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

:root {
  --bg:        #09090e;
  --bg2:       #0d0d14;
  --bg3:       #12121c;
  --surface:   #16162280;
  --surface-s: #1c1c2c;
  --border:    rgba(255,255,255,.07);
  --border2:   rgba(255,255,255,.13);
  /* Kim = warm violet, Park = cool cyan */
  --k:         #c084fc;   /* purple */
  --p:         #38bdf8;   /* sky */
  --accent:    #a78bfa;
  --accent2:   #c084fc;
  --teal:      #2dd4bf;
  --text:      #e8e8f0;
  --text2:     #9898b8;
  --text3:     #52526a;
  --font:      'Inter', system-ui, sans-serif;
  --mono:      'JetBrains Mono', monospace;
  --radius:    10px;
  --radius-lg: 18px;
  --trans:     .22s cubic-bezier(.4,0,.2,1);
  --shadow:    0 4px 24px rgba(0,0,0,.45);
}

html { scroll-behavior: smooth; }

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

::selection { background: rgba(167,139,250,.3); }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface-s); border-radius: 3px; }

/* ── Utils ─────────────────────────────────────────── */
.container { max-width: 1060px; margin: 0 auto; padding: 0 2rem; }
.accent { color: var(--accent); }
.text-dim { color: var(--text3); }
.muted { opacity: .35; }

/* Scroll-reveal */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ══════════════════════════════════════════════════════
   NAV
══════════════════════════════════════════════════════ */
#navbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(9,9,14,.6);
  border-bottom: 1px solid var(--border);
  transition: background var(--trans), border-color var(--trans);
}
#navbar.scrolled {
  background: rgba(9,9,14,.88);
  border-color: var(--border2);
}

.nav-inner {
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* Logo */
.nav-logo, .footer-logo {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -.03em;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-k   { color: var(--k); }
.logo-amp { color: var(--text3); margin: 0 .05em; }
.logo-p   { color: var(--p); }

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
  margin-right: auto;
}
.nav-links a {
  color: var(--text2);
  text-decoration: none;
  font-size: .875rem;
  font-weight: 500;
  transition: color var(--trans);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform var(--trans);
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }

.nav-github {
  display: flex;
  align-items: center;
  gap: .4rem;
  color: var(--text2);
  text-decoration: none;
  font-size: .8rem;
  font-family: var(--mono);
  padding: .35rem .85rem;
  border: 1px solid var(--border2);
  border-radius: 999px;
  transition: all var(--trans);
}
.nav-github:hover {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(167,139,250,.07);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text2);
  border-radius: 2px;
  transition: var(--trans);
}

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: 1rem 2rem;
  border-top: 1px solid var(--border);
  gap: .25rem;
}
.nav-mobile a {
  color: var(--text2);
  text-decoration: none;
  padding: .5rem 0;
  font-size: .875rem;
  transition: color var(--trans);
}
.nav-mobile a:hover { color: var(--text); }

@media (max-width: 660px) {
  .nav-links, .nav-github { display: none; }
  .hamburger { display: flex; }
  .nav-mobile.open { display: flex; }
}

/* ══════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 45% at 20% 50%, rgba(192,132,252,.1) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 50%, rgba(56,189,248,.08) 0%, transparent 55%);
  pointer-events: none;
}

#hero-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100vw !important;
  height: 100vh !important;
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 2rem;
  max-width: 760px;
}

/* Badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .78rem;
  font-family: var(--mono);
  color: var(--text2);
  border: 1px solid var(--border2);
  border-radius: 999px;
  padding: .3rem 1rem;
  margin-bottom: 2.2rem;
  letter-spacing: .05em;
  opacity: 0;
  animation: fadeUp .7s .2s forwards;
}
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 8px #4ade80;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .6; transform: scale(.85); }
}

.hero-title {
  font-size: clamp(4rem, 12vw, 8.5rem);
  font-weight: 800;
  line-height: .95;
  letter-spacing: -.05em;
  margin-bottom: 1.25rem;
  opacity: 0;
  animation: fadeUp .7s .35s forwards;
}
.hero-k   { color: var(--k); }
.hero-amp { color: var(--text3); font-weight: 300; margin: 0 .08em; }
.hero-p   { color: var(--p); }

