/* ═══════════════════════════════════════
   Tech Warrior — Master CSS
   Cyber Sentinel Design System
   ═══════════════════════════════════════ */


/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  transition: background-color var(--transition-normal), color var(--transition-normal);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--on-surface);
  background-color: var(--surface);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

/* Layout Utilities */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Grid System */
.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-gutter);
}
.col-1 { grid-column: span 1; }
.col-2 { grid-column: span 2; }
.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-5 { grid-column: span 5; }
.col-6 { grid-column: span 6; }
.col-7 { grid-column: span 7; }
.col-8 { grid-column: span 8; }
.col-9 { grid-column: span 9; }
.col-10 { grid-column: span 10; }
.col-11 { grid-column: span 11; }
.col-12 { grid-column: span 12; }

@media (max-width: 768px) {
  .grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .col-1, .col-2, .col-3, .col-4, .col-5, .col-6, 
  .col-7, .col-8, .col-9, .col-10, .col-11, .col-12 {
    grid-column: span 6;
  }
}

/* Components */
.glass-panel {
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  font-size: var(--text-label-md);
  transition: all var(--transition-fast);
  outline: none;
}
.btn--primary {
  background: var(--gradient-primary);
  color: var(--on-primary);
  border: 1px solid var(--tertiary);
}
.btn--primary:hover {
  box-shadow: var(--glow-cyan);
}
.btn--secondary {
  background: var(--secondary-container);
  color: var(--on-secondary-container);
}
.btn--ghost {
  background: transparent;
  color: var(--on-surface);
  border: 1px solid var(--outline);
}
.btn--ghost:hover {
  border-color: var(--tertiary);
  color: var(--tertiary);
}
.btn--whatsapp {
  background-color: var(--whatsapp-green);
  color: #000;
}
.btn--cod {
  background-color: var(--surface-container-high);
  color: var(--tertiary);
  border: 1px solid var(--tertiary);
}
.btn--cod:hover {
  box-shadow: var(--glow-cyan);
}

/* Form Inputs */
.tech-input {
  width: 100%;
  background-color: var(--surface-container);
  color: var(--on-surface);
  border: none;
  border-bottom: 1px solid var(--outline-variant);
  padding: var(--space-md);
  font-family: var(--font-body);
  transition: all var(--transition-fast);
}
.tech-input:focus {
  border: 1px solid var(--tertiary);
  outline: none;
}
.input-label {
  display: block;
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: var(--text-label-sm);
  color: var(--on-surface-variant);
  margin-bottom: var(--space-xs);
}

/* Badges & Specs */
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  background: var(--surface-container-high);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: var(--text-label-sm);
  color: var(--on-surface);
}
.badge-chip {
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--surface-container-highest);
  color: var(--on-surface-variant);
  border-radius: var(--radius-full);
  font-size: var(--text-label-sm);
  font-family: var(--font-mono);
}
.tech-specs {
  width: 100%;
  border-collapse: collapse;
}
.tech-specs tr:nth-child(odd) {
  background-color: rgba(255, 255, 255, 0.02);
}
.tech-specs td {
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-label-md);
}

/* Typography & Utilities */
.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  font-size: var(--text-headline-lg);
  margin-bottom: var(--space-xl);
}
.text-center { text-align: center; }
.text-mono { font-family: var(--font-mono); }
.text-uppercase { text-transform: uppercase; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* Backgrounds */
.bg-waves {
  background-image: radial-gradient(circle at top, var(--surface-container-high) 0%, transparent 70%);
}
.bg-grid {
  background-size: 32px 32px;
  background-image: linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
}

/* Overlay */
.body-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: var(--z-overlay, 900);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}
.body-overlay.is-active {
  opacity: 1;
  visibility: visible;
}

/* ═══════════════════════════════════════
   Hero Section & Homepage Layouts
   ═══════════════════════════════════════ */
.hero {
  padding: 60px 0;
  position: relative;
  overflow: hidden;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
}

