@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

/* ═══════════════════════════════════════
   DARK THEME (default)
═══════════════════════════════════════ */
:root {
  --bg-base:     #04060f;
  --bg-1:        #070b1a;
  --bg-2:        #0c1124;
  --bg-card:     rgba(255,255,255,0.035);
  --bg-card-h:   rgba(255,255,255,0.07);
  --bg-nav:      rgba(4,6,15,0.88);
  --bg-section:  rgba(7,11,26,0.82);
  --bg-alt:      rgba(5,8,18,0.70);

  --border:      rgba(255,255,255,0.075);
  --border-h:    rgba(94,173,247,0.45);

  --t1:   #eef2ff;
  --t2:   #8892b0;
  --t3:   #4a5570;

  --blue:    #5eadf7;
  --violet:  #c084fc;
  --emerald: #34d399;
  --amber:   #fbbf24;
  --rose:    #f472b6;

  --g-brand: linear-gradient(90deg,#5eadf7 0%,#c084fc 40%,#f472b6 70%,#5eadf7 100%);
  --g-cta:   linear-gradient(135deg,#5eadf7 0%,#c084fc 100%);
  --g-green: linear-gradient(135deg,#34d399 0%,#5eadf7 100%);

  --canvas-alpha:  0.18;   /* particle opacity */
  --overlay-color: rgba(4,6,15,0.55);

  --fh: 'Space Grotesk', sans-serif;
  --fb: 'Inter', sans-serif;

  --r-sm:  8px;  --r-md: 14px;  --r-lg: 22px;  --r-xl: 30px;
  --ease: cubic-bezier(.4,0,.2,1);
  --tr:   all .3s var(--ease);
  --sp:   8rem;
}

/* ═══════════════════════════════════════
   LIGHT THEME
═══════════════════════════════════════ */
[data-theme="light"] {
  --bg-base:    #f0f4fc;
  --bg-1:       #e8eef8;
  --bg-2:       #dde6f5;
  --bg-card:    rgba(255,255,255,0.75);
  --bg-card-h:  rgba(255,255,255,0.95);
  --bg-nav:     rgba(240,244,252,0.92);
  --bg-section: rgba(240,244,252,0.90);
  --bg-alt:     rgba(232,238,248,0.88);

  --border:     rgba(94,130,200,0.16);
  --border-h:   rgba(59,130,246,0.5);

  --t1:  #0f172a;
  --t2:  #475569;
  --t3:  #94a3b8;

  --blue:    #2563eb;
  --violet:  #7c3aed;
  --emerald: #059669;
  --amber:   #d97706;
  --rose:    #e11d48;

  --g-brand: linear-gradient(90deg,#2563eb 0%,#7c3aed 40%,#e11d48 70%,#2563eb 100%);
  --g-cta:   linear-gradient(135deg,#2563eb 0%,#7c3aed 100%);
  --g-green: linear-gradient(135deg,#059669 0%,#2563eb 100%);

  --canvas-alpha:  0.25;
  --overlay-color: rgba(240,244,252,0.45);
}

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

html {
  scroll-behavior:smooth;
  scrollbar-width:thin;
  scrollbar-color:var(--blue) var(--bg-1);
  overflow-x:hidden;
}
::-webkit-scrollbar       { width:5px; }
::-webkit-scrollbar-track { background:var(--bg-1); }
::-webkit-scrollbar-thumb { background:var(--blue);border-radius:3px; }

body {
  font-family:var(--fb);
  background:var(--bg-base);
  color:var(--t1);
  overflow-x:hidden;
  line-height:1.7;
  transition: background .4s ease, color .4s ease;
}

h1,h2,h3,h4,h5,h6 { font-family:var(--fh); }
a { text-decoration:none; }
img { display:block; }

.container { max-width:1200px;margin:0 auto;padding:0 2rem; }

/* ═══════════════════════════════════════
   ANIMATED CANVAS BG
═══════════════════════════════════════ */
#bgCanvas {
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  z-index:0;
  pointer-events:none;
  transition:opacity .5s ease;
}

