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

:root {
  --accent:       #8AAC62;
  --accent-hover: #9bbb75;
  --accent-dim:   rgba(138,172,98,.15);
  --accent-glow:  rgba(138,172,98,.25);
  --glass-light:  rgba(255,255,255,0.08);
  --glass-mid:    rgba(255,255,255,0.11);
  --glass-strong: rgba(255,255,255,0.15);
  --glass-border: rgba(255,255,255,0.14);
  --glass-border-strong: rgba(255,255,255,0.22);
  --glass-shadow: 0 8px 32px rgba(0,0,0,0.22);
  --glass-hover:  rgba(255,255,255,0.16);
  --text-white:   #ffffff;
  --text-soft:    rgba(255,255,255,0.84);
  --text-muted:   rgba(255,255,255,0.55);
  --text-tag:     rgba(138,172,98,0.95);
  --radius:       18px;
  --radius-sm:    12px;
  --radius-xs:    8px;
  --radius-pill:  999px;
  --space-xs:     8px;
  --space-sm:     12px;
  --space-md:     20px;
  --space-lg:     32px;
  --space-xl:     48px;
  --font-display: 'Manrope', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'SF Mono','Fira Code',monospace;
  --ease-out:     cubic-bezier(.16,1,.3,1);
  --ease-in-out:  cubic-bezier(.4,0,.2,1);
  --transition:   0.22s var(--ease-out);
}

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: var(--font-body);
  color: var(--text-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  background-color: #0d1a0d;
  background-image:
    linear-gradient(160deg, rgba(8,18,8,.65) 0%, rgba(4,12,4,.50) 50%, rgba(8,18,8,.72) 100%),
    url('https://i.ibb.co/r2S31RrS/abstract-green.jpg');
  background-size: cover;
  background-position: center 30%;
  background-attachment: fixed;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  cursor: url('https://i.ibb.co/TM5CHT05/cursor-32x32.png'), auto;
}

a, button, .copy-btn, .lang-btn, .nav-toggle, .project-open, .tg-open,
.btn-primary, .btn-outline, .social-icon, .contact-card, .nav-cta {
  cursor: url('https://i.ibb.co/TM5CHT05/cursor-32x32.png'), pointer;
}

::selection { background: var(--accent-dim); color: var(--text-white); }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: rgba(0,0,0,.3); }
::-webkit-scrollbar-thumb { background: rgba(138,172,98,.4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

a { text-decoration: none; color: inherit; }

.container {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 24px;
}

.glass {
  background: var(--glass-mid);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--glass-shadow);
  transition: background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.glass:hover {
  border-color: var(--glass-border-strong);
}

.glass-sm {
  background: var(--glass-light);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

#nav {
  position: sticky;
  top: 0; left: 0; right: 0;
  z-index: 900;
  background: rgba(10,20,10,.65);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--glass-border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-white);
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-badge {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(138,172,98,.3);
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-soft);
  transition: color .2s;
}

.nav-links a:hover { color: var(--text-white); }

.lang-switch {
  display: flex;
  gap: 4px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
  padding: 3px;
  flex-shrink: 0;
}

.lang-btn {
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .03em;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background .2s, color .2s;
}

.lang-btn:hover { color: var(--text-white); }

.lang-btn.active {
  background: var(--accent);
  color: #fff;
}

.nav-cta {
  background: rgba(255,255,255,.12) !important;
  border: 1px solid var(--glass-border) !important;
  color: var(--text-white) !important;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-size: 13px !important;
  font-weight: 600 !important;
  transition: background .2s, transform .2s !important;
}

.nav-cta:hover {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.08);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle svg { pointer-events: none; }
.nav-toggle .icon-close { display: none; }
.nav-toggle.active .icon-open { display: none; }
.nav-toggle.active .icon-close { display: block; }

@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 68px;
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(8,16,8,.92);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--glass-border);
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s var(--ease-out);
  }

  .nav-links.active { max-height: 400px; }

  .nav-links li { width: 100%; }

  .nav-links a {
    display: block;
    padding: 16px 24px;
    border-bottom: 1px solid rgba(255,255,255,.06);
    font-size: 15px;
  }

