/* =========================================================
   TOKENS
========================================================= */
:root{
  --bg:            #0a0d12;
  --bg-panel:      #10141c;
  --bg-panel-2:    #161b26;
  --border:        #232a38;
  --border-soft:   #1a2029;

  --text-primary:  #edeff2;
  --text-secondary:#9aa3b2;
  --text-tertiary: #5c6577;

  --gold:          #e8a33d;
  --gold-dim:      rgba(232,163,61,0.14);
  --gold-soft:     rgba(232,163,61,0.35);

  --blue:          #4c8dc7;
  --blue-dim:      rgba(76,141,199,0.14);
  --blue-soft:     rgba(76,141,199,0.35);

  --green:         #3fb68b;
  --red:           #d9605f;
  --yellow:        #e0b04a;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --container: 1160px;
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 20px;

  --ease: cubic-bezier(.22,1,.36,1);
}

/* =========================================================
   RESET
========================================================= */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family: inherit; cursor:pointer; }
input, textarea{ font-family: inherit; }
h1,h2,h3,p{ margin:0; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior:auto !important; }
}

::selection{ background: var(--gold-soft); color:#0a0d12; }

/* subtle grain overlay for premium feel */
.noise-overlay{
  position: fixed; inset:0; pointer-events:none; z-index: 999;
  opacity: 0.035; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* =========================================================
   ANIMATED GRADIENT BACKGROUND
   Sits fixed behind every section (z-index -1) so the whole
   page feels alive without competing with foreground content.
========================================================= */
.animated-bg{
  position: fixed; inset:0; z-index:-1; pointer-events:none;
  background:
    radial-gradient(38% 38% at 12% 18%, rgba(76,141,199,0.16), transparent 70%),
    radial-gradient(34% 34% at 88% 14%, rgba(232,163,61,0.13), transparent 70%),
    radial-gradient(42% 42% at 50% 92%, rgba(63,182,139,0.08), transparent 70%),
    var(--bg);
  background-size: 200% 200%, 200% 200%, 200% 200%, 100% 100%;
  animation: bgDrift 22s ease-in-out infinite alternate;
}
@keyframes bgDrift{
  0%{   background-position: 0% 0%,   100% 0%,   50% 100%, 0 0; }
  50%{  background-position: 30% 20%, 70% 30%,   40% 80%,  0 0; }
  100%{ background-position: 10% 10%, 90% 10%,   60% 100%, 0 0; }
}
@media (prefers-reduced-motion: reduce){
  .animated-bg{ animation: none; }
}

/* =========================================================
   LOADING SCREEN
   Full-screen splash covering the page while assets finish
   loading. script.js adds `.loader-hide` once window "load"
   fires, then removes the element from the DOM entirely.
========================================================= */
.loader{
  position: fixed; inset:0; z-index: 2000;
  display:flex; align-items:center; justify-content:center;
  background: var(--bg);
  transition: opacity .6s var(--ease), visibility .6s var(--ease);
}
.loader-inner{
  display:flex; flex-direction:column; align-items:center; gap:22px;
}
.loader-logo{
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  animation: loaderPulse 1.6s ease-in-out infinite;
}
@keyframes loaderPulse{
  0%, 100%{ opacity:1; }
  50%{ opacity:.55; }
}
.loader-bar{
  width: 180px; height: 3px; border-radius:999px;
  background: var(--border-soft);
  overflow:hidden;
}
.loader-bar-fill{
  display:block; height:100%; width:40%; border-radius:999px;
  background: linear-gradient(90deg, var(--blue), var(--gold));
  animation: loaderSlide 1.1s ease-in-out infinite;
}
@keyframes loaderSlide{
  0%{ transform: translateX(-120%); }
  100%{ transform: translateX(320%); }
}
.loader-text{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: .12em;
}
/* State added by script.js once the page has fully loaded */
.loader-hide{
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
/* Prevents scrolling/interaction while the loader is visible */
body.is-loading{ overflow: hidden; height: 100vh; }

@media (prefers-reduced-motion: reduce){
  .loader-logo, .loader-bar-fill{ animation: none; }
}