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text2);
  font-style: italic;
  margin-bottom: .85rem;
  opacity: 0;
  animation: fadeUp .7s .48s forwards;
}

.hero-desc {
  font-size: .95rem;
  color: var(--text3);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp .7s .6s forwards;
}

.hero-actions {
  display: flex;
  gap: .875rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp .7s .72s forwards;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .7rem 1.6rem;
  border-radius: var(--radius);
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--trans);
}
.btn-primary {
  background: linear-gradient(135deg, var(--k), var(--p));
  color: #fff;
  box-shadow: 0 4px 20px rgba(167,139,250,.3);
}
.btn-primary:hover {
  opacity: .88;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(167,139,250,.4);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border2);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  opacity: 0;
  animation: fadeIn 1s 1.4s forwards;
}
.hero-scroll-hint span {
  font-size: .65rem;
  font-family: var(--mono);
  color: var(--text3);
  letter-spacing: .15em;
}
.scroll-line {
  width: 1px; height: 36px;
  background: linear-gradient(to bottom, var(--text3), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .3; }
}

/* ══════════════════════════════════════════════════════
   SECTION COMMON
══════════════════════════════════════════════════════ */
section { padding: 8rem 0; }
#about   { background: rgba(13,13,20,.8); position: relative; z-index: 1; }
#projects{ background: var(--bg);  position: relative; z-index: 1; }
#contact { background: var(--bg2); position: relative; z-index: 1; }

.section-label {
  font-size: .72rem;
  font-family: var(--mono);
  color: var(--accent);
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: .85rem;
}

.section-title {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.1;
  margin-bottom: .9rem;
}

.section-desc {
  font-size: .95rem;
  color: var(--text2);
  max-width: 540px;
  line-height: 1.75;
}

/* ══════════════════════════════════════════════════════
   ABOUT — MEMBERS
══════════════════════════════════════════════════════ */
.members-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 3.5rem;
}
@media (max-width: 700px) {
  .members-grid { grid-template-columns: 1fr; }
}

.member-card {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  backdrop-filter: blur(8px);
  transition: border-color var(--trans), transform var(--trans), box-shadow var(--trans);
}
.member-card:hover {
  border-color: var(--border2);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,.4);
}

.member-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.member-gh-link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .75rem;
  font-family: var(--mono);
  text-decoration: none;
  padding: .28rem .7rem;
  border-radius: 999px;
  border: 1px solid var(--border2);
  color: var(--text3);
  transition: all var(--trans);
}
.member-gh-link:hover { color: var(--text); }
.kim-link:hover  { border-color: var(--k); color: var(--k); background: rgba(192,132,252,.07); }
.park-link:hover { border-color: var(--p); color: var(--p); background: rgba(56,189,248,.07); }

.member-avatar {
  width: 48px; height: 48px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  flex-shrink: 0;
}
.member-avatar.kim  {
  background: rgba(192,132,252,.15);
  border: 1px solid rgba(192,132,252,.3);
  color: var(--k);
}
.member-avatar.park {
  background: rgba(56,189,248,.15);
  border: 1px solid rgba(56,189,248,.3);
  color: var(--p);
}

.member-role-badge {
  display: inline-block;
  font-size: .68rem;
  font-family: var(--mono);
  letter-spacing: .1em;
  padding: .18rem .6rem;
  border-radius: 999px;
  background: rgba(192,132,252,.12);
  color: var(--k);
  border: 1px solid rgba(192,132,252,.25);
  margin-bottom: .5rem;
}
.member-role-badge.backend {
  background: rgba(56,189,248,.12);
  color: var(--p);
  border-color: rgba(56,189,248,.25);
}

.member-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: .5rem;
  letter-spacing: -.03em;
}

.member-desc {
  font-size: .85rem;
  color: var(--text2);
  line-height: 1.7;
  margin-bottom: .85rem;
}

.member-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.mtag {
  font-size: .7rem;
  font-family: var(--mono);
  padding: .2rem .55rem;
  border-radius: 5px;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text3);
}

/* Shared stack */
.shared-stack {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.shared-label {
  font-size: .75rem;
  font-family: var(--mono);
  color: var(--text3);
  letter-spacing: .1em;
  margin-bottom: 1.1rem;
}

