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

/* ===== TOKENS ===== */
:root {
  --color-bg: #faf8f5;
  --color-surface: #ffffff;
  --color-accent: #f97316;
  --color-accent-hover: #ea580c;
  --color-text: #1c1917;
  --color-text-muted: #78716c;
  --color-border: #e7e5e4;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);

  --transition: 0.25s ease;
  --max-width: 1200px;

  --font-sans: system-ui, -apple-system, 'Segoe UI', sans-serif;
}

/* ===== BASE ===== */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

h1, h2, h3, h4 {
  line-height: 1.2;
  font-weight: 700;
}

/* ===== LAYOUT ===== */
.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

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

main { flex: 1; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background-color var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition);
  text-align: center;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background-color: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-outline:hover {
  background-color: var(--color-accent);
  color: #fff;
}

.btn-white {
  background-color: #fff;
  color: var(--color-accent);
  border-color: #fff;
}

.btn-white:hover {
  background-color: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

/* ===== HEADER ===== */
.site-header {
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  position: relative;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: -0.02em;
}

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

.nav-links a {
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transition: transform var(--transition);
  border-radius: 1px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-accent);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
}

.nav-burger span {
  display: block;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ===== FOOTER ===== */
.site-footer {
  background-color: var(--color-text);
  color: rgba(255, 255, 255, 0.8);
  padding-block: var(--space-lg);
  margin-top: auto;
}

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

.footer-logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-xs);
}

.footer-tagline {
  font-size: 0.9rem;
  opacity: 0.65;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

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

.footer-col ul a {
  font-size: 0.9rem;
  opacity: 0.7;
  transition: opacity var(--transition);
}

.footer-col ul a:hover { opacity: 1; }

.footer-contact-item {
  font-size: 0.9rem;
  margin-bottom: var(--space-xs);
  opacity: 0.7;
}

.footer-copy {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-md);
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.5;
}

/* ===== HERO (homepage) ===== */
.hero {
  background: linear-gradient(135deg, #fdf8f0 0%, #faf5ec 50%, #f5f0e8 100%);
  padding-block: var(--space-xl);
  text-align: center;
}

.hero-eyebrow {
  display: inline-block;
  background-color: rgba(249, 115, 22, 0.1);
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
  margin-bottom: var(--space-sm);
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--color-text);
  max-width: 700px;
  margin-inline: auto;
  margin-bottom: var(--space-sm);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: var(--space-md);
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  background: linear-gradient(135deg, #fdf8f0 0%, #faf5ec 100%);
  padding-block: var(--space-lg);
  text-align: center;
}

.page-hero-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  margin-bottom: var(--space-xs);
}

.page-hero-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
}

/* ===== SECTION HEADINGS ===== */
.section-header {
  text-align: center;
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
}

/* ===== STATS ===== */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* ===== CARDS ===== */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  display: block;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.card-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== SERVICES GRID ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

/* ===== PORTFOLIO GRID ===== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.portfolio-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.portfolio-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.portfolio-thumb {
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.portfolio-info {
  padding: var(--space-sm);
}

.portfolio-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.portfolio-category {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ===== CTA BANNER ===== */
.cta-banner {
  background-color: var(--color-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  color: #fff;
}

.cta-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.cta-text {
  font-size: 1rem;
  opacity: 0.9;
  margin-bottom: var(--space-md);
}

/* ===== MORE LINK ===== */
.more-link {
  text-align: center;
  margin-top: var(--space-md);
}

.more-link a {
  color: var(--color-accent);
  font-weight: 600;
}

.more-link a:hover { text-decoration: underline; }

/* ===== CONTACT ===== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-lg);
  align-items: start;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.contact-info-icon { font-size: 1.3rem; flex-shrink: 0; }

.contact-info-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 0.2rem;
}

.contact-info-value { font-weight: 500; }

/* ===== FORM ===== */
.form-group { margin-bottom: var(--space-sm); }

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-surface);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
}

.form-textarea { resize: vertical; min-height: 130px; }

.form-group.error .form-input,
.form-group.error .form-textarea {
  border-color: #ef4444;
}

.form-error {
  font-size: 0.82rem;
  color: #ef4444;
  margin-top: 0.3rem;
  display: block;
}

.form-submit { width: 100%; padding: 0.85rem; margin-top: var(--space-xs); }

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  background-color: #f0fdf4;
  border: 1.5px solid #86efac;
  border-radius: var(--radius-lg);
}

.form-success-icon { font-size: 3rem; margin-bottom: var(--space-sm); }

.form-success-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #166534;
  margin-bottom: var(--space-xs);
}

.form-success-text { color: #15803d; }

/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in:nth-child(2) { transition-delay: 0.1s; }
.fade-in:nth-child(3) { transition-delay: 0.2s; }
.fade-in:nth-child(4) { transition-delay: 0.1s; }
.fade-in:nth-child(5) { transition-delay: 0.2s; }
.fade-in:nth-child(6) { transition-delay: 0.3s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-burger { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--color-surface);
    padding: var(--space-sm) var(--space-md);
    flex-direction: column;
    gap: var(--space-sm);
    align-items: flex-start;
    box-shadow: var(--shadow-md);
    border-top: 1px solid var(--color-border);
  }

  .nav--open .nav-links { display: flex; }

  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: 1fr; gap: var(--space-sm); }
  .contact-layout { grid-template-columns: 1fr; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    text-align: center;
  }

  .footer-col ul { align-items: center; }
}

@media (max-width: 480px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
}