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =========================================================
   REVEAL ANIMATION
========================================================= */
.reveal{
  opacity:0;
  transform: translateY(22px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  transition-delay: calc(var(--delay, 0) * 90ms);
}
.reveal.in-view{ opacity:1; transform: translateY(0); }

/* =========================================================
   NAVBAR
========================================================= */
.navbar{
  position: fixed; top:0; left:0; right:0; z-index: 100;
  padding: 22px 0;
  transition: padding .35s var(--ease), background-color .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled{
  padding: 12px 0;
  background: rgba(10,13,18,0.82);
  backdrop-filter: none;
  border-bottom: 1px solid var(--border-soft);
  box-shadow: 0 10px 30px -20px rgba(0,0,0,0.6);
}
.nav-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  display:flex; align-items:center; justify-content:space-between;
  gap: 24px;
}
.nav-logo{
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  white-space: nowrap;
}
.accent-blue{ color: var(--blue); }
.nav-links{
  display:flex; align-items:center; gap: 8px;
  margin: 0 auto;
}
.nav-link{
  position: relative;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: 999px;
  transition: color .25s var(--ease), background-color .25s var(--ease);
}
.nav-link:hover{ color: var(--text-primary); }
.nav-link.active{
  color: var(--text-primary);
  background: var(--bg-panel-2);
}
.nav-cta{
  font-size: 0.88rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--gold-soft);
  color: var(--gold);
  white-space: nowrap;
  transition: background-color .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}
.nav-cta:hover{ background: var(--gold); color:#0a0d12; transform: translateY(-1px); }

.nav-toggle{
  display:none;
  flex-direction:column; justify-content:center; gap:5px;
  width: 40px; height: 40px;
  background: transparent; border: 1px solid var(--border); border-radius: 8px;
}
.nav-toggle span{
  display:block; height:1.5px; width: 18px; margin:0 auto;
  background: var(--text-primary);
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav-toggle.open span:nth-child(1){ transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-6.5px) rotate(-45deg); }

/* =========================================================
   HERO
========================================================= */
.hero{
  position: relative;
  min-height: 100vh;
  display:flex; flex-direction:column; justify-content:center;
  padding: 140px 32px 100px;
  overflow:hidden;
}
.hero-bg{ position:absolute; inset:0; z-index:0; }
.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 40%, transparent 85%);
}
.glow{ position:absolute; border-radius:50%; filter: blur(110px); opacity:.35; }
.glow-blue{ width:420px; height:420px; background: var(--blue); top:-100px; left:-120px; }
.glow-gold{ width:380px; height:380px; background: var(--gold); bottom:-140px; right:-100px; opacity:.22; }

.hero-inner{
  position: relative; z-index:1;
  max-width: var(--container);
  margin: 0 auto;
  width:100%;
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 60px;
  align-items:center;
}
.hero-greeting{
  font-family: var(--font-mono);
  font-size: 0.98rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
}
.wave{ display:inline-block; animation: wave 2.4s ease-in-out infinite; transform-origin: 70% 70%; }
@keyframes wave{
  0%, 100%{ transform: rotate(0deg); }
  10%{ transform: rotate(16deg); }
  20%{ transform: rotate(-10deg); }
  30%{ transform: rotate(14deg); }
  40%{ transform: rotate(-4deg); }
  50%{ transform: rotate(0deg); }
}
.hero-name{
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.4vw, 3.9rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 18px;
}
.hero-role{
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 500;
  color: var(--gold);
  display:flex; align-items:center; gap:10px;
  margin-bottom: 26px;
  min-height: 1.6em;
}
.prompt-symbol{ color: var(--blue); }
.cursor{
  color: var(--gold);
  font-weight:400;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink{ 50%{ opacity:0; } }

