/* ── Reset & Tokens ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Dark palette */
  --bg:         #0E0D0B;
  --bg-alt:     #141210;
  --card:       #1C1916;
  --card-hover: #221F1B;
  --border:     #2A2520;
  --border-lt:  #342F28;

  /* Accent */
  --slate:      #7BB8D4;
  --slate-lt:   #A3CDE0;
  --slate-dark: #4E92B8;
  --gold:       #C9A96A;

  /* Text */
  --text:       #EDE7DE;
  --mid:        #A8A098;
  --muted:      #6A6258;

  --white:      #FFFFFF;

  /* Legacy aliases so old var() refs still resolve */
  --sand:       var(--bg);
  --sand-dark:  var(--bg-alt);
  --charcoal:   var(--text);
  --card-bg:    var(--card);

  --ff-sans:  'Inter', sans-serif;
  --ff-serif: 'Playfair Display', Georgia, serif;

  --r-sm:  6px;
  --r-md:  14px;
  --r-lg:  22px;

  --shadow-sm: 0 2px 10px rgba(0,0,0,.35);
  --shadow-md: 0 6px 28px rgba(0,0,0,.45);
  --shadow-lg: 0 14px 48px rgba(0,0,0,.55);

  --glow:  0 0 20px rgba(123,184,212,.18);

  --nav-h:     68px;
  --transition: .3s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--ff-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }

/* ── Utility ── */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition),
              background var(--transition), border-color var(--transition);
  border: 1.5px solid transparent;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn-primary {
  background: var(--slate);
  color: #0E0D0B;
  border-color: var(--slate);
  font-weight: 700;
}
.btn-primary:hover {
  background: var(--slate-lt);
  border-color: var(--slate-lt);
  box-shadow: var(--glow);
}

.btn-outline {
  background: transparent;
  color: var(--slate);
  border-color: var(--slate);
}
.btn-outline:hover { background: rgba(123,184,212,.12); box-shadow: var(--glow); }

.btn-download {
  background: transparent;
  color: var(--mid);
  border-color: var(--border-lt);
}
.btn-download:hover { border-color: var(--slate); color: var(--slate); }

.btn-block { width: 100%; justify-content: center; }

.section     { padding: 100px 0; }
.section-alt { background: var(--bg-alt); }

.section-header { text-align: center; margin-bottom: 60px; }
.section-eyebrow {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 12px;
  background: rgba(123,184,212,.1);
  padding: 4px 14px;
  border-radius: 50px;
  border: 1px solid rgba(123,184,212,.2);
}
.section-header h2 {
  font-family: var(--ff-serif);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  color: var(--text);
  margin-bottom: 12px;
}
.section-sub { color: var(--mid); font-size: .97rem; max-width: 540px; margin: 0 auto; }

/* ── Animations ── */
.fade-in { opacity: 0; transform: translateY(28px); transition: opacity .65s ease, transform .65s ease; }
.fade-in.visible { opacity: 1; transform: none; }
.delay-1 { transition-delay: .15s; }
.delay-2 { transition-delay: .3s; }

/* ── NAVBAR ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(14,13,11,.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 0 var(--border), var(--shadow-sm);
}
.nav-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--ff-serif);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--slate);
  letter-spacing: .04em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  font-size: .87rem;
  font-weight: 500;
  color: var(--mid);
  padding: 7px 14px;
  border-radius: 50px;
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); background: rgba(255,255,255,.06); }
.nav-links .nav-cta {
  background: var(--slate);
  color: #0E0D0B !important;
  font-weight: 700;
  padding: 8px 20px;
}
.nav-links .nav-cta:hover { background: var(--slate-lt); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--mid);
  border-radius: 2px;
  transition: var(--transition);
}
.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); }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  padding-top: var(--nav-h);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

/* Subtle grid background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(123,184,212,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123,184,212,.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* Radial glow blobs */
.hero::after {
  content: '';
  position: absolute;
  top: -160px; right: -120px;
  width: 540px; height: 540px;
  background: radial-gradient(circle, rgba(123,184,212,.1) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-glow-2 {
  position: absolute;
  bottom: -120px; left: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(201,169,106,.07) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 60px 24px;
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 64px;
  align-items: center;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-greeting {
  font-size: .8rem;
  font-weight: 700;
  color: var(--slate);
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.hero-name {
  font-family: var(--ff-serif);
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  color: var(--text);
  line-height: 1.1;
  margin-bottom: 14px;
}
.hero-tagline {
  font-family: var(--ff-serif);
  font-size: clamp(1.2rem, 3vw, 1.75rem);
  font-style: italic;
  color: var(--slate);
  margin-bottom: 14px;
  text-shadow: var(--glow);
}
.hero-roles {
  font-size: .93rem;
  color: var(--mid);
  font-weight: 500;
  margin-bottom: 6px;
}
.hero-location {
  font-size: .85rem;
  color: var(--muted);
  margin-bottom: 36px;
}
.hero-location i { color: var(--slate); margin-right: 5px; }

