/* ═══════════════════════════════════════════
   CSS CUSTOM PROPERTIES & DESIGN SYSTEM
═══════════════════════════════════════════ */
:root {
  --bg: #f0f4ff;
  --bg2: #e6edff;
  --surface: #ffffff;
  --surface2: rgba(255, 255, 255, 0.75);
  --border: rgba(99, 140, 255, 0.18);

  --text: #0d1b3e;
  --text2: #4a5980;
  --accent: #2d6ef6;
  --accent2: #5b8cff;
  --accent3: #00d4b1;
  --glow: rgba(45, 110, 246, 0.25);
  --shadow: 0 8px 32px rgba(45, 110, 246, 0.12);
  --shadow-lg: 0 20px 60px rgba(45, 110, 246, 0.18);
  --radius: 20px;
  --radius-sm: 12px;
  --nav-h: 70px;
  --transition: 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

[data-theme="dark"] {
  --bg: #070d1f;
  --bg2: #0d1630;
  --surface: #111929;
  --surface2: rgba(17, 25, 41, 0.85);
  --border: rgba(91, 140, 255, 0.2);
  --text: #e8efff;
  --text2: #8a9bbf;
  --accent: #5b8cff;
  --accent2: #7aa8ff;
  --accent3: #00f5cc;
  --glow: rgba(91, 140, 255, 0.35);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.6);
}

/* ═══════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════ */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
}
a { text-decoration:none; color:inherit; }
img { max-width:100%; height:auto; }
section { padding: 100px 0; }

/* ═══════════════════════════════════════════
   LOADER
═══════════════════════════════════════════ */
#loader {
  position:fixed; inset:0; z-index:9999;
  background: var(--bg);
  display:flex; align-items:center; justify-content:center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#loader.hidden { opacity:0; visibility:hidden; }
.loader-ring {
  width:60px; height:60px;
  border:3px solid var(--border);
  border-top-color:var(--accent);
  border-radius:50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform:rotate(360deg); } }

/* ═══════════════════════════════════════════
   ANIMATED BG ORBS
═══════════════════════════════════════════ */
.bg-orbs {
  position:fixed; inset:0; pointer-events:none; z-index:0; overflow:hidden;
}
.orb {
  position:absolute; border-radius:50%;
  filter:blur(80px); opacity:0.35;
  animation: drift 12s ease-in-out infinite alternate;
}
.orb:nth-child(1) { width:600px;height:600px; background:radial-gradient(circle,#2d6ef6,transparent 70%); top:-150px;left:-150px; animation-delay:0s; }
.orb:nth-child(2) { width:500px;height:500px; background:radial-gradient(circle,#00d4b1,transparent 70%); bottom:-100px;right:-100px; animation-delay:-4s; }
.orb:nth-child(3) { width:400px;height:400px; background:radial-gradient(circle,#5b8cff,transparent 70%); top:50%;left:50%;transform:translate(-50%,-50%); animation-delay:-8s; }
@keyframes drift {
  0% { transform: translate(0,0) scale(1); }
  100% { transform: translate(30px,30px) scale(1.1); }
}
[data-theme="dark"] .orb { opacity:0.22; }

