/* components.css — Navigation, footer, buttons, cards, stats, forms, shared sections */

/* ===================== */
/* Navigation            */
/* ===================== */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg-black);
  border-bottom: var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 20px;
}

.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-logo img {
  height: 80px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links a {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-white);
  position: relative;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

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

.nav-links a.active {
  color: var(--color-primary);
}

.nav-cta {
  margin-left: var(--space-md);
}

/* Hamburger button */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-white);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* Mobile overlay menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background-color: var(--color-bg-black);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: none;
  border: none;
  color: var(--color-text-white);
  font-size: 28px;
  line-height: 1;
}

.mobile-menu nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.mobile-menu nav a {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 32px;
  text-transform: uppercase;
  color: var(--color-text-white);
  letter-spacing: -0.01em;
}

.mobile-menu nav a:hover {
  color: var(--color-primary);
}

.mobile-menu-cta {
  margin-top: var(--space-sm);
}

@media (max-width: 767px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }
}

/* ===================== */
/* Buttons               */
/* ===================== */

.btn-primary {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  padding: 16px 32px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-body-small);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 2px solid var(--color-primary);
  transition: background-color var(--transition-base), color var(--transition-base);
  white-space: nowrap;
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-text-white);
}

.btn-secondary {
  display: inline-block;
  background-color: transparent;
  color: var(--color-primary);
  padding: 16px 32px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-body-small);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 2px solid var(--color-primary);
  transition: background-color var(--transition-base), color var(--transition-base);
  white-space: nowrap;
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}

.btn-large {
  padding: 20px 48px;
  font-size: var(--text-body);
}

.btn-full {
  width: 100%;
  text-align: center;
  display: block;
}

.btn-text {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-body-small);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: gap var(--transition-base);
}

.btn-text:hover {
  gap: 12px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ===================== */
/* Section Label         */
/* ===================== */

.section-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

/* ===================== */
/* Page Header           */
/* ===================== */

.page-header {
  background-color: var(--color-bg-black);
  padding-top: 100px;
  padding-bottom: 80px;
}

.page-header h1 {
  font-size: var(--text-h1-page);
  color: var(--color-text-white);
  margin-top: var(--space-sm);
  margin-bottom: var(--space-md);
  max-width: 800px;
}

.page-header .subtext {
  font-size: var(--text-body-large);
  color: var(--color-text-muted);
  max-width: 560px;
  line-height: 1.6;
}

/* ===================== */
/* Cards                 */
/* ===================== */

.card {
  border: var(--border-subtle);
  padding: var(--space-md);
  transition: border-color var(--transition-base);
}

.card:hover {
  border-color: var(--color-primary);
}

.card-number {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.card-title {
  color: var(--color-text-white);
  margin-bottom: var(--space-sm);
}

.card-body {
  font-size: var(--text-body);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===================== */
/* Stats                 */
/* ===================== */

.stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.stat-number {
  font-family: var(--font-mono);
  font-size: var(--text-stat);
  font-weight: 400;
  color: var(--color-primary);
  line-height: 1;
}

.stat-label {
  font-family: var(--font-body);
  font-size: var(--text-body-small);
  color: var(--color-text-dark-body);
}

/* ===================== */
/* CTA Banner            */
/* ===================== */

.cta-banner {
  background-color: var(--color-bg-black);
  padding-block: 100px;
  text-align: center;
  border-top: var(--border-subtle);
}

.cta-banner h2 {
  font-size: var(--text-h2);
  font-weight: 800;
  color: var(--color-text-white);
  margin-bottom: var(--space-sm);
}

.cta-banner p {
  font-size: var(--text-body-large);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

/* ===================== */
/* Service Block         */
/* ===================== */

.service-block {
  padding-block: var(--section-padding);
}

.service-number {
  font-family: var(--font-mono);
  font-size: var(--text-stat);
  font-weight: 400;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.service-title {
  font-size: clamp(28px, 3vw, 40px);
  color: var(--color-text-white);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
}

.service-description {
  font-size: 18px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.service-description p + p {
  margin-top: var(--space-sm);
}

.deliverables-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.deliverables-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.deliverables-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-text-white);
  line-height: 1.5;
}

.deliverables-list li::before {
  content: '';
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  margin-top: 6px;
}

/* ===================== */
/* Form Elements         */
/* ===================== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

.form-input,
.form-textarea {
  background-color: var(--color-bg-black);
  border: var(--border-subtle);
  color: var(--color-text-white);
  font-family: var(--font-body);
  font-size: var(--text-body);
  padding: 14px 16px;
  width: 100%;
  outline: none;
  transition: border-color var(--transition-base);
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-disabled);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* ===================== */
/* Touch target safety   */
/* ===================== */

@media (max-width: 767px) {
  .btn-primary,
  .btn-secondary {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-hamburger {
    min-width: 44px;
    min-height: 44px;
  }

  .mobile-menu nav a {
    min-height: 44px;
    display: flex;
    align-items: center;
  }
}

/* ===================== */
/* Footer                */
/* ===================== */

.footer {
  background-color: var(--color-bg-black);
  border-top: var(--border-subtle);
  padding-top: var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
}

.footer-logo img {
  height: 32px;
  width: auto;
  margin-bottom: var(--space-sm);
}

.footer-tagline {
  font-size: var(--text-body-small);
  color: var(--color-text-disabled);
  line-height: 1.5;
}

.footer-col-title {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a {
  font-size: var(--text-body-small);
  color: var(--color-text-muted);
  transition: color var(--transition-base);
}

.footer-col ul li a:hover {
  color: var(--color-text-white);
}

.footer-bottom {
  border-top: var(--border-subtle);
  padding-block: var(--space-md);
}

.footer-bottom p {
  font-size: var(--text-body-small);
  color: var(--color-text-disabled);
}

@media (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }

  .footer-grid > *:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}