/* ==========================================================================
   Gesso Alfa Reparos Goiânia — base.css
   Tokens, reset, tipografia, header, hero, botões
   ========================================================================== */

:root {
  /* Marca */
  --navy-900: #071634;
  --navy-800: #0b2350;
  --navy-700: #12326b;
  --navy-600: #1a4490;
  --navy-500: #2358b4;

  /* Fundo do logo (faixa do cabeçalho) */
  --logo-blue: #16296d;
  --logo-blue-strong: #142460;

  --red-700: #9e0c23;
  --red-600: #c8102e;
  --red-500: #e01f35;
  --red-400: #f5384c;

  --silver-100: #f4f6f9;
  --silver-200: #e4e8ee;
  --silver-300: #c9d0da;
  --silver-400: #a7adb5;
  --silver-500: #7d858f;

  --ink-900: #0a0f1c;
  --ink-700: #1d2635;
  --ink-500: #48566d;
  --ink-300: #7a869c;

  --white: #ffffff;

  /* Gradientes */
  --grad-navy: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 55%, var(--navy-600) 100%);
  --grad-red: linear-gradient(135deg, var(--red-700) 0%, var(--red-600) 50%, var(--red-500) 100%);
  --grad-chrome: linear-gradient(120deg, #ffffff 0%, var(--silver-300) 40%, #ffffff 55%, var(--silver-400) 100%);
  --grad-hero: linear-gradient(120deg, #05102a 0%, #0b2350 45%, #12326b 75%, #1a4490 100%);

  /* Sombras */
  --sh-sm: 0 2px 8px rgba(7, 22, 52, 0.08);
  --sh-md: 0 10px 30px rgba(7, 22, 52, 0.12);
  --sh-lg: 0 24px 60px rgba(7, 22, 52, 0.18);
  --sh-red: 0 12px 30px rgba(200, 16, 46, 0.35);
  --sh-navy: 0 12px 30px rgba(18, 50, 107, 0.35);

  /* Layout */
  --wrap: 1200px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --radius-sm: 8px;
  --radius: 16px;
  --radius-lg: 24px;
  --header-h: 84px;

  /* Fontes */
  --font-head: "Barlow Condensed", "Arial Narrow", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

* { margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  line-height: 1.7;
  color: var(--ink-700);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img,
picture,
video { display: block; max-width: 100%; height: auto; }

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

button,
input,
textarea,
select { font: inherit; color: inherit; }

button { background: none; border: 0; cursor: pointer; }

ul, ol { list-style: none; }

:focus-visible {
  outline: 3px solid var(--red-500);
  outline-offset: 3px;
  border-radius: 4px;
}

@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;
  }
}

/* ---------- Tipografia ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--navy-900);
  text-wrap: balance;
}

h1 { font-size: clamp(2.5rem, 1.6rem + 4.4vw, 4.75rem); text-transform: uppercase; }
h2 { font-size: clamp(2rem, 1.4rem + 2.7vw, 3.25rem); text-transform: uppercase; }
h3 { font-size: clamp(1.375rem, 1.2rem + 0.9vw, 1.75rem); }

p { text-wrap: pretty; }

strong { font-weight: 700; color: var(--navy-800); }

/* ---------- Utilitários ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(4rem, 2rem + 7vw, 7.5rem); }
.section--tight { padding-block: clamp(3rem, 2rem + 4vw, 5rem); }
.section--dark { background: var(--grad-navy); color: var(--silver-200); }
.section--dark h2,
.section--dark h3 { color: var(--white); }
.section--alt { background: var(--silver-100); }

.no-scroll { overflow: hidden; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 999;
  padding: 0.75rem 1.25rem;
  background: var(--red-600);
  color: var(--white);
  font-weight: 700;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}
.skip-link:focus { top: 0; }

/* Cabeçalho de seção */
.head {
  max-width: 46rem;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 1.5rem + 3vw, 4rem);
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-family: var(--font-head);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red-600);
}
.eyebrow::before {
  content: "";
  width: 2rem; height: 2px;
  background: var(--grad-red);
}
.section--dark .eyebrow { color: var(--red-400); }

.head p {
  margin-top: 1rem;
  font-size: 1.0625rem;
  color: var(--ink-500);
}
.section--dark .head p { color: var(--silver-300); }

