/* CSS Variables for Theme Support */
:root {
  /* LIGHT THEME (Default) */
  --bg-deep: #EBECEF;
  /* Soft ivory/gray off-white */
  --bg-glow: rgba(100, 100, 100, 0.05);
  /* Slight shadow glow */
  --bg-spotlight: rgba(100, 100, 100, 0.25);
  /* Stronger radial glow */

  --bg-card: rgba(255, 255, 255, 0.65);
  /* Frosted white glass */
  --card-border: rgba(255, 255, 255, 0.8);
  /* Solid white crisp edge */

  --text-main: #1A1A1E;
  /* Charcoal/near black */
  --text-muted: #5E636E;
  /* Dark gray */
  --text-dim: #9FA4AD;
  /* Light grey */

  --accent-primary: #1A1A1E;
  /* Dark contrast */
  --accent-glow: rgba(0, 0, 0, 0.1);
  --theme-btn-bg: rgba(255, 255, 255, 0.8);
  --theme-btn-hover: rgba(255, 255, 255, 1);
  --theme-btn-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);

  --shadow-ambient: 0 40px 80px -20px rgba(0, 0, 0, 0.15),
    0 0 50px -10px rgba(255, 255, 255, 0.5);

  /* Dark glare for light card */
  --glare-gradient: linear-gradient(105deg,
      transparent 20%,
      rgba(255, 255, 255, 0.8) 25%,
      rgba(255, 255, 255, 0) 50%,
      rgba(255, 255, 255, 0.8) 75%,
      transparent 80%);

  /* Cinematic Stage Lights (Light Mode) */
  --leak-1: rgba(255, 200, 100, 0.25);
  /* Warm Amber / Tungsten */
  --leak-2: rgba(200, 200, 255, 0.3);
  /* Cool Silver / Daylight */
  --leak-3: rgba(255, 230, 200, 0.2);
  /* Soft Ivory */

  --border-radius: 20px;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* DARK THEME OVERRIDE */
html.dark-theme {
  --bg-deep: #030305;
  --bg-glow: rgba(132, 61, 255, 0.05);
  --bg-spotlight: rgba(132, 61, 255, 0.25);

  --bg-card: rgba(12, 14, 18, 0.65);
  --card-border: rgba(255, 255, 255, 0.1);

  --text-main: #FFFFFF;
  --text-muted: rgba(255, 255, 255, 0.6);
  --text-dim: rgba(255, 255, 255, 0.3);

  --accent-primary: #843DFF;
  --accent-glow: rgba(132, 61, 255, 0.15);
  --theme-btn-bg: rgba(255, 255, 255, 0.05);
  --theme-btn-hover: rgba(255, 255, 255, 0.1);
  --theme-btn-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);

  --shadow-ambient: 0 40px 80px -20px rgba(0, 0, 0, 0.8),
    0 0 50px -10px var(--accent-glow);

  /* Light glare for dark card */
  --glare-gradient: linear-gradient(105deg,
      transparent 20%,
      rgba(255, 255, 255, 0.1) 25%,
      rgba(255, 255, 255, 0.25) 50%,
      rgba(255, 255, 255, 0.1) 75%,
      transparent 80%);

  /* Cinematic Stage Lights (Dark Mode) */
  --leak-1: rgba(132, 61, 255, 0.4);
  /* Deep Violet */
  --leak-2: rgba(0, 150, 255, 0.3);
  /* Electric Blue */
  --leak-3: rgba(200, 50, 255, 0.2);
  /* Neon Purple */
}

/* Reset & Setup */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-deep);
  color: var(--text-main);
  font-family: var(--font-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Smooth transition for theme switching */
  transition: background-color 0.5s ease, color 0.5s ease;
}

/* Dynamic soft light tracking the pointer on the background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(800px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
      var(--bg-spotlight) 0%,
      transparent 100%);
}

/* Controls Container & Theme Toggle */
.controls-container {
  position: fixed;
  top: 2rem;
  right: 2rem;
  display: flex;
  gap: 1rem;
  align-items: center;
  z-index: 1000;
}

.bg-selector {
  background: var(--theme-btn-bg);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  padding: 0.6rem 1.25rem;
  border-radius: 100px;
  font-family: var(--font-main);
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  box-shadow: var(--theme-btn-shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  appearance: auto;
  transition: all 0.3s ease;
}

.bg-selector:hover {
  background: var(--theme-btn-hover);
}

.theme-toggle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: var(--theme-btn-bg);
  color: var(--text-main);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--theme-btn-shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  background: var(--theme-btn-hover);
  transform: scale(1.05);
}

/* ------------------------------------- */
/* Cinematic Background Elements */
/* ------------------------------------- */
.cinematic-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

/* Glowing out-of-focus stage lights */
.light-leak {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  will-change: transform, opacity;
  transition: background 0.5s ease;
}

.leak-1 {
  width: 600px;
  height: 600px;
  background: var(--leak-1);
  top: -100px;
  left: -100px;
  animation: float 25s ease-in-out infinite alternate;
}

