/* =====================================================================
   CELEBRAR — DECORAÇÃO COM BALÕES
   Folha de estilos única. Organizada em:
   1. Reset & variáveis (tokens de design)
   2. Elementos base (tipografia, botões, container)
   3. Cabeçalho / navegação
   4. Hero + guirlanda de balões (elemento assinatura)
   5. Divisores entre seções
   6. Seção Sobre
   7. Seção Serviços
   8. Seção Portfólio (galeria)
   9. Seção Depoimento
   10. Seção Contato / formulário
   11. Rodapé
   12. Animações de entrada (scroll reveal)
   13. Responsivo
   ===================================================================== */

/* ---------------------------------------------------------------------
   1. RESET & TOKENS DE DESIGN
   Alterar cores/fontes da marca aqui — todo o resto do arquivo usa
   estas variáveis, então a manutenção fica centralizada.
--------------------------------------------------------------------- */
:root {
  /* Paleta — inspirada nas cores reais dos balões dos eventos */
  --color-cream: #FFF8EF;   /* fundo principal, quente e convidativo */
  --color-white: #FFFFFF;   /* fundo alternado das seções */
  --color-ink: #2E2438;     /* texto principal, roxo bem escuro */
  --color-ink-soft: #6B627A;/* texto secundário */

  --color-pink: #E85D75;    /* balão rosa / cor de destaque principal */
  --color-teal: #3EC6C1;    /* balão azul-esverdeado */
  --color-yellow: #FFC845;  /* balão amarelo */
  --color-purple: #8B5FBF;  /* balão roxo */

  --color-border: #EDE3D4;

  /* Tipografia */
  --font-display: "Baloo 2", system-ui, sans-serif;
  --font-body: "Nunito Sans", system-ui, sans-serif;

  /* Espaçamento e forma */
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 10px;
  --shadow-card: 0 18px 40px -20px rgba(46, 36, 56, 0.35);
  --section-pad: clamp(64px, 9vw, 120px);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * , *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-cream);
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; margin: 0; padding: 0; }

.container {
  width: min(1140px, 100% - 48px);
  margin-inline: auto;
}

/* ---------------------------------------------------------------------
   2. ELEMENTOS BASE — tipografia, botões
--------------------------------------------------------------------- */
.eyebrow {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--color-pink);
  margin: 0 0 10px;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  line-height: 1.15;
  margin: 0 0 18px;
}

.section-lead {
  color: var(--color-ink-soft);
  font-size: 1.05rem;
  max-width: 620px;
}

.center { text-align: center; margin-inline: auto; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease);
}

.btn--primary {
  background: var(--color-pink);
  color: var(--color-white);
  box-shadow: 0 14px 28px -12px rgba(232, 93, 117, 0.65);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 18px 32px -12px rgba(232, 93, 117, 0.75);
}

.btn--ghost {
  background: transparent;
  border-color: var(--color-ink);
  color: var(--color-ink);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  background: var(--color-ink);
  color: var(--color-white);
}

.btn--block { width: 100%; }

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

/* ---------------------------------------------------------------------
   3. CABEÇALHO / NAVEGAÇÃO
--------------------------------------------------------------------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 248, 239, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.header.is-scrolled {
  border-color: var(--color-border);
  box-shadow: 0 10px 30px -22px rgba(46, 36, 56, 0.4);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 14px;
}

.brand__logo { height: 42px; width: auto; }

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav__link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-ink);
  position: relative;
  padding-block: 4px;
}

.nav__link:not(.nav__link--cta)::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0%;
  height: 2px;
  background: var(--color-pink);
  transition: width 0.25s var(--ease);
}

.nav__link:not(.nav__link--cta):hover::after { width: 100%; }

.nav__link--cta {
  background: var(--color-ink);
  color: var(--color-white);
  padding: 10px 20px;
  border-radius: 999px;
}

.nav__link--cta:hover { background: var(--color-pink); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-ink);
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

/* ---------------------------------------------------------------------
   4. HERO + GUIRLANDA DE BALÕES (elemento assinatura da marca)
   Os balões são desenhados só com CSS: um círculo + um "nó" triangular.
--------------------------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: calc(var(--section-pad) + 40px) var(--section-pad);
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1.08;
  margin: 0 0 20px;
}