.accent { color: var(--red-600); }
.section--dark .accent { color: var(--red-400); }

.chrome-text {
  background: var(--grad-chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 1rem 1.875rem;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 999px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
              background-color 0.25s var(--ease), color 0.25s var(--ease);
  will-change: transform;
}

.btn svg { width: 1.25em; height: 1.25em; flex-shrink: 0; }

.btn--primary {
  background: var(--grad-red);
  color: var(--white);
  box-shadow: var(--sh-red);
}
.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(200, 16, 46, 0.45);
}

.btn--navy {
  background: var(--grad-navy);
  color: var(--white);
  box-shadow: var(--sh-navy);
}
.btn--navy:hover { transform: translateY(-3px); box-shadow: 0 18px 40px rgba(18, 50, 107, 0.45); }

.btn--ghost {
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.32);
  backdrop-filter: blur(6px);
}
.btn--ghost:hover {
  background: var(--white);
  color: var(--navy-800);
  border-color: var(--white);
  transform: translateY(-3px);
}

.btn--outline {
  background: transparent;
  color: var(--navy-800);
  border: 2px solid var(--navy-800);
}
.btn--outline:hover { background: var(--navy-800); color: var(--white); transform: translateY(-3px); }

.btn--lg { padding: 1.1875rem 2.5rem; font-size: 1.1875rem; }
.btn--block { width: 100%; }

/* Pulso no CTA principal */
.btn--pulse { position: relative; }
.btn--pulse::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 2px solid var(--red-500);
  animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse {
  0%   { opacity: 0.85; transform: scale(1); }
  70%  { opacity: 0; transform: scale(1.22); }
  100% { opacity: 0; transform: scale(1.22); }
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(22, 41, 109, 0.92);
  backdrop-filter: blur(14px) saturate(150%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background-color 0.3s var(--ease), box-shadow 0.3s var(--ease),
              padding 0.3s var(--ease);
}
.header.is-stuck {
  background: rgba(20, 36, 96, 0.98);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: var(--header-h);
}

.brand { display: flex; align-items: center; gap: 0.75rem; }
.brand img {
  height: 58px;
  width: auto;
  transition: height 0.3s var(--ease);
}
.header.is-stuck .brand img { height: 50px; }

.nav { display: flex; align-items: center; gap: 0.25rem; }

.nav a {
  position: relative;
  padding: 0.5rem 0.875rem;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--silver-200);
  transition: color 0.2s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0.875rem;
  right: 0.875rem;
  bottom: 0.25rem;
  height: 2px;
  background: var(--grad-red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav a:hover,
.nav a.is-active { color: var(--white); }
.nav a:hover::after,
.nav a.is-active::after { transform: scaleX(1); }

.header__cta { display: flex; align-items: center; gap: 1rem; }

.header__phone {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
  white-space: nowrap;
}
.header__phone svg { width: 1.1em; height: 1.1em; color: var(--red-400); }

/* Botão hambúrguer */
.burger {
  display: none;
  width: 46px; height: 46px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
}
.burger span {
  position: absolute;
  left: 50%;
  width: 22px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: transform 0.3s var(--ease), opacity 0.2s var(--ease);
}
.burger span:nth-child(1) { top: 15px; }
.burger span:nth-child(2) { top: 22px; }
.burger span:nth-child(3) { top: 29px; }
.burger[aria-expanded="true"] span:nth-child(1) { top: 22px; transform: translateX(-50%) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { top: 22px; transform: translateX(-50%) rotate(-45deg); }

@media (max-width: 1080px) {
  .header__phone { display: none; }
}

@media (max-width: 960px) {
  :root { --header-h: 72px; }
  .burger { display: block; }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem var(--gutter) 2rem;
    background: rgba(7, 22, 52, 0.98);
    backdrop-filter: blur(14px);
    border-bottom: 3px solid var(--red-600);
    transform: translateY(-120%);
    transition: transform 0.4s var(--ease);
    max-height: calc(100dvh - var(--header-h));
    overflow-y: auto;
  }
  .nav.is-open { transform: translateY(0); }

  .nav a {
    padding: 0.9375rem 0.25rem;
    font-size: 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .nav a::after { display: none; }

