/* =============================================================================
   styles.css — FONTE MODULAR DE ESTILOS
   =============================================================================
   Projeto: SM Cabeleireiro — Cabeleireiro Profissional
   Desenvolvido por valesmr — https://valesmrdev.com
   Todos os direitos reservados © 2026
   =============================================================================

   NOTA DE ARQUITETURA (2026-07-17):
   -----------------------------------
   Este ficheiro é a FONTE MODULAR de todos os estilos do site.
   Para eliminar double-layout (que causava Speed Index de 3.1s),
   o CSS é servido INLINE no <head> do HTML (via copy manual).
   
   Fluxo de desenvolvimento:
   1. EDITA este ficheiro (styles.css) — a fonte de verdade
   2. COPIA o conteúdo para o <style> inline no src/index.html
   3. Mantém esta estrutura modular intacta
   
   Ficheiros CSS e sua função:
   - styles.css (este) → Fonte modular de todos os estilos
   - Inline no index.html → Cópia inline para o browser (zero round-trips)
   - gallery.css → Lazy-loaded via IntersectionObserver na secção galeria

   Budget: CSS inline ≈ 12 KB gzip (limite: 20 KB) ✅
   ============================================================================= */

/* ================================================================
   RESET & BASE
   ================================================================ */
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box }
html { -webkit-text-size-adjust:100%; text-size-adjust:100% }
body { font-family:Inter, Arial, sans-serif; font-size:1.125rem; line-height:1.6; color:#2A1E1E; background:#FDF8F3 }
img { display:block; max-width:100%; height:auto }
a { color:inherit; text-decoration:none }
ul { list-style:none }
.container { width:min(92%,1200px); margin:0 auto }

/* ================================================================
   HEADER — Redesign Elegante
   ================================================================
   Conceito: "Cada cabeça é uma tela. Cada traço, uma obra."
   O header respira elegância: espaços generosos, tipografia escultórica,
   e menu mobile como "cortina de camarim" que se revela.
   ================================================================ */
.header { position:fixed; top:0; left:0; right:0; z-index:1000; background:rgba(253,248,243,0.97); border-bottom:1px solid rgba(212,163,115,0.18) }
.header__inner { display:flex; align-items:center; justify-content:space-between; padding:.9rem 0 }

/* Logo — mais destacado, com tracking amplo */
.header__logo { display:inline-flex; align-items:center; gap:.75rem; font-family:'DM Serif Display',Georgia,serif; font-size:1.75rem; font-weight:400; color:#2A1E1E; letter-spacing:-.02em }
.header__logo span { color:#D4A373; font-style:italic }
.header__logo-img { border-radius:50%; flex-shrink:0 }

/* Navegação desktop — ar entre elementos, tracking sofisticado */
.nav { display:flex; align-items:center; gap:2.5rem }
.nav__list { display:flex; gap:2.5rem; list-style:none }
.nav__link { font-family:Inter, Arial, sans-serif; font-size:.8rem; font-weight:500; text-transform:uppercase; letter-spacing:.18em; color:#7A6B63; transition:color .3s; position:relative; padding-bottom:2px }
.nav__link::after { content:''; position:absolute; bottom:0; left:0; width:0; height:1px; background:#D4A373; transition:width .4s ease }
.nav__link:hover { color:#3D2C2E }
.nav__link:hover::after { width:100% }

/* CTA — destaque com padding generoso */
.header__cta { font-family:Inter, Arial, sans-serif; font-size:.78rem; font-weight:600; text-transform:uppercase; letter-spacing:.12em; padding:.65rem 1.75rem; background:#3D2C2E; color:#FDF8F3; border:none; border-radius:50px; transition:background .3s, transform .3s, box-shadow .3s; white-space:nowrap }
.header__cta:hover { background:#4A3A3C; transform:translateY(-1px); box-shadow:0 4px 16px rgba(61,44,46,0.2) }

/* Nav Toggle (hamburger) — círculo elegante, oculto em desktop */
.nav-toggle { display:none; flex-direction:column; gap:5px; background:none; border:1px solid rgba(212,163,115,0.35); cursor:pointer; padding:10px; min-width:44px; min-height:44px; align-items:center; justify-content:center; border-radius:50%; transition:border-color .3s, background .3s }
.nav-toggle:hover { border-color:#D4A373; background:rgba(212,163,115,0.08) }
.nav-toggle__bar { display:block; width:20px; height:1.5px; background:#3D2C2E; border-radius:2px; transition:transform .35s ease, opacity .35s ease }
.nav-toggle[aria-expanded="true"] { border-color:#D4A373 }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform:translateY(6.5px) rotate(45deg) }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity:0 }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform:translateY(-6.5px) rotate(-45deg) }