.hero-desc{
  max-width: 560px;
  color: var(--text-secondary);
  font-size: 1.02rem;
  margin-bottom: 34px;
}
.hero-actions{ display:flex; flex-wrap:wrap; gap:16px; margin-bottom: 28px; }
.hero-meta{
  font-size: 0.88rem;
  color: var(--text-tertiary);
  display:flex; align-items:center; gap:8px;
}
.dot{ width:7px; height:7px; border-radius:50%; display:inline-block; }
.dot-live{ background: var(--green); box-shadow: 0 0 0 0 rgba(63,182,139,.5); animation: pulse 2s infinite; }
@keyframes pulse{
  0%{ box-shadow: 0 0 0 0 rgba(63,182,139,.5); }
  70%{ box-shadow: 0 0 0 8px rgba(63,182,139,0); }
  100%{ box-shadow: 0 0 0 0 rgba(63,182,139,0); }
}

/* buttons */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn svg{ transition: transform .3s var(--ease); }
.btn:hover svg{ transform: translateX(3px); }
.btn-primary{
  background: var(--gold);
  color: #171006;
  box-shadow: 0 12px 30px -12px rgba(232,163,61,0.55);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 16px 34px -10px rgba(232,163,61,0.65); }
.btn-secondary{
  background: transparent;
  border-color: var(--border);
  color: var(--text-primary);
}
.btn-secondary:hover{ border-color: var(--blue-soft); background: var(--blue-dim); transform: translateY(-2px); }
.btn-full{ width:100%; justify-content:center; }

/* code card */
.hero-visual{ position:relative; }
.code-card{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  overflow:hidden;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,0.7);
  transform: rotate(1.2deg);
  transition: transform .5s var(--ease);
}
.code-card:hover{ transform: rotate(0deg) translateY(-4px); }
.code-card-bar{
  display:flex; align-items:center; gap:8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-panel-2);
}
.tl-dot{ width:10px; height:10px; border-radius:50%; }
.tl-dot.red{ background: var(--red); }
.tl-dot.yellow{ background: var(--yellow); }
.tl-dot.green{ background: var(--green); }
.code-card-title{
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-tertiary);
}
.code-card-body{
  margin:0;
  padding: 22px 22px 26px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--text-secondary);
  overflow-x:auto;
}
.tk-kw{ color: var(--blue); }
.tk-cls{ color: var(--gold); }
.tk-fn{ color: #c9a7e8; }
.tk-str{ color: var(--green); }
.tk-self{ color: var(--text-tertiary); font-style:italic; }

.scroll-cue{
  position:absolute; bottom: 34px; left:50%; transform: translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:8px;
  color: var(--text-tertiary); font-size: 0.75rem; letter-spacing:.08em; text-transform:uppercase;
}
.scroll-cue-line{ width:1px; height:34px; background: linear-gradient(var(--text-tertiary), transparent); animation: scrollcue 1.8s ease-in-out infinite; }
@keyframes scrollcue{ 0%{ transform: scaleY(0); transform-origin:top; opacity:0;} 40%{ transform: scaleY(1); transform-origin:top; opacity:1;} 60%{ transform: scaleY(1); transform-origin:bottom; opacity:1;} 100%{ transform: scaleY(0); transform-origin:bottom; opacity:0;} }

/* =========================================================
   SECTIONS (shared)
========================================================= */
.section{ padding: 130px 32px; position:relative; }
.section-alt{ background: linear-gradient(180deg, transparent, rgba(255,255,255,0.012) 12%, rgba(255,255,255,0.012) 88%, transparent); }
.section-inner{ max-width: var(--container); margin:0 auto; }
.eyebrow{
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}
.hash{ color: var(--gold); }
.section-title{
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  max-width: 720px;
  margin-bottom: 16px;
}
.section-sub{
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 56px;
  font-size: 1rem;
}

/* =========================================================
   ABOUT
========================================================= */
.about-grid{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items:center;
  margin-top: 48px;
}
.about-visual{ position:relative; display:flex; flex-direction:column; align-items:center; gap:28px; }
.avatar-frame{ position:relative; width: 220px; height:220px; }
.avatar-circle{
  width:100%; height:100%; border-radius:50%;
  background: linear-gradient(155deg, var(--bg-panel-2), var(--bg-panel));
  border: 1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  font-family: var(--font-display);
  font-size: 3.4rem; font-weight:700;
  color: var(--gold);
}
.avatar-ring{
  position:absolute; inset:-14px; border-radius:50%;
  border: 1px dashed var(--border);
  animation: spin 22s linear infinite;
}
@keyframes spin{ to{ transform: rotate(360deg); } }
.about-badge{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 16px 20px;
  display:flex; align-items:center; gap:14px;
  width: 100%;
  max-width: 260px;
}
.badge-num{ font-family: var(--font-display); font-size: 1.7rem; font-weight:700; color: var(--blue); }
.badge-label{ font-size: 0.78rem; color: var(--text-tertiary); line-height:1.4; }