.leak-2 {
  width: 800px;
  height: 800px;
  background: var(--leak-2);
  bottom: -200px;
  right: -100px;
  animation: float 30s ease-in-out infinite alternate-reverse;
}

.leak-3 {
  width: 500px;
  height: 500px;
  background: var(--leak-3);
  top: 40%;
  left: 30%;
  animation: pulse 15s ease-in-out infinite alternate;
}

@keyframes float {
  0% {
    transform: translate(0, 0) scale(1);
  }

  50% {
    transform: translate(100px, 50px) scale(1.1);
  }

  100% {
    transform: translate(-50px, 100px) scale(0.9);
  }
}

@keyframes pulse {
  0% {
    opacity: 0.5;
    transform: scale(0.8);
  }

  100% {
    opacity: 1;
    transform: scale(1.2);
  }
}

/* ------------------------------------- */
/* Minimal Cinematic Framing Grid */
/* ------------------------------------- */
.framing-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
  opacity: 0.15;
  transition: opacity 0.5s ease;
}

html.dark-theme .framing-grid {
  opacity: 0.25;
}

.grid-line {
  position: absolute;
  background: var(--text-main);
  opacity: 0.3;
  will-change: transform;
}

html.dark-theme .grid-line {
  background: var(--accent-primary);
  opacity: 0.5;
  box-shadow: 0 0 10px var(--accent-glow);
}

/* Horizontal Lines */
.grid-line.horizontal {
  width: 200vw;
  /* Extra wide for panning */
  height: 1px;
  left: -50vw;
}

.h1 {
  top: 15%;
  animation: panX 40s linear infinite alternate;
}

.h2 {
  top: 50%;
  opacity: 0.15;
  animation: panX 60s linear infinite alternate-reverse;
}

.h3 {
  top: 85%;
  animation: panX 35s linear infinite alternate;
}

/* Vertical Lines */
.grid-line.vertical {
  height: 200vh;
  /* Extra tall for panning */
  width: 1px;
  top: -50vh;
}

.v1 {
  left: 10%;
  animation: panY 45s linear infinite alternate;
}

.v2 {
  left: 33%;
  opacity: 0.1;
  animation: panY 50s linear infinite alternate-reverse;
}

.v3 {
  left: 66%;
  opacity: 0.1;
  animation: panY 55s linear infinite alternate;
}

.v4 {
  left: 90%;
  animation: panY 38s linear infinite alternate-reverse;
}

/* Subtle Corner Crop Marks */
.crop-mark {
  position: absolute;
  width: 40px;
  height: 40px;
  border: 1px solid var(--text-main);
  opacity: 0.4;
  will-change: transform;
}

html.dark-theme .crop-mark {
  border-color: var(--accent-primary);
  opacity: 0.6;
}

.top-left {
  top: 5%;
  left: 5%;
  border-right: none;
  border-bottom: none;
}

.top-right {
  top: 5%;
  right: 5%;
  border-left: none;
  border-bottom: none;
}

.bottom-left {
  bottom: 5%;
  left: 5%;
  border-right: none;
  border-top: none;
}

.bottom-right {
  bottom: 5%;
  right: 5%;
  border-left: none;
  border-top: none;
}

/* Infinite Panning Animations */
@keyframes panX {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(10vw);
  }
}

@keyframes panY {
  0% {
    transform: translateY(0);
  }

  100% {
    transform: translateY(10vh);
  }
}

/* Soft ambient background light */
.bg-glow {
  position: absolute;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(circle at center, var(--bg-glow) 0%, transparent 60%);
  z-index: -1;
  pointer-events: none;
  transition: background 0.5s ease;
}

/* ------------------------------------- */
/* 3D Scene Wrapper */
/* ------------------------------------- */
.scene {
  perspective: 1000px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100vh;
  z-index: 1;
}

/* ------------------------------------- */
/* The Physical Business Card */
/* ------------------------------------- */
.business-card {
  position: relative;
  /* Fixed Aspect Ratio for Business Card */
  width: 750px;
  height: 420px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);

  border: 1px solid var(--card-border);
  border-radius: var(--border-radius);

  box-shadow: var(--shadow-ambient);
  transform-style: preserve-3d;

  /* Smooth return to center when mouse leaves */
  transition: transform 0.5s cubic-bezier(0.25, 0.8, 0.25, 1),
    background 0.5s ease,
    border-color 0.5s ease,
    box-shadow 0.5s ease;
  overflow: hidden;
}

/* The shiny metallic glare overlay */
.card-glare {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: var(--border-radius);

  /* Dynamic physically-based metallic glare */
  background:
    radial-gradient(farthest-corner circle at var(--pointer-x, 50%) var(--pointer-y, 50%),
      var(--glare-spot, rgba(255, 255, 255, 0.8)) 0%,
      transparent 60%),
    linear-gradient(var(--glare-angle, 105deg),
      transparent 20%,
      var(--glare-sheen, rgba(255, 255, 255, 0.5)) 50%,
      transparent 80%);

  opacity: 0;
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 1;
  transition: opacity 0.5s ease;
}

html.dark-theme .card-glare {
  --glare-spot: rgba(255, 255, 255, 0.15);
  --glare-sheen: rgba(255, 255, 255, 0.08);
}