/* ═══════════════════════════════════════
   SECTION TOKENS
═══════════════════════════════════════ */
.sec-tag {
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:var(--fb);font-size:.72rem;font-weight:600;
  color:var(--blue);letter-spacing:.18em;text-transform:uppercase;
  padding:.35rem 1rem;
  background:rgba(94,173,247,.08);
  border:1px solid rgba(94,173,247,.2);
  border-radius:100px;margin-bottom:1.2rem;
  transition: background .3s, border-color .3s, color .3s;
}
[data-theme="light"] .sec-tag {
  background:rgba(37,99,235,.07);
  border-color:rgba(37,99,235,.2);
}

.sec-title {
  font-family:var(--fh);font-size:clamp(2rem,4vw,3rem);
  font-weight:700;line-height:1.15;letter-spacing:-.025em;
  color:var(--t1);margin-bottom:1rem;
}
.sec-title span {
  background:var(--g-cta);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.sec-sub  { font-size:1rem;color:var(--t2);max-width:560px;line-height:1.85; }
.sec-header { text-align:center;margin-bottom:3.5rem; }
.sec-header .sec-sub { margin:0 auto; }

/* ═══════════════════════════════════════
   NAV
═══════════════════════════════════════ */
.nav {
  position:fixed;top:0;width:100%;z-index:500;
  padding:1.1rem 0;transition:var(--tr);
  border-bottom:1px solid rgba(255,255,255,0.02);
}
.nav.scrolled {
  background:var(--bg-nav);
  backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  border-bottom:1px solid var(--border);
  padding:.7rem 0;
  box-shadow:0 12px 40px rgba(0,0,0,.15);
}
[data-theme="light"] .nav.scrolled { box-shadow:0 12px 40px rgba(0,0,0,.04); }

.nav-inner { display:flex;justify-content:space-between;align-items:center;position:relative; }
.nav-logo, .nav-right { flex: 1; }
.nav-right { justify-content: flex-end; }
.nav-links { flex: 2; justify-content: center; }
.nav-mobile-cta { display:none; }

/* Brand */
.nav-logo { display:flex;align-items:baseline;gap:.2rem; }
.logo-text {
  font-family:var(--fh);font-size:1.35rem;font-weight:700;letter-spacing:-.03em;
  background:var(--g-brand);background-size:250% auto;
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  animation:brand-scroll 5s linear infinite;
}
.logo-tag {
  font-family:var(--fh);font-size:.7rem;font-weight:700;letter-spacing:.15em;
  background:var(--g-cta);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  border:1.5px solid rgba(94,173,247,.45);
  padding:.1rem .45rem;border-radius:5px;
  margin-left:.15rem;vertical-align:middle;
  position:relative;top:-2px;
  animation:tag-glow 3s ease-in-out infinite;
}
[data-theme="light"] .logo-tag { border-color:rgba(27, 36, 54, 0.4); }

@keyframes brand-scroll {
  0%   { background-position:0%   50%; }
  50%  { background-position:100% 50%; }
  100% { background-position:0%   50%; }
}
@keyframes tag-glow {
  0%,100% { box-shadow:0 0 0 rgba(194,132,252,0); }
  50%     { box-shadow:0 0 18px rgba(194,132,252,.35); }
}

.nav-links { display:flex;list-style:none;align-items:center;gap:.2rem; }
.nav-links a {
  color:var(--t2);font-size:.88rem;font-weight:500;
  padding:.48rem .9rem;border-radius:var(--r-sm);transition:var(--tr);
  font-family:var(--fb);
}
.nav-links a:hover,.nav-links a.active { color:var(--blue);background:rgba(94,173,247,.1); }
[data-theme="light"] .nav-links a:hover,
[data-theme="light"] .nav-links a.active { background:rgba(37,99,235,.08); }

.nav-cta-end, .nav-cta-box {
  background:var(--g-cta);
  color:#fff !important;
  padding:.55rem 1.4rem;
  border-radius:100px;
  font-weight:700;
  font-size:.85rem;
  text-transform:uppercase;
  letter-spacing:.05em;
  box-shadow:0 8px 25px rgba(194,132,252,.3);
  transition:var(--tr);
  white-space:nowrap;
}
.nav-cta-end:hover, .nav-cta-box:hover {
  transform:translateY(-3px);
  box-shadow:0 15px 35px rgba(194,132,252,.5);
  filter:brightness(1.1);
}