.about-content p{ color: var(--text-secondary); margin-bottom: 18px; }
.about-lead{ color: var(--text-primary) !important; font-size: 1.08rem; }
.about-facts{
  display:grid; grid-template-columns: 1fr 1fr; gap: 18px 28px;
  margin-top: 30px; padding-top: 30px;
  border-top: 1px solid var(--border-soft);
}
.fact{ display:flex; flex-direction:column; gap:6px; }
.fact-label{ font-family: var(--font-mono); font-size:0.75rem; color: var(--text-tertiary); text-transform:uppercase; letter-spacing:.06em; }
.fact-value{ font-size: 0.95rem; font-weight:500; }

.about-highlights{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 64px;
  padding-top: 56px;
  border-top: 1px solid var(--border-soft);
}
.highlight-card{
  position: relative;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 26px 22px;
  overflow:hidden;
  transition: transform .4s var(--ease), border-color .4s var(--ease), box-shadow .4s var(--ease);
}
.highlight-card::before{
  content:'';
  position:absolute; inset:0;
  background: radial-gradient(140px 90px at 20% 0%, var(--blue-dim), transparent 70%);
  opacity:0;
  transition: opacity .4s var(--ease);
  pointer-events:none;
}
.highlight-card:nth-child(2n)::before{
  background: radial-gradient(140px 90px at 20% 0%, var(--gold-dim), transparent 70%);
}
.highlight-card:hover{
  transform: translateY(-6px);
  border-color: var(--blue-soft);
  box-shadow: 0 24px 46px -30px rgba(0,0,0,.75);
}
.highlight-card:nth-child(2n):hover{ border-color: var(--gold-soft); }
.highlight-card:hover::before{ opacity:1; }
.highlight-icon{
  position:relative;
  display:flex; align-items:center; justify-content:center;
  width:46px; height:46px; border-radius: 12px;
  background: var(--bg-panel-2); border: 1px solid var(--border-soft);
  color: var(--blue);
  margin-bottom: 20px;
  transition: transform .5s var(--ease), background-color .4s var(--ease), color .4s var(--ease);
}
.highlight-icon svg{ width:22px; height:22px; }
.highlight-card:nth-child(2n) .highlight-icon{ color: var(--gold); }
.highlight-card:hover .highlight-icon{ transform: scale(1.12) rotate(-8deg); background: var(--blue-dim); }
.highlight-card:nth-child(2n):hover .highlight-icon{ background: var(--gold-dim); }
.highlight-card h3{
  position:relative;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
}
.highlight-card p{
  position:relative;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height:1.6;
}

