/* HowServices — Premium Minimal Design System */

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-weight: 300;
  line-height: 1.6;
  color: #1a1a1a;
  background: #fafaf9;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
:focus-visible { outline: 2px solid #2d3e50; outline-offset: 3px; border-radius: 2px; }

/* ─── Typography ─── */
h1, h2, h3, h4 {
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 300;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

/* ─── Layout ─── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (min-width: 768px) {
  .container { padding: 0 40px; }
}
@media (min-width: 1024px) {
  .container { padding: 0 48px; }
}

/* ─── Brand ─── */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: #1a1a1a;
}
.brand-mark {
  font-size: 1.1rem;
  color: #2d3e50;
  font-weight: 400;
  display: inline-block;
  transition: transform 0.3s ease;
}
.brand:hover .brand-mark {
  transform: translateX(2px);
}
.brand-name { font-weight: 400; }

/* ─── Header ─── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 250, 249, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: background 0.3s ease, border-color 0.3s ease;
}
.site-header.scrolled {
  background: rgba(250, 250, 249, 0.95);
  border-bottom-color: rgba(0,0,0,0.08);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
@media (min-width: 768px) {
  .header-inner { padding: 18px 40px; }
}
@media (min-width: 1024px) {
  .header-inner { padding: 20px 48px; }
}
.main-nav {
  display: none;
  gap: 32px;
}
.main-nav a {
  font-size: 0.9rem;
  font-weight: 400;
  color: #555;
  transition: color 0.2s ease;
  position: relative;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #1a1a1a;
  transition: width 0.3s ease;
}
.main-nav a:hover { color: #1a1a1a; }
.main-nav a:hover::after { width: 100%; }
@media (min-width: 768px) {
  .main-nav { display: flex; }
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ─── Language Switcher ─── */
.lang-switcher { position: relative; }
.lang-trigger {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 0.85rem;
  font-weight: 400;
  color: #555;
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 6px;
  transition: all 0.2s ease;
}
.lang-trigger:hover {
  border-color: rgba(0,0,0,0.2);
  color: #1a1a1a;
}
.lang-trigger[aria-expanded="true"] {
  border-color: #1a1a1a;
  color: #1a1a1a;
}
.lang-arrow {
  font-size: 0.65rem;
  transition: transform 0.2s ease;
}
.lang-trigger[aria-expanded="true"] .lang-arrow {
  transform: rotate(180deg);
}
.lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  background: #fff;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  z-index: 101;
}
.lang-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.lang-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 5px;
  font-size: 0.85rem;
  color: #444;
  transition: background 0.15s ease, color 0.15s ease;
}
.lang-item:hover {
  background: #f5f5f4;
  color: #1a1a1a;
}
.lang-item.lang-active {
  color: #1a1a1a;
  font-weight: 500;
}
.lang-short {
  font-weight: 500;
  font-size: 0.75rem;
  color: #888;
  min-width: 36px;
}
.lang-item.lang-active .lang-short { color: #2d3e50; }
.lang-label { font-size: 0.85rem; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  font-size: 0.9rem;
  font-weight: 400;
  font-family: 'Inter', sans-serif;
  border-radius: 6px;
  transition: all 0.25s ease;
  white-space: nowrap;
  letter-spacing: 0.01em;
}
.btn-primary {
  background: #1a1a1a;
  color: #fafaf9;
}
.btn-primary:hover {
  background: #2d3e50;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}
.btn-ghost {
  background: transparent;
  color: #1a1a1a;
  border: 1px solid rgba(0,0,0,0.15);
}
.btn-ghost:hover {
  border-color: #1a1a1a;
  background: rgba(0,0,0,0.03);
}
.btn-large {
  padding: 14px 32px;
  font-size: 1rem;
}
.nav-cta {
  display: none;
}
@media (min-width: 768px) {
  .nav-cta { display: inline-flex; }
}

/* ─── Hero ─── */
.hero {
  padding: 140px 0 80px;
  text-align: center;
}
@media (min-width: 768px) {
  .hero { padding: 180px 0 120px; }
}
.hero-title {
  font-size: 2rem;
  font-weight: 300;
  max-width: 720px;
  margin: 0 auto 20px;
  letter-spacing: -0.03em;
  line-height: 1.2;
}
@media (min-width: 768px) {
  .hero-title { font-size: 3rem; }
}
@media (min-width: 1024px) {
  .hero-title { font-size: 3.5rem; }
}
.hero-subtitle {
  font-size: 1rem;
  color: #666;
  max-width: 520px;
  margin: 0 auto 36px;
  font-weight: 300;
}
@media (min-width: 768px) {
  .hero-subtitle { font-size: 1.125rem; }
}
.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── Sections ─── */
.section-head {
  text-align: center;
  margin-bottom: 48px;
}
@media (min-width: 768px) {
  .section-head { margin-bottom: 64px; }
}
.section-title {
  font-size: 1.75rem;
  font-weight: 300;
  margin-bottom: 12px;
}
@media (min-width: 768px) {
  .section-title { font-size: 2.25rem; }
}
.section-subtitle {
  font-size: 0.95rem;
  color: #666;
  max-width: 460px;
  margin: 0 auto;
  font-weight: 300;
}