.nav-right { display:flex;align-items:center;gap:.75rem; }

/* ─── Theme Toggle ─── */
.theme-toggle {
  display:flex;align-items:center;gap:.55rem;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:100px;
  padding:.38rem .85rem .38rem .4rem;
  cursor:pointer;transition:var(--tr);
  backdrop-filter:blur(10px);
}
.theme-toggle:hover { border-color:var(--border-h);box-shadow:0 0 16px rgba(94,173,247,.2); }

.toggle-track {
  width:40px;height:22px;
  border-radius:100px;
  background:var(--bg-2);
  border:1px solid var(--border);
  position:relative;
  transition:background .3s ease;
  flex-shrink:0;
}
[data-theme="light"] .toggle-track { background:rgba(37,99,235,.15); }

.toggle-thumb {
  position:absolute;
  top:2px;left:2px;
  width:16px;height:16px;
  border-radius:50%;
  background:var(--g-cta);
  box-shadow:0 2px 6px rgba(0,0,0,.25);
  display:flex;align-items:center;justify-content:center;
  transition:transform .35s cubic-bezier(.34,1.56,.64,1);
  overflow:hidden;
}
[data-theme="light"] .toggle-thumb { transform:translateX(18px); }

.icon-moon,.icon-sun {
  position:absolute;font-size:.6rem;color:#fff;
  transition:opacity .25s ease,transform .25s ease;
}
.icon-moon { opacity:1;transform:rotate(0deg); }
.icon-sun  { opacity:0;transform:rotate(-90deg); }

[data-theme="light"] .icon-moon { opacity:0;transform:rotate(90deg); }
[data-theme="light"] .icon-sun  { opacity:1;transform:rotate(0deg); }

.toggle-lbl {
  font-family:var(--fb);font-size:.78rem;font-weight:600;
  color:var(--t2);letter-spacing:.04em;
  transition:color .3s;
  white-space:nowrap;
}
.theme-toggle:hover .toggle-lbl { color:var(--blue); }

.hamburger {
  display:none;background:none;border:none;
  color:var(--t1);font-size:1.3rem;cursor:pointer;padding:.3rem;
}

/* ═══════════════════════════════════════
   HERO
═══════════════════════════════════════ */
#home {
  min-height:100vh;display:flex;align-items:center;
  padding:7rem 0 4rem;position:relative;z-index:1;
}
.hero-wrap { display:flex;align-items:center;justify-content:center; }
.hero-content { text-align:center;max-width:860px; }

/* Hero brand name */
.hero-name {
  display:flex;align-items:baseline;justify-content:center;gap:.4rem;
  margin-bottom:.75rem;line-height:1;
}
.name-main {
  font-family:var(--fh);font-size:clamp(3.5rem,9vw,7.5rem);
  font-weight:700;letter-spacing:-.04em;
  background:var(--g-brand);background-size:300% auto;
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  animation:brand-scroll 5s linear infinite;
}
.name-tag {
  font-family:var(--fh);font-size:clamp(1.2rem,3vw,2.8rem);font-weight:700;
  letter-spacing:.1em;color:var(--t1);
  border:2px solid rgba(192,132,252,.55);
  padding:.15em .5em;border-radius:10px;
  position:relative;top:.05em;
  background:rgba(192,132,252,.07);
  backdrop-filter:blur(8px);
  animation:tag-glow 3s ease-in-out infinite;
}
[data-theme="light"] .name-tag {
  border-color:rgba(124,58,237,.4);
  background:rgba(124,58,237,.07);
  color:var(--t1);
}

.hero-tagline { font-family:var(--fb);font-size:clamp(1rem,2.5vw,1.3rem);color:var(--t2);min-height:2em;margin-bottom:1.5rem; }
.tw-cursor { color:var(--blue);animation:blink .8s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1}50%{opacity:0} }

.hero-desc { font-size:clamp(.92rem,1.5vw,1.05rem);color:var(--t2);max-width:640px;margin:0 auto 2.5rem;line-height:1.9; }

.hero-btns { display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:4rem; }