/* =========================================================
   SKILLS
========================================================= */
.skills-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.skill-card{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 24px;
  transition: transform .35s var(--ease), border-color .35s var(--ease);
}
.skill-card:hover{ transform: translateY(-6px); border-color: var(--blue-soft); box-shadow: 0 20px 40px -28px rgba(0,0,0,.7); }
.skill-learning:hover{ border-color: var(--gold-soft); }
.skill-top{ display:flex; align-items:center; gap:12px; margin-bottom: 16px; }
.skill-icon{
  width:38px; height:38px; border-radius: 10px; flex-shrink:0;
  background: var(--bg-panel-2); border:1px solid var(--border-soft);
  display:flex; align-items:center; justify-content:center;
  color: var(--blue);
  transition: transform .45s var(--ease), background-color .45s var(--ease), border-color .45s var(--ease), color .45s var(--ease);
}
.skill-icon svg{ width:19px; height:19px; }
.skill-learning .skill-icon{ color: var(--gold); }
.skill-card:hover .skill-icon{
  transform: scale(1.1) rotate(-6deg);
  background: var(--blue-dim);
  border-color: var(--blue-soft);
}
.skill-learning:hover .skill-icon{
  background: var(--gold-dim);
  border-color: var(--gold-soft);
}
.skill-name{ font-weight:600; font-size:0.98rem; flex:1; }
.skill-pct{ font-family: var(--font-mono); font-size:0.8rem; color: var(--text-tertiary); transition: color .3s var(--ease); }
.skill-pct-learning{ color: var(--gold); }
.skill-card:hover .skill-pct{ color: var(--text-primary); }
.skill-bar{
  position:relative;
  height:6px; border-radius:999px; background: var(--bg-panel-2);
  overflow:hidden; margin-bottom:14px;
}
.skill-bar-fill{
  position:relative;
  display:block; height:100%; width:0%;
  background: linear-gradient(90deg, var(--blue), #6fb0e0);
  border-radius:999px;
  transition: width 1.2s var(--ease);
  overflow:hidden;
}
.skill-bar-fill::after{
  content:'';
  position:absolute; top:0; bottom:0; left:-60%; width:60%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
  animation: shimmer 2.6s ease-in-out infinite;
  animation-delay: 1.3s;
}
@keyframes shimmer{
  0%{ left:-60%; }
  60%, 100%{ left:130%; }
}
.skill-bar-learning{ background: linear-gradient(90deg, var(--gold), #f2c274); }
.skill-note{ color: var(--text-tertiary); font-size:0.85rem; transition: color .3s var(--ease); }
.skill-card:hover .skill-note{ color: var(--text-secondary); }
.skill-learning{ border-color: var(--gold-soft); }

/* =========================================================
   PROJECTS
========================================================= */
.projects-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.project-card{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  overflow: hidden;
  display:flex; flex-direction:column;
  transition: transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}
.project-card:hover{
  transform: translateY(-8px);
  border-color: var(--blue-soft);
  box-shadow: 0 28px 55px -28px rgba(0,0,0,.8);
}

/* image placeholder */
.project-image{
  position: relative;
  aspect-ratio: 16 / 10;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:10px;
  background:
    linear-gradient(135deg, var(--bg-panel-2), var(--bg-panel)),
    repeating-linear-gradient(45deg, rgba(255,255,255,0.015) 0 2px, transparent 2px 14px);
  border-bottom: 1px solid var(--border-soft);
  overflow: hidden;
}
.project-image::after{
  content:'';
  position:absolute; top:0; bottom:0; left:-60%; width:45%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
  transform: skewX(-12deg);
  transition: left .75s var(--ease);
}
.project-card:hover .project-image::after{ left: 130%; }
.project-image svg{
  width: 34px; height:34px;
  color: var(--text-tertiary);
  opacity: .8;
  transition: transform .5s var(--ease), color .45s var(--ease), opacity .45s var(--ease);
}
.project-card:hover .project-image svg{
  transform: scale(1.14) translateY(-3px);
  color: var(--blue);
  opacity: 1;
}
.project-image-label{
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.project-body{
  padding: 24px 26px 28px;
  display:flex; flex-direction:column; gap:14px;
  flex:1;
}
.project-top{ display:flex; align-items:center; justify-content:space-between; }
.project-tag{
  font-family: var(--font-mono); font-size:0.72rem; text-transform:uppercase; letter-spacing:.05em;
  padding: 5px 11px; border-radius:999px;
  background: var(--blue-dim); color: var(--blue);
}
.project-tag-ghost{ background: var(--gold-dim); color: var(--gold); }
.project-title{ font-family: var(--font-display); font-size:1.2rem; font-weight:600; }
.project-desc{ color: var(--text-secondary); font-size:0.9rem; flex:1; }
.project-stack{ display:flex; flex-wrap:wrap; gap:8px; }
.project-stack span{
  font-size:0.74rem; font-family: var(--font-mono); color: var(--text-tertiary);
  border: 1px solid var(--border-soft); padding: 4px 10px; border-radius:999px;
}

