/* ───────────────────────────────────────────
   Reset & Base
   ─────────────────────────────────────────── */

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

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  background: #0a0a0f;
  color: #e0e0e8;
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  animation: ambientPulse 25s ease-in-out infinite;
}

@keyframes ambientPulse {
  0%, 100% { background-color: #0a0a0f; }
  33%      { background-color: #0d0a14; }
  66%      { background-color: #080c12; }
}

/* ───────────────────────────────────────────
   Particle Canvas (behind everything)
   ─────────────────────────────────────────── */

#particles-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ───────────────────────────────────────────
   Scene & Card Container
   ─────────────────────────────────────────── */

.scene {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  perspective: 1200px;
}

.card-container {
  position: relative;
  width: 420px;
  height: 260px;
  cursor: pointer;
  /* entrance animation */
  animation: cardEntrance 1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  opacity: 0;
}

/* Frosted-glass blur layer. Lives outside the preserve-3d card
   so that backdrop-filter actually works (browsers disable it
   inside a preserve-3d parent). */
.card-glass-blur {
  position: absolute;
  inset: -4px;
  border-radius: 20px;
  backdrop-filter: blur(48px) saturate(1.3);
  -webkit-backdrop-filter: blur(48px) saturate(1.3);
  background: rgba(15, 15, 30, 0.1);
  pointer-events: none;
}

.card {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  will-change: transform;
  pointer-events: none;
}

/* ───────────────────────────────────────────
   Card Faces (shared)
   ─────────────────────────────────────────── */

.card-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 16px;
  pointer-events: auto;
  /* Liquid-glass surface: light refraction gradient over tinted base */
  background:
    linear-gradient(
      170deg,
      rgba(255, 255, 255, 0.1) 0%,
      rgba(255, 255, 255, 0.03) 40%,
      rgba(0, 0, 0, 0.08) 100%
    ),
    linear-gradient(
      135deg,
      rgba(25, 25, 50, 0.52),
      rgba(18, 18, 40, 0.58)
    );
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow:
    0 25px 60px rgba(0, 0, 0, 0.45),
    0 0 30px rgba(80, 100, 180, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    inset 0 -1px 0 rgba(255, 255, 255, 0.03);
}

.card-back {
  transform: rotateY(180deg);
  background:
    linear-gradient(
      170deg,
      rgba(255, 255, 255, 0.05) 0%,
      rgba(255, 255, 255, 0.01) 40%,
      transparent 100%
    ),
    linear-gradient(135deg, rgb(18, 18, 34), rgb(14, 14, 30));
}

/* Some browsers leak backfaces in preserve-3d scenes.
   Explicit visibility switching avoids front-face bleed-through. */
.card-front {
  transform: rotateY(0deg);
}

.card:not(.is-flipped) .card-back {
  visibility: hidden;
}

.card.is-flipped .card-front {
  visibility: hidden;
}

.card-content {
  position: relative;
  z-index: 10;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 32px 36px;
}

.card-content a {
  position: relative;
  z-index: 11;
  cursor: pointer;
}

/* ───────────────────────────────────────────
   Holographic Overlay
   ─────────────────────────────────────────── */

.holo-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  border-radius: 16px;
  background: linear-gradient(
    125deg,
    rgba(255, 0, 0, 0.08) 0%,
    rgba(255, 154, 0, 0.08) 10%,
    rgba(208, 222, 33, 0.08) 20%,
    rgba(79, 220, 74, 0.08) 30%,
    rgba(63, 218, 216, 0.08) 40%,
    rgba(47, 201, 226, 0.08) 50%,
    rgba(28, 127, 238, 0.08) 60%,
    rgba(95, 21, 242, 0.08) 70%,
    rgba(186, 12, 248, 0.08) 80%,
    rgba(251, 7, 217, 0.08) 90%,
    rgba(255, 0, 0, 0.08) 100%
  );
  background-size: 200% 200%;
  mix-blend-mode: screen;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card-container:hover .holo-overlay {
  opacity: 1;
}

.card-back .holo-overlay {
  opacity: 0 !important;
}

.card-container:hover .card-back .holo-overlay {
  opacity: 0.12 !important;
}

.card-back .specular-highlight {
  opacity: 0;
}

.card-container:hover .card-back .specular-highlight {
  opacity: 0.4;
}

/* backface-visibility is unreliable in this preserve-3d setup,
   so force-hide the non-active face's overlays via flip state. */
.card.is-flipped .card-front .holo-overlay,
.card.is-flipped .card-front .specular-highlight {
  opacity: 0 !important;
}

/* ───────────────────────────────────────────
   Specular Highlight
   ─────────────────────────────────────────── */

.specular-highlight {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  border-radius: 16px;
  background: radial-gradient(
    circle at 50% 50%,
    rgba(255, 255, 255, 0.15) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card-container:hover .specular-highlight {
  opacity: 1;
}

