@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;700;900&family=Outfit:wght@300;500;900&family=JetBrains+Mono:wght@400;700&display=swap');

/* ============================================
   LIQUID GLASS DESIGN SYSTEM
   ============================================ */

:root {
  --primary: #00f0ff;
  --primary-rgb: 0, 240, 255;
  --secondary: #bd00ff;
  --secondary-rgb: 189, 0, 255;
  --accent: #5e17eb;
  --accent-rgb: 94, 23, 235;
  --cyan: #06b6d4;
  --cyan-rgb: 6, 182, 212;
  --magenta: #ff0055;
  --magenta-rgb: 255, 0, 85;
  --dark: #07080a;
  --dark-lighter: #0f121a;
  --dark-card: #0c0e14;

  /* Cosmic Nebula Glass Tokens */
  --glass-bg: rgba(12, 14, 20, 0.4);
  --glass-bg-hover: rgba(22, 26, 38, 0.6);
  --glass-border: rgba(0, 240, 255, 0.1);
  --glass-border-hover: rgba(189, 0, 255, 0.3);
  --glass-blur: 24px;
  --glass-blur-heavy: 40px;
  --glass-inner-glow: inset 0 0 20px rgba(0, 240, 255, 0.05);

  /* Space Float easing */
  --spring: cubic-bezier(0.25, 1, 0.5, 1);
  --smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  overflow-x: hidden;
  background: var(--dark);
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  color: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, .font-heading {
  font-family: 'Outfit', sans-serif;
}

/* ============================================
   INTRO SCREEN — Cinematic Name Reveal
   ============================================ */
#intro-screen {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: #040508;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 1.5s var(--smooth), transform 1.5s var(--smooth), filter 1.5s var(--smooth);
}

#intro-screen.exit {
  opacity: 0;
  transform: scale(1.05);
  filter: blur(10px);
  pointer-events: none;
}

#intro-screen.hidden {
  display: none;
}

/* Background scanning lines */
.intro-bg-lines {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: space-evenly;
  pointer-events: none;
}

.intro-bg-lines .intro-line {
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(var(--primary-rgb), 0.06) 50%, transparent);
  opacity: 0;
  animation: intro-line-fade 2s ease forwards;
}

.intro-bg-lines .intro-line:nth-child(1) { animation-delay: 0.1s; }
.intro-bg-lines .intro-line:nth-child(2) { animation-delay: 0.2s; }
.intro-bg-lines .intro-line:nth-child(3) { animation-delay: 0.3s; }
.intro-bg-lines .intro-line:nth-child(4) { animation-delay: 0.4s; }
.intro-bg-lines .intro-line:nth-child(5) { animation-delay: 0.5s; }

@keyframes intro-line-fade {
  to { opacity: 1; }
}

/* Corner brackets */
.intro-corner {
  position: absolute;
  width: 40px;
  height: 40px;
  border-color: rgba(var(--primary-rgb), 0.3);
  border-style: solid;
  border-width: 0;
  opacity: 0;
  animation: intro-corner-in 0.8s var(--smooth) forwards;
  animation-delay: 0.3s;
}

.intro-corner-tl { top: 40px; left: 40px; border-top-width: 2px; border-left-width: 2px; }
.intro-corner-tr { top: 40px; right: 40px; border-top-width: 2px; border-right-width: 2px; }
.intro-corner-bl { bottom: 40px; left: 40px; border-bottom-width: 2px; border-left-width: 2px; }
.intro-corner-br { bottom: 40px; right: 40px; border-bottom-width: 2px; border-right-width: 2px; }

@keyframes intro-corner-in {
  from { opacity: 0; transform: scale(0.5); }
  to { opacity: 1; transform: scale(1); }
}

/* Main content container */
.intro-content {
  text-align: center;
  z-index: 10;
}

/* Name letters */
.intro-name-wrapper {
  display: flex;
  justify-content: center;
  gap: 4px;
  margin-bottom: 1.5rem;
}

.intro-letter {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(4rem, 12vw, 10rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(var(--primary-rgb), 0.3);
  display: inline-block;
  opacity: 0;
  transform: translateY(60px) rotateX(-40deg);
  transition: all 0.8s var(--spring);
  position: relative;
  perspective: 600px;
}

.intro-letter.revealed {
  opacity: 1;
  transform: translateY(0) rotateX(0deg);
  color: #fff;
  -webkit-text-stroke: 0px transparent;
  text-shadow: 0 0 80px rgba(var(--primary-rgb), 0.3), 0 0 30px rgba(var(--primary-rgb), 0.15);
}