/* ─── Portfolio ─── */
.portfolio {
  padding: 80px 0;
}
@media (min-width: 768px) {
  .portfolio { padding: 120px 0; }
}
.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 640px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
}
@media (min-width: 1024px) {
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); gap: 32px; }
}
.portfolio-item {
  display: block;
  border-radius: 10px;
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.1);
}
.portfolio-preview {
  aspect-ratio: 4 / 3;
  background: var(--demo-accent, #e5e5e4);
  position: relative;
  overflow: hidden;
}
.portfolio-mockup {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
}
.mockup-bar {
  height: 24px;
  background: rgba(255,255,255,0.9);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 10px;
  flex-shrink: 0;
}
.mockup-bar span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #d0d0d0;
}
.mockup-content {
  flex: 1;
  background: #fff;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mockup-content::before {
  content: '';
  display: block;
  width: 40%;
  height: 14px;
  background: var(--demo-accent, #ccc);
  border-radius: 3px;
  margin-bottom: 8px;
}
.mockup-content::after {
  content: '';
  display: block;
  flex: 1;
  background: linear-gradient(90deg, #f0f0f0 0%, #e5e5e5 50%, #f0f0f0 100%);
  border-radius: 3px;
}
.portfolio-info {
  padding: 16px 4px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.portfolio-name {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.05rem;
  font-weight: 400;
  color: #1a1a1a;
}
.portfolio-cta {
  font-size: 0.8rem;
  color: #888;
  transition: color 0.2s ease;
}
.portfolio-item:hover .portfolio-cta {
  color: var(--demo-accent, #1a1a1a);
}

/* ─── How it works ─── */
.how-it-works {
  padding: 80px 0;
  background: #f5f5f4;
}
@media (min-width: 768px) {
  .how-it-works { padding: 120px 0; }
}
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
@media (min-width: 640px) {
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 48px; }
}
@media (min-width: 1024px) {
  .steps-grid { grid-template-columns: repeat(4, 1fr); gap: 32px; }
}
.step {
  position: relative;
}
.step-num {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 2.5rem;
  font-weight: 300;
  color: #2d3e50;
  display: block;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.step-title {
  font-size: 1.1rem;
  font-weight: 400;
  margin-bottom: 8px;
  color: #1a1a1a;
}
.step-desc {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.5;
}

/* ─── Pricing ─── */
.pricing {
  padding: 80px 0;
}
@media (min-width: 768px) {
  .pricing { padding: 120px 0; }
}
.price-card {
  max-width: 440px;
  margin: 0 auto;
  text-align: center;
  padding: 48px 32px;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 12px;
  background: #fff;
}
@media (min-width: 768px) {
  .price-card { padding: 64px 48px; }
}
.price-amount {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 3rem;
  font-weight: 300;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.price-note {
  font-size: 0.95rem;
  color: #666;
  margin-bottom: 32px;
}
.price-includes {
  text-align: left;
  margin-bottom: 36px;
  max-width: 280px;
  margin-left: auto;
  margin-right: auto;
}
.price-includes li {
  padding: 8px 0;
  font-size: 0.9rem;
  color: #444;
  border-bottom: 1px solid rgba(0,0,0,0.05);
  position: relative;
  padding-left: 20px;
}
.price-includes li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: #2d3e50;
}
.price-includes li:last-child { border-bottom: none; }

/* ─── Final CTA ─── */
.final-cta {
  padding: 80px 0 120px;
  text-align: center;
}
@media (min-width: 768px) {
  .final-cta { padding: 120px 0 160px; }
}
.final-title {
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 32px;
}
@media (min-width: 768px) {
  .final-title { font-size: 2.5rem; }
}

/* ─── Footer ─── */
.site-footer {
  border-top: 1px solid rgba(0,0,0,0.08);
  padding: 48px 0 32px;
  background: #f5f5f4;
}
.footer-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-bottom: 32px;
}
@media (min-width: 768px) {
  .footer-grid {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.25rem;
  font-weight: 400;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
@media (min-width: 768px) {
  .footer-links { flex-direction: row; gap: 24px; }
}
.footer-links a {
  font-size: 0.9rem;
  color: #555;
  transition: color 0.2s ease;
}
.footer-links a:hover { color: #1a1a1a; }
.footer-rights {
  font-size: 0.8rem;
  color: #888;
  padding-top: 24px;
  border-top: 1px solid rgba(0,0,0,0.05);
}

/* ─── Mobile nav adjustments ─── */
@media (max-width: 767px) {
  .main-nav { display: none; }
  .header-actions { gap: 8px; }
  .lang-trigger { padding: 6px 8px; font-size: 0.8rem; }
  .lang-trigger .lang-current { font-size: 0.8rem; }
}

/* ─── Scroll-based animations (subtle, via IntersectionObserver) ─── */
.fade-in {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Reduced motion ─── */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .fade-in { opacity: 1; transform: none; }
}