.hero__lead {
  font-size: 1.15rem;
  color: var(--color-ink-soft);
  max-width: 540px;
  margin-bottom: 32px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Guirlanda: fileira de balões flutuando no topo do hero */
.balloon-garland {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.balloon {
  position: absolute;
  width: 90px;
  height: 108px;
  border-radius: 50% 50% 48% 48%;
  filter: drop-shadow(0 12px 18px rgba(46, 36, 56, 0.18));
  animation: float 6s ease-in-out infinite;
}

/* "nó" do balão, feito com um triângulo pequeno na base */
.balloon::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -8px;
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 10px solid currentColor;
  transform: translateX(-50%);
}

.balloon--pink   { background: var(--color-pink);   color: var(--color-pink); }
.balloon--yellow { background: var(--color-yellow); color: var(--color-yellow); }
.balloon--teal   { background: var(--color-teal);   color: var(--color-teal); }
.balloon--purple { background: var(--color-purple); color: var(--color-purple); }

.balloon--sm { width: 56px; height: 68px; }

/* Posicionamento individual de cada balão da guirlanda do hero */
.balloon-garland--hero .balloon:nth-child(1) { top: -30px;  left: 4%;   animation-delay: 0s; }
.balloon-garland--hero .balloon:nth-child(2) { top: -10px;  left: 14%;  animation-delay: 0.6s; }
.balloon-garland--hero .balloon:nth-child(3) { top: -40px;  right: 18%; animation-delay: 1.2s; }
.balloon-garland--hero .balloon:nth-child(4) { top: -5px;   right: 6%;  animation-delay: 0.3s; }
.balloon-garland--hero .balloon:nth-child(5) { top: 60px;   left: 22%;  animation-delay: 1.6s; }
.balloon-garland--hero .balloon:nth-child(6) { top: 70px;   right: 30%; animation-delay: 0.9s; }
.balloon-garland--hero .balloon:nth-child(7) { top: 20px;   left: 45%;  animation-delay: 2s; }
.balloon-garland--hero .balloon:nth-child(8) { top: 90px;   right: 45%; animation-delay: 1.4s; }

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50%      { transform: translateY(16px) rotate(2deg); }
}

/* ---------------------------------------------------------------------
   5. DIVISORES ENTRE SEÇÕES
   Fileira de "bolhas" (balões vistos de cima) que separa os blocos
   de fundo creme/branco, reforçando o motivo visual da marca.
--------------------------------------------------------------------- */
.divider {
  height: 34px;
  width: 100%;
  background-repeat: repeat-x;
  background-size: 56px 56px;
  background-position: center;
}

.divider--cream-to-white {
  background-color: var(--color-white);
  background-image: radial-gradient(circle at 50% 0%, var(--color-cream) 60%, transparent 61%);
}

.divider--white-to-cream {
  background-color: var(--color-cream);
  background-image: radial-gradient(circle at 50% 0%, var(--color-white) 60%, transparent 61%);
}

/* ---------------------------------------------------------------------
   6. SOBRE
--------------------------------------------------------------------- */
.about { background: var(--color-white); padding-block: var(--section-pad); }

.about__inner {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: 64px;
  align-items: center;
}

.about__photo {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.about__photo img { width: 100%; height: 100%; object-fit: cover; }

.about__tag {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: var(--color-white);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 8px 16px;
  border-radius: 999px;
  box-shadow: var(--shadow-card);
}

.about__text p { line-height: 1.7; color: var(--color-ink-soft); }

.about__list { margin-top: 20px; display: grid; gap: 12px; }

.about__list li {
  position: relative;
  padding-left: 28px;
  font-weight: 600;
  color: var(--color-ink);
}

.about__list li::before {
  content: "🎈";
  position: absolute;
  left: 0;
  top: -1px;
  font-size: 0.9rem;
}

/* ---------------------------------------------------------------------
   7. SERVIÇOS
--------------------------------------------------------------------- */
.services { padding-block: var(--section-pad); }

.services__grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  text-align: left;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease);
}

.service-card:hover { transform: translateY(-8px); }

.service-card__icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: color-mix(in srgb, var(--icon-color) 16%, white);
  font-size: 1.5rem;
  margin-bottom: 18px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 0;
  line-height: 1.3;
}

/* Bloco de destaque explicando o processo (projeto antes da montagem) */
.process-note {
  margin-top: 40px;
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--color-white);
  border: 1.5px dashed var(--color-pink);
  border-radius: var(--radius-md);
  padding: 28px 32px;
}