/* Glitch flash on reveal */
.intro-letter.flash {
  animation: letter-glitch 0.15s ease;
}

@keyframes letter-glitch {
  0% { transform: translateX(-3px) skewX(-5deg); filter: hue-rotate(40deg); }
  25% { transform: translateX(3px) skewX(3deg); filter: hue-rotate(-30deg); }
  50% { transform: translateX(-2px); filter: hue-rotate(20deg); }
  100% { transform: translateX(0) skewX(0deg); filter: hue-rotate(0deg); }
}

/* Subtitle typewriter */
.intro-subtitle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 1.5rem;
  min-height: 28px;
}

.intro-line-accent {
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--cyan));
  display: inline-block;
  transition: width 0.8s var(--smooth);
  border-radius: 2px;
}

.intro-line-accent.expanded {
  width: 40px;
}

.intro-subtitle-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 400;
  color: rgba(var(--primary-rgb), 0.7);
  text-transform: uppercase;
  letter-spacing: 0.3em;
}

.intro-cursor {
  font-family: 'JetBrains Mono', monospace;
  color: var(--primary);
  font-weight: 400;
  animation: cursor-blink 0.7s step-end infinite;
}

@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Tagline */
.intro-tagline {
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.15);
  text-transform: uppercase;
  letter-spacing: 0.5em;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.8s var(--smooth);
}

.intro-tagline.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .intro-corner { width: 25px; height: 25px; }
  .intro-corner-tl { top: 20px; left: 20px; }
  .intro-corner-tr { top: 20px; right: 20px; }
  .intro-corner-bl { bottom: 20px; left: 20px; }
  .intro-corner-br { bottom: 20px; right: 20px; }
}

/* ============================================
   NOISE OVERLAY
   ============================================ */
.noise {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.08;
  background: url('https://grainy-gradients.vercel.app/noise.svg');
  filter: contrast(150%) brightness(120%);
  mix-blend-mode: overlay;
}

/* ============================================
   NEBULA SPACE BACKGROUND
   ============================================ */
.mesh-gradient {
  position: fixed;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  opacity: 0.25;
  z-index: -5;
  will-change: transform;
}

.mesh-gradient-1 {
  width: 800px; height: 800px;
  top: -20%; left: -10%;
  background: radial-gradient(circle, rgba(var(--accent-rgb), 0.6), transparent 70%);
  animation: nebula-float 30s ease-in-out infinite alternate;
}

.mesh-gradient-2 {
  width: 700px; height: 700px;
  top: 50%; right: -20%;
  background: radial-gradient(circle, rgba(var(--secondary-rgb), 0.5), transparent 70%);
  animation: nebula-float 40s ease-in-out infinite alternate-reverse;
}

.mesh-gradient-3 {
  width: 600px; height: 600px;
  bottom: -10%; left: 20%;
  background: radial-gradient(circle, rgba(var(--primary-rgb), 0.4), transparent 70%);
  animation: nebula-float 35s ease-in-out infinite alternate;
}

.mesh-gradient-4 {
  width: 500px; height: 500px;
  top: 30%; left: 40%;
  background: radial-gradient(circle, rgba(var(--magenta-rgb), 0.3), transparent 70%);
  animation: nebula-float 45s ease-in-out infinite alternate-reverse;
}

@keyframes nebula-float {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); opacity: 0.2; }
  50% { transform: translate(100px, 100px) scale(1.2) rotate(180deg); opacity: 0.4; }
  100% { transform: translate(-50px, -150px) scale(0.9) rotate(360deg); opacity: 0.25; }
}

/* ============================================
   COSMIC GLASS CORE
   ============================================ */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-inner-glow);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border);
  transition: all 0.8s var(--spring);
  position: relative;
  overflow: hidden;
  box-shadow:
    var(--glass-inner-glow),
    0 10px 40px rgba(0, 0, 0, 0.5);
  border-radius: 1.5rem;
}

/* Cosmic Edge Glow */
.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(var(--primary-rgb), 0.2) 0%,
    transparent 40%,
    transparent 60%,
    rgba(var(--secondary-rgb), 0.2) 100%
  );
  opacity: 0;
  transition: opacity 0.8s var(--spring);
  pointer-events: none;
  border-radius: inherit;
  z-index: 1;
}

