/*
Theme Name: Lucas Quadros
Theme URI: https://lucasquadros.com
Author: Lucas Quadros
Author URI: https://lucasquadros.com
Description: Tema minimalista, responsivo e elegante em preto e branco para Lucas Quadros.
Version: 1.0.0
Text Domain: lucas-quadros
*/

:root {
  --bg-color: #ffffff;
  --text-main: #111111;
  --text-muted: #666666;
  --text-light: #888888;
  --border-color: #e5e5e5;
  --border-dark: #111111;
  --bg-subtle: #f9f9f9;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1140px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-color);
  color: var(--text-main);
}

body {
  font-family: var(--font-sans);
  color: var(--text-main);
  background-color: var(--bg-color);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
  color: var(--text-muted);
}

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

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--text-main);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); margin-bottom: 1rem; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); margin-bottom: 0.75rem; }

p {
  margin-bottom: 1.25rem;
  color: #222222;
  font-size: 1.05rem;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 0;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-title {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.site-title a {
  color: var(--text-main);
}

.main-navigation ul {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.main-navigation li {
  position: relative;
}

.main-navigation a {
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 0;
  display: inline-block;
  color: var(--text-main);
}

.main-navigation a:hover {
  opacity: 0.6;
}

/* Dropdown Menu for Soluções */
.main-navigation li.menu-item-has-children > a::after {
  content: ' ▾';
  font-size: 0.75em;
  margin-left: 4px;
}

.main-navigation ul.sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #ffffff;
  border: 1px solid var(--border-dark);
  min-width: 200px;
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  z-index: 1100;
}

.main-navigation li:hover > ul.sub-menu,
.main-navigation li.focus > ul.sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.main-navigation ul.sub-menu li {
  width: 100%;
}

.main-navigation ul.sub-menu a {
  padding: 0.75rem 1.25rem;
  display: block;
  font-size: 0.9rem;
  width: 100%;
}

.main-navigation ul.sub-menu a:hover {
  background: var(--text-main);
  color: #ffffff;
  opacity: 1;
}

/* Mobile Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-main);
  margin: 5px 0;
  transition: var(--transition);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid var(--text-main);
  background: var(--text-main);
  color: #ffffff;
  border-radius: 0px;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn:hover {
  background: transparent;
  color: var(--text-main);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
}

.btn-outline:hover {
  background: var(--text-main);
  color: #ffffff;
}

/* Hero Section */
.hero {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-subtitle {
  text-transform: uppercase;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 1rem;
  display: block;
}

/* Photo Placeholder Box */
.photo-frame {
  position: relative;
  border: 2px dashed var(--text-main);
  padding: 1rem;
  background: var(--bg-subtle);
  overflow: hidden;
}

.photo-frame-inner {
  position: relative;
  aspect-ratio: 4/5;
  background: #eaeaea;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: var(--transition);
}

.photo-frame:hover img {
  filter: grayscale(0%);
}

.photo-label {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  background: #000000;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.4rem 0.8rem;
  pointer-events: none;
  z-index: 10;
}

/* Grid & Cards for Solutions */
.section {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border-color);
}

.section-title {
  margin-bottom: 3rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.card {
  border: 1px solid var(--border-color);
  padding: 2.5rem 2rem;
  background: #ffffff;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card:hover {
  border-color: var(--border-dark);
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.06);
}

.card-num {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.card-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.card-link {
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* Articles / Blog Posts Grid */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.article-card {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 2rem;
}

.article-date {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.article-title {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.article-excerpt {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

/* Footer */
.site-footer {
  padding: 4rem 0 2rem;
  background: var(--bg-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Tech Logo & Badge Styles */
.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--text-main);
  background: var(--bg-subtle);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.tech-logo-img {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.tech-logo-header {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
}

/* AIDA Components */
.aida-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.stat-box {
  border-left: 3px solid var(--text-main);
  padding-left: 1.25rem;
  margin-bottom: 1.5rem;
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Responsive Media Queries */
@media (max-width: 868px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .main-navigation nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid var(--border-dark);
    padding: 1.5rem 2rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
  }
  
  .main-navigation.is-active nav {
    display: block;
  }
  
  .main-navigation ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .main-navigation ul.sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 2px solid var(--text-main);
    padding-left: 1rem;
    margin-top: 0.5rem;
  }
}