.btn {
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.88rem 1.9rem;border-radius:100px;
  font-weight:600;font-size:.92rem;transition:var(--tr);
  cursor:pointer;border:none;font-family:var(--fb);
}
.btn-primary { background:var(--g-cta);color:#fff;box-shadow:0 4px 22px rgba(94,173,247,.35); }
.btn-primary:hover { transform:translateY(-3px);box-shadow:0 10px 36px rgba(94,173,247,.5); }
.btn-ghost {
  background:var(--bg-card);border:1.5px solid var(--border-h);
  color:var(--blue);backdrop-filter:blur(10px);
}
.btn-ghost:hover { background:rgba(94,173,247,.1);transform:translateY(-3px); }
[data-theme="light"] .btn-ghost { background:rgba(255,255,255,.7); }

/* Stats cards */
.hero-stats {
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:1.5rem;
  max-width:960px;
  margin:0 auto;
}
.stat {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:1.5rem;
  display:flex;
  align-items:center;
  gap:1.2rem;
  text-align:left;
  transition:var(--tr);
  backdrop-filter:blur(14px);
}
.stat:hover {
  transform:translateY(-5px);
  border-color:var(--border-h);
  background:var(--bg-card-h);
  box-shadow:0 15px 35px rgba(0,0,0,.15);
}
.stat-ico {
  width:48px;height:48px;
  border-radius:12px;
  background:rgba(94,173,247,.1);
  color:var(--blue);
  display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;flex-shrink:0;
}
.stat-n {
  font-family:var(--fh);font-size:1.6rem;font-weight:700;
  background:var(--g-cta);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  line-height:1;
}
.stat-n::after { content:'+';font-size:1rem; }
.stat-l { font-size:.68rem;color:var(--t3);text-transform:uppercase;letter-spacing:.12em;margin-top:.2rem;font-weight:700; }


/* ═══════════════════════════════════════
   SECTIONS — base bg
═══════════════════════════════════════ */
section, footer { position:relative;z-index:1; }

#about     { padding:var(--sp) 0;background:var(--bg-section);backdrop-filter:blur(2px); }
#experience{ padding:var(--sp) 0;background:var(--bg-alt); backdrop-filter:blur(2px); }
#skills    { padding:var(--sp) 0;background:var(--bg-section);backdrop-filter:blur(2px); }
#projects  { padding:var(--sp) 0;background:var(--bg-alt); backdrop-filter:blur(2px); }
#contact   { padding:var(--sp) 0;background:var(--bg-section);backdrop-filter:blur(2px); }

/* ═══════════════════════════════════════
   ABOUT
═══════════════════════════════════════ */
.about-grid { display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:start; }
.about-para { color:var(--t2);font-size:.98rem;line-height:1.95;margin-bottom:1.1rem; }
.about-para strong { color:var(--t1);font-weight:600; }

.info-chips { display:grid;grid-template-columns:1fr 1fr;gap:.75rem;margin-top:2.5rem; }
.info-chip {
  display:flex;align-items:flex-start;gap:.75rem;
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--r-md);padding:.9rem 1.1rem;transition:var(--tr);
}
.info-chip:hover { border-color:var(--border-h);background:var(--bg-card-h); }
.chip-icon {
  width:34px;height:34px;border-radius:9px;
  background:rgba(94,173,247,.1);color:var(--blue);
  display:flex;align-items:center;justify-content:center;font-size:.82rem;flex-shrink:0;margin-top:2px;
}
[data-theme="light"] .chip-icon { background:rgba(37,99,235,.08); }
.chip-label { display:block;font-size:.65rem;color:var(--t3);text-transform:uppercase;letter-spacing:.1em;font-weight:700;margin-bottom:.2rem; }
.chip-val   { font-size:.85rem;color:var(--t1);font-weight:500; }

.about-cards { display:flex;flex-direction:column;gap:1.2rem; }
.about-card {
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:1.75rem;position:relative;overflow:hidden;transition:var(--tr);
}
.about-card::after { content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--g-cta);opacity:0;transition:opacity .3s; }
.about-card:hover { border-color:var(--border-h);transform:translateY(-3px);background:var(--bg-card-h); }
.about-card:hover::after { opacity:1; }