/* nav__close — apenas visível em mobile (< 768px) */
.nav__close { display:none }

/* nav__cta-wrapper — oculto em desktop para evitar CTA duplicado */
.nav__cta-wrapper { display:none }

/* ================================================================
   HEADER RESPONSIVE — Mobile (< 768px)
   Conceito: Menu como "cortina de camarim" que se revela
   Overlay escuro com blur, links espaçados com linhas decorativas,
   transição elegante de opacidade + escala
   ================================================================ */
@media (max-width: 768px) {
  .header__inner { padding:.6rem 0 }
  .header__logo { font-size:1.35rem; gap:.6rem }
  .header__logo img { width:38px; height:38px }

  .nav-toggle { display:flex }

  /* Overlay do menu — ocupa ecrã inteiro, blur subtil */
  .nav { position:fixed; inset:0; width:100%; height:100vh; flex-direction:column; align-items:center; justify-content:center; gap:0; background:rgba(61,44,46,0.95); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px); z-index:999; opacity:0; visibility:hidden; transition:opacity .45s ease, visibility .45s ease; padding:4rem 2rem; overflow-y:auto }
  .nav--open { opacity:1; visibility:visible }

  /* Botão de fechar — X no canto superior direito */
  .nav__close { position:absolute; top:1.25rem; right:1.25rem; width:44px; height:44px; display:flex; align-items:center; justify-content:center; background:none; border:1px solid rgba(212,163,115,0.3); border-radius:50%; cursor:pointer; color:#FDF8F3; font-size:1.3rem; transition:border-color .3s, background .3s; line-height:1 }
  .nav__close:hover { border-color:#D4A373; background:rgba(212,163,115,0.12) }

  /* Lista — centrada, espaçamento generoso */
  .nav__list { flex-direction:column; gap:0; width:100%; max-width:320px; text-align:center }

  /* Cada link — com linha decorativa abaixo, tracking largo */
  .nav__link { display:flex; align-items:center; justify-content:center; font-size:.95rem; letter-spacing:.25em; color:rgba(253,248,243,0.85); padding:1rem 0; min-height:52px; border-bottom:1px solid rgba(212,163,115,0.12); transition:color .3s, padding .3s }
  .nav__link::after { display:none } /* Remove a animação desktop */
  .nav__link:hover { color:#FDF8F3; padding-left:.5rem }

  /* Último link sem border */
  .nav__list li:last-child .nav__link { border-bottom:none }

  /* CTA — oculto no header, visível no final do menu */
  .header__cta { display:none }
  .nav--open + .header__cta,
  .nav__cta-wrapper { display:block; margin-top:2rem; width:100%; max-width:320px }
  .nav__cta-wrapper .header__cta { display:block; width:100%; text-align:center; padding:.85rem 2rem; font-size:.82rem; letter-spacing:.15em; border-radius:50px }
}

@media (max-width: 480px) {
  .header__inner { padding:.5rem 0 }
  .header__logo { font-size:1.15rem }
  .header__logo img { width:34px; height:34px }
  .nav { padding:3.5rem 1.5rem }
  .nav__link { font-size:.85rem; padding:.85rem 0; min-height:48px }
}

