/* ===== VARIABLES ===== */
:root {
  /* Colors from Brandbook */
  --color-primary: #101820;     /* Preto */
  --color-accent: #b58150;      /* Caramelo */
  --color-light: #f7fcff;       /* Branco gelo */
  --color-white: #ffffff;
  --color-gray-light: #f8f9fa;
  --color-gray: #6c757d;
  --color-gray-dark: #343a40;
  
  /* Dark mode colors */
  --color-bg-primary: var(--color-light);
  --color-bg-secondary: var(--color-white);
  --color-text-primary: var(--color-primary);
  --color-text-secondary: var(--color-gray-dark);
  --color-border: rgba(181, 129, 80, 0.1);
  
  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
  
  /* Border radius */
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* Dark mode variables */
[data-theme="dark"] {
  --color-bg-primary: #0f1419;
  --color-bg-secondary: #1a1f2e;
  --color-text-primary: #ffffff;
  --color-text-secondary: #b0b7c3;
  --color-border: rgba(181, 129, 80, 0.2);
  --color-gray-light: #2a2f3e;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
}

/* ===== RESET & BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-normal);
}

ul {
  list-style: none;
}

/* ===== UTILITIES ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.text-accent {
  color: var(--color-accent);
}

.section__title {
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  cursor: pointer;
  transition: var(--transition-normal);
  border: 2px solid transparent;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn--primary:hover {
  background-color: #a0704a;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--secondary {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.btn--secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn--outline:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(247, 252, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: var(--transition-normal);
  border-bottom: 1px solid var(--color-border);
}

[data-theme="dark"] .header {
  background-color: rgba(15, 20, 25, 0.95);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.nav__logo .logo {
  height: 50px;
  width: auto;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav__link {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-md);
  transition: var(--transition-normal);
}

.nav__link:hover {
  color: var(--color-accent);
  background-color: rgba(181, 129, 80, 0.1);
}

.nav__link--special {
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: var(--spacing-xs) var(--spacing-md);
}

.nav__link--special:hover {
  background-color: #a0704a;
  color: var(--color-white);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border: none;
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.theme-toggle:hover {
  background: var(--color-accent);
  color: var(--color-white);
  transform: scale(1.05);
}

.nav__toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--color-text-primary);
  cursor: pointer;
}

/* ===== HERO SECTION ===== */
.hero {
  padding: 120px 0 var(--spacing-xxl);
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, rgba(181, 129, 80, 0.05) 100%);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .hero {
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, rgba(181, 129, 80, 0.1) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: url('../assets/images/coffee-bg-1.jpg') center/cover;
  opacity: 0.05;
  z-index: 0;
}

[data-theme="dark"] .hero::before {
  opacity: 0.02;
}

.hero__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: 3.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.hero__subtitle {
  font-size: 1.5rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.stat-item {
  text-align: center;
  padding: var(--spacing-sm);
  background: var(--color-bg-secondary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.stat-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

.hero__description {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.hero__buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.hero__image {
  position: relative;
}

.hero__img {
  width: 100%;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
  transition: var(--transition-slow);
}

.hero__img:hover {
  transform: scale(1.02);
}

/* ===== ABOUT SECTION ===== */
.about {
  padding: var(--spacing-xxl) 0;
  background-color: var(--color-bg-secondary);
}

.about__content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about__text {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

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

/* ===== CONTACT SECTION ===== */
.contact {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, rgba(181, 129, 80, 0.05) 100%);
}

[data-theme="dark"] .contact {
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, rgba(181, 129, 80, 0.1) 100%);
}

.contact__content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact__text {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.contact__buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: center;
}

/* ===== FOOTER ===== */
.footer {
  background-color: var(--color-primary);
  color: var(--color-light);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer__content {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer__logo-img {
  height: 60px;
  width: auto;
  margin-bottom: var(--spacing-md);
  filter: brightness(0) invert(1);
}

.footer__description {
  color: var(--color-gray);
  line-height: 1.6;
}

.footer__title {
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  color: var(--color-accent);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer__link {
  color: var(--color-gray);
  transition: var(--transition-normal);
}

.footer__link:hover {
  color: var(--color-accent);
}

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-gray);
  margin-bottom: var(--spacing-xs);
  transition: var(--transition-normal);
}

.footer__contact-item:hover {
  color: var(--color-accent);
}

.footer__bottom {
  border-top: 1px solid rgba(181, 129, 80, 0.2);
  padding-top: var(--spacing-lg);
  text-align: center;
}

.footer__copyright {
  color: var(--color-gray);
}

/* ===== RESPONSIVE DESIGN ===== */
@media screen and (max-width: 768px) {
  .nav__menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--color-bg-primary);
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--spacing-xl);
    gap: var(--spacing-md);
    transition: left 0.3s ease-in-out;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    overflow-y: auto;
  }

  [data-theme="dark"] .nav__menu {
    background-color: var(--color-bg-primary);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .nav__menu.show {
    left: 0;
  }

  .nav__link {
    padding: var(--spacing-md);
    width: 100%;
    border-radius: var(--border-radius-lg);
    font-size: 1.1rem;
    transition: all 0.3s ease;
  }

  .nav__link:hover {
    background: rgba(181, 129, 80, 0.1);
    transform: translateX(5px);
  }
  
  .nav__toggle {
    display: block;
  }

  .nav__toggle i {
    transition: transform 0.3s ease;
  }

  .nav__toggle--open i {
    transform: rotate(90deg);
  }
  
  .hero__container {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: center;
  }
  
  .hero__title {
    font-size: 2.5rem;
  }
  
  .hero__subtitle {
    font-size: 1.25rem;
  }
  
  .hero__buttons {
    align-items: center;
  }
  
  .section__title {
    font-size: 2rem;
  }
  
  .footer__content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: center;
  }
  
  .contact__buttons,
  .hero__buttons {
    width: 100%;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
}

@media screen and (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero {
    padding: 100px 0 var(--spacing-lg);
  }
  
  .hero__title {
    font-size: 2rem;
  }
  
  .hero__subtitle {
    font-size: 1.125rem;
  }
  
  .section__title {
    font-size: 1.75rem;
  }
  
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
  }
}