/* ============================================================
   WEYUU — Portfolio Homepage Stylesheet
   Theme: Dark, Modern, Minimal Agency
   ============================================================ */

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0a0a0a;
  color: #e0e0e0;
  line-height: 1.6;
  min-height: 100vh;
}

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

/* ======================== LAYOUT ======================== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ======================== NAVBAR ======================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 0;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, #6366f1, #a855f7);
  color: #fff;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
}

.logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: #fff;
}

.nav-contact {
  padding: 0.55rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: #ccc;
  transition: all 0.25s ease;
}

.nav-contact:hover {
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

/* ======================== HERO ======================== */
.hero {
  position: relative;
  padding: 10rem 0 5rem;
  text-align: center;
  overflow: hidden;
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  color: #a5b4fc;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: linear-gradient(135deg, #6366f1, #a855f7, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: #999;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

.hero-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* ======================== SECTION ======================== */
.clients-section {
  padding: 3rem 0 6rem;
}

.section-header {
  margin-bottom: 3rem;
}

.section-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #6366f1;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}

/* ======================== CLIENT CARDS ======================== */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.client-card {
  position: relative;
  border-radius: 16px;
  background: #111111;
  border: 1px solid rgba(255, 255, 255, 0.07);
  overflow: hidden;
  transition: all 0.35s ease;
  cursor: pointer;
}

.client-card:hover {
  border-color: rgba(99, 102, 241, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(99, 102, 241, 0.08);
}

.client-card-placeholder {
  cursor: default;
  opacity: 0.5;
  border-style: dashed;
}

.client-card-placeholder:hover {
  transform: none;
  box-shadow: none;
  border-color: rgba(255, 255, 255, 0.07);
}

.client-card-inner {
  padding: 2rem;
}

.client-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.client-card-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.5rem;
}

.client-card-desc {
  font-size: 0.9rem;
  color: #888;
  line-height: 1.65;
  margin-bottom: 1rem;
}

.client-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tag {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  background: rgba(99, 102, 241, 0.1);
  color: #a5b4fc;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.client-card-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #6366f1;
  transition: gap 0.25s ease;
}

.client-card:hover .client-card-link {
  gap: 0.85rem;
}

.arrow {
  transition: transform 0.25s ease;
}

.client-card:hover .arrow {
  transform: translateX(3px);
}

/* ======================== FOOTER ======================== */
.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 2rem 0;
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-brand .logo-mark {
  width: 28px;
  height: 28px;
  font-size: 0.85rem;
  border-radius: 8px;
}

.footer-brand .logo-text {
  font-size: 1.1rem;
}

.footer-copy {
  font-size: 0.8rem;
  color: #555;
}

/* ======================== RESPONSIVE ======================== */
@media (max-width: 768px) {
  .hero {
    padding: 8rem 0 3rem;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .clients-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.8rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .client-card-inner {
    padding: 1.5rem;
  }
}