.glass-card:hover::before {
  opacity: 1;
}

/* Mouse Aurora Tracking */
.glass-card::after {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(var(--primary-rgb), 0.15),
    rgba(var(--secondary-rgb), 0.05) 30%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
  z-index: 0;
}

.glass-card:hover::after {
  opacity: 1;
}

.glass-card > * {
  position: relative;
  z-index: 2;
}

.glass-card:hover {
  border-color: var(--glass-border-hover);
  background: var(--glass-bg-hover);
  transform: translateY(-8px) scale(1.02);
  box-shadow:
    var(--glass-inner-glow),
    0 30px 60px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(var(--secondary-rgb), 0.2),
    0 0 80px -10px rgba(var(--primary-rgb), 0.3);
}

.glass-card.lc-card-static:hover {
  border-color: var(--glass-border);
  background: var(--glass-bg);
  transform: none;
  box-shadow:
    var(--glass-inner-glow),
    0 8px 32px rgba(0, 0, 0, 0.3);
}

.glass-card.lc-card-static:hover::before {
  opacity: 0;
}

.glass-card.lc-card-static:hover::after {
  opacity: 0;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
.text-gradient {
  background: linear-gradient(135deg, #fff 0%, #94a3b8 50%, rgba(var(--primary-rgb), 0.6) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

/* ============================================
   LIQUID GLASS BUTTONS
   ============================================ */
.btn-primary {
  background: linear-gradient(135deg, var(--primary), #059669);
  color: #000;
  transition: all 0.5s var(--spring);
  position: relative;
  z-index: 1;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.3);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: 0.6s var(--smooth);
  z-index: -1;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: scale(1.05) translateY(-2px);
  box-shadow: 0 8px 30px rgba(var(--primary-rgb), 0.4),
    0 0 0 1px rgba(var(--primary-rgb), 0.2);
}

/* ============================================
   PROFILE IMAGE
   ============================================ */
.profile-reveal img {
  filter: none;
}

/* ============================================
   NAVBAR — LIQUID GLASS
   ============================================ */
#nav-pill {
  background: rgba(8, 8, 8, 0.6);
  backdrop-filter: blur(30px) saturate(1.8);
  -webkit-backdrop-filter: blur(30px) saturate(1.8);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 0 rgba(255, 255, 255, 0.05),
    inset 0 -1px 0 0 rgba(0, 0, 0, 0.2);
  transition: all 0.5s var(--smooth);
}

#nav-pill:hover {
  background: rgba(8, 8, 8, 0.75);
  border-color: rgba(var(--primary-rgb), 0.1);
}

/* Scroll Progress Indicator */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--cyan), var(--secondary));
  z-index: 101;
  transition: width 0.1s linear;
  box-shadow: 0 0 10px rgba(var(--primary-rgb), 0.5);
}

/* ============================================
   SKILL ORBIT
   ============================================ */
#skill-orbit {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 100%; height: 100%;
  pointer-events: none;
}

.skill-circle {
  position: absolute;
  width: 70px; height: 70px;
  background: rgba(var(--primary-rgb), 0.06);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(var(--primary-rgb), 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 900;
  text-transform: uppercase;
  color: #fff;
  box-shadow:
    0 10px 25px rgba(0,0,0,0.4),
    inset 0 1px 0 0 rgba(255,255,255,0.05);
  white-space: normal;
  line-height: 1.1;
  padding: 4px;
  text-align: center;
  transition: background-color 0.4s var(--smooth), border-color 0.4s var(--smooth), box-shadow 0.4s var(--smooth), color 0.4s var(--smooth);
}

/* ============================================
   VERTICAL TIMELINE
   ============================================ */
.timeline-item {
  position: relative;
  width: 100%;
}

.timeline-card-v {
  width: fit-content;
  max-width: 100%;
  height: fit-content;
  padding: 1.5rem 2.5rem !important;
}

.timeline-dot-v {
  position: absolute;
  left: -10px; top: 12px;
  width: 10px; height: 10px;
  background: var(--dark);
  border: 2px solid var(--primary);
  border-radius: 50%;
  z-index: 20;
  box-shadow: 0 0 12px var(--primary), 0 0 24px rgba(var(--primary-rgb), 0.2);
}

/* ============================================
   SOFT SKILL PILLS — Liquid Glass
   ============================================ */
.soft-pill {
  padding: 12px 28px;
  background: rgba(var(--primary-rgb), 0.04);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(var(--primary-rgb), 0.08);
  border-radius: 100px;
  color: #94a3b8;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  transition: all 0.5s var(--spring);
  cursor: default;
  animation: float-pill 6s ease-in-out infinite;
  box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.04);
}