/* ═══════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════ */
nav {
  position:fixed; top:0; left:0; right:0; z-index:100;
  height:var(--nav-h);
  display:flex; align-items:center;
  padding: 0 5%;
  transition: background 0.4s, box-shadow 0.4s;
}
nav.scrolled {
  background:var(--surface2);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  box-shadow:var(--shadow);
}
.nav-brand {
  font-family:'Syne',sans-serif;
  font-size:1.5rem; font-weight:800;
  background:linear-gradient(135deg,var(--accent),var(--accent3));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  background-clip:text;
  letter-spacing:-0.02em;
}
.nav-links {
  display:flex; gap:2rem;
  list-style:none;
  margin-left:auto; margin-right:2rem;
}
.nav-links a {
  font-size:0.875rem; font-weight:500;
  color:var(--text2);
  transition:color 0.3s;
  position:relative;
}
.nav-links a::after {
  content:''; position:absolute; bottom:-4px;left:0;right:0;
  height:2px; background:var(--accent);
  transform:scaleX(0); transform-origin:left;
  transition:transform 0.3s;
}
.nav-links a:hover, .nav-links a.active { color:var(--accent); }
.nav-links a:hover::after, .nav-links a.active::after { transform:scaleX(1); }
.nav-actions { display:flex; gap:0.75rem; align-items:center; }
#theme-toggle {
  width:40px;height:40px; border-radius:50%;
  border:1.5px solid var(--border);
  background:var(--surface);
  cursor:pointer; font-size:1.1rem;
  display:flex;align-items:center;justify-content:center;
  transition:all 0.3s; box-shadow:var(--shadow);
}
#theme-toggle:hover { transform:scale(1.1) rotate(20deg); }
.hamburger {
  display:none; flex-direction:column; gap:5px;
  cursor:pointer; padding:6px; background:none; border:none;
}
.hamburger span { width:24px;height:2px; background:var(--text); transition:all 0.3s; border-radius:2px; }
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.open span:nth-child(2){opacity:0;}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* Mobile Menu */
.mobile-menu {
  position:fixed; inset:0; z-index:99;
  background:var(--surface2); backdrop-filter:blur(30px);
  -webkit-backdrop-filter:blur(30px);
  display:flex; flex-direction:column;
  align-items:center; justify-content:center; gap:2.5rem;
  transform:translateX(100%);
  transition:transform 0.5s cubic-bezier(0.23,1,0.32,1);
}
.mobile-menu.open { transform:translateX(0); }
.mobile-menu a { font-family:'Syne',sans-serif; font-size:2rem; font-weight:700; color:var(--text); }
.mobile-menu a:hover { color:var(--accent); }

/* ═══════════════════════════════════════════
   CONTAINER & SECTION HEADERS
═══════════════════════════════════════════ */
.container { max-width:1200px; margin:0 auto; padding:0 5%; position:relative; z-index:1; }

.section-header { text-align:center; margin-bottom:4rem; }
.section-label {
  font-size:0.78rem; font-weight:600; letter-spacing:0.12em;
  text-transform:uppercase; color:var(--accent);
  display:inline-block; margin-bottom:0.75rem;
}
.section-title {
  font-family:'Syne',sans-serif;
  font-size:clamp(2rem,4vw,2.8rem);
  font-weight:800; letter-spacing:-0.02em;
  color:var(--text); line-height:1.1;
}
.section-title span { background:linear-gradient(135deg,var(--accent),var(--accent3)); -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text; }

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
#hero {
  min-height:100vh;
  display:flex; align-items:center;
  padding-top:var(--nav-h);
  padding-bottom: 60px;
}
.hero-inner {
  display:grid;
  grid-template-columns: 1fr 480px;
  gap: 5rem;
  align-items:center;
  width:100%;
}
.hero-tag {
  display:inline-flex; align-items:center; gap:0.5rem;
  background:linear-gradient(135deg,rgba(45,110,246,0.1),rgba(0,212,177,0.1));
  border:1px solid var(--border);
  border-radius:100px; padding:8px 20px;
  font-size:0.82rem; font-weight:500; color:var(--accent);
  margin-bottom:1.75rem;
}
.hero-tag .dot { width:8px;height:8px; background:var(--accent3); border-radius:50%; animation:pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1);} 50%{opacity:0.5;transform:scale(0.8);} }

.hero-name {
  font-family:'Syne',sans-serif;
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight:800; line-height:1.15;
  letter-spacing:-0.03em;
  color:var(--text);
  margin-bottom:0.6rem;
  display:flex; flex-wrap:wrap; gap:0.15em;
  align-items:center;
}
.hero-name .word {
  display:inline-block;
  animation: fadeSlideUp 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  opacity:0;
}
.hero-name .word:nth-child(1) { animation-delay:0.1s; }
.hero-name .word:nth-child(2) { animation-delay:0.3s; }
.hero-name .word:nth-child(3) { animation-delay:0.5s; }
@keyframes fadeSlideUp {
  from { opacity:0; transform:translateY(30px); }
  to { opacity:1; transform:translateY(0); }
}
.hero-name .gradient-text {
  background:linear-gradient(135deg,var(--accent),var(--accent3));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  background-clip:text;
  position:relative;
  filter:drop-shadow(0 0 20px rgba(45,110,246,0.4));
}
.hero-typing {
  font-family:'Syne',sans-serif;
  font-size:clamp(1.2rem,2.8vw,1.75rem);
  font-weight:600; color:var(--accent2);
  min-height:2.4rem; margin-bottom:1.75rem;
}
.cursor { border-right:2px solid var(--accent); animation:blink 0.7s infinite; }
@keyframes blink { 0%,50%{opacity:1;} 51%,100%{opacity:0;} }