/* ───────────────────────────────────────────
   Noise Texture Overlay
   ─────────────────────────────────────────── */

.noise-overlay {
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  border-radius: 16px;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 128px 128px;
}

/* ───────────────────────────────────────────
   Prismatic Edge Glow
   Separate element inside .card, pushed back in 3D
   so it sits behind both card faces but bleeds around
   the edges as a rainbow glow.
   ─────────────────────────────────────────── */

.card-edge-glow {
  position: absolute;
  inset: -2px;
  border-radius: 18px;
  transform: translateZ(-1px);
  pointer-events: none;
  background: conic-gradient(
    from var(--edge-hue, 0deg),
    #ff0000, #ff8800, #ffff00, #00ff00,
    #00ffff, #0088ff, #8800ff, #ff00ff, #ff0000
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  filter: blur(6px);
}

.card-container:hover .card-edge-glow {
  opacity: 0.5;
}

.card.is-flipped .card-edge-glow {
  opacity: 0 !important;
}

.card-container:hover .card.is-flipped .card-edge-glow {
  opacity: 0.15 !important;
}

/* ───────────────────────────────────────────
   Front Face Content
   ─────────────────────────────────────────── */

.card-front .card-content {
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: 8px;
}

.monogram {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 6px 14px 6px 20px;
  border-radius: 6px;
  margin-bottom: 12px;
}

.name {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 1px;
  color: #dddde8;
}

.name .initial {
  color: #8bb8e0;
}

.title {
  font-size: 14px;
  font-weight: 400;
  color: rgba(200, 200, 220, 0.7);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 4px;
  min-height: 1.4em;
}

.title.typing-cursor::after {
  content: '|';
  animation: cursorBlink 0.6s step-end infinite;
  margin-left: 1px;
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ───────────────────────────────────────────
   Flip Hint
   ─────────────────────────────────────────── */

.flip-hint {
  position: absolute;
  bottom: 12px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  z-index: 6;
  transition: opacity 0.3s;
  pointer-events: none;
}

.card-container:hover .flip-hint {
  opacity: 1;
}

/* ───────────────────────────────────────────
   Back Face Content
   ─────────────────────────────────────────── */

.card-back .card-content {
  justify-content: flex-start;
  padding: 24px 30px;
  gap: 14px;
}

.back-section h2 {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(200, 200, 220, 0.4);
  margin-bottom: 4px;
}

/* Contact */
.contact-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #c8c8e0;
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s;
}

.contact-link:hover {
  color: #ffffff;
}

.copy-email-btn {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  padding: 3px 5px;
  cursor: pointer;
  color: rgba(200, 200, 220, 0.5);
  display: inline-flex;
  align-items: center;
  transition: color 0.2s, border-color 0.2s;
}

.copy-email-btn:hover {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.25);
}

.copy-email-btn .check-icon {
  display: none;
}

.copy-email-btn.copied .copy-icon {
  display: none;
}

.copy-email-btn.copied .check-icon {
  display: block;
  color: #4ade80;
}

.copy-email-btn.copied {
  border-color: rgba(74, 222, 128, 0.3);
}

/* Social Links */
.social-links {
  display: flex;
  gap: 16px;
}

.social-links a {
  color: rgba(200, 200, 220, 0.6);
  transition: color 0.2s, transform 0.2s;
  display: inline-flex;
}

.social-links a:hover {
  color: #ffffff;
  transform: translateY(-2px);
}

.social-icon-img {
  filter: invert(84%) sepia(5%) saturate(500%) hue-rotate(200deg) brightness(90%);
  transition: filter 0.2s;
}

.social-links a:hover .social-icon-img {
  filter: invert(100%) brightness(100%);
}

/* Skills Chips */
.skills-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  font-size: 11px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(200, 200, 220, 0.8);
  letter-spacing: 0.5px;
}


/* ───────────────────────────────────────────
   Entrance Animation
   ─────────────────────────────────────────── */

@keyframes cardEntrance {
  0% {
    opacity: 0;
    transform: translateY(40px) rotateX(15deg) scale(0.9);
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotateX(0deg) scale(1);
  }
}

/* ───────────────────────────────────────────
   Responsive
   ─────────────────────────────────────────── */

@media (max-width: 480px) {
  .card-container {
    width: 340px;
    height: 220px;
  }

  .name {
    font-size: 22px;
  }

  .card-content {
    padding: 24px 24px;
  }

  .card-back .card-content {
    padding: 18px 22px;
  }

  .back-section h2 {
    font-size: 9px;
  }

  .contact-link {
    font-size: 12px;
  }

  .chip {
    font-size: 10px;
    padding: 2px 8px;
  }
}

@media (max-width: 380px) {
  .card-container {
    width: 300px;
    height: 200px;
  }

  .name {
    font-size: 20px;
  }

  .monogram {
    font-size: 12px;
    padding: 4px 10px;
  }
}