.soft-pill:hover {
  background: rgba(var(--primary-rgb), 0.15);
  color: #fff;
  border-color: rgba(var(--primary-rgb), 0.4);
  transform: scale(1.1) translateY(-3px);
  box-shadow:
    0 8px 30px rgba(var(--primary-rgb), 0.2),
    inset 0 1px 0 0 rgba(255,255,255,0.1);
  z-index: 10;
}

@keyframes float-pill {
  0%, 100% { transform: translateY(0) translateX(0); }
  33% { transform: translateY(-4px) translateX(2px); }
  66% { transform: translateY(2px) translateX(-2px); }
}

/* ============================================
   CONTACT MODAL — Liquid Glass
   ============================================ */
#contact-modal {
  display: flex !important;
  align-items: flex-end;
  justify-content: flex-end;
  pointer-events: none;
  visibility: hidden;
  transition: visibility 0.4s;
}

#contact-modal.active {
  pointer-events: auto;
  visibility: visible;
}

#contact-modal .modal-content {
  width: 360px;
  height: auto;
  margin-right: 32px;
  margin-bottom: 90px;
  background: rgba(8, 8, 8, 0.92);
  backdrop-filter: blur(var(--glass-blur-heavy)) saturate(1.5);
  -webkit-backdrop-filter: blur(var(--glass-blur-heavy)) saturate(1.5);
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  border-radius: 2rem;
  transform: scale(0.9) translateY(20px);
  opacity: 0;
  transition: all 0.6s var(--spring);
  display: flex;
  flex-direction: column;
  box-shadow:
    0 40px 100px rgba(0, 0, 0, 0.8),
    0 0 0 1px rgba(var(--primary-rgb), 0.05),
    inset 0 1px 0 0 rgba(255, 255, 255, 0.05);
}

#contact-modal.active .modal-content {
  transform: scale(1) translateY(0);
  opacity: 1;
}

#contact-modal .glass-card {
  padding: 2.25rem;
  border-radius: 2rem;
  background: transparent;
  display: flex;
  flex-direction: column;
}

#contact-modal input,
#contact-modal textarea {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1rem 1.25rem;
  border-radius: 1rem;
  color: white;
  transition: all 0.4s var(--smooth);
  font-size: 0.85rem;
  outline: none;
}

#contact-modal input:focus,
#contact-modal textarea:focus {
  background: rgba(var(--primary-rgb), 0.06);
  border-color: rgba(var(--primary-rgb), 0.4);
  box-shadow: 0 0 20px rgba(var(--primary-rgb), 0.15),
    inset 0 0 0 1px rgba(var(--primary-rgb), 0.1);
}

#close-contact {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  width: 2.5rem; height: 2.5rem;
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s var(--spring);
  z-index: 10;
  cursor: pointer;
}

#close-contact:hover {
  background: #f43f5e;
  transform: rotate(90deg) scale(1.1);
  box-shadow: 0 0 25px rgba(244, 63, 94, 0.4);
}

/* ============================================
   FLOATING CONTACT BUTTON — Liquid Glass
   ============================================ */
#floating-contact {
  background: rgba(var(--primary-rgb), 0.06);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 0 rgba(255,255,255,0.05);
  transition: all 0.5s var(--spring);
}

#floating-contact:hover {
  background: rgba(var(--primary-rgb), 0.12);
  border-color: rgba(var(--primary-rgb), 0.4);
  box-shadow:
    0 12px 40px rgba(var(--primary-rgb), 0.2),
    0 0 0 1px rgba(var(--primary-rgb), 0.1),
    inset 0 1px 0 0 rgba(255,255,255,0.1);
  transform: scale(1.1) translateY(-2px);
}

/* ============================================
   PROJECT CARDS — 5D Blur Reveal Liquid Glass
   ============================================ */
.project-card-v2 {
  position: relative;
  height: 380px;
  border-radius: 2rem;
  overflow: hidden;
  background: #050505;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.6s var(--smooth);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.project-card-v2:hover {
  border-color: rgba(var(--primary-rgb), 0.15);
  box-shadow:
    0 20px 60px rgba(0,0,0,0.5),
    0 0 0 1px rgba(var(--primary-rgb), 0.08);
}

.project-card-v2 .project-image-bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.6;
  transition: all 0.7s var(--smooth);
}