.card-head { display:flex;align-items:center;gap:1rem;margin-bottom:1.1rem; }
.card-ico  { width:46px;height:46px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-size:1.2rem; }
.ico-gold  { background:rgba(251,191,36,.12);border:1px solid rgba(251,191,36,.25); }
.ico-green { background:rgba(52,211,153,.12);border:1px solid rgba(52,211,153,.25); }
.ico-violet{ background:rgba(192,132,252,.12);border:1px solid rgba(192,132,252,.25); }
.card-title{ font-family:var(--fh);font-size:1rem;font-weight:600;color:var(--t1); }
.card-sub  { font-size:.78rem;color:var(--t3); }
.card-body { color:var(--t2);font-size:.88rem;line-height:1.8; }

.cert-list { display:flex;flex-direction:column;gap:.55rem; }
.cert-row  { display:flex;align-items:center;gap:.65rem;color:var(--t2);font-size:.88rem; }
.cert-row i{ color:var(--emerald); }

.pill-wrap { display:flex;flex-wrap:wrap;gap:.45rem; }
.pill {
  font-size:.76rem;font-weight:500;padding:.28rem .85rem;border-radius:100px;
  background:rgba(192,132,252,.1);border:1px solid rgba(192,132,252,.2);color:var(--violet);
}
[data-theme="light"] .pill { background:rgba(124,58,237,.08);border-color:rgba(124,58,237,.2); }

/* ═══════════════════════════════════════
   EXPERIENCE
═══════════════════════════════════════ */
.tabs-wrap { display:flex;justify-content:center;margin-bottom:3rem; }
.tabs { display:flex;background:var(--bg-card);border:1px solid var(--border);border-radius:100px;padding:.3rem; }
.tab-btn {
  background:transparent;border:none;color:var(--t2);font-family:var(--fb);
  font-weight:600;font-size:.88rem;padding:.6rem 1.6rem;border-radius:100px;
  cursor:pointer;transition:var(--tr);display:flex;align-items:center;gap:.5rem;
}
.tab-btn.active { background:var(--g-cta);color:#fff;box-shadow:0 2px 14px rgba(94,173,247,.3); }
.tab-btn:hover:not(.active) { color:var(--blue); }

.tab-pane { display:none;animation:fadeUp .4s var(--ease) both; }
.tab-pane.active { display:block; }

.exp-grid { display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem; }
.exp-card {
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:2rem;position:relative;overflow:hidden;transition:var(--tr);
}
.exp-bar {
  position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--g-cta);transform:scaleY(0);transform-origin:bottom;transition:transform .4s var(--ease);
}
.exp-card:hover { border-color:var(--border-h);transform:translateY(-4px);box-shadow:0 20px 60px rgba(0,0,0,.18);background:var(--bg-card-h); }
.exp-card:hover .exp-bar { transform:scaleY(1); }

.exp-top { display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:.75rem; }
.exp-co  { font-family:var(--fh);font-weight:600;color:var(--blue);font-size:.98rem; }
.exp-date{ font-size:.7rem;font-weight:600;color:var(--t3);background:var(--bg-2);border:1px solid var(--border);border-radius:100px;padding:.2rem .7rem;white-space:nowrap; }
.exp-pos { font-family:var(--fh);font-size:1.05rem;font-weight:600;color:var(--t1);margin-bottom:1rem; }
.exp-list{ list-style:none;color:var(--t2);font-size:.9rem;line-height:1.72; }
.exp-list li { position:relative;padding-left:1.2rem;margin-bottom:.4rem; }
.exp-list li::before { content:'›';position:absolute;left:0;color:var(--blue);font-weight:700; }
.exp-desc-p { color:var(--t2);font-size:.9rem;line-height:1.75; }
.tag-row { display:flex;flex-wrap:wrap;gap:.4rem;margin-top:1.2rem; }
.exp-tag { font-size:.68rem;font-weight:600;font-family:var(--fb);padding:.22rem .65rem;background:rgba(94,173,247,.08);border:1px solid rgba(94,173,247,.18);border-radius:100px;color:var(--blue);letter-spacing:.04em; }

/* ═══════════════════════════════════════
   SKILLS — FLAT WRAPPING GRID
═══════════════════════════════════════ */

/* One flat row-wrap grid — items flow left-to-right,
   auto-wrap to next row when the row is full */
.logo-grid {
  display:flex;
  flex-wrap:wrap;
  gap:1rem;
  justify-content:center;      /* center-aligned rows */
}