.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 48px; }

.hero-stats { display: flex; align-items: center; gap: 24px; }
.stat { text-align: left; }
.stat-num {
  display: block;
  font-family: var(--ff-serif);
  font-size: 2rem;
  font-weight: 600;
  color: var(--slate);
  line-height: 1;
}
.stat-lbl {
  display: block;
  font-size: .76rem;
  color: var(--muted);
  font-weight: 500;
  margin-top: 4px;
  letter-spacing: .02em;
}
.stat-divider { width: 1px; height: 40px; background: var(--border-lt); flex-shrink: 0; }

/* Hero photo */
.hero-photo { position: relative; display: flex; justify-content: center; }
.photo-frame {
  width: 320px; height: 370px;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--border-lt);
  box-shadow: var(--shadow-lg), var(--glow);
  display: flex;
  align-items: center;
  justify-content: center;
}
.photo-frame img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center top;
}
.photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  text-align: center;
  padding: 24px;
}
.photo-placeholder i { font-size: 5rem; color: var(--slate); opacity: .4; }
.photo-placeholder span { font-size: .8rem; font-weight: 500; }

.floating-badge {
  position: absolute;
  background: var(--card);
  border: 1px solid var(--border-lt);
  border-radius: 50px;
  padding: 9px 16px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--text);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  backdrop-filter: blur(8px);
}
.floating-badge i { color: var(--slate); }
.badge-a { top: 20px; right: -24px; }
.badge-b { bottom: 40px; left: -24px; }

.scroll-down {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  color: var(--muted);
  font-size: 1.1rem;
  animation: bounce 2.2s infinite;
  z-index: 1;
}
@keyframes bounce {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(8px); }
}

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 60px;
  align-items: start;
}
.about-copy p { color: var(--mid); margin-bottom: 14px; font-size: .97rem; }
.about-copy strong { color: var(--text); }
.about-lead { font-size: 1.07rem !important; color: var(--text) !important; font-weight: 500; }

.cert-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.cert-pill {
  background: rgba(123,184,212,.08);
  border: 1px solid rgba(123,184,212,.22);
  border-radius: 50px;
  padding: 6px 14px;
  font-size: .78rem;
  font-weight: 600;
  color: var(--slate-lt);
  display: flex;
  align-items: center;
  gap: 6px;
}
.cert-pill i { font-size: .72rem; }

.about-cards { display: flex; flex-direction: column; gap: 14px; }
.about-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.about-card:hover { border-color: var(--border-lt); box-shadow: var(--shadow-md); }
.acard-icon {
  width: 36px; height: 36px;
  background: rgba(123,184,212,.12);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--slate);
  font-size: .95rem;
  margin-bottom: 12px;
}
.about-card h4 { font-size: .88rem; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.about-card ul { display: flex; flex-direction: column; gap: 8px; }
.about-card li { font-size: .82rem; color: var(--mid); line-height: 1.5; }
.about-card strong { color: var(--text); }

.industry-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.industry-chips span {
  background: rgba(123,184,212,.09);
  color: var(--slate);
  border: 1px solid rgba(123,184,212,.18);
  border-radius: 50px;
  padding: 4px 12px;
  font-size: .77rem;
  font-weight: 600;
}

/* ── TIMELINE ── */
.timeline { position: relative; max-width: 860px; margin: 0 auto; }
.timeline::before {
  content: '';
  position: absolute;
  left: 120px; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--slate), transparent);
}

.tl-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 0 40px;
  margin-bottom: 36px;
  position: relative;
}

.tl-left {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  padding-top: 20px;
  position: relative;
}
.tl-dot {
  position: absolute;
  right: -47px; top: 24px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--border-lt);
  border: 2px solid var(--bg-alt);
  z-index: 1;
}
.tl-dot.active {
  background: var(--slate);
  border-color: var(--bg-alt);
  box-shadow: 0 0 0 4px rgba(123,184,212,.2), var(--glow);
}
.tl-date { font-size: .74rem; color: var(--muted); font-weight: 600; text-align: right; line-height: 1.4; }