.hero-desc {
  color:var(--text2); line-height:1.8; font-size:1.1rem;
  margin-bottom:2.5rem; max-width:520px;
}
.hero-btns { display:flex; gap:1rem; flex-wrap:wrap; align-items:center; }
.btn {
  display:inline-flex; align-items:center; gap:0.6rem;
  padding:15px 30px; border-radius:100px;
  font-weight:600; font-size:0.95rem;
  cursor:pointer; border:none;
  transition:all 0.3s; position:relative; overflow:hidden;
}
.btn-primary {
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;
  box-shadow:0 8px 24px var(--glow);
}
.btn-primary:hover { transform:translateY(-3px); box-shadow:0 14px 36px var(--glow); }

.btn-secondary {
  background:linear-gradient(135deg,var(--accent3),#00b59c);
  color:#070d1f;
  font-weight:700;
  box-shadow:0 8px 24px rgba(0,245,204,0.25);
}
.btn-secondary:hover { transform:translateY(-3px); box-shadow:0 14px 36px rgba(0,245,204,0.35); }

.btn-outline {
  background:transparent;
  color:var(--accent);
  border:2px solid var(--border);
  backdrop-filter:blur(8px);
}
.btn-outline:hover { background:var(--accent); color:#fff; transform:translateY(-3px); border-color:var(--accent); }

/* Photo Visual */
.hero-visual { display:flex; align-items:center; justify-content:center; }
.hero-photo-wrap { position: relative; width: 420px; height: 520px; }
.hero-photo-wrap::before {
  content:''; position: absolute; inset: -16px; border-radius: 48px;
  background: linear-gradient(135deg, var(--accent), var(--accent3), transparent, var(--accent2));
  opacity: 0.25; animation: spin-slow 8s linear infinite; z-index: 0;
}
@keyframes spin-slow { to { transform: rotate(360deg); } }
.hero-photo-wrap::after {
  content:''; position: absolute; inset: 20px; border-radius: 40px;
  background: linear-gradient(135deg, var(--accent), var(--accent3));
  opacity: 0.18; filter: blur(30px); z-index: 0;
}

.photo-card {
  position: relative; width: 100%; height: 100%;
  border-radius: 40px; overflow: hidden;
  border: 2px solid var(--border);
  box-shadow: var(--shadow-lg), 0 0 60px var(--glow);
  animation: float 5s ease-in-out infinite;
  z-index: 1; background: var(--surface);
}
@keyframes float { 0%,100%{transform:translateY(0);} 50%{transform:translateY(-14px);} }

.photo-card img {
  width: 100%; height: 100%; object-fit: cover; object-position: center top; display: none;
}
.photo-fallback {
  width: 100%; height: 100%; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1rem;
  background: linear-gradient(160deg, var(--surface), var(--bg2));
}
.photo-fallback .big-emoji { font-size: 6rem; }
.photo-fallback .fallback-name { font-family:'Syne',sans-serif; font-weight:700; font-size:1.2rem; color: var(--text); }
.photo-fallback .fallback-role { font-size:0.85rem; color:var(--accent); font-weight:500; }

.photo-badge {
  position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%);
  white-space: nowrap; background: var(--surface2);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border); border-radius: 100px;
  padding: 10px 24px; display: flex; align-items: center; gap: 1.5rem;
  box-shadow: var(--shadow); z-index: 2;
}
.badge-stat { text-align:center; }
.badge-stat-num {
  font-family:'Syne',sans-serif; font-weight:800; font-size:1.1rem;
  background:linear-gradient(135deg,var(--accent),var(--accent3));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  background-clip:text;
}
.badge-stat-label { font-size:0.65rem; color:var(--text2); text-transform:uppercase; letter-spacing:0.06em; }
.badge-divider { width:1px; height:28px; background:var(--border); }

