/* ==========================================================================
   DESPIECES LLOPIS - UI COMPONENTS & MODULES
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. NAVIGATION HEADER
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: background-color var(--transition-normal), backdrop-filter var(--transition-normal), border var(--transition-normal);
}

.site-header.scrolled {
  background-color: rgba(10, 14, 23, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--bg-glass-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--text-main);
  text-decoration: none;
  transition: transform var(--transition-fast);
}

.brand-logo:hover {
  transform: translateY(-1px);
}

.brand-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border: 1px solid rgba(245, 158, 11, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.25);
  color: var(--color-primary);
  flex-shrink: 0;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.brand-logo:hover .brand-icon {
  border-color: var(--color-primary);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.45);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  line-height: 1.1;
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

.brand-title span {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #ea580c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-secondary-light);
  font-family: var(--font-mono);
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
  padding: 0.5rem 0;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-main);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

/* --------------------------------------------------------------------------
   2. BUTTONS & CTAS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.75rem 1.45rem;
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font-sans);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
  color: #07090e;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-primary);
  color: var(--color-primary-light);
  transform: translateY(-2px);
}

.btn-cyan {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.35);
}

.btn-cyan:hover {
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  box-shadow: 0 6px 25px rgba(2, 132, 199, 0.5);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #22c35e;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 0.95rem 1.95rem;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 0.45rem 0.95rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

/* --------------------------------------------------------------------------
   3. HERO SECTION
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 5rem;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-2xl);
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge-wrapper {
  margin-bottom: var(--space-lg);
}

.hero-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1rem;
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary-light);
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-success);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.hero-headline {
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.025em;
}

.hero-lead {
  font-size: 1.18rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-xl);
  max-width: 600px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

/* Key Metrics Chips */
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--bg-glass-border);
}

.metric-card {
  display: flex;
  flex-direction: column;
}

.metric-number {
  font-size: 1.85rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--text-main);
  line-height: 1.1;
}

.metric-number span {
  color: var(--color-primary);
}

.metric-label {
  font-size: 0.82rem;
  color: var(--text-dim);
  font-weight: 500;
  margin-top: 0.25rem;
}

/* Hero Media Display */
.hero-visual-card {
  position: relative;
}

.hero-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 0, 0, 0.6);
  background-color: var(--bg-card);
}

.hero-image-frame img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.hero-image-frame:hover img {
  transform: scale(1.025);
}

/* Technical Corner Markings */
.technical-corner {
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: var(--color-primary);
  border-style: solid;
  pointer-events: none;
  z-index: 4;
}

.technical-corner.tl { top: 12px; left: 12px; border-width: 2px 0 0 2px; }
.technical-corner.tr { top: 12px; right: 12px; border-width: 2px 2px 0 0; }
.technical-corner.bl { bottom: 12px; left: 12px; border-width: 0 0 2px 2px; }
.technical-corner.br { bottom: 12px; right: 12px; border-width: 0 2px 2px 0; }

/* Floating Engineering Card Overlay */
.hero-floating-spec {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-md), 0 0 20px rgba(56, 189, 248, 0.15);
  z-index: 5;
  max-width: 280px;
}

.floating-spec-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}

.floating-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-secondary-light);
  background: rgba(56, 189, 248, 0.12);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
}

.spec-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.spec-detail {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-top: 0.2rem;
}

/* --------------------------------------------------------------------------
   4. LOGOS & SOFTWARE MARQUEE
   -------------------------------------------------------------------------- */
.software-strip {
  padding: 2.5rem 0;
  border-top: 1px solid var(--bg-glass-border);
  border-bottom: 1px solid var(--bg-glass-border);
  background: rgba(13, 18, 28, 0.6);
}

.software-title {
  text-align: center;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}

.software-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2.5rem 3.5rem;
}

.software-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-muted);
  opacity: 0.75;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.software-item:hover {
  opacity: 1;
  color: var(--text-main);
}

.software-item svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   5. SERVICES CARDS
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-lg);
}

.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(245, 158, 11, 0.4);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(245, 158, 11, 0.12);
}

.service-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.service-card.cyan .service-icon-box {
  background: rgba(56, 189, 248, 0.1);
  border-color: rgba(56, 189, 248, 0.25);
  color: var(--color-secondary-light);
}

.service-card.cyan:hover {
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(56, 189, 248, 0.12);
}