/* ================================================================
   HERO (LCP crítico)
   ================================================================ */
.hero { min-height:100vh; display:flex; align-items:center; padding:6rem 0 4rem; position:relative; overflow:hidden }
.hero__bg { position:absolute; inset:0; z-index:0 }
.hero__bg img { width:100%; height:100%; object-fit:cover }
.hero__overlay { position:absolute; inset:0; background:linear-gradient(135deg,rgba(61,44,46,0.75) 0%,rgba(61,44,46,0.25) 100%); z-index:1 }
.hero__content { position:relative; z-index:2; max-width:700px }
.hero__subtitle { font-family:Inter, Arial, sans-serif; font-size:.82rem; font-weight:500; text-transform:uppercase; letter-spacing:.25em; color:#D4A373; margin-bottom:.75rem; min-height:1.2em; text-shadow:0 1px 2px rgba(0,0,0,0.45),0 2px 4px rgba(0,0,0,0.25) }
.hero__subtitle::after { content:'|'; display:inline-block; animation:cursor-blink .8s step-end infinite; color:#D4A373; font-weight:400; margin-left:1px }
.hero__subtitle--done::after { display:none }
@keyframes cursor-blink { 50%{opacity:0} }
@media(prefers-reduced-motion:reduce) { .hero__subtitle::after { display:none } }
.hero__title { font-family:'DM Serif Display',Georgia,serif; font-size:clamp(2.8rem,7vw,5rem); font-weight:400; line-height:1.05; color:#FDF8F3; margin-bottom:1.25rem }
.hero__text { font-family:Inter, Arial, sans-serif; font-size:1.05rem; line-height:1.7; color:rgba(253,248,243,0.85); margin-bottom:2rem; max-width:540px }
.hero__btn { display:inline-block; font-family:Inter, Arial, sans-serif; font-size:.85rem; font-weight:600; text-transform:uppercase; letter-spacing:.1em; padding:1rem 2.5rem; background:#D4A373; color:#3D2C2E; border:none; border-radius:4px }

/* ================================================================
   VARIÁVEIS / DESIGN TOKENS
   ================================================================ */
:root {
  --color-primary: #3D2C2E;
  --color-accent: #D4A373;
  --color-accent-hover: #C4955A;
  --color-surface: #FDF8F3;
  --color-surface-alt: #F0E6D8;
  --color-text-primary: #2A1E1E;
  --color-text-secondary: #5D504A;
  --color-text-light: rgba(253,248,243,0.85);
  --color-border: rgba(212,163,115,0.25);
  --color-focus: #D4A373;
  --color-error: #D32F2F;
  --color-success: #2E7D32;
  --color-copper: #8B5E3C;
  --color-rose: #C4927A;
  --space-xs: .25rem;
  --space-sm: .5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --font-display: 'DM Serif Display', 'Georgia', serif;
  --font-sans: 'Inter', 'Arial', sans-serif;
  --font-xs: .75rem;
  --font-sm: .85rem;
  --font-md: 1rem;
  --font-lg: 1.125rem;
  --font-xl: 1.5rem;
  --font-2xl: 2.5rem;
  --radius-card: 16px 16px 32px 16px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(61,44,46,0.08);
  --shadow-md: 0 4px 20px rgba(61,44,46,0.1);
  --shadow-lg: 0 10px 40px rgba(61,44,46,0.12);
  --z-header: 1000;
  --z-lightbox: 2000;
  --z-dropdown: 100;
}

/* ================================================================
   SEÇÕES GLOBAIS
   ================================================================ */
.section { padding: var(--space-2xl) 0; position: relative; }
.section:nth-child(even) { background: var(--color-surface-alt); }
.section:first-child { padding-top: 6rem; }
.section__header { text-align: center; margin-bottom: var(--space-xl); }
.section__tag { font-family: var(--font-sans); font-size: var(--font-xs); font-weight: 600; text-transform: uppercase; letter-spacing: .2em; color: var(--color-copper); margin-bottom: var(--space-sm); }
.section__title { font-family: var(--font-display); font-size: var(--font-2xl); font-weight: 400; color: var(--color-text-primary); margin-bottom: var(--space-md); line-height: 1.15; }
.section__title--left { text-align: left; }
.section__desc { font-family: var(--font-sans); font-size: var(--font-lg); color: var(--color-text-secondary); max-width: 600px; margin: 0 auto; line-height: 1.7; }
.section-divider { line-height: 0; overflow: hidden; }
.section-divider svg { display: block; width: 100%; height: 50px; }