  .nav-cta {
    display: block;
    border-radius: 0 !important;
    text-align: center;
  }
}

.tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-tag);
  margin-bottom: 12px;
}

.hero-wrap {
  padding: 110px 0 70px;
  text-align: center;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(34px, 6vw, 58px);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.1;
  color: var(--text-white);
  margin-bottom: 14px;
}

.hero-role {
  font-size: 17px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 22px;
}

.hero-desc {
  font-size: 16px;
  color: var(--text-soft);
  line-height: 1.75;
  max-width: 600px;
  margin: 0 auto 34px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--accent);
  color: #0d1a0d;
  padding: 13px 28px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  border: none;
  letter-spacing: 0.01em;
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #0d1a0d;
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(138,172,98,0.35);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--glass-border);
  color: var(--text-white);
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.btn-outline:active {
  transform: translateY(0);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: none;
  color: var(--text-soft);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  transition: color var(--transition), background var(--transition);
}

.btn-ghost:hover {
  color: var(--text-white);
  background: rgba(255,255,255,0.06);
}

.social-row {
  display: flex;
  gap: 14px;
  justify-content: center;
}

.social-icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-soft);
  transition: background .2s, color .2s, transform .2s;
}

.social-icon:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}

section { padding: 50px 0; }

.section-head { margin-bottom: 36px; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--text-white);
  margin-bottom: 12px;
}

.section-sub {
  font-size: 15px;
  color: var(--text-soft);
  line-height: 1.65;
  max-width: 560px;
}

.about-card {
  padding: 40px;
}

.about-card p {
  font-size: 16px;
  color: var(--text-soft);
  line-height: 1.85;
}

.about-card p + p { margin-top: 18px; }

.university-card {
  margin-top: 22px;
  padding: 26px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.university-logo {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  padding: 4px;
}

.university-info { display: flex; flex-direction: column; gap: 4px; }

.university-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
}

.university-detail {
  font-size: 13px;
  color: var(--text-soft);
}

.university-year {
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
}

.tg-card {
  margin-top: 16px;
  padding: 22px 26px;
}

.tg-card-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: #6fb8e8;
  margin-bottom: 16px;
}

.tg-card-head .tg-mark { flex-shrink: 0; }

.tg-card-body {
  display: flex;
  align-items: center;
  gap: 16px;
}

.tg-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid rgba(111,184,232,.35);
}

.tg-info { display: flex; flex-direction: column; gap: 4px; min-width: 0; }

.tg-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
}

.tg-username {
  font-size: 13px;
  color: #6fb8e8;
  font-family: var(--font-mono);
}

.tg-bio {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tg-open {
  margin-left: auto;
  flex-shrink: 0;
  background: rgba(111,184,232,.14);
  border: 1px solid rgba(111,184,232,.35);
  color: #6fb8e8;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  transition: background .2s, transform .2s;
}

.tg-open:hover { background: rgba(111,184,232,.24); transform: translateY(-1px); }

.tg-skel-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  flex-shrink: 0;
  animation: tgPulse 1.4s ease-in-out infinite;
}

.tg-skel-lines { display: flex; flex-direction: column; gap: 8px; }

.tg-skel-line {
  height: 12px;
  border-radius: 6px;
  background: rgba(255,255,255,.08);
  animation: tgPulse 1.4s ease-in-out infinite;
}

@keyframes tgPulse {
  0%, 100% { opacity: .5; }
  50% { opacity: 1; }
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.project-card {
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.project-skel { flex-direction: row; align-items: center; }

.project-head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.project-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid rgba(111,184,232,.35);
}

.project-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.3;
}

.project-username {
  font-size: 12px;
  color: #6fb8e8;
  font-family: var(--font-mono);
}

.project-members {
  align-self: flex-start;
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(138,172,98,.12);
  border: 1px solid rgba(138,172,98,.3);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.project-bio {
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.6;
  white-space: pre-line;
}

.project-open {
  align-self: flex-start;
  background: rgba(111,184,232,.14);
  border: 1px solid rgba(111,184,232,.35);
  color: #6fb8e8;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  transition: background .2s, transform .2s;
}

