-width: var(--container-max);
  margin: 0 auto;
  height: 1px;
  background: rgba(196, 162, 82, 0.2);
}

.footer__copy {
  padding: 1.5rem 0;
  text-align: center;
  font-size: var(--font-size-sm);
  letter-spacing: 0.03em;
}

.footer__copy p:first-child {
  color: var(--ouro);
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

/* ===== FLOATING BUTTONS ===== */
.float {
  position: fixed;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 0;
  border: 1px solid rgba(196, 162, 82, 0.3);
  background: var(--carvao);
  color: var(--ouro);
  text-decoration: none;
  transition: opacity var(--transition), background var(--transition);
}

.float svg {
  display: block;
  width: 1.375rem;
  height: 1.375rem;
}

.float:hover {
  background: var(--ouro);
  color: var(--carvao);
  border-color: var(--ouro);
}

.float--whatsapp {
  bottom: 1.5rem;
  left: 1.5rem;
  opacity: 0.9;
}

.float--whatsapp:hover {
  opacity: 1;
  background: var(--ouro);
  color: var(--carvao);
  border-color: var(--ouro);
}

.float--top {
  bottom: 1.5rem;
  right: 1.5rem;
  opacity: 0;
  pointer-events: none;
}

.float--top--visible {
  opacity: 0.9;
  pointer-events: auto;
}

.float--top--visible:hover {
  opacity: 1;
  background: var(--ouro);
  color: var(--carvao);
  border-color: var(--ouro);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .row {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .row--reverse {
    direction: ltr;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 600px) {
  :root {
    --font-size-sm: 0.875rem;
    --font-size-base: 1.0625rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.375rem;
    --font-size-2xl: 1.75rem;
    --font-size-3xl: 2.25rem;
    --section-padding: 3rem 1.25rem;
  }

  .header__nav {
    display: none;
    position: absolute;
    top: 4rem;
    left: 0;
    width: 100%;
    background: var(--pergaminho);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 1.25rem;
  }

  .header__nav.open {
    display: block;
  }

  .header__nav ul {
    flex-direction: column;
    gap: 0.75rem;
  }

  .header__toggle {
    display: block;
  }

  .grid--4,
  .grid--2 {
    grid-template-columns: 1fr;
  }

  .about__list {
    flex-direction: column;
    gap: 1rem;
  }
}