.process-note__icon {
  flex-shrink: 0;
  font-size: 1.8rem;
}

.process-note p {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--color-ink);
}

@media (max-width: 560px) {
  .process-note { flex-direction: column; text-align: center; }
}

/* ---------------------------------------------------------------------
   8. PORTFÓLIO / GALERIA
--------------------------------------------------------------------- */
.portfolio { background: var(--color-white); padding-block: var(--section-pad); }

.gallery {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery__item {
  position: relative;
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  box-shadow: var(--shadow-card);
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.gallery__item:hover img { transform: scale(1.08); }

.gallery__item figcaption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 18px;
  background: linear-gradient(0deg, rgba(46,36,56,0.85) 0%, rgba(46,36,56,0) 100%);
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  gap: 2px;
  transform: translateY(6px);
  opacity: 0.95;
}

.gallery__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
}

.gallery__desc { font-size: 0.82rem; opacity: 0.85; }

/* ---------------------------------------------------------------------
   9. DEPOIMENTO / DESTAQUE
--------------------------------------------------------------------- */
.highlight {
  position: relative;
  padding-block: calc(var(--section-pad) * 0.7);
  background: var(--color-ink);
  color: var(--color-white);
  overflow: hidden;
}

.highlight__inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
  text-align: center;
  margin-inline: auto;
}

.balloon-garland--small {
  position: relative;
  height: 90px;
  margin-bottom: -10px;
}

.balloon-garland--small .balloon:nth-child(1) { left: calc(50% - 90px); top: 10px; animation-delay: 0.2s; }
.balloon-garland--small .balloon:nth-child(2) { left: calc(50% - 28px); top: -10px; animation-delay: 0.9s; }
.balloon-garland--small .balloon:nth-child(3) { left: calc(50% + 34px); top: 10px; animation-delay: 0.5s; }

.highlight__quote {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.4;
  margin: 0 0 16px;
}

.highlight__author {
  color: var(--color-yellow);
  font-weight: 700;
  font-family: var(--font-display);
}

/* ---------------------------------------------------------------------
   10. CONTATO / FORMULÁRIO
--------------------------------------------------------------------- */
.contact { padding-block: var(--section-pad); }

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact__info p { color: var(--color-ink-soft); line-height: 1.7; }

.contact__details {
  margin-top: 28px;
  display: grid;
  gap: 18px;
}

.contact__details li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 14px;
}

.contact__details strong {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--color-pink);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.contact__details a { font-weight: 600; }
.contact__details a:hover { color: var(--color-pink); }

.contact__form {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 18px;
}

.field { display: grid; gap: 6px; font-size: 0.9rem; font-weight: 600; }

.field input,
.field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  background: var(--color-cream);
  color: var(--color-ink);
  resize: vertical;
  transition: border-color 0.2s var(--ease);
}

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

.field__feedback {
  margin: 0;
  min-height: 1.2em;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-teal);
}

/* ---------------------------------------------------------------------
   11. RODAPÉ
--------------------------------------------------------------------- */
.footer { background: var(--color-ink); color: rgba(255,255,255,0.7); padding-block: 32px; }

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer__logo { height: 30px; filter: brightness(0) invert(1); opacity: 0.85; }

.footer p { margin: 0; font-size: 0.85rem; }

.back-to-top {
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
  border: none;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}

.back-to-top:hover { background: var(--color-pink); transform: translateY(-3px); }

/* ---------------------------------------------------------------------
   12. ANIMAÇÕES DE ENTRADA (scroll reveal)
   A classe .reveal começa invisível/deslocada; o JS adiciona
   .reveal--visible via IntersectionObserver quando o elemento entra
   na tela.
--------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

/* ---------------------------------------------------------------------
   13. RESPONSIVO
--------------------------------------------------------------------- */
@media (max-width: 900px) {
  .about__inner,
  .contact__inner { grid-template-columns: 1fr; }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-cream);
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--color-border);
    transform-origin: top;
    transform: scaleY(0);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
  }

  .nav.is-open {
    transform: scaleY(1);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__link { width: 100%; padding-block: 10px; }
  .nav__link--cta { margin-top: 8px; text-align: center; }

  .nav-toggle { display: flex; }

  .services__grid,
  .gallery { grid-template-columns: 1fr; }
}