/* ═══════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════ */
#about { background:var(--bg2); }
.about-grid { display:grid; grid-template-columns:1fr 1fr; gap:3rem; align-items:center; }
.about-text p { color:var(--text2); line-height:1.8; font-size:1.05rem; margin-bottom:1rem; }
.objective-box {
  background:var(--surface2); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--border); border-left:4px solid var(--accent);
  border-radius:var(--radius-sm); padding:2rem; box-shadow:var(--shadow);
}
.objective-box h3 { font-family:'Syne',sans-serif; font-size:1rem; font-weight:700; margin-bottom:0.75rem; color:var(--accent); }
.objective-box p { color:var(--text2); line-height:1.8; font-size:0.95rem; }

/* ═══════════════════════════════════════════
   EDUCATION
═══════════════════════════════════════════ */
.timeline { position:relative; padding-left:2rem; }
.timeline::before {
  content:''; position:absolute; left:0; top:0; bottom:0; width:2px;
  background:linear-gradient(to bottom, var(--accent), var(--accent3)); border-radius:2px;
}
.timeline-item { position:relative; margin-bottom:3rem; padding-left:2.5rem; }
.timeline-item:last-child { margin-bottom:0; }
.timeline-dot {
  position:absolute; left:-2.7rem; top:0.3rem;
  width:20px;height:20px; border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent3));
  box-shadow:0 0 0 4px var(--bg), 0 0 20px var(--glow); border:2px solid var(--surface);
}
.timeline-year { font-size:0.78rem; font-weight:600; color:var(--accent3); letter-spacing:0.08em; text-transform:uppercase; margin-bottom:0.5rem; }
.timeline-card {
  background:var(--surface2); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--border); border-radius:var(--radius-sm); padding:1.5rem; box-shadow:var(--shadow);
  transition:transform var(--transition), box-shadow var(--transition);
}
.timeline-card:hover { transform:translateX(8px); box-shadow:var(--shadow-lg); }
.timeline-card h3 { font-family:'Syne',sans-serif; font-weight:700; font-size:1.1rem; margin-bottom:0.25rem; }
.timeline-card p { color:var(--text2); font-size:0.9rem; margin-bottom:0.5rem; }
.timeline-badge {
  display:inline-block;
  background:linear-gradient(135deg,rgba(45,110,246,0.12),rgba(0,212,177,0.12));
  border:1px solid var(--border); border-radius:100px;
  padding:3px 12px; font-size:0.78rem; font-weight:600; color:var(--accent);
}
.edu-grid { display:grid; grid-template-columns:1fr 1fr; gap:3rem; align-items:start; }
.edu-right { padding-top:1rem; }
.edu-right h3 { font-family:'Syne',sans-serif; font-size:1.2rem; font-weight:700; margin-bottom:0.5rem; }

/* ═══════════════════════════════════════════
   PROJECTS (ENHANCED CARDS & LINKS)
═══════════════════════════════════════════ */
#projects { background:var(--bg2); }
.projects-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(320px,1fr)); gap:2rem; }
.project-card {
  background:var(--surface2); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--border); border-radius:var(--radius);
  padding:2.2rem; box-shadow:var(--shadow);
  transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position:relative; overflow:hidden; display:flex; flex-direction:column; justify-content:space-between;
}
.project-card::before {
  content:''; position:absolute; inset:0;
  background:linear-gradient(135deg,rgba(45,110,246,0.06),rgba(0,212,177,0.06));
  opacity:0; transition:opacity 0.4s; pointer-events:none;
}
.project-card:hover { transform:translateY(-10px); box-shadow:var(--shadow-lg); border-color:var(--accent2); }
.project-card:hover::before { opacity:1; }

.project-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:1.25rem; }
.project-icon {
  width:54px;height:54px; border-radius:16px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  display:flex;align-items:center;justify-content:center;
  font-size:1.5rem; box-shadow:0 6px 16px var(--glow); transition:transform 0.3s;
}
.project-card:hover .project-icon { transform:scale(1.12) rotate(-5deg); }

.project-tag {
  display:inline-block; font-size:0.7rem; font-weight:600;
  color:var(--accent3); background:rgba(0,212,177,0.1);
  border:1px solid rgba(0,212,177,0.25); border-radius:100px;
  padding:4px 12px; letter-spacing:0.06em; text-transform:uppercase;
}
.project-card h3 { font-family:'Syne',sans-serif; font-weight:700; font-size:1.15rem; margin-bottom:0.75rem; color:var(--text); }
.project-card p { color:var(--text2); font-size:0.92rem; line-height:1.7; margin-bottom:1.5rem; flex-grow:1; }