/* Each card has a fixed width; row fills, then wraps */
.logo-item {
  --accent:#5eadf7;
  width:130px;          /* fixed card width */
  flex-shrink:0;
  cursor:pointer;
  animation:logo-float var(--fd,4s) ease-in-out infinite var(--fdelay,0s);
  will-change:transform;
  transform-style:preserve-3d;
}

.logo-inner {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:1.6rem .75rem 1.1rem;
  display:flex;flex-direction:column;align-items:center;gap:.7rem;
  transition:border-color .3s,box-shadow .3s,background .3s;
  position:relative;overflow:hidden;
  backdrop-filter:blur(8px);
}
/* top accent stripe */
.logo-inner::before {
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--accent),transparent);
  opacity:0;transition:opacity .3s;
}
/* shimmer sweep */
.logo-inner::after {
  content:'';position:absolute;top:-120%;left:-60%;
  width:50%;height:300%;
  background:linear-gradient(105deg,transparent 40%,rgba(255,255,255,.07) 50%,transparent 60%);
  transform:skewX(-15deg);pointer-events:none;opacity:0;
}
.logo-item:hover .logo-inner {
  background:var(--bg-card-h);
  border-color:var(--accent);
  box-shadow:0 20px 50px rgba(0,0,0,.25),0 0 28px color-mix(in srgb,var(--accent) 25%,transparent),inset 0 0 0 1px color-mix(in srgb,var(--accent) 18%,transparent);
}
.logo-item:hover .logo-inner::before { opacity:1; }
.logo-item:hover .logo-inner::after  { animation:shimmer-pass .65s ease forwards;opacity:1; }
@keyframes shimmer-pass { to { left:140%; } }

.logo-icon { width:54px;height:54px;display:flex;align-items:center;justify-content:center;position:relative;z-index:1; }
.logo-icon img {
  width:100%;height:100%;object-fit:contain;
  filter:drop-shadow(0 4px 10px rgba(0,0,0,.4));
  transition:filter .3s,transform .35s;
  user-select:none;pointer-events:none;-webkit-user-drag:none;
}
.logo-icon svg { width:100%;height:100%; }

.logo-item:hover .logo-icon img {
  filter:drop-shadow(0 6px 18px color-mix(in srgb,var(--accent) 65%,transparent));
  transform:scale(1.14) rotateZ(-4deg);
}
.logo-item:hover .logo-icon svg {
  filter:drop-shadow(0 6px 18px color-mix(in srgb,var(--accent) 65%,transparent));
  transform:scale(1.14) rotateZ(-4deg);
}

.logo-name { font-family:var(--fh);font-size:.74rem;font-weight:600;color:var(--t2);text-align:center;letter-spacing:.02em;transition:color .3s;position:relative;z-index:1;line-height:1.3; }
.logo-item:hover .logo-name { color:var(--accent); }

@keyframes logo-float {
  0%,100% { transform:translateY(0) rotateX(0deg) rotateY(0deg); }
  33%     { transform:translateY(-9px) rotateX(5deg) rotateY(7deg); }
  66%     { transform:translateY(-4px) rotateX(-3deg) rotateY(-5deg); }
}

/* ═══════════════════════════════════════
   PROJECTS
═══════════════════════════════════════ */
.proj-grid { display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:1.5rem; }
.proj-card {
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-xl);
  padding:2rem;display:flex;flex-direction:column;gap:1rem;transition:var(--tr);
}
.proj-card:hover { border-color:var(--border-h);transform:translateY(-6px);box-shadow:0 30px 80px rgba(0,0,0,.2),0 0 40px rgba(94,173,247,.08);background:var(--bg-card-h); }
.proj-top { display:flex;justify-content:space-between;align-items:flex-start; }
.proj-ico { width:52px;height:52px;border-radius:var(--r-md);background:rgba(94,173,247,.1);border:1px solid rgba(94,173,247,.2);display:flex;align-items:center;justify-content:center;font-size:1.4rem; }
.proj-links { display:flex;gap:.5rem; }
.proj-link { width:36px;height:36px;border-radius:var(--r-sm);background:var(--bg-2);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--t2);font-size:.85rem;transition:var(--tr); }
.proj-link:hover { background:rgba(94,173,247,.1);border-color:var(--blue);color:var(--blue); }
.proj-title { font-family:var(--fh);font-size:1.12rem;font-weight:700;color:var(--t1); }
.proj-desc  { font-size:.9rem;color:var(--t2);line-height:1.8;flex:1; }
.stack-row  { display:flex;flex-wrap:wrap;gap:.4rem; }
.stack-tag  { font-size:.68rem;font-weight:600;padding:.22rem .6rem;background:var(--bg-2);border:1px solid var(--border);border-radius:100px;color:var(--t3);font-family:var(--fb);letter-spacing:.04em; }

