/* ====================================================
   ROBSON PELUQUERO — Design System Global CSS
   Versão 1.0 | baseado em design-system.md
   ==================================================== */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800;900&family=Lato:wght@300;400;700&display=swap');

/* ==================== TOKENS ==================== */
:root {
  /* Cores */
  --color-primary:       #C8102E;
  --color-primary-dark:  #9B0D22;
  --color-primary-light: #E8394F;
  --color-white:         #FFFFFF;
  --color-gray-100:      #F5F5F5;
  --color-gray-200:      #EBEBEB;
  --color-gray-300:      #D9D9D9;
  --color-gray-500:      #888888;
  --color-gray-700:      #444444;
  --color-black:         #1A1A1A;
  --color-success:       #25D366;
  --color-success-dark:  #128C7E;
  --color-danger:        #C8102E;
  --color-warning:       #F59E0B;
  --color-info:          #3B82F6;
  --color-overlay:       rgba(0,0,0,0.55);

  /* Tipografia */
  --font-heading: 'Montserrat', sans-serif;
  --font-body:    'Lato', sans-serif;
  --text-xs:   0.688rem;
  --text-sm:   0.813rem;
  --text-base: 0.938rem;
  --text-md:   1.063rem;
  --text-lg:   1.25rem;
  --text-xl:   1.5rem;
  --text-2xl:  1.875rem;
  --text-3xl:  2.375rem;
  --text-4xl:  3rem;
  --line-height-tight:  1.2;
  --line-height-normal: 1.5;
  --line-height-loose:  1.75;
  --letter-spacing-wide: 0.08em;

  /* Espaçamento */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Bordas */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.10);
  --shadow-md:   0 4px 12px rgba(0,0,0,0.12);
  --shadow-lg:   0 8px 24px rgba(0,0,0,0.16);
  --shadow-xl:   0 16px 48px rgba(0,0,0,0.20);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.08);

  /* Transições */
  --transition-fast:   0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow:   0.40s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-black);
  background-color: var(--color-gray-200);
  line-height: var(--line-height-normal);
  -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ==================== LAYOUT ==================== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.section {
  padding: var(--space-16) 0;
}

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

.section--gray {
  background-color: var(--color-gray-200);
}

/* ==================== TIPOGRAFIA ==================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: var(--line-height-tight);
  font-weight: 800;
}

.section-eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  color: var(--color-gray-500);
  margin-bottom: var(--space-2);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-black);
  margin-bottom: var(--space-8);
  line-height: var(--line-height-tight);
}

/* ==================== BOTÕES ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-base);
  border-radius: var(--radius-full);
  padding: 12px 28px;
  cursor: pointer;
  transition: background-color var(--transition-normal),
              color var(--transition-normal),
              transform var(--transition-fast),
              box-shadow var(--transition-normal);
  text-decoration: none;
  border: 2px solid transparent;
  letter-spacing: 0.02em;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: scale(1.03);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: scale(1.03);
}

.btn-white {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}
.btn-white:hover {
  background-color: rgba(255,255,255,0.88);
  transform: scale(1.03);
}

.btn-lg {
  padding: 16px 36px;
  font-size: var(--text-md);
}

.btn-sm {
  padding: 8px 18px;
  font-size: var(--text-sm);
}

.btn-full {
  width: 100%;
  padding: 14px;
}

/* ==================== BRAND DIVIDER ==================== */
.brand-divider {
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-dark) 100%);
  border: none;
  margin: 0;
}

.brand-divider--sm {
  width: 48px;
  height: 3px;
  border-radius: 2px;
  background-color: var(--color-primary);
  border: none;
  margin: var(--space-4) 0;
}

/* ==================== GRIDS ==================== */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

/* ==================== CARDS ==================== */
.product-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-6);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}
.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.product-card__img-wrap {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-card__img-wrap img {
  max-height: 200px;
  width: auto;
  object-fit: contain;
  margin: 0 auto;
}
.product-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-black);
}
.product-card__desc {
  font-size: var(--text-base);
  color: var(--color-gray-500);
  line-height: var(--line-height-normal);
  flex: 1;
}

.feature-card {
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-10) var(--space-8);
  text-align: center;
  background-color: var(--color-white);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
  cursor: pointer;
}
.feature-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.feature-card__icon {
  font-size: 52px;
  color: var(--color-black);
}
.feature-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-black);
}
.feature-card__desc {
  font-size: var(--text-base);
  color: var(--color-gray-700);
  line-height: var(--line-height-normal);
}

/* ==================== FORMULÁRIOS ==================== */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}
.form-label {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-gray-700);
}
.form-input,
.form-textarea,
.form-select {
  border: 1.5px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: var(--text-base);
  color: var(--color-black);
  background-color: var(--color-white);
  outline: none;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
  width: 100%;
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-gray-500);
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(200,16,46,0.12);
}
.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* ==================== HERO (páginas internas) ==================== */
.page-hero {
  position: relative;
  width: 100%;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: #111;
}
.page-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
}
.page-hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
  padding: var(--space-12) var(--space-8);
}
.page-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-white);
}
.page-hero__sub {
  font-size: var(--text-sm);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  margin-top: var(--space-2);
}

/* ==================== CTA SECTION ==================== */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: var(--space-12) var(--space-8);
  text-align: center;
}
.cta-section__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: var(--space-3);
}
.cta-section__sub {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--space-8);
  line-height: var(--line-height-normal);
}

/* ==================== MODAL ==================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: var(--color-overlay);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.25s ease;
}
.modal-overlay.hidden { display: none; }

.modal {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
  max-width: 520px;
  width: 90%;
  box-shadow: var(--shadow-xl);
  position: relative;
  animation: slideUp 0.3s ease;
  text-align: center;
}
.modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: none;
  border: none;
  font-size: 22px;
  color: var(--color-gray-500);
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition-fast);
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
}
.modal__close:hover { color: var(--color-black); }
.modal__logo {
  width: 100px;
  margin: 0 auto var(--space-4);
}
.modal__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-black);
  margin-bottom: var(--space-6);
  line-height: var(--line-height-tight);
}

/* ==================== WHATSAPP FLOAT ==================== */
.floating-whatsapp {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 56px;
  height: 56px;
  background-color: var(--color-success);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 8000;
  transition: background-color var(--transition-normal), transform var(--transition-normal);
  text-decoration: none;
  color: var(--color-white);
  font-size: 24px;
}
.floating-whatsapp:hover {
  background-color: var(--color-success-dark);
  transform: scale(1.08);
}
.floating-whatsapp__badge {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 12px;
  height: 12px;
  background-color: var(--color-primary);
  border-radius: 50%;
  border: 2px solid var(--color-white);
}

/* ==================== ANIMAÇÕES ==================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slideUp {
  from { transform: translateY(30px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
@keyframes toastIn {
  from { transform: translateX(110%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ==================== RESPONSIVO ==================== */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-4,
  .grid-3,
  .grid-2 { grid-template-columns: 1fr; }

  .container { padding: 0 var(--space-4); }
  .section   { padding: var(--space-10) 0; }

  .section-title { font-size: var(--text-xl); }
  .page-hero__title { font-size: var(--text-2xl); }

  .cta-section__title { font-size: var(--text-xl); }
}