/* Tech Stack Tags */
.project-tech { display:flex; flex-wrap:wrap; gap:0.5rem; margin-bottom:1.5rem; }
.tech-pill {
  font-size:0.75rem; font-weight:500; color:var(--text2);
  background:var(--surface); border:1px solid var(--border);
  padding:3px 10px; border-radius:6px;
}

/* Action Links */
.project-actions { display:flex; gap:0.75rem; }
.project-btn {
  display:inline-flex; align-items:center; gap:0.4rem;
  padding:8px 16px; border-radius:100px;
  font-size:0.82rem; font-weight:600; border:1px solid var(--border);
  background:var(--surface); color:var(--text); transition:all 0.3s;
}
.project-btn:hover { background:var(--accent); color:#fff; border-color:var(--accent); transform:translateY(-2px); }
.project-btn.primary-btn { background:linear-gradient(135deg,var(--accent),var(--accent2)); color:#fff; border:none; }
.project-btn.primary-btn:hover { transform:translateY(-2px); box-shadow:0 6px 16px var(--glow); }

/* ═══════════════════════════════════════════
   SKILLS
═══════════════════════════════════════════ */
.skills-container { display:grid; grid-template-columns:1fr 1fr; gap:3rem; }
.skills-col h3 { font-family:'Syne',sans-serif; font-size:1rem; font-weight:700; margin-bottom:1.5rem; color:var(--text2); text-transform:uppercase; letter-spacing:0.08em; }
.skill-bar { margin-bottom:1.5rem; }
.skill-bar-top { display:flex; justify-content:space-between; align-items:center; margin-bottom:0.5rem; }
.skill-name { font-weight:500; font-size:0.9rem; }
.skill-pct { font-size:0.8rem; font-weight:600; color:var(--accent); }
.skill-track { height:6px; background:var(--border); border-radius:100px; overflow:hidden; }
.skill-fill {
  height:100%; width:0;
  background:linear-gradient(90deg,var(--accent),var(--accent3));
  border-radius:100px; transition:width 1.2s cubic-bezier(0.23,1,0.32,1);
}
.skill-tags { display:flex; flex-wrap:wrap; gap:0.75rem; }
.skill-tag {
  background:var(--surface2); backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px);
  border:1px solid var(--border); border-radius:100px;
  padding:8px 18px; font-size:0.85rem; font-weight:500; transition:all 0.3s;
}
.skill-tag:hover { background:var(--accent); color:#fff; border-color:var(--accent); transform:translateY(-3px); box-shadow:0 8px 20px var(--glow); }

/* ═══════════════════════════════════════════
   CONTACT & INTERACTIVE FORM
═══════════════════════════════════════════ */
#contact { background:var(--bg2); }
.contact-grid { display:grid; grid-template-columns:1fr 1fr; gap:3rem; align-items:start; }
.contact-intro h3 { font-family:'Syne',sans-serif; font-size:1.6rem; font-weight:800; margin-bottom:1rem; }
.contact-intro p { color:var(--text2); line-height:1.7; margin-bottom:2rem; }
.contact-links { display:flex; flex-direction:column; gap:1rem; }
.contact-link {
  display:flex; align-items:center; gap:1rem;
  background:var(--surface2); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--border); border-radius:var(--radius-sm);
  padding:1rem 1.5rem; box-shadow:var(--shadow); transition:all var(--transition);
}
.contact-link:hover { transform:translateX(8px); border-color:var(--accent); box-shadow:var(--shadow-lg); }
.contact-link-icon {
  width:42px;height:42px; border-radius:12px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  display:flex;align-items:center;justify-content:center;
  font-size:1.1rem; flex-shrink:0; box-shadow:0 4px 12px var(--glow);
}
.contact-link-info small { font-size:0.7rem; color:var(--text2); text-transform:uppercase; letter-spacing:0.06em; display:block; margin-bottom:2px; }
.contact-link-info span { font-weight:500; font-size:0.9rem; }
.contact-socials { display:flex; gap:1rem; margin-top:2rem; }
.social-btn {
  width:48px;height:48px; border-radius:14px;
  background:var(--surface2); border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  font-size:1.2rem; transition:all 0.3s; box-shadow:var(--shadow);
}
.social-btn:hover { background:var(--accent); color:#fff; transform:translateY(-4px); box-shadow:0 8px 20px var(--glow); border-color:var(--accent); }