.project-open:hover { background: rgba(111,184,232,.24); transform: translateY(-1px); }

.spark-stage {
  position: relative;
  width: 100%;
  height: 320px;
  overflow: hidden;
  cursor: pointer;
}

#sparkCanvas {
  display: block;
  width: 100%;
  height: 100%;
}

.spark-score {
  position: absolute;
  top: 0;
  right: 24px;
  background: rgba(255,255,255,.07);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--text-soft);
  pointer-events: none;
}

.spark-score span:last-child {
  color: var(--accent);
  font-weight: 700;
}

.spark-hint {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  color: var(--text-muted);
  pointer-events: none;
  letter-spacing: .02em;
}

.payment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 22px;
}

.pay-card {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.pay-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.pay-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  background: rgba(138,172,98,.12);
  border: 1px solid rgba(138,172,98,.3);
  border-radius: 12px;
}

.pay-name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-white);
}

.pay-type {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.pay-fields {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pay-field-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.pay-field-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.pay-val {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-white);
  word-break: break-all;
}

.copy-btn {
  flex-shrink: 0;
  background: rgba(255,255,255,.08);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  cursor: pointer;
  transition: background .2s, border-color .2s, color .2s;
}

.copy-btn:hover, .copy-btn.copied {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.contact-wrap { text-align: center; }

.contact-cards {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 8px;
}

.contact-card {
  width: 230px;
  padding: 26px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  transition: background .25s, transform .25s;
}

.contact-card:hover {
  background: var(--glass-hover);
  transform: translateY(-3px);
}

.contact-card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  background: rgba(138,172,98,.12);
  border: 1px solid rgba(138,172,98,.3);
  border-radius: 12px;
}

.contact-card-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--text-white);
}

.contact-card-handle {
  font-size: 13px;
  color: var(--text-muted);
}

footer {
  margin-top: auto;
  padding: 40px 0;
  background: rgba(4,10,4,.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--glass-border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-white);
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-copy { font-size: 13px; color: var(--text-muted); }

.footer-links { display: flex; gap: 24px; list-style: none; }
.footer-links a { font-size: 13px; color: var(--text-muted); transition: color .2s; }
.footer-links a:hover { color: var(--text-white); }

@media (max-width: 768px) {
  .hero-wrap { padding: 80px 0 50px; }
  .about-card { padding: 28px 22px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  section { padding: 40px 0; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .hero-wrap { padding: 60px 0 40px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn-primary, .btn-outline { justify-content: center; }
  .payment-grid { grid-template-columns: 1fr; }
  .contact-cards { flex-direction: column; align-items: center; }
  .contact-card { width: 100%; max-width: 280px; }
  .pay-field-row { flex-wrap: wrap; }
  .about-card { padding: 24px 18px; }
  .about-card p { font-size: 15px; }
  .university-card { flex-direction: column; text-align: center; padding: 22px 18px; }
  .tg-card-body { flex-wrap: wrap; }
  .tg-open { margin-left: 0; width: 100%; text-align: center; order: 3; }
  .tg-bio { white-space: normal; }
  .projects-grid { grid-template-columns: 1fr; gap: 14px; }
  .project-card { padding: 20px; }
  .lang-btn { padding: 5px 8px; font-size: 11px; }
  .spark-stage { height: 240px; }
  .spark-score { right: 12px; font-size: 12px; }
  .spark-hint { font-size: 11px; }
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.btn-primary:focus-visible,
.btn-outline:focus-visible,
.btn-ghost:focus-visible,
.nav-cta:focus-visible,
.lang-btn:focus-visible,
.project-open:focus-visible,
.tg-open:focus-visible,
.social-icon:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.project-card {
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.28);
  border-color: var(--glass-border-strong);
}

.contact-card {
  transition: transform var(--transition), background var(--transition), border-color var(--transition);
}

.nav-links a {
  position: relative;
  transition: color var(--transition);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.section-head {
  margin-bottom: var(--space-lg);
}

.tag {
  letter-spacing: 0.06em;
}

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