  .header__cta .btn { display: none; }
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: min(100dvh, 920px);
  padding-top: calc(var(--header-h) + clamp(2rem, 4vw, 4rem));
  padding-bottom: clamp(3rem, 5vw, 5rem);
  background: var(--grad-hero);
  color: var(--silver-200);
  overflow: hidden;
  isolation: isolate;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.28;
  filter: saturate(0.5) contrast(1.1);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(70% 55% at 18% 22%, rgba(35, 88, 180, 0.5) 0%, transparent 60%),
    radial-gradient(55% 50% at 88% 78%, rgba(200, 16, 46, 0.42) 0%, transparent 62%),
    linear-gradient(180deg, rgba(5, 16, 42, 0.9) 0%, rgba(5, 16, 42, 0.72) 45%, rgba(5, 16, 42, 0.95) 100%);
}

/* Faixa diagonal prata decorativa */
.hero__swoosh {
  position: absolute;
  z-index: -1;
  left: -10%;
  top: 42%;
  width: 130%;
  height: 320px;
  background: linear-gradient(100deg, transparent 0%, rgba(255, 255, 255, 0.07) 42%, rgba(255, 255, 255, 0.16) 50%, rgba(255, 255, 255, 0.05) 58%, transparent 100%);
  transform: rotate(-7deg);
  pointer-events: none;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: clamp(2.5rem, 4vw, 4.5rem);
  align-items: center;
}


.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 1.125rem 0.5rem 0.75rem;
  margin-bottom: 1.5rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--white);
}
.hero__badge .stars { color: #ffc531; letter-spacing: 0.1em; }

.hero h1 { color: var(--white); }
.hero h1 .line-red {
  display: block;
  background: linear-gradient(100deg, var(--red-400) 0%, var(--red-600) 60%, var(--red-500) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__lead {
  max-width: 34rem;
  margin-top: 1.5rem;
  font-size: clamp(1.0625rem, 1rem + 0.35vw, 1.25rem);
  color: var(--silver-200);
}
.hero__lead strong { color: var(--white); }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.25rem;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.75rem;
  margin-top: 2.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.hero__trust li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--silver-200);
}
.hero__trust svg { width: 1.15rem; height: 1.15rem; color: var(--red-400); flex-shrink: 0; }

/* Coluna lateral do hero (frase + card) */
.hero__aside { display: block; }

.hero__card-hd {
  margin: 0 0 1rem;
  font-family: var(--font-head, inherit);
  font-weight: 700;
  font-size: clamp(1.25rem, 1rem + 1vw, 1.6rem);
  line-height: 1.1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  text-align: center;
}
.hero__card-hd::after {
  content: "";
  display: block;
  width: 3.5rem;
  height: 3px;
  margin: 0.625rem auto 0;
  background: var(--grad-red, var(--red-500));
  border-radius: 999px;
}

/* Card lateral do hero */
.hero__card {
  position: relative;
  padding: clamp(1.75rem, 1.2rem + 1.6vw, 2.5rem);
  background: rgba(255, 255, 255, 0.96);
  border-radius: var(--radius-lg);
  box-shadow: var(--sh-lg);
  color: var(--ink-700);
}
.hero__card::before {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 5px;
  background: var(--grad-red);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.hero__card-tag {
  display: inline-block;
  padding: 0.3125rem 0.875rem;
  margin-bottom: 1rem;
  background: rgba(200, 16, 46, 0.1);
  color: var(--red-600);
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__card h2 {
  font-size: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  margin-bottom: 0.75rem;
}
.hero__card p { font-size: 0.9875rem; color: var(--ink-500); }

.hero__card-list { margin: 1.25rem 0 1.5rem; display: grid; gap: 0.625rem; }
.hero__card-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.9375rem;
  font-weight: 500;
}
.hero__card-list svg { width: 1.25rem; height: 1.25rem; color: #16a34a; flex-shrink: 0; margin-top: 0.15rem; }

.hero__card-note {
  margin-top: 0.875rem;
  font-size: 0.8125rem;
  text-align: center;
  color: var(--ink-300);
}

@media (max-width: 900px) {
  .hero { min-height: 0; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__card { max-width: 32rem; }
}