/* Card Content layer */
.card-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 3rem 3.5rem;
  transform: translateZ(50px);
  /* 3D pop out */
  pointer-events: none;
}

.card-content a,
.card-content button,
.card-content .tab-content {
  pointer-events: auto;
}

/* ------------------------------------- */
/* Header & Nav */
/* ------------------------------------- */
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 40px;
  /* Fixed header height */
}

.brand {
  display: flex;
  flex-direction: column;
}

.logo-text {
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.logo-dot {
  color: var(--accent-primary);
  font-weight: 600;
  transition: color 0.5s ease;
}

.inner-nav {
  display: flex;
  gap: 1.5rem;
  background: rgba(128, 128, 128, 0.1);
  padding: 0.35rem 0.5rem;
  border-radius: 100px;
}

.nav-tab {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-main);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  padding: 0.4rem 0.75rem;
  border-radius: 100px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-tab i {
  font-size: 1.1rem;
}

.nav-tab:hover {
  color: var(--text-main);
}

.nav-tab.active {
  color: var(--bg-deep);
  background: var(--text-main);
}


/* ------------------------------------- */
/* Body / Tabs Container */
/* ------------------------------------- */
.card-body-container {
  flex: 1;
  position: relative;
  margin-top: 3rem;
  margin-bottom: 2rem;
}

/* Individual Tab Panels */
.tab-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  overflow-y: auto;
  padding-right: 15px;
}

/* Custom Webkit Scrollbar for all Tabs */
.tab-content::-webkit-scrollbar {
  width: 4px;
}

.tab-content::-webkit-scrollbar-track {
  background: transparent;
}

.tab-content::-webkit-scrollbar-thumb {
  background: rgba(128, 128, 128, 0.4);
  border-radius: 4px;
}


.tab-content.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* --- HOME TAB --- */
.tagline {
  font-size: 2.2rem;
  font-weight: 200;
  letter-spacing: -0.02em;
  color: var(--text-main);
  line-height: 1.1;
  margin-bottom: 0.75rem;
}

.sub-tagline {
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.client-logos-mini {
  margin-top: 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.trust-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.logos {
  display: flex;
  gap: 1rem;
  font-size: 1.5rem;
  color: var(--text-dim);
}

/* --- SERVICES TAB --- */
.service-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-main);
  padding: 1rem;
  background: rgba(128, 128, 128, 0.05);
  border: 1px solid var(--card-border);
  border-radius: 12px;
}

.service-list i {
  color: var(--text-muted);
  font-size: 1.5rem;
}

/* --- WORK TAB --- */

.work-showcase {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  background: rgba(128, 128, 128, 0.05);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  /* Removed height: 100% to allow multiple stacking */
}

.badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-main);
  background: rgba(128, 128, 128, 0.2);
  padding: 0.25rem 0.6rem;
  border-radius: 100px;
  margin-bottom: 0.75rem;
}

.work-info h3 {
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}

.work-info p {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 300;
}

.play-btn {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 3rem;
  cursor: pointer;
  transition: transform 0.3s ease, color 0.3s ease;
}

.play-btn:hover {
  transform: scale(1.1);
  color: var(--accent-primary);
}

/* ------------------------------------- */
/* Footer / CTA */
/* ------------------------------------- */
.card-footer {
  display: flex;
  justify-content: flex-end;
  height: 40px;
  align-items: flex-end;
}

.cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.3s ease;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}

.cta-primary i {
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: transform 0.3s ease, color 0.3s ease;
}

.cta-primary:hover {
  border-bottom-color: var(--text-main);
}

.cta-primary:hover i {
  color: var(--text-main);
  transform: translate(2px, -2px);
}

/* ------------------------------------- */
/* Mobile Responsiveness */
/* ------------------------------------- */
@media (max-width: 800px) {
  .business-card {
    width: 90vw;
    height: 85vh;
    /* Fixed height handles absolute children safely */
  }

  .card-content {
    padding: 2.5rem 1.5rem;
  }
}

@media (max-width: 600px) {
  .logo-text {
    font-size: 1.1rem;
  }

  .inner-nav {
    gap: 0.5rem;
    padding: 0.35rem;
    /* Wrap tabs if extremely narrow screens */
    /* flex-wrap: wrap; */
    justify-content: center;
  }

  .nav-tab {
    font-size: 0.7rem;
    padding: 0.5rem;
  }

  .nav-tab .tab-label {
    display: none;
  }

  .nav-tab i {
    font-size: 1.25rem;
  }

  .tagline {
    font-size: 1.6rem;
  }

  .sub-tagline {
    font-size: 0.9rem;
  }

  .service-list {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .work-showcase {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
  }

  .play-btn {
    align-self: flex-end;
  }

  .controls-container {
    top: 1rem;
    right: 1rem;
  }

  .card-body-container {
    margin-top: 2rem;
  }
}