.service-title {
  font-size: 1.35rem;
  margin-bottom: 0.85rem;
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-features {
  border-top: 1px solid var(--bg-glass-border);
  padding-top: 1rem;
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-feature-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.service-feature-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   6. CLIENT AUDIENCE (A QUIÉN AYUDAMOS)
   -------------------------------------------------------------------------- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.audience-card {
  background: linear-gradient(180deg, rgba(20, 27, 39, 0.9) 0%, rgba(13, 18, 28, 0.95) 100%);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.audience-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.2);
}

.audience-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary-light));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.audience-card:hover::before {
  opacity: 1;
}

.audience-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.audience-title {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.audience-benefit-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.audience-benefit-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.audience-benefit-list li svg {
  color: var(--color-success);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

/* --------------------------------------------------------------------------
   7. WORKFLOW / PROCESS STEPS
   -------------------------------------------------------------------------- */
.process-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  position: relative;
}

.process-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
}

.process-step-num {
  font-size: 2.5rem;
  font-weight: 900;
  font-family: var(--font-mono);
  color: rgba(255, 255, 255, 0.08);
  line-height: 1;
  margin-bottom: 0.75rem;
  transition: color var(--transition-normal);
}

.process-card:hover .process-step-num {
  color: var(--color-primary);
}

.process-title {
  font-size: 1.18rem;
  margin-bottom: 0.65rem;
}

.process-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   8. PROJECTS SHOWCASE
   -------------------------------------------------------------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: rgba(245, 158, 11, 0.35);
  box-shadow: var(--shadow-lg);
}

.project-image-box {
  height: 260px;
  overflow: hidden;
  position: relative;
}

.project-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-image-box img {
  transform: scale(1.05);
}

.project-tag-pill {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--color-primary-light);
}

.project-content {
  padding: 1.75rem;
}

.project-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-secondary-light);
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.project-title {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

.project-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.project-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  border-top: 1px solid var(--bg-glass-border);
  padding-top: 1rem;
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-item-label {
  font-size: 0.72rem;
  color: var(--text-dim);
  text-transform: uppercase;
}

.spec-item-val {
  font-size: 0.9rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-main);
}

/* --------------------------------------------------------------------------
   9. TESTIMONIALS
   -------------------------------------------------------------------------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-stars {
  display: flex;
  gap: 0.25rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.testimonial-quote {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #334155, #1e293b);
  border: 1px solid rgba(245, 158, 11, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--color-primary-light);
  font-size: 0.95rem;
}

.author-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.author-role {
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* --------------------------------------------------------------------------
   10. CONTACT / QUOTE FORM SECTION
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-2xl);
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.contact-info-col {
  display: flex;
  flex-direction: column;
}

.contact-info-col h2 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.contact-info-col p {
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.contact-meta-cards {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.contact-meta-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.meta-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.meta-item-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}

.meta-item-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

/* Form Styling */
.quote-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg-dark);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-select {
  cursor: pointer;
}

.form-textarea {
  min-height: 110px;
  resize: vertical;
}

/* File Upload Drop Area Simulation */
.file-upload-box {
  border: 2px dashed rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  background: rgba(13, 18, 28, 0.4);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.file-upload-box:hover,
.file-upload-box.dragover {
  border-color: var(--color-secondary-light);
  background: rgba(56, 189, 248, 0.05);
}

.upload-icon {
  font-size: 2rem;
  color: var(--color-secondary-light);
  margin-bottom: 0.5rem;
}

.upload-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.upload-text span {
  color: var(--color-secondary-light);
  font-weight: 600;
}

.upload-hint {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.35rem;
}

/* --------------------------------------------------------------------------
   11. FAQ ACCORDION
   -------------------------------------------------------------------------- */
.faq-grid {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: rgba(245, 158, 11, 0.4);
}

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

.faq-icon {
  transition: transform var(--transition-normal);
  color: var(--color-primary);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.faq-item.active .faq-answer {
  max-height: 250px;
}

.faq-answer-inner {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   12. FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--bg-glass-border);
  background: var(--bg-darkest);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-col-title {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-main);
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-primary);
  transform: translateX(3px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
  color: var(--text-dim);
}


/* --------------------------------------------------------------------------
   14. RESPONSIVE BREAKPOINTS
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .hero-visual-card {
    max-width: 600px;
    margin: 0 auto;
  }

  .audience-grid,
  .process-steps-grid,
  .testimonials-grid,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    padding: var(--space-xl);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(10, 14, 23, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--bg-glass-border);
    transform: translateY(-150%);
    transition: transform var(--transition-normal);
  }

  .nav-menu.open {
    transform: translateY(0);
  }

  .mobile-nav-toggle {
    display: block;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .audience-grid,
  .process-steps-grid,
  .projects-grid,
  .testimonials-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .hero-floating-spec {
    position: static;
    margin-top: 1rem;
    max-width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}