.tl-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.tl-card:hover {
  border-color: rgba(123,184,212,.25);
  box-shadow: var(--shadow-md), var(--glow);
  transform: translateY(-2px);
}

.tl-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}
.tl-card h3 { font-size: 1rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.tl-company { font-size: .82rem; color: var(--muted); }
.tl-company i { margin-right: 4px; color: var(--slate); }

.current-badge {
  flex-shrink: 0;
  background: rgba(123,184,212,.15);
  color: var(--slate-lt);
  font-size: .7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: .06em;
  white-space: nowrap;
  border: 1px solid rgba(123,184,212,.25);
}

.tl-card ul { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.tl-card li {
  font-size: .87rem;
  color: var(--mid);
  padding-left: 14px;
  position: relative;
}
.tl-card li::before {
  content: '';
  position: absolute;
  left: 0; top: 11px;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--slate);
  opacity: .6;
}
.tl-card li strong { color: var(--text); }

.tl-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tl-tags span {
  background: rgba(123,184,212,.08);
  color: var(--slate-lt);
  border: 1px solid rgba(123,184,212,.18);
  border-radius: 50px;
  padding: 3px 10px;
  font-size: .73rem;
  font-weight: 600;
}

/* ── LEARNING ── */
.learning-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.learn-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.learn-card:hover {
  border-color: rgba(123,184,212,.25);
  box-shadow: var(--shadow-md), var(--glow);
  transform: translateY(-3px);
}
.learn-card-wide { grid-column: 3; }

.learn-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, rgba(123,184,212,.25), rgba(123,184,212,.08));
  border: 1px solid rgba(123,184,212,.2);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--slate);
  font-size: 1.2rem;
  margin-bottom: 16px;
}
.learn-card h3 { font-size: 1.02rem; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.learn-card p  { font-size: .87rem; color: var(--mid); margin-bottom: 16px; line-height: 1.65; }

.learn-progress { margin-bottom: 14px; }
.lp-labels { display: flex; justify-content: space-between; font-size: .73rem; color: var(--muted); font-weight: 500; margin-bottom: 7px; }
.lp-bar { height: 4px; background: var(--border-lt); border-radius: 2px; overflow: hidden; }
.lp-fill { height: 100%; background: linear-gradient(to right, var(--slate), var(--slate-lt)); border-radius: 2px; }

.learn-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.learn-chips span {
  background: rgba(123,184,212,.08);
  color: var(--slate);
  border: 1px solid rgba(123,184,212,.16);
  border-radius: 50px;
  padding: 3px 10px;
  font-size: .75rem;
  font-weight: 600;
}

/* ── SKILLS ── */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}
.skill-cat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition);
}
.skill-cat:hover { border-color: var(--border-lt); }
.skill-cat-hd { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.skill-cat-hd i { color: var(--slate); font-size: 1rem; }
.skill-cat-hd h4 { font-size: .9rem; font-weight: 700; color: var(--text); }

.skill-pills { display: flex; flex-wrap: wrap; gap: 7px; }
.pill {
  border-radius: 50px;
  padding: 5px 12px;
  font-size: .77rem;
  font-weight: 600;
  border: 1px solid transparent;
}
.pill.expert {
  background: rgba(123,184,212,.15);
  color: var(--slate-lt);
  border-color: rgba(123,184,212,.3);
}
.pill.proficient {
  background: rgba(123,184,212,.06);
  color: var(--mid);
  border-color: var(--border-lt);
}
.pill.familiar {
  background: transparent;
  color: var(--muted);
  border-color: var(--border);
}

.skills-legend {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: .8rem;
  color: var(--mid);
  font-weight: 500;
}
.skills-legend span { display: flex; align-items: center; gap: 7px; }
.ldot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.expert-dot     { background: var(--slate); }
.proficient-dot { background: var(--muted); }
.familiar-dot   { background: var(--border-lt); }

/* ── PROJECTS ── */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.proj-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.proj-card:hover {
  border-color: rgba(123,184,212,.25);
  box-shadow: var(--shadow-md), var(--glow);
  transform: translateY(-3px);
}

.proj-card-wip {
  border-style: dashed;
  background: linear-gradient(135deg, var(--card) 0%, rgba(123,184,212,.03) 100%);
}
.proj-card-wip .proj-icon { background: linear-gradient(135deg, rgba(123,184,212,.15), rgba(123,184,212,.05)); }