.project-github{
  display:inline-flex; align-items:center; gap:9px;
  align-self:flex-start;
  padding: 10px 20px;
  margin-top: 4px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.86rem; font-weight:600;
  color: var(--text-primary);
  transition: background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}
.project-github svg{ width:16px; height:16px; transition: transform .3s var(--ease); }
.project-github:hover{
  background: var(--gold);
  border-color: var(--gold);
  color: #171006;
  transform: translateY(-2px);
}
.project-github:hover svg{ transform: rotate(-8deg); }

/* =========================================================
   CONTACT
========================================================= */
.contact-grid{
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
}
.contact-info{ display:flex; flex-direction:column; gap:2px; }
.contact-row{
  display:flex; flex-direction:column; gap:4px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--border-soft);
  transition: padding-left .3s var(--ease), color .3s var(--ease);
}
a.contact-row:hover{ padding-left: 12px; color: var(--gold); }
.contact-row-static:hover{ padding-left:4px; color:inherit; }
.contact-label{ font-family: var(--font-mono); font-size:0.75rem; color: var(--text-tertiary); text-transform:uppercase; letter-spacing:.06em; }
.contact-value{ font-size:1.02rem; font-weight:500; }

/* social links */
.social-links{ margin-top: 30px; padding-top: 26px; }
.social-links-label{
  display:block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 16px;
}
.social-icons{ display:flex; gap: 16px; }
.social-icon{
  position: relative;
  display:flex; align-items:center; justify-content:center;
  width: 50px; height: 50px;
  border-radius: 50%;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  animation: iconFloat 3.6s ease-in-out infinite;
  transition: transform .4s var(--ease), background-color .4s var(--ease), border-color .4s var(--ease), color .4s var(--ease), box-shadow .4s var(--ease);
}
.social-icon svg{ width: 21px; height: 21px; }
.social-icons a:nth-child(2){ animation-delay: .4s; }
@keyframes iconFloat{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(-5px); }
}
.social-icon::after{
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--bg-panel-2);
  border: 1px solid var(--border-soft);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 5px 10px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.social-icon:hover{
  animation-play-state: paused;
  transform: translateY(-6px) scale(1.07);
  background: var(--gold);
  border-color: var(--gold);
  color: #171006;
  box-shadow: 0 16px 32px -14px rgba(232,163,61,.55);
}
.social-icons a:nth-child(2):hover{
  background: var(--blue);
  border-color: var(--blue);
  color: #0a0d12;
  box-shadow: 0 16px 32px -14px rgba(76,141,199,.55);
}
.social-icon:hover::after{ opacity: 1; transform: translateX(-50%) translateY(0); }

.contact-form{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: 32px;
  display:flex; flex-direction:column; gap:18px;
}
.form-field{ display:flex; flex-direction:column; gap:8px; }
.form-field label{ font-size:0.82rem; color: var(--text-secondary); font-weight:500; }
.form-field input, .form-field textarea{
  background: var(--bg-panel-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-s);
  padding: 13px 15px;
  color: var(--text-primary);
  font-size:0.94rem;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
  resize: vertical;
}
.form-field input::placeholder, .form-field textarea::placeholder{ color: var(--text-tertiary); }
.form-field input:focus, .form-field textarea:focus{
  outline:none; border-color: var(--blue-soft);
  box-shadow: 0 0 0 3px var(--blue-dim);
}
.form-note{ font-size:0.78rem; color: var(--text-tertiary); text-align:center; }

/* premium send button shine */
.btn-submit{ position: relative; overflow: hidden; }
.btn-submit::before{
  content:'';
  position:absolute; top:0; bottom:0; left:-60%; width:40%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.45), transparent);
  transform: skewX(-15deg);
  transition: left .7s var(--ease);
}
.btn-submit:hover::before{ left: 130%; }

/* =========================================================
   FOOTER
========================================================= */
.footer{ padding: 48px 32px 28px; border-top: 1px solid var(--border-soft); }
.footer-inner{
  max-width: var(--container); margin:0 auto;
  display:flex; align-items:center; justify-content:space-between; gap: 20px;
  margin-bottom: 20px;
}
.footer-tag{ color: var(--text-tertiary); font-size:0.88rem; }
.back-to-top{
  width:40px; height:40px; border-radius:50%;
  background: var(--bg-panel); border:1px solid var(--border);
  color: var(--text-primary); font-size:1rem;
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}
.back-to-top:hover{ transform: translateY(-3px); border-color: var(--gold-soft); color: var(--gold); }
.footer-copy{
  max-width: var(--container); margin:0 auto;
  color: var(--text-tertiary); font-size:0.8rem; text-align:center;
}

