/* ==========================================================================
   JoelMachado — Standalone Design System CSS
   ========================================================================== */

:root {
  --color-purple-primary: #6D28FF;
  --color-purple-dark: #4C1D95;
  --color-purple-light: #8B5CF6;
  --color-purple-glow: rgba(109, 40, 255, 0.35);

  --color-bg-dark: #0A0A10;
  --color-card-dark: #12121A;
  --color-border-dark: #1E1E2E;

  --color-bg-light: #F8FAFC;
  --color-card-light: #FFFFFF;
  --color-border-light: #E2E8F0;

  --color-text-main: #0F172A;
  --color-text-muted: #64748B;
  --color-text-dark-main: #F8FAFC;
  --color-text-dark-muted: #94A3B8;

  --font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius-lg: 16px;
  --border-radius-md: 12px;
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
  --shadow-purple: 0 10px 30px -5px rgba(109, 40, 255, 0.3);
}

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

html {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

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

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 4.5rem 0;
}

/* Typography Utilities */
.section-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-purple-primary);
  margin-bottom: 0.75rem;
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-text-dark-main);
}

.hero-title mark {
  background: linear-gradient(135deg, #A78BFA, #6D28FF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--color-text-dark-muted);
  line-height: 1.7;
}

/* Buttons */
.btn-purple {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--color-purple-primary), var(--color-purple-dark));
  color: #FFFFFF !important;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-purple);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  border: none;
  cursor: pointer;
}

.btn-purple:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 35px -5px rgba(109, 40, 255, 0.45);
}

.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-dark-main) !important;
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-weight: 700;
  font-size: 1rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--border-radius-md);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.btn-outline-dark:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
}

/* Header Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 16, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-dark);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header-logo {
  font-weight: 900;
  font-size: 1.25rem;
  color: #FFFFFF;
  letter-spacing: -0.02em;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.header-nav a {
  color: var(--color-text-dark-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
}

.header-nav a:hover,
.header-nav a.active {
  color: #FFFFFF;
}

.mobile-hamburger-btn {
  display: none;
  background: transparent;
  border: none;
  color: #FFFFFF;
  cursor: pointer;
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100vh;
  background: var(--color-card-dark);
  z-index: 1000;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  transition: right var(--transition-normal);
  border-left: 1px solid var(--color-border-dark);
}

.mobile-nav-drawer.active {
  right: 0;
}

.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal);
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.mobile-drawer-close {
  background: transparent;
  border: none;
  color: #FFF;
  font-size: 2rem;
  cursor: pointer;
}

.mobile-drawer-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-drawer-links a {
  color: var(--color-text-dark-muted);
  font-size: 1.1rem;
  font-weight: 700;
}

.mobile-drawer-links a:hover,
.mobile-drawer-links a.active {
  color: var(--color-purple-light);
}

/* Hero Section Dark */
.hero-dark {
  background: radial-gradient(circle at 50% 20%, #1A103C 0%, var(--color-bg-dark) 70%);
  padding: 5rem 0 4rem;
  color: var(--color-text-dark-main);
  border-bottom: 1px solid var(--color-border-dark);
}

/* Cards & Content Grid */
.cards-grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card-light {
  background: var(--color-card-light);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.service-card-light:hover {
  transform: translateY(-5px);
  border-color: rgba(109, 40, 255, 0.35);
  box-shadow: 0 15px 35px -10px rgba(109, 40, 255, 0.12), 0 5px 15px rgba(0, 0, 0, 0.04);
}

/* Premium Bio Card */
.bio-card-container {
  background: #FFFFFF;
  border: 1px solid var(--color-border-light);
  border-radius: 24px;
  padding: 3.5rem 2.75rem;
  box-shadow: 0 20px 50px -15px rgba(109, 40, 255, 0.08), 0 10px 25px rgba(0, 0, 0, 0.03);
  position: relative;
  overflow: hidden;
}

.bio-card-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #6D28FF, #A78BFA, #4C1D95);
}

.bio-photo-box {
  text-align: center;
  position: relative;
}

.bio-photo-img {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 1 / 1.15;
  object-fit: cover;
  object-position: center top;
  border-radius: 20px;
  box-shadow: 0 15px 35px rgba(109, 40, 255, 0.2);
  border: 4px solid #FFFFFF;
  outline: 2px solid rgba(109, 40, 255, 0.3);
  transition: transform var(--transition-normal);
  display: block;
  margin: 0 auto;
}

.bio-photo-box:hover .bio-photo-img {
  transform: scale(1.02);
}

.bio-badge {
  position: absolute;
  bottom: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #6D28FF, #4C1D95);
  color: #FFFFFF;
  padding: 0.45rem 1.35rem;
  border-radius: 30px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  white-space: nowrap;
  box-shadow: 0 8px 20px rgba(109, 40, 255, 0.35);
}

.skill-tag-pill {
  background: #F5F3FF;
  border: 1px solid #DDD6FE;
  color: #6D28FF;
  padding: 0.4rem 0.85rem;
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  transition: all var(--transition-fast);
}

.skill-tag-pill:hover {
  background: #6D28FF;
  color: #FFFFFF;
  border-color: #6D28FF;
  transform: translateY(-2px);
}

/* FAQ Accordion */
.faq-light-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-light-item {
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  background: #FFFFFF;
}

.faq-light-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-main);
  text-align: left;
  cursor: pointer;
}

.faq-light-answer {
  padding: 0 1.5rem 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.98rem;
  line-height: 1.7;
}

/* Footer Dark */
.footer-dark {
  background: var(--color-bg-dark);
  color: var(--color-text-dark-muted);
  padding: 4.5rem 0 2rem;
  border-top: 1px solid var(--color-border-dark);
}

.footer-grid-5 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.footer-col-title {
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links-list a {
  color: var(--color-text-dark-muted);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: #FFFFFF;
}

.footer-bottom-bar {
  padding-top: 2rem;
  border-top: 1px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
}

/* Responsive Rules */
@media (max-width: 900px) {
  .desktop-only {
    display: none !important;
  }
  .mobile-hamburger-btn {
    display: block;
  }
}