.proj-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, rgba(123,184,212,.25), rgba(123,184,212,.08));
  border: 1px solid rgba(123,184,212,.2);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--slate);
  font-size: 1.1rem;
  margin-bottom: 14px;
}
.proj-tag {
  display: block;
  font-size: .72rem;
  font-weight: 700;
  color: var(--slate);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 8px;
  opacity: .8;
}
.proj-card h3 { font-size: .98rem; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.proj-card p  { font-size: .86rem; color: var(--mid); line-height: 1.65; margin-bottom: 18px; }

.proj-metrics { display: flex; gap: 20px; margin-bottom: 16px; flex-wrap: wrap; }
.pm { text-align: center; }
.pm-val { display: block; font-family: var(--ff-serif); font-size: 1.55rem; font-weight: 600; color: var(--slate); line-height: 1; }
.pm-lbl { display: block; font-size: .7rem; color: var(--muted); font-weight: 500; margin-top: 3px; }

.proj-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.proj-chips span {
  background: rgba(123,184,212,.08);
  color: var(--slate);
  border: 1px solid rgba(123,184,212,.16);
  border-radius: 50px;
  padding: 3px 10px;
  font-size: .73rem;
  font-weight: 600;
}

.wip-badge {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: rgba(123,184,212,.12);
  color: var(--slate);
  border: 1px solid rgba(123,184,212,.25);
  border-radius: 50px;
  padding: 2px 9px;
  vertical-align: middle;
  margin-left: 8px;
}

/* ── CONTACT ── */
.contact-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 60px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 22px; }
.ci-item { display: flex; align-items: flex-start; gap: 16px; }
.ci-icon {
  width: 42px; height: 42px;
  border-radius: var(--r-sm);
  background: rgba(123,184,212,.1);
  border: 1px solid rgba(123,184,212,.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--slate);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.ci-label { font-size: .72rem; color: var(--muted); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 3px; }
.ci-item a, .ci-item p { font-size: .92rem; color: var(--text); font-weight: 500; }
.ci-item a:hover { color: var(--slate); }
.ci-sub { font-size: .77rem !important; color: var(--muted) !important; font-weight: 400 !important; margin-top: 2px; }

.availability-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(123,184,212,.08);
  color: var(--slate-lt);
  font-size: .82rem;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 50px;
  border: 1px solid rgba(123,184,212,.2);
  margin-top: 4px;
}
.avail-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #4ade80;
  animation: pulse-green 2s infinite;
}
@keyframes pulse-green {
  0%,100% { box-shadow: 0 0 0 0 rgba(74,222,128,.4); }
  50%      { box-shadow: 0 0 0 6px rgba(74,222,128,0); }
}

/* Contact Form */
.contact-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 36px;
  box-shadow: var(--shadow-md);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: .8rem; font-weight: 600; color: var(--mid); margin-bottom: 7px; letter-spacing: .02em; }
.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-lt);
  border-radius: var(--r-sm);
  padding: 11px 14px;
  font-family: var(--ff-sans);
  font-size: .9rem;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--muted); }
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--slate);
  box-shadow: 0 0 0 3px rgba(123,184,212,.12);
}
.form-status { margin-top: 12px; font-size: .85rem; text-align: center; min-height: 1.2em; }
.form-status.success { color: #4ade80; }
.form-status.error   { color: #f87171; }

/* ── FOOTER ── */
.footer {
  background: #090807;
  border-top: 1px solid var(--border);
  padding: 44px 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.footer-name { font-family: var(--ff-serif); font-size: 1.3rem; color: var(--text); }
.footer-sub  { font-size: .8rem; color: var(--muted); }
.footer-links { display: flex; gap: 12px; }
.footer-links a {
  width: 38px; height: 38px;
  border: 1px solid var(--border-lt);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  font-size: .95rem;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.footer-links a:hover { background: var(--slate); border-color: var(--slate); color: #0E0D0B; }
.footer-copy { font-size: .76rem; color: var(--muted); opacity: .6; }