.project-card-v2:hover .project-image-bg {
  filter: blur(14px);
  transform: scale(1.1);
  opacity: 0.35;
}

.project-static-info {
  position: absolute;
  bottom: 2.5rem; left: 2.5rem; right: 2.5rem;
  z-index: 10;
  transition: all 0.6s var(--smooth);
}

.project-card-v2:hover .project-static-info {
  transform: translateY(-220px);
}

.project-institute {
  font-size: 10px;
  font-weight: 900;
  color: #fbbf24;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: 0.25rem;
}

.project-hover-reveal {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2.5rem;
  background: linear-gradient(to top, rgba(0,0,0,0.85), rgba(0,0,0,0.2) 60%, transparent);
  opacity: 0;
  transition: all 0.6s var(--smooth);
  z-index: 5;
}

.project-card-v2:hover .project-hover-reveal {
  opacity: 1;
}

.project-back-content {
  transform: translateY(20px);
  transition: all 0.6s var(--smooth);
}

.project-card-v2:hover .project-back-content {
  transform: translateY(0);
}

.tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.tech-pill {
  padding: 0.3rem 0.6rem;
  background: rgba(var(--primary-rgb), 0.08);
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  border-radius: 2rem;
  font-size: 8px;
  font-weight: 900;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  backdrop-filter: blur(6px);
}

/* ============================================
   CERTIFICATE CARDS — Liquid Glass
   ============================================ */
.cert-dossier {
  position: relative;
  height: 320px;
  background: rgba(8, 8, 8, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 2rem;
  overflow: hidden;
  transition: all 0.6s var(--smooth);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.cert-dossier:hover {
  border-color: rgba(var(--primary-rgb), 0.15);
  box-shadow:
    0 20px 60px rgba(0,0,0,0.5),
    0 0 0 1px rgba(var(--primary-rgb), 0.08);
}

.cert-img-container {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  transition: all 0.6s var(--smooth);
}

.cert-img-container img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.4;
  filter: grayscale(100%);
  transition: all 0.7s var(--smooth);
}

.cert-dossier:hover .cert-img-container img {
  filter: grayscale(0%) blur(12px);
  opacity: 0.25;
  transform: scale(1.1);
}

.cert-static-info {
  position: absolute;
  bottom: 2rem; left: 2rem; right: 2rem;
  z-index: 10;
  transition: all 0.6s var(--smooth);
}

.cert-dossier:hover .cert-static-info {
  transform: translateY(-160px);
}

.cert-issuer {
  font-size: 10px;
  font-weight: 900;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: 0.25rem;
}

.cert-hover-reveal {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  background: linear-gradient(to top, rgba(0,0,0,0.85), transparent);
  opacity: 0;
  transition: all 0.6s var(--smooth);
  z-index: 5;
}

.cert-dossier:hover .cert-hover-reveal {
  opacity: 1;
}

.cert-verify-btn {
  padding: 0.75rem 1.25rem;
  background: linear-gradient(135deg, var(--primary), #059669);
  color: #000;
  border-radius: 0.75rem;
  font-size: 9px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  width: fit-content;
  transition: all 0.4s var(--spring);
  box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.3);
  border: none;
  cursor: pointer;
}

.cert-verify-btn:hover {
  background: #fff;
  transform: scale(1.05) translateY(-1px);
  box-shadow: 0 8px 25px rgba(255,255,255,0.15);
}

/* ============================================
   NAME ANIMATION STYLES
   ============================================ */
.name-style-holo {
  font-family: 'Outfit', sans-serif !important;
  -webkit-text-stroke: 1.5px var(--primary);
  color: transparent !important;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.name-style-tech {
  font-family: 'JetBrains Mono', monospace !important;
  font-weight: 400;
  color: var(--primary) !important;
  letter-spacing: -1px;
  text-transform: uppercase;
}

.name-style-bold {
  font-family: 'Outfit', sans-serif !important;
  font-weight: 900 !important;
  color: #fff !important;
  letter-spacing: -6px;
  text-transform: uppercase;
}

.name-style-ghost {
  font-family: 'Inter', sans-serif !important;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.4) !important;
  letter-spacing: 4px;
  text-transform: uppercase;
}

.name-style-italic {
  font-family: 'Inter', sans-serif !important;
  font-style: italic;
  font-weight: 700;
  color: var(--secondary) !important;
  letter-spacing: -2px;
}

