/* ==========================================
   UV Consulting - Styles
   ========================================== */

:root {
  --color-bg: #fafafa;
  --color-bg-dark: #0f172a;
  --color-bg-card: #ffffff;
  --color-bg-card-dark: #1e293b;
  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-text-on-dark: #f8fafc;
  --color-primary: #0d9488;
  --color-primary-light: #14b8a6;
  --color-primary-dark: #0f766e;
  --color-primary-bg: #f0fdfa;
  --color-border: #e2e8f0;
  --color-border-dark: #334155;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 10px 10px -5px rgba(0,0,0,0.02);
  --max-width: 1100px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 250, 250, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-uv {
  color: var(--color-primary);
}

.logo-consulting {
  color: var(--color-text);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--color-text);
}

.nav-cta {
  background: var(--color-primary);
  color: white !important;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: background 0.2s !important;
}

.nav-cta:hover {
  background: var(--color-primary-dark) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: 0.3s;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.nav.scrolled {
  box-shadow: var(--shadow-md);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: white;
  border-bottom: 1px solid var(--color-border);
  z-index: 99;
  flex-direction: column;
  padding: 16px 24px;
  gap: 16px;
}

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

.mobile-menu a {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: 8px 0;
}

/* ==========================================
   Hero
   ========================================== */

.hero {
  position: relative;
  padding: 160px 0 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(13, 148, 136, 0.08), transparent),
    radial-gradient(ellipse 60% 40% at 80% 50%, rgba(13, 148, 136, 0.05), transparent);
}

.hero-content {
  position: relative;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  border: 1px solid rgba(13, 148, 136, 0.2);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  color: var(--color-text);
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 18px;
  color: var(--color-text-secondary);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 64px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-number {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -1px;
}

.stat-label {
  font-size: 13px;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-top: 4px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-text-muted);
  transform: translateY(-1px);
}

.btn-full {
  width: 100%;
}

/* ==========================================
   Sections
   ========================================== */

.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 17px;
  color: var(--color-text-secondary);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.6;
}

.section-dark .section-sub {
  color: var(--color-text-muted);
}

/* ==========================================
   Services
   ========================================== */

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

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.3s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(13, 148, 136, 0.3);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-primary-bg);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ==========================================
   Clients
   ========================================== */

.clients-carousel {
  overflow: hidden;
  width: 100%;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.clients-track {
  display: flex;
  align-items: center;
  gap: 80px;
  animation: scroll 25s linear infinite;
  width: max-content;
}

.clients-track img {
  height: 28px;
  width: 140px;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.5;
  transition: all 0.3s;
  flex-shrink: 0;
}

.clients-track img:hover {
  filter: grayscale(0);
  opacity: 1;
}

.clients-track img.logo-tall {
  height: 40px;
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* ==========================================
   ContractorPro
   ========================================== */

.cp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.cp-content .section-tag {
  display: block;
  text-align: left;
}

.cp-content h2 {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.cp-description {
  font-size: 17px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
}

.cp-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.cp-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--color-text-secondary);
}

.cp-features svg {
  flex-shrink: 0;
}

.cp-actions {
  display: flex;
  gap: 12px;
}

.cp-visual {
  display: flex;
  justify-content: center;
}

.cp-screenshot {
  max-width: 320px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0,0,0,0.05);
}

.cp-screenshot img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================
   Team
   ========================================== */

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 700px;
  margin: 0 auto;
}

.team-card {
  background: var(--color-bg-card-dark);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: all 0.3s;
}

.team-card:hover {
  border-color: rgba(13, 148, 136, 0.4);
  transform: translateY(-4px);
}

.team-photo {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  margin: 0 auto 20px;
  overflow: hidden;
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.4);
}

.team-photo-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 800;
  color: white;
  letter-spacing: -1px;
}

.team-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-on-dark);
  margin-bottom: 4px;
}

.team-role {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary-light);
  display: block;
  margin-bottom: 16px;
}

.team-bio {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================
   Contact Form
   ========================================== */

.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  font-family: var(--font);
  font-size: 15px;
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: white;
  color: var(--color-text);
  transition: border-color 0.2s;
  outline: none;
}

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

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

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

.form-note {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 16px;
}

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

.footer {
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-border-dark);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-tagline {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.footer-right p {
  font-size: 13px;
  color: var(--color-text-muted);
}

.footer .logo-consulting {
  color: var(--color-text-on-dark);
}

/* ==========================================
   Responsive
   ========================================== */

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    padding: 120px 0 80px;
  }

  .hero-stats {
    gap: 32px;
  }

  .stat-number {
    font-size: 24px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .clients-track {
    gap: 48px;
  }

  .clients-track img {
    height: 24px;
    width: 110px;
  }

  .cp-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .cp-visual {
    order: -1;
  }

  .cp-content .section-tag,
  .cp-content h2 {
    text-align: center;
  }

  .cp-description {
    text-align: center;
  }

  .cp-actions {
    justify-content: center;
    flex-wrap: wrap;
  }

  .team-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

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

  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 32px;
  }

  .cp-screenshot {
    max-width: 260px;
  }
}

/* ==========================================
   Animations
   ========================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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