/* ================================================================
   SERVIÇOS
   ================================================================ */
.servicos__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-lg); }
.servico-card { background: var(--color-surface); padding: var(--space-xl) var(--space-lg); text-align: center; border: none; border-radius: var(--radius-card); box-shadow: var(--shadow-sm); transition: transform .4s ease, box-shadow .4s ease; contain: content; }
.servico-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.servico-card__icon { font-size: 2.8rem; margin-bottom: var(--space-md); display: block; color: var(--color-accent); }
.servico-card__title { font-family: var(--font-display); font-size: var(--font-xl); font-weight: 400; color: var(--color-text-primary); margin-bottom: var(--space-sm); }
.servico-card__desc { font-family: var(--font-sans); font-size: .95rem; color: var(--color-text-secondary); line-height: 1.6; margin-bottom: var(--space-md); }
.servico-card__price { font-family: var(--font-display); font-size: var(--font-lg); font-weight: 400; color: var(--color-copper); display: flex; align-items: center; justify-content: center; gap: .5rem; flex-wrap: wrap; }
.servico-card__price--default { color: var(--color-copper); }
.servico-card__price--original { font-size: .85rem; color: var(--color-text-secondary); text-decoration: line-through; }
.servico-card__price--promo { color: var(--color-success); font-weight: 600; position: relative; }
.servico-card__price--promo::before { content: '\01F525'; font-size: .75rem; margin-right: .15rem; display: inline-block; }
.servico-card__link { display: inline-block; margin-top: var(--space-sm); font-family: var(--font-sans); font-size: .82rem; font-weight: 600; color: #7A5C3A; text-decoration: none; transition: filter .3s, transform .3s; }
.servico-card__link:hover { filter: brightness(1.3); transform: translateX(4px); }

/* ================================================================
   SOBRE
   ================================================================ */
.sobre__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); align-items: center; }
.sobre__imagem { overflow: hidden; border-radius: 32px 8px 40px 12px; }
.sobre__imagem img { width: 100%; height: auto; display: block; }
.sobre__text { font-family: var(--font-sans); font-size: var(--font-lg); color: var(--color-text-secondary); line-height: 1.8; margin-bottom: var(--space-md); }
.sobre__features { margin-top: var(--space-lg); display: flex; flex-direction: column; gap: var(--space-md); }
.sobre__feature { font-family: var(--font-sans); font-size: var(--font-md); color: var(--color-text-primary); display: flex; align-items: center; gap: var(--space-sm); }
.sobre__feature-icon { color: var(--color-accent); width: 1.2rem; font-size: .9rem; }
@media (max-width: 768px) {
  .sobre__grid { grid-template-columns: 1fr; }
  .sobre__imagem { order: -1; max-height: 400px; }
}

/* ================================================================
   DEPOIMENTOS
   ================================================================ */
.depoimentos__carrossel { max-width: 800px; margin: 0 auto; overflow: hidden; position: relative; }
.depoimentos__track { display: flex; transition: transform .5s ease; }
.depoimento { min-width: 100%; padding: var(--space-xl) var(--space-lg); text-align: center; }
.depoimento__text { font-family: var(--font-display); font-size: 1.4rem; line-height: 1.6; color: var(--color-text-primary); font-style: italic; margin-bottom: var(--space-lg); position: relative; padding: 0 var(--space-lg); }
.depoimento__text::before { content: '\201C'; font-size: 5rem; color: var(--color-accent); position: absolute; top: -2rem; left: -0.5rem; line-height: 1; opacity: .25; font-family: var(--font-display); }
.depoimento__author { font-family: var(--font-sans); font-size: var(--font-sm); font-weight: 600; color: var(--color-copper); text-transform: uppercase; letter-spacing: .1em; }
.depoimentos__controls { display: flex; align-items: center; justify-content: center; gap: var(--space-lg); margin-top: var(--space-lg); }
.depoimentos__btn { background: none; border: 1px solid var(--color-border); font-size: 1.5rem; padding: var(--space-sm) var(--space-md); cursor: pointer; transition: filter .3s; color: var(--color-text-primary); border-radius: var(--radius-sm); }
.depoimentos__btn:hover { background: var(--color-accent); color: var(--color-primary); border-color: var(--color-accent); filter: brightness(0.95); }
.depoimentos__dots { display: flex; gap: var(--space-sm); }
.depoimentos__dot { width: 44px; height: 44px; border-radius: 50%; background: none; border: none; cursor: pointer; transition: filter .3s; padding: 0; position: relative; }
.depoimentos__dot::after { content: ''; position: absolute; top: 50%; left: 50%; width: 10px; height: 10px; border-radius: 50%; background: var(--color-border); transform: translate(-50%, -50%); transition: filter .3s; }
.depoimentos__dot.active::after { filter: brightness(1.5); }