.hero__badge {
  display: inline-block;
  padding: 6px 14px;
  background: var(--tertiary-container);
  border: 1px solid var(--tertiary, #00dbe9);
  color: var(--tertiary, #00dbe9);
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: var(--radius-sm, 4px);
  text-transform: uppercase;
}

.hero__title {
  font-family: var(--font-display, 'Montserrat', sans-serif);
  font-size: 48px;
  font-weight: 900;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.hero__title--accent {
  color: var(--tertiary, #00dbe9);
  text-shadow: var(--glow-cyan);
}

.hero__subtitle {
  font-size: 16px;
  color: var(--on-surface-variant, #c2c7ce);
  max-width: 540px;
  line-height: 1.6;
}

.hero__ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.hero__showcase {
  display: flex;
  justify-content: center;
}

.hero__image-card {
  width: 100%;
  max-width: 440px;
  padding: 24px;
  position: relative;
  border-radius: 16px;
  background: var(--glass-bg, rgba(0, 43, 69, 0.5));
  border: 1px solid var(--outline-variant, #42474d);
}

.hero__hud {
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--tertiary, #00dbe9);
  display: block;
  margin-bottom: 12px;
}

.hero__hud-bottom {
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: var(--on-surface-variant, #c2c7ce);
  display: block;
  margin-top: 12px;
  text-align: right;
}

.hero__image-wrapper {
  width: 100%;
  height: 260px;
  background: var(--surface-dim);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Trust Badges */
.section-spacing {
  padding: 60px 0;
}

.trust-badges__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.trust-badge-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  border-radius: 12px;
  background: var(--glass-bg, rgba(0, 43, 69, 0.4));
  border: 1px solid var(--outline-variant, #42474d);
  transition: all 0.3s ease;
}

.trust-badge-item:hover {
  border-color: var(--tertiary, #00dbe9);
  transform: translateY(-2px);
}

.trust-badge-item svg {
  color: var(--tertiary, #00dbe9);
  flex-shrink: 0;
}

.trust-badge-item__label {
  font-family: var(--font-display, 'Montserrat', sans-serif);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Loadout Categories / Bento Grid */
.section-header {
  display: flex;
  flex-direction: column;
  margin-bottom: 32px;
  position: relative;
}

.section-title {
  font-family: var(--font-display, 'Montserrat', sans-serif);
  font-size: 28px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.section-subtitle {
  color: var(--on-surface-variant, #c2c7ce);
  font-size: 14px;
  margin-top: 4px;
}

.section-link {
  font-family: var(--font-mono, monospace);
  font-size: 13px;
  color: var(--tertiary, #00dbe9);
  margin-top: 8px;
  display: inline-block;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.bento-item {
  position: relative;
  min-height: 220px;
  padding: 24px;
  border-radius: 16px;
  background: var(--glass-bg, rgba(0, 43, 69, 0.4));
  border: 1px solid var(--outline-variant, #42474d);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  overflow: hidden;
  transition: all 0.3s ease;
}

.bento-item:hover {
  border-color: var(--tertiary, #00dbe9);
  box-shadow: 0 0 25px rgba(0, 219, 233, 0.15);
  transform: translateY(-4px);
}

.bento-item--large {
  grid-row: span 2;
  min-height: 460px;
}

.bento-item__title {
  font-family: var(--font-display, 'Montserrat', sans-serif);
  font-size: 20px;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--on-surface, #ffffff);
}

.bento-item__action {
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  color: var(--tertiary, #00dbe9);
  margin-top: 8px;
  display: block;
}

.bento-item__image.placeholder {
  width: 100%;
  height: 120px;
  background: var(--surface-container-high);
  border-radius: 8px;
  margin-top: 16px;
}

/* Responsive Media Queries */
@media (max-width: 991px) {
  .hero .container {
    grid-template-columns: 1fr;
  }
  .trust-badges__grid {
    grid-template-columns: 1fr;
  }
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .bento-item--large {
    grid-row: auto;
    min-height: 220px;
  }
}