.badge-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.badge {
  font-size: .78rem;
  font-family: var(--mono);
  padding: .3rem .8rem;
  border-radius: 999px;
  background: var(--surface-s);
  border: 1px solid var(--border);
  color: var(--text2);
  cursor: default;
  transition: all var(--trans);
}
.badge:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(167,139,250,.07);
  transform: translateY(-2px);
}

/* ══════════════════════════════════════════════════════
   PROJECTS — LIST STYLE
══════════════════════════════════════════════════════ */
.projects-list {
  margin-top: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.project-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2.5rem;
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  align-items: start;
  transition: var(--trans);
}
.project-item:last-child { border-bottom: 1px solid var(--border); }

@media (max-width: 640px) {
  .project-item { grid-template-columns: 1fr; gap: 1rem; }
}

.project-number {
  font-size: 3.5rem;
  font-weight: 800;
  font-family: var(--mono);
  color: var(--text3);
  line-height: 1;
  letter-spacing: -.05em;
  transition: color var(--trans);
}
.project-item:not(.project-upcoming):hover .project-number {
  color: var(--accent);
}

.project-body { display: flex; flex-direction: column; gap: .875rem; }

.project-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.project-status {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .72rem;
  font-family: var(--mono);
  letter-spacing: .08em;
  padding: .2rem .7rem;
  border-radius: 999px;
}
.project-status.active {
  color: #4ade80;
  background: rgba(74,222,128,.08);
  border: 1px solid rgba(74,222,128,.2);
}
.project-status.upcoming {
  color: var(--text3);
  background: transparent;
  border: 1px solid var(--border);
}
.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.project-status.active .status-dot {
  box-shadow: 0 0 6px #4ade80;
  animation: pulse 2s ease-in-out infinite;
}

.project-date {
  font-size: .75rem;
  font-family: var(--mono);
  color: var(--text3);
}

.project-ext-links {
  display: flex;
  gap: .5rem;
}
.ext-link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .75rem;
  font-family: var(--mono);
  color: var(--text3);
  text-decoration: none;
  padding: .25rem .7rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all var(--trans);
}
.ext-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(167,139,250,.07);
}

.project-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -.04em;
  line-height: 1.1;
  color: var(--text);
}
.project-subtitle {
  font-size: .9rem;
  color: var(--accent);
  font-family: var(--mono);
  letter-spacing: -.01em;
}

.project-desc-text {
  font-size: .9rem;
  color: var(--text2);
  line-height: 1.8;
  max-width: 640px;
}

.project-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: .75rem;
  padding: 1.1rem;
  background: var(--surface-s);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.detail-item { display: flex; flex-direction: column; gap: .25rem; }
.detail-label {
  font-size: .68rem;
  font-family: var(--mono);
  color: var(--text3);
  letter-spacing: .1em;
}
.detail-val {
  font-size: .82rem;
  color: var(--text2);
  line-height: 1.5;
}

.project-stack-row {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
}
.tag {
  font-size: .72rem;
  font-family: var(--mono);
  padding: .2rem .6rem;
  border-radius: 5px;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text3);
  transition: all var(--trans);
}
.project-item:not(.project-upcoming):hover .tag {
  color: var(--text2);
  border-color: var(--border2);
}

.projects-more {
  padding-top: 2.5rem;
  text-align: right;
}
.more-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .875rem;
  color: var(--text2);
  text-decoration: none;
  font-family: var(--mono);
  transition: color var(--trans);
}
.more-link:hover { color: var(--accent); }

/* ══════════════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════════════ */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  align-items: start;
  margin-top: 3rem;
}
@media (max-width: 820px) {
  .contact-wrap { grid-template-columns: 1fr; }
}

.contact-info { display: flex; flex-direction: column; gap: 1rem; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  backdrop-filter: blur(8px);
  transition: all var(--trans);
}
.contact-item:hover {
  border-color: var(--border2);
  transform: translateX(5px);
  background: rgba(255,255,255,.03);
}

.contact-icon {
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(167,139,250,.1);
  color: var(--accent);
  flex-shrink: 0;
}
.contact-icon svg { width: 18px; height: 18px; }

.contact-label {
  font-size: .7rem;
  font-family: var(--mono);
  color: var(--text3);
  letter-spacing: .08em;
  margin-bottom: .15rem;
}
.contact-value { font-size: .875rem; font-weight: 500; color: var(--text); }