/* ═══════════════════════════════════════
   CONTACT
═══════════════════════════════════════ */
.contact-grid { display:grid;grid-template-columns:1fr 1.55fr;gap:2rem;align-items:start; }
.contact-info {
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-xl);padding:2.5rem;position:relative;overflow:hidden;
}
.contact-info::before { content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--g-green); }
.ci-title { font-family:var(--fh);font-size:1.3rem;font-weight:700;color:var(--t1);margin-bottom:.35rem; }
.ci-sub   { font-size:.85rem;color:var(--t3);margin-bottom:2rem; }
.ci-items { display:flex;flex-direction:column;gap:1.2rem; }
.ci-item  { display:flex;align-items:center;gap:1rem; }
.ci-ico   { width:42px;height:42px;border-radius:var(--r-md);background:rgba(94,173,247,.1);border:1px solid rgba(94,173,247,.15);display:flex;align-items:center;justify-content:center;color:var(--blue);flex-shrink:0; }
.ci-lbl   { display:block;font-size:.66rem;color:var(--t3);text-transform:uppercase;letter-spacing:.1em;font-weight:700;margin-bottom:.15rem; }
.ci-val   { font-size:.88rem;color:var(--t1);font-weight:500; }
.ci-socials { display:flex;gap:.7rem;margin-top:2rem;padding-top:2rem;border-top:1px solid var(--border); }

.soc-btn { width:42px;height:42px;border-radius:var(--r-md);background:var(--bg-2);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--t2);font-size:.9rem;transition:var(--tr); }
.soc-btn:hover { background:rgba(94,173,247,.1);border-color:var(--blue);color:var(--blue);transform:translateY(-2px); }

.contact-form-card { background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-xl);padding:2.5rem; }
.f-row   { display:grid;grid-template-columns:1fr 1fr;gap:1rem; }
.f-group { margin-bottom:1.25rem; }
.f-label { display:block;font-size:.68rem;font-weight:700;color:var(--t3);text-transform:uppercase;letter-spacing:.12em;margin-bottom:.5rem;font-family:var(--fb); }
.f-input { width:100%;padding:.82rem 1.15rem;background:var(--bg-2);border:1.5px solid var(--border);border-radius:var(--r-md);color:var(--t1);font-size:.92rem;font-family:var(--fb);outline:none;transition:var(--tr); }
.f-input:focus { border-color:var(--blue);box-shadow:0 0 0 3px rgba(94,173,247,.13); }
.f-input::placeholder { color:var(--t3); }
textarea.f-input { min-height:130px;resize:vertical; }
.f-submit { width:100%;padding:1rem;background:var(--g-cta);color:#fff;border:none;border-radius:var(--r-md);font-size:.95rem;font-weight:700;font-family:var(--fh);cursor:pointer;transition:var(--tr);display:flex;align-items:center;justify-content:center;gap:.5rem;box-shadow:0 4px 22px rgba(94,173,247,.3);letter-spacing:.02em; }
.f-submit:hover { transform:translateY(-2px);box-shadow:0 10px 36px rgba(94,173,247,.45); }
.f-alert { margin-top:1rem;padding:.88rem 1.1rem;border-radius:var(--r-md);font-size:.88rem;font-weight:500;display:none;align-items:center;gap:.5rem; }
.f-ok  { background:rgba(52,211,153,.1);border:1px solid rgba(52,211,153,.25);color:var(--emerald); }
.f-err { background:rgba(248,113,113,.1);border:1px solid rgba(248,113,113,.25);color:#f87171; }