/* =========================================================
   FLOATING WHATSAPP BUTTON
   Fixed bottom-right on every screen size, with a soft
   looping pulse ring to draw the eye without being annoying.
========================================================= */
.whatsapp-float{
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 500;
  width: 58px; height: 58px;
  display:flex; align-items:center; justify-content:center;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  box-shadow: 0 14px 30px -10px rgba(37,211,102,0.65);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.whatsapp-float svg{ width: 30px; height: 30px; position:relative; z-index:2; }
.whatsapp-float:hover{
  transform: translateY(-4px) scale(1.06);
  box-shadow: 0 18px 36px -8px rgba(37,211,102,0.75);
}
/* expanding ring pulse behind the icon */
.whatsapp-pulse{
  position:absolute; inset:0;
  border-radius:50%;
  background: #25D366;
  opacity: .55;
  animation: waPulse 2.4s var(--ease) infinite;
  z-index:1;
}
@keyframes waPulse{
  0%{ transform: scale(1); opacity:.55; }
  70%{ transform: scale(1.85); opacity:0; }
  100%{ transform: scale(1.85); opacity:0; }
}
/* tooltip on hover, consistent with the social icons above */
.whatsapp-float::after{
  content: attr(data-tooltip);
  position:absolute;
  right: calc(100% + 12px);
  top: 50%; transform: translateY(-50%) translateX(6px);
  background: var(--bg-panel-2);
  border: 1px solid var(--border-soft);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 6px 12px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events:none;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.whatsapp-float:hover::after{ opacity:1; transform: translateY(-50%) translateX(0); }

@media (prefers-reduced-motion: reduce){
  .whatsapp-pulse{ animation:none; opacity:0; }
}

@media (max-width: 760px){
  .whatsapp-float{ right:16px; bottom:16px; width:52px; height:52px; }
  .whatsapp-float svg{ width:26px; height:26px; }
  .whatsapp-float::after{ display:none; } /* tooltip is a hover-only affordance, hide on touch */
}

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width: 980px){
  .hero-inner{ grid-template-columns: 1fr; gap: 56px; }
  .hero-visual{ order:-1; max-width: 480px; margin: 0 auto; width:100%; }
  .about-grid{ grid-template-columns: 1fr; gap: 48px; }
  .about-visual{ flex-direction:row; justify-content:center; }
  .about-highlights{ grid-template-columns: repeat(2, 1fr); }
  .contact-grid{ grid-template-columns: 1fr; }
  .skills-grid{ grid-template-columns: repeat(2, 1fr); }
  .projects-grid{ grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px){
  .nav-links{
    position: fixed; top: 0; right:0; height:100vh; width: min(78vw, 320px);
    background: var(--bg-panel); border-left:1px solid var(--border);
    flex-direction:column; align-items:flex-start; justify-content:flex-start;
    padding: 100px 28px 40px; gap: 6px; margin:0;
    transform: translateX(100%);
    transition: transform .4s var(--ease);
    z-index: 90;
  }
  .nav-links.open{ transform: translateX(0); }
  .nav-link{ width:100%; padding: 14px 16px; font-size:1rem; }
  .nav-cta{ display:none; }
  .nav-toggle{ display:flex; }
  .hero{ padding: 120px 20px 80px; }
  .section{ padding: 90px 20px; }
  .about-visual{ flex-direction:column; }
  .about-facts{ grid-template-columns: 1fr; }
  .about-highlights{ grid-template-columns: 1fr; margin-top:48px; padding-top:40px; }
  .skills-grid{ grid-template-columns: 1fr; }
  .projects-grid{ grid-template-columns: 1fr; }
  .footer-inner{ flex-direction:column; text-align:center; }
}

@media (max-width: 420px){
  .hero-name{ font-size: 2.1rem; }
  .code-card-body{ font-size: 0.72rem; }
}