.contact-arrow {
  margin-left: auto;
  color: var(--text3);
  flex-shrink: 0;
  transition: color var(--trans), transform var(--trans);
}
.contact-item:hover .contact-arrow {
  color: var(--accent);
  transform: translate(2px, -2px);
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  backdrop-filter: blur(8px);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 480px) { .form-row { grid-template-columns: 1fr; } }

.form-group { display: flex; flex-direction: column; gap: .35rem; }
.form-group label {
  font-size: .72rem;
  font-family: var(--mono);
  color: var(--text3);
  letter-spacing: .08em;
}
.form-group input,
.form-group textarea {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font);
  font-size: .875rem;
  padding: .65rem .9rem;
  outline: none;
  transition: border-color var(--trans), box-shadow var(--trans);
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text3); }
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(167,139,250,.1);
}
.form-group input.invalid,
.form-group textarea.invalid { border-color: #f87171; }

.form-submit { align-self: flex-start; }

.form-success {
  font-size: .85rem;
  color: #4ade80;
  background: rgba(74,222,128,.07);
  border: 1px solid rgba(74,222,128,.2);
  border-radius: var(--radius);
  padding: .65rem .9rem;
}
.form-error {
  font-size: .85rem;
  color: #f87171;
  background: rgba(248,113,113,.07);
  border: 1px solid rgba(248,113,113,.2);
  border-radius: var(--radius);
  padding: .65rem .9rem;
}

/* ══════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════ */
footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-copy {
  font-size: .8rem;
  color: var(--text3);
  font-family: var(--mono);
}
.footer-gh {
  color: var(--text3);
  text-decoration: none;
  transition: color var(--trans);
}
.footer-gh:hover { color: var(--text); }

/* ══════════════════════════════════════════════════════
   MEMBER DETAIL MODAL
══════════════════════════════════════════════════════ */
.member-modal {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(9,9,14,.92);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  visibility: hidden;
  opacity: 0;
  transition: opacity .35s ease, visibility 0s linear .35s;
  overflow-y: auto;
}
.member-modal.open {
  visibility: visible;
  opacity: 1;
  transition: opacity .35s ease;
}

#modal-panel {
  --mc: var(--accent);
  position: relative;
  max-width: 660px;
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--mc);
  border-radius: 22px;
  padding: 2.5rem;
  transform: scale(.88) translateY(18px);
  transition: transform .45s cubic-bezier(.34,1.56,.64,1);
  box-shadow: 0 40px 100px rgba(0,0,0,.7), 0 0 60px rgba(0,0,0,.4);
}
.member-modal.open #modal-panel {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: 1.1rem; right: 1.1rem;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--surface-s);
  border: 1px solid var(--border2);
  color: var(--text2);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; line-height: 1;
  transition: all var(--trans);
}
.modal-close:hover { background: var(--bg3); color: var(--text); border-color: var(--accent); }

/* ── Modal profile content ── */
.mp-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.mp-avatar {
  width: 72px; height: 72px;
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; font-weight: 800;
  flex-shrink: 0;
}
.mp-avatar.kim  { background: rgba(192,132,252,.18); border: 2px solid rgba(192,132,252,.5); color: var(--k); box-shadow: 0 0 28px rgba(192,132,252,.2); }
.mp-avatar.park { background: rgba(56,189,248,.18);  border: 2px solid rgba(56,189,248,.5);  color: var(--p); box-shadow: 0 0 28px rgba(56,189,248,.2);  }

.mp-role { font-size: .68rem; font-family: var(--mono); letter-spacing: .12em; text-transform: uppercase; margin-bottom: .3rem; }
.mp-role.kim  { color: var(--k); }
.mp-role.park { color: var(--p); }

.mp-name { font-size: 1.6rem; font-weight: 800; letter-spacing: -.04em; margin-bottom: .5rem; }

.mp-links { display: flex; flex-wrap: wrap; gap: .5rem; }
.mp-gh, .mp-email {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .75rem; font-family: var(--mono);
  padding: .22rem .65rem; border-radius: 999px;
  border: 1px solid var(--border2);
  text-decoration: none; color: var(--text3);
  transition: all var(--trans);
}
.mp-gh.kim:hover  { color: var(--k); border-color: var(--k); background: rgba(192,132,252,.07); }
.mp-gh.park:hover { color: var(--p); border-color: var(--p); background: rgba(56,189,248,.07); }
.mp-email:hover   { color: var(--text); border-color: var(--border2); }