#hero-name {
  min-height: 1.2em;
  display: block;
  width: 100%;
  transition: all 0.4s ease-out;
}

#hero-role {
  display: block;
  min-height: 1.5em;
  margin-bottom: 2rem;
}

/* ============================================
   SECTION DIVIDERS
   ============================================ */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg,
    transparent,
    rgba(var(--primary-rgb), 0.15) 20%,
    rgba(var(--cyan-rgb), 0.1) 50%,
    rgba(var(--primary-rgb), 0.15) 80%,
    transparent
  );
  margin: 0 auto;
  max-width: 80%;
}

/* ============================================
   TESTIMONIAL SCROLL
   ============================================ */
.testimonial-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow:
    var(--glass-inner-glow),
    0 8px 32px rgba(0,0,0,0.3);
  transition: all 0.5s var(--smooth);
  border-radius: 2.5rem;
  padding: 2.5rem;
  width: 350px;
  flex-shrink: 0;
  margin: 0 1rem;
}

.testimonial-card:hover {
  border-color: rgba(var(--primary-rgb), 0.15);
  transform: translateY(-3px);
}

/* ============================================
   FOOTER — Liquid Glass
   ============================================ */
#site-footer {
  background: rgba(5, 5, 5, 0.8);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding: 3rem 0;
}

/* ============================================
   ANIMATIONS & UTILITIES
   ============================================ */
.opacity-0 { opacity: 0; }
.reveal-stagger { opacity: 0; transform: translateY(30px); }

/* Hide scrollbar */
.scroll-hide::-webkit-scrollbar { display: none; }
.scroll-hide { -ms-overflow-style: none; scrollbar-width: none; }

.timeline-dot {
  width: 8px; height: 8px;
  background: var(--primary);
  border-radius: 50%;
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 15px var(--primary);
}

#hero-content {
  filter: drop-shadow(0 0 50px rgba(0,0,0,0.5));
}

.project-card:hover img {
  transform: scale(1.05) rotate(1deg);
}

.bg-dark { background-color: var(--dark); }
.text-slate-400 { color: #94a3b8; }
.border-white\/5 { border-color: rgba(255, 255, 255, 0.05); }

/* ============================================
   MAGNETIC TILT EFFECT
   ============================================ */
.magnetic-tilt {
  transition: transform 0.3s var(--smooth);
  transform-style: preserve-3d;
  perspective: 800px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  #contact-modal .modal-content {
    max-width: 100%;
    margin-right: 16px;
    margin-left: 16px;
    margin-bottom: 80px;
  }

  #hero-contact-block {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .mesh-gradient {
    opacity: 0.08;
  }

  .mesh-gradient-1 { width: 300px; height: 300px; }
  .mesh-gradient-2 { width: 250px; height: 250px; }
  .mesh-gradient-3 { width: 200px; height: 200px; }
  .mesh-gradient-4 { display: none; }
}

/* ============================================
   LEETCODE DASHBOARD
   ============================================ */

.lc-heatmap-wrapper {
  mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 1%, black 99%, black);
}

.lc-heatmap-cell {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  transition: all 0.3s var(--smooth);
  position: relative;
  cursor: crosshair;
}

.lc-heatmap-cell:hover {
  z-index: 10;
  box-shadow: 0 0 10px rgba(var(--primary-rgb), 0.5);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

/* Tooltip on hover */
.lc-heatmap-cell::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 150%;
  left: 50%;
  transform: translateX(-50%) translateY(5px);
  background: rgba(8, 8, 8, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 9px;
  font-weight: 700;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s var(--smooth);
  z-index: 20;
  box-shadow: 0 4px 15px rgba(0,0,0,0.5);
}

.lc-heatmap-cell:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.lc-heatmap-cell-0 { background-color: #1a1a1a; }
.lc-heatmap-cell-1 { background-color: rgba(var(--primary-rgb), 0.2); }
.lc-heatmap-cell-2 { background-color: rgba(var(--primary-rgb), 0.4); }
.lc-heatmap-cell-3 { background-color: rgba(var(--primary-rgb), 0.7); }
.lc-heatmap-cell-4 { background-color: rgba(var(--primary-rgb), 1); box-shadow: 0 0 8px rgba(var(--primary-rgb), 0.4); }

/* Scroll Top Fix */
#scroll-top:hover {
  transform: translateX(-50%) translateY(0) !important;
}

/* ============================================

   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .mesh-gradient { animation: none !important; }
  .preloader-orb { animation: none !important; }
}