/* ═══════════════════════════════════════
   FOOTER
═══════════════════════════════════════ */
footer { background:var(--bg-alt);border-top:1px solid var(--border);padding:2.5rem 0; }
.footer-inner { display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1.5rem; }
.foot-brand { display:inline-flex;align-items:baseline;gap:.2rem; }
.fb-main { font-family:var(--fh);font-size:1.1rem;font-weight:700;letter-spacing:-.03em;background:var(--g-brand);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:brand-scroll 4s linear infinite; }
.fb-tag  { font-family:var(--fh);font-size:.65rem;font-weight:700;letter-spacing:.15em;color:var(--violet);border:1.5px solid rgba(192,132,252,.4);padding:.08rem .4rem;border-radius:4px;margin-left:.1rem; }
.foot-copy { font-size:.82rem;color:var(--t3); }
.foot-copy span { color:var(--rose); }
.foot-socials { display:flex;gap:.6rem; }

/* ═══════════════════════════════════════
   SCROLL REVEAL
═══════════════════════════════════════ */
@keyframes fadeUp { from{opacity:0;transform:translateY(28px)} to{opacity:1;transform:none} }

.reveal   { opacity:0;transform:translateY(30px); transition:opacity .7s var(--ease),transform .7s var(--ease); }
.reveal-l { opacity:0;transform:translateX(-28px);transition:opacity .7s var(--ease),transform .7s var(--ease); }
.reveal.visible,.reveal-l.visible { opacity:1;transform:none; }

/* ═══════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════ */
@media(max-width:1024px){ .about-grid{gap:3rem;} }
@media(max-width:900px){
  .about-grid,.contact-grid{grid-template-columns:1fr;}
  .exp-grid{grid-template-columns:1fr;}
}
@media(max-width:768px){
  :root{--sp:5.5rem;}
  .container { padding: 0 1rem; }
  .nav-inner { justify-content: space-between; }
  .nav-logo, .nav-right { flex: 0 0 auto; }
  .nav-cta-end { display: none; }
  .nav-mobile-cta { display: block; width: 100%; margin-top: 1rem; text-align: center; }
  .nav-cta-box { display: inline-block; width: 100%; padding: .8rem 0; font-size: .9rem; }
  .nav-links{display:none;}
  .nav-links.open{
    display:flex;flex-direction:column;
    position:fixed;top:60px;left:0;right:0;
    background:var(--bg-nav);backdrop-filter:blur(24px);
    border-bottom:1px solid var(--border);padding:1.5rem;z-index:400;gap:.25rem;
  }
  .nav-links.open li{width:100%;}
  .nav-links.open a{display:block;text-align:center;padding:.75rem;border-radius:var(--r-md);}
  .nav-links.open a.nav-cta{margin-left:0;border-radius:var(--r-md);}
  .hamburger{display:block;}
  .logo-text { font-size: 1.1rem; }
  .logo-tag { padding: .05rem .3rem; font-size: .6rem; }
  .nav-cta-center { padding: .4rem .9rem; font-size: .75rem; }
  .logo-item{width:110px;}
  .hero-stats { 
    grid-template-columns: repeat(2, 1fr); 
    padding: .85rem; 
    gap: .75rem; 
    width: 100%; 
    max-width: 100%; 
    box-shadow: none; 
  }
  .stat { padding: .85rem; gap: .6rem; }
  .stat-ico { width: 38px; height: 38px; font-size: 1rem; border-radius: 10px; }
  .stat-n { font-size: 1.3rem; }
  .stat-l { font-size: .6rem; }
  .logo-item { width: 110px; }
  .info-chips{grid-template-columns:1fr;}
  .f-row{grid-template-columns:1fr;}
}
@media(max-width:480px){
  .logo-tag { display: none; }
  .logo-text { font-size: 1rem; }
  .nav-cta-center { flex: 1.2; padding: .4rem .7rem; }
  .logo-item{width:calc(50% - .5rem);}
  .proj-grid{grid-template-columns:1fr;}
  .hero-btns{flex-direction:column;align-items:center;}
  .btn{width:100%;max-width:280px;justify-content:center;}
}