.mp-bio {
  font-size: .93rem; color: var(--text2); line-height: 1.85;
  padding-bottom: 1.5rem; margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.mp-highlights {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: .85rem; margin-bottom: 1.5rem;
}
@media (max-width: 520px) { .mp-highlights { grid-template-columns: 1fr; } }

.mp-hl {
  background: var(--surface-s);
  border: 1px solid var(--border);
  border-radius: 10px; padding: .9rem 1rem;
}
.mp-hl-label {
  font-size: .65rem; font-family: var(--mono);
  letter-spacing: .1em; text-transform: uppercase; margin-bottom: .4rem;
}
.mp-hl-label.kim  { color: var(--k); }
.mp-hl-label.park { color: var(--p); }
.mp-hl-desc { font-size: .8rem; color: var(--text2); line-height: 1.6; }

.mp-tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.mp-tag  { font-size: .7rem; font-family: var(--mono); padding: .2rem .6rem; border-radius: 5px; border: 1px solid; }
.mp-tag.kim  { color: var(--k); border-color: rgba(192,132,252,.3); background: rgba(192,132,252,.07); }
.mp-tag.park { color: var(--p); border-color: rgba(56,189,248,.3);  background: rgba(56,189,248,.07);  }

@media (max-width: 640px) {
  #modal-panel { padding: 1.75rem 1.25rem; }
  .mp-header { flex-direction: column; text-align: center; }
  .mp-links  { justify-content: center; }
}

/* ── Animations ────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── BG gradient accent blur blobs ─────────────────── */
#about::before {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(192,132,252,.05) 0%, transparent 70%);
  top: -100px; right: -100px;
  pointer-events: none;
}
#about { position: relative; overflow: hidden; }

/* ══════════════════════════════════════════════════════
   TECH STACK MARQUEE
══════════════════════════════════════════════════════ */
#stack {
  padding: 6rem 0 7rem;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg2) 50%, var(--bg) 100%);
  z-index: 1;
}

.stack-header {
  text-align: center;
  margin-bottom: 4rem;
}
.stack-header .section-desc { margin: 0 auto; }

/* Edge fade masks */
.stack-fade {
  position: absolute;
  top: 0; bottom: 0;
  width: 200px;
  z-index: 2;
  pointer-events: none;
}
.stack-fade-l { left:  0; background: linear-gradient(to right, var(--bg2), transparent); }
.stack-fade-r { right: 0; background: linear-gradient(to left,  var(--bg2), transparent); }

.stack-tracks {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.stack-track {
  display: flex;
  gap: 1rem;
  width: max-content;
  will-change: transform;
  animation: marquee-ltr 32s linear infinite;
}
.stack-track-rtl {
  animation-name: marquee-rtl;
  animation-duration: 40s;
}

@keyframes marquee-ltr {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes marquee-rtl {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

/* Pill */
.stack-pill {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  padding: .6rem 1.1rem .6rem .65rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  white-space: nowrap;
  flex-shrink: 0;
  cursor: default;
  user-select: none;
  transition: border-color .2s ease, transform .22s cubic-bezier(.34,1.56,.64,1), box-shadow .2s ease;
}
.stack-pill:hover {
  border-color: var(--pill-color, var(--border2));
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 12px 32px rgba(0,0,0,.4), 0 0 24px color-mix(in srgb, var(--pill-color, transparent) 18%, transparent);
}

.stack-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.stack-icon img {
  width: 17px; height: 17px;
  display: block;
}

.stack-name {
  font-size: .78rem;
  font-family: var(--mono);
  color: var(--text2);
  font-weight: 500;
  letter-spacing: -.01em;
}

/* ── 3D card reveal ─────────────────────────────────── */
.member-card.reveal {
  transform: perspective(900px) rotateY(-20deg) translateY(32px);
}
.member-card.reveal-right {
  transform: perspective(900px) rotateY(20deg) translateY(32px);
}
.member-card.reveal.visible,
.member-card.reveal-right.visible {
  transform: perspective(900px) rotateY(0deg) translateY(0);
  transition: opacity .7s ease, transform .88s cubic-bezier(.34,1.56,.64,1);
}