/* ================================================================
   CONTACTO
   ================================================================ */
.contacto__grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: var(--space-lg); align-items: start; }
@media (max-width: 768px) { .contacto__grid { grid-template-columns: 1fr; } }
.contacto__form { display: flex; flex-direction: column; gap: 1.25rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 480px) { .form__row { grid-template-columns: 1fr; } }
.form__group { display: flex; flex-direction: column; gap: .3rem; }
.form__label { font-family: var(--font-sans); font-size: .8rem; font-weight: 500; color: var(--color-text-primary); }
.form__input { font-family: var(--font-sans); font-size: .95rem; padding: .7rem .85rem; border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text-primary); transition: box-shadow .3s; outline: none; border-radius: 8px 8px 16px 8px; }
.form__input:focus { border-color: var(--color-accent); box-shadow: 0 0 0 2px rgba(212,163,115,0.2); }
.form__input::placeholder { color: var(--color-text-secondary); opacity: .5; font-size: .9rem; }
.form__input[aria-invalid="true"] { border-color: var(--color-error); }
.form__textarea { resize: vertical; min-height: 100px; }
.form__select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%237A6B63' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .85rem center; padding-right: 2.2rem; }
.form__error { font-family: var(--font-sans); font-size: .75rem; color: var(--color-error); min-height: 1.1rem; }
.form__submit { font-family: var(--font-sans); font-size: .85rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; padding: .85rem 1.5rem; background: var(--color-accent); color: var(--color-primary); border: none; cursor: pointer; transition: filter .3s, transform .3s; width: 100%; border-radius: 8px 8px 16px 8px; }
.form__submit:hover { filter: brightness(0.9); transform: translateY(-2px); }
.form__submit:disabled { opacity: .6; cursor: not-allowed; transform: none; }
.form__submit-spinner { display: none; width: 18px; height: 18px; border: 2px solid var(--color-primary); border-top-color: transparent; border-radius: 50%; animation: spin .6s linear infinite; margin: 0 auto; }
@keyframes spin { to { transform: rotate(360deg); } }
.form__submit.loading .form__submit-text { display: none; }
.form__submit.loading .form__submit-spinner { display: block; }
.form__status { font-family: var(--font-sans); font-size: .85rem; font-weight: 500; min-height: 1.5rem; text-align: center; }
.form__status--success { color: var(--color-success); }
.form__status--error { color: var(--color-error); }
.contacto__info { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem; }
@media (max-width: 480px) { .contacto__info { grid-template-columns: 1fr; } }
.contacto__card { padding: 1.25rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-card); transition: transform .3s ease, box-shadow .3s ease; }
.contacto__card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.contacto__card-title { font-family: var(--font-display); font-size: 1rem; font-weight: 400; color: var(--color-text-primary); margin-bottom: .4rem; }
.contacto__card p { font-family: var(--font-sans); font-size: .88rem; color: var(--color-text-secondary); line-height: 1.6; }
.contacto__link { color: var(--color-text-primary); transition: filter .3s; display: inline-flex; align-items: center; min-height: 44px; min-width: 44px; padding: .5rem; }
.contacto__link:hover { filter: brightness(1.4); }
.contacto__social { display: flex; gap: .85rem; margin-top: .35rem; }
.contacto__social-link { color: var(--color-text-secondary); transition: filter .3s, transform .3s; display: inline-block; min-width: 1.5rem; text-align: center; }
.contacto__social-link:hover { filter: brightness(1.4); transform: translateY(-2px); }

