/* ==========================================================================
   Ken Designers - Design System & Custom CSS
   Dark Aesthetics | Glassmorphism | Vibrant Glows | Modern Micro-animations
   ========================================================================== */

:root {
  --bg-main: #030303;
  --bg-panel: rgba(18, 18, 20, 0.75);
  --bg-panel-solid: #0d0d0f;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);

  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.45);

  --accent-blue: #006fff;
  --accent-blue-glow: rgba(0, 111, 255, 0.35);
  --accent-violet: #7c3aed;
  --accent-yellow: #f59e0b;
  --accent-red: #ef4444;

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.2);

  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-pill: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Scroll Reveal Animations (matching GSAP ScrollTrigger behavior) */
.gs-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.gs-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Pulsing Cursor Animation for Hero CTA */
@keyframes pulseCursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.cursor-pulse {
  display: inline-block;
  color: var(--accent-blue);
  animation: pulseCursor 1s infinite;
  font-weight: 900;
  margin-left: 1px;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background: var(--bg-main);
}

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

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Typography Utility */
.display-font {
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.text-blue { color: var(--accent-blue); }
.text-yellow { color: var(--accent-yellow); }
.text-red { color: var(--accent-red); }
.text-violet { color: var(--accent-violet); }

/* Containers */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.container-narrow {
  max-width: 960px;
}

/* Floating Pill Navigation */
.navbar-wrapper {
  position: fixed;
  top: 1.25rem;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  justify-content: center;
  padding: 0 1rem;
}

.navbar-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  background: var(--bg-panel);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  transition: all var(--transition-normal);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.04em;
  padding: 0 0.5rem;
  display: flex;
  align-items: center;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.75);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-pill);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.05);
}

.nav-link sup {
  font-size: 0.6rem;
  color: var(--accent-yellow);
  margin-left: 2px;
}

.btn-talk {
  margin-left: 0.5rem;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-pill);
  background: var(--accent-violet);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 700;
  transition: background var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
}

.btn-talk:hover {
  background: var(--accent-blue);
  transform: translateY(-1px);
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  gap: 4px;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-nav-toggle span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
}

.mobile-nav-toggle span:first-child {
  background: var(--accent-red);
}

/* Hero Section */
.hero-section {
  position: relative;
  height: 88vh;
  min-height: 560px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: #030303;
  margin: 0.75rem;
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.hero-background {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 36%;
  opacity: 0.55;
  filter: brightness(0.9) contrast(1.03) saturate(1.05);
  transition: opacity 0.7s ease-out;
}

@media (min-width: 768px) {
  .hero-background {
    object-position: center;
  }
}

.hero-gradient-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(130% 115% at 50% 42%, transparent 25%, rgba(3, 3, 3, 0.85) 75%, #030303 100%),
              linear-gradient(to top, #030303 0%, transparent 60%, rgba(3, 3, 3, 0.4) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 10;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

@media (min-width: 768px) {
  .hero-content {
    padding: 4rem;
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

.hero-heading {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5.5vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 800px;
}

.hero-subtitle {
  margin-top: 1rem;
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 480px;
  line-height: 1.6;
}

/* Hero Action CTA Button */
.cta-whatsapp-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--accent-blue);
  padding: 0.4rem 0.4rem 0.4rem 1.25rem;
  border-radius: var(--radius-pill);
  box-shadow: 0 0 45px var(--accent-blue-glow);
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: all var(--transition-fast);
}

.cta-whatsapp-pill:hover {
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-2px);
}

.cta-whatsapp-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}

.cta-whatsapp-btn {
  background: #ffffff;
  color: #000000;
  font-weight: 800;
  font-size: 0.9rem;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-pill);
  transition: background var(--transition-fast);
}

.cta-whatsapp-pill:hover .cta-whatsapp-btn {
  background: var(--accent-yellow);
}

/* Studio Narrative Section */
.section-studio {
  padding: 8rem 1.5rem;
  text-align: center;
}

.section-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.studio-statement {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.2vw, 2.75rem);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  max-width: 940px;
  margin: 0 auto;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem auto;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* Cards & Grid System */
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.glass-card {
  position: relative;
  background: var(--bg-panel-solid);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.card-icon-box {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-subtle);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

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

.card-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-yellow);
  margin-bottom: 0.5rem;
}

/* Portfolio Cards */
.portfolio-card {
  position: relative;
  background: var(--bg-panel-solid);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.portfolio-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.portfolio-img-wrapper {
  position: relative;
  width: 100%;
  height: 240px;
  background: #151518;
  overflow: hidden;
}

.portfolio-img-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #18181b 0%, #09090b 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
}

.portfolio-body {
  padding: 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.portfolio-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-yellow);
  background: rgba(245, 158, 11, 0.1);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1rem;
  width: fit-content;
}

/* Contact Form */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.85rem 1.1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--accent-blue);
  background: rgba(255, 255, 255, 0.07);
}

.btn-submit {
  width: 100%;
  padding: 1rem;
  background: var(--accent-blue);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  box-shadow: 0 0 30px var(--accent-blue-glow);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.btn-submit:hover {
  background: #0056cc;
  transform: translateY(-2px);
}

.alert-box {
  padding: 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34d399;
}

.alert-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #f87171;
}

/* Footer */
footer {
  background: #000000;
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 1.5rem 2rem 1.5rem;
  margin-top: auto;
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  justify-content: space-between;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-top {
    flex-direction: row;
    align-items: center;
  }
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* Responsive Menu Drawer for Mobile */
@media (max-width: 767px) {
  .nav-links {
    display: none;
  }
  .nav-links.active {
    display: flex;
    position: fixed;
    top: 5rem;
    left: 1.5rem;
    right: 1.5rem;
    background: var(--bg-panel-solid);
    border: 1px solid var(--border-subtle);
    padding: 1.5rem;
    flex-direction: column;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 50px rgba(0,0,0,0.8);
    z-index: 999;
  }
  .mobile-nav-toggle {
    display: flex;
  }
}