/* ── BACK TO TOP ── */
.back-to-top {
  position: fixed;
  bottom: 32px; right: 28px;
  z-index: 900;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--border-lt);
  color: var(--slate);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: .9rem;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--transition), transform var(--transition),
              background var(--transition), box-shadow var(--transition);
  pointer-events: none;
}
.back-to-top.visible { opacity: 1; transform: none; pointer-events: auto; }
.back-to-top:hover { background: var(--slate); color: #0E0D0B; box-shadow: var(--shadow-md), var(--glow); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .learning-grid { grid-template-columns: 1fr 1fr; }
  .learn-card-wide { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-photo { order: -1; }
  .photo-frame { width: 260px; height: 290px; }
  .badge-a { top: 10px; right: 0; }
  .badge-b { bottom: 20px; left: 0; }
  .hero-stats { justify-content: flex-start; }

  .about-grid   { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }

  .timeline::before { left: 0; }
  .tl-item { grid-template-columns: 1fr; gap: 8px; padding-left: 28px; }
  .tl-left { flex-direction: row; align-items: center; padding-top: 0; gap: 12px; }
  .tl-date { text-align: left; }
  .tl-dot  { position: absolute; left: -21px; top: 18px; right: auto; }
}

@media (max-width: 768px) {
  .hamburger { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(14,13,11,.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 20px 0 28px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-110%);
    transition: transform var(--transition);
    z-index: 999;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { width: 100%; text-align: center; padding: 12px 24px; }
  .nav-links .nav-cta { width: auto; margin-top: 8px; }

  .skills-grid   { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .learning-grid { grid-template-columns: 1fr; }
  .learn-card-wide { grid-column: 1; }
  .form-row      { grid-template-columns: 1fr; }
  .section       { padding: 72px 0; }
  .contact-form  { padding: 24px; }
}

@media (max-width: 480px) {
  .hero-btns { flex-direction: column; gap: 10px; }
  .btn { width: 100%; justify-content: center; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .stat-divider { display: none; }
  .proj-metrics { gap: 12px; }
  .back-to-top { bottom: 20px; right: 16px; }
}

/* ══════════════════════════════════
   SCROLL PROGRESS BAR
══════════════════════════════════ */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--slate), var(--slate-lt), var(--gold));
  z-index: 9999;
  box-shadow: 0 0 10px rgba(123,184,212,.7);
  transition: width .08s linear;
}

/* ══════════════════════════════════
   CUSTOM CURSOR
══════════════════════════════════ */
.cursor, .cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  border-radius: 50%;
  transition: opacity .3s;
}
.cursor {
  width: 8px; height: 8px;
  background: var(--slate);
  box-shadow: 0 0 8px rgba(123,184,212,.8);
}
.cursor.expanded {
  width: 12px; height: 12px;
  background: var(--slate-lt);
}
.cursor-ring {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(123,184,212,.45);
}
.cursor-ring.expanded {
  width: 52px; height: 52px;
  border-color: var(--slate);
  background: rgba(123,184,212,.06);
}

/* Custom cursor — only on pointer devices */
body.has-custom-cursor,
body.has-custom-cursor * { cursor: none !important; }

@media (hover: none) {
  .cursor, .cursor-ring { display: none !important; }
}

/* ══════════════════════════════════
   PARTICLE CANVAS
══════════════════════════════════ */
#particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: .55;
}

/* ══════════════════════════════════
   HERO NAME SHIMMER
══════════════════════════════════ */
.hero-name {
  background: linear-gradient(110deg, var(--text) 20%, var(--slate-lt) 50%, var(--text) 80%);
  background-size: 250% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 5s linear infinite;
}
@keyframes shimmer {
  0%   { background-position: 0% center; }
  100% { background-position: 250% center; }
}

/* ══════════════════════════════════
   TYPEWRITER CURSOR BLINK
══════════════════════════════════ */
.tw-cursor {
  color: var(--slate);
  font-style: normal;
  animation: blink 1s step-end infinite;
  margin-left: 2px;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ══════════════════════════════════
   BUTTON RIPPLE
══════════════════════════════════ */
.btn { position: relative; overflow: hidden; }
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,.22);
  transform: scale(0);
  animation: ripple-out .65s linear;
  pointer-events: none;
}
@keyframes ripple-out {
  to { transform: scale(2.8); opacity: 0; }
}

/* ══════════════════════════════════
   CARD TILT — smooth return
══════════════════════════════════ */
.proj-card, .tl-card, .learn-card, .about-card {
  will-change: transform;
}

/* ══════════════════════════════════
   SECTION HEADER LINE REVEAL
══════════════════════════════════ */
.section-header::after {
  content: '';
  display: block;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--slate), transparent);
  margin: 18px auto 0;
  transition: width 1s ease;
}
.section-header.revealed::after { width: 200px; }