/* ================================================================
   GESTÃO DE RESERVA (MANAGE)
   ================================================================ */
.manage { text-align: center; }
.manage__card { max-width: 520px; margin: 0 auto; padding: var(--space-xl) var(--space-lg); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-card); box-shadow: var(--shadow-sm); }
.manage__icon { font-size: 2.8rem; margin-bottom: var(--space-md); display: block; }
.manage__title { font-family: var(--font-display); font-size: var(--font-xl); font-weight: 400; color: var(--color-text-primary); margin-bottom: var(--space-sm); }
.manage__desc { font-family: var(--font-sans); font-size: .9rem; color: var(--color-text-secondary); margin-bottom: var(--space-lg); line-height: 1.6; }
.manage__form { margin-bottom: var(--space-md); }
.manage__field { display: flex; gap: .5rem; }
.manage__input { flex: 1; font-family: var(--font-sans); font-size: .95rem; padding: .75rem .85rem; border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text-primary); transition: box-shadow .3s; outline: none; border-radius: 8px 8px 16px 8px; }
.manage__input:focus { border-color: var(--color-accent); box-shadow: 0 0 0 2px rgba(212,163,115,0.2); }
.manage__input::placeholder { color: var(--color-text-secondary); opacity: .5; }
.manage__btn { font-family: var(--font-sans); font-size: .82rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; padding: .75rem 1.25rem; background: var(--color-primary); color: var(--color-surface); border: none; cursor: pointer; transition: filter .3s, transform .3s; white-space: nowrap; border-radius: 8px 8px 16px 8px; }
.manage__btn:hover { filter: brightness(1.2); transform: translateY(-1px); }
.manage__btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.manage__status { font-family: var(--font-sans); font-size: .8rem; min-height: 1.3rem; margin-top: .5rem; }
.manage__status.error { color: var(--color-error); }
.manage__alt { font-family: var(--font-sans); font-size: .85rem; color: var(--color-text-secondary); }
.manage__link { color: #8B6914; font-weight: 600; transition: filter .3s; text-decoration: underline; }
.manage__link:hover { filter: brightness(0.7); }
@media (max-width: 480px) {
  .manage__field { flex-direction: column; }
}

/* ================================================================
   WHATSAPP FLOATING BUTTON
   ================================================================ */
.whatsapp-btn {
  position: fixed;
  bottom: 110px;
  right: 24px;
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: #25D366;
  color: #fff;
  border-radius: 60px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  opacity: 0;
  transform: translateY(20px) scale(0.9);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
  will-change: transform, opacity;
}
.whatsapp-btn:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
  color: #fff;
}
.whatsapp-btn:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}
.whatsapp-btn.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.whatsapp-btn__text { white-space: nowrap; }
@media (max-width: 480px) {
  .whatsapp-btn {
    bottom: 120px;
    right: 16px;
    padding: 10px 14px;
  }
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer { background: var(--color-primary); color: #D4C5B8; padding: var(--space-lg) 0; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--space-md); }
.footer__brand { display: flex; flex-direction: column; gap: .15rem; }
.footer__copy { font-family: var(--font-sans); font-size: var(--font-sm); color: #D4C5B8; }
.footer__dev { font-family: var(--font-sans); font-size: .78rem; color: #B8A89C; }
.footer__heart { color: #E07A5F; display: inline-block; }
.footer__dev a { color: var(--color-accent); transition: filter .3s; text-decoration: underline; text-underline-offset: 2px; }
.footer__dev a:hover { filter: brightness(1.5); }
.footer__legal { display: flex; align-items: center; gap: .35rem; flex-wrap: wrap; justify-content: center; }
.footer__link { font-family: var(--font-sans); font-size: var(--font-sm); color: var(--color-accent); transition: filter .3s; text-decoration: underline; text-underline-offset: 2px; white-space: nowrap; }
.footer__link:hover { filter: brightness(1.5); }
.footer__sep { color: #7A6B63; font-size: .75rem; }
.footer__lre { flex-shrink: 0; transition: transform .3s ease; }
.footer__lre:hover { transform: translateY(-2px); }
@media (max-width: 640px) {
  .footer__inner { flex-direction: column; text-align: center; gap: var(--space-md); }
  .footer__legal { order: -1; width: 100%; justify-content: center; }
  .footer__lre { order: 1; }
}

/* ================================================================
   ACESSIBILIDADE & PERFORMANCE
   ================================================================ */
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
@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; }
  .servico-card:hover { transform: none; }
  .header--hidden { transform: none; }
}
[data-animate] { opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease; }
[data-animate].animated { opacity: 1; transform: translateY(0); }

/* ================================================================
   SKIP-TO-CONTENT LINK — WCAG 2.4.1
   ================================================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 10000;
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: var(--color-surface) !important;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 0 0 4px 4px;
  transition: top 0.2s ease;
  text-decoration: none !important;
}
.skip-link:focus {
  top: 0;
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ================================================================
   PERFORMANCE — Content-visibility para secções abaixo da dobra
   ================================================================ */
.servicos.section,
.galeria.section,
.sobre.section,
.depoimentos.section,
.contacto.section,
.manage.section {
  content-visibility: auto;
  contain-intrinsic-size: 600px;
}