/* Interactive Form Styling */
.contact-form-wrap {
  background:var(--surface2); backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px);
  border:1px solid var(--border); border-radius:var(--radius);
  padding:2.2rem; box-shadow:var(--shadow-lg);
}
.contact-form-wrap h3 { font-family:'Syne',sans-serif; font-size:1.3rem; font-weight:700; margin-bottom:1.5rem; }
.form-group { margin-bottom:1.25rem; }
.form-label { font-size:0.82rem; font-weight:600; color:var(--text2); display:block; margin-bottom:0.4rem; }
.form-input {
  width:100%; padding:14px 18px; border-radius:var(--radius-sm);
  background:var(--surface); border:1.5px solid var(--border);
  color:var(--text); font-family:inherit; font-size:0.95rem;
  transition:all 0.3s; outline:none;
}
.form-input:focus { border-color:var(--accent); box-shadow:0 0 16px var(--glow); }
textarea.form-input { min-height:120px; resize:vertical; }

.form-status {
  padding:12px; border-radius:8px; font-size:0.88rem; font-weight:500;
  margin-top:1rem; display:none; text-align:center;
}
.form-status.success { display:block; background:rgba(0,212,177,0.15); color:var(--accent3); border:1px solid var(--accent3); }
.form-status.error { display:block; background:rgba(255,80,80,0.15); color:#ff5050; border:1px solid #ff5050; }

/* ═══════════════════════════════════════════
   FOOTER & SCROLL TOP
═══════════════════════════════════════════ */
footer {
  text-align:center; padding:2rem; font-size:0.85rem; color:var(--text2);
  border-top:1px solid var(--border); position:relative; z-index:1;
}

#scroll-top {
  position:fixed; bottom:2rem; right:2rem; z-index:50;
  width:48px;height:48px; border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff; border:none; cursor:pointer; font-size:1.2rem;
  box-shadow:0 8px 24px var(--glow);
  opacity:0; pointer-events:none; transform:translateY(20px);
  transition:all 0.4s; display:flex;align-items:center;justify-content:center;
}
#scroll-top.show { opacity:1; pointer-events:all; transform:translateY(0); }
#scroll-top:hover { transform:translateY(-4px) scale(1.1); }

/* ═══════════════════════════════════════════
   SCROLL REVEAL ANIMATIONS
═══════════════════════════════════════════ */
.reveal { opacity:0; transform:translateY(40px); transition:opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity:1; transform:translateY(0); }
.reveal-left { opacity:0; transform:translateX(-40px); transition:opacity 0.7s ease, transform 0.7s ease; }
.reveal-left.visible { opacity:1; transform:translateX(0); }
.reveal-right { opacity:0; transform:translateX(40px); transition:opacity 0.7s ease, transform 0.7s ease; }
.reveal-right.visible { opacity:1; transform:translateX(0); }
.delay-1 { transition-delay:0.1s; }
.delay-2 { transition-delay:0.2s; }
.delay-3 { transition-delay:0.3s; }
.delay-4 { transition-delay:0.4s; }
.delay-5 { transition-delay:0.5s; }

/* ═══════════════════════════════════════════
   RESPONSIVE MEDIA QUERIES
═══════════════════════════════════════════ */
@media(max-width:900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; gap: 3rem; }
  .hero-visual { order: -1; }
  .hero-photo-wrap { width: 280px; height: 340px; }
  .photo-badge { padding: 8px 18px; gap: 1rem; }
  .hero-desc { margin: 0 auto 2.5rem; }
  .hero-btns { justify-content:center; }
  .hero-tag { display: inline-flex; }
  .nav-links { display:none; }
  .hamburger { display:flex; }
}

@media(max-width:768px) {
  .about-grid, .edu-grid, .skills-container, .contact-grid { grid-template-columns:1fr; }
  .edu-right { padding-top:0; }
  section { padding:70px 0; }
  .hero-photo-wrap { width: 260px; height: 320px; }
}

@media(max-width:480px) {
  .hero-photo-wrap { width: 220px; height: 280px; }
  .photo-badge { gap: 0.75rem; padding: 7px 14px; font-size: 0.85rem; }
  .hero-name { font-size: clamp(2.2rem, 9vw, 3.2rem); }
}