:root {
  --bg-1: #000000;
  --bg-2: #080808;
  --text: #ffffff;
  --muted: #d0d0d0;
  --cyan: #2ee6ff;
  --blue: #4f9dff;
  --violet: #8e63ff;
  --card: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.24);
  --header-offset: 96px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

#home,
#leetcode,
#about,
#skills,
#projects,
#certificates,
#achievements,
#interests,
#contact {
  scroll-margin-top: var(--header-offset);
}

body {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 20%, #07111a 0%, transparent 35%),
    radial-gradient(circle at 85% 10%, #13081e 0%, transparent 38%),
    linear-gradient(90deg, var(--bg-1), var(--bg-2));
  min-height: 100vh;
  overflow-x: hidden;
}

.starfield {
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background:
    radial-gradient(
      circle at 12% 24%,
      rgba(255, 255, 255, 0.35) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 75% 20%,
      rgba(255, 255, 255, 0.28) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 48% 76%,
      rgba(255, 255, 255, 0.2) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 86% 62%,
      rgba(255, 255, 255, 0.3) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 30% 58%,
      rgba(255, 255, 255, 0.24) 0 1px,
      transparent 2px
    );
}

.singularity-wrap {
  position: fixed;
  right: -180px;
  top: 18%;
  width: min(760px, 82vw);
  aspect-ratio: 1;
  z-index: -2;
  pointer-events: none;
  opacity: 0.82;
}

.singularity {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background:
    radial-gradient(
      circle at center,
      #000 0 14%,
      rgba(0, 0, 0, 0.98) 15%,
      rgba(0, 0, 0, 0.7) 23%,
      transparent 40%
    ),
    conic-gradient(
      from 0deg,
      rgba(99, 156, 255, 0.15),
      rgba(90, 255, 255, 0.04),
      rgba(143, 79, 255, 0.16),
      rgba(99, 156, 255, 0.15)
    );
  box-shadow:
    inset 0 0 120px rgba(74, 133, 255, 0.3),
    0 0 90px rgba(66, 120, 255, 0.28),
    0 0 180px rgba(118, 78, 255, 0.2);
  animation: accretion 24s linear infinite;
}

.singularity::before {
  content: "";
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  border: 1px dashed rgba(129, 194, 255, 0.3);
  animation: orbit 18s linear infinite reverse;
}

.singularity::after {
  content: "";
  position: absolute;
  inset: -14%;
  border-radius: 50%;
  background:
    radial-gradient(
      circle at 30% 42%,
      rgba(255, 255, 255, 0.38) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 64% 18%,
      rgba(255, 255, 255, 0.25) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 80% 64%,
      rgba(255, 255, 255, 0.24) 0 1px,
      transparent 2px
    ),
    radial-gradient(
      circle at 16% 72%,
      rgba(255, 255, 255, 0.22) 0 1px,
      transparent 2px
    );
  filter: blur(0.3px);
}

@keyframes accretion {
  to {
    transform: rotate(360deg);
  }
}

@keyframes orbit {
  to {
    transform: rotate(360deg);
  }
}

.bg-glow {
  position: fixed;
  width: 380px;
  height: 380px;
  filter: blur(70px);
  opacity: 0.34;
  z-index: -1;
}

.bg-glow-left {
  background: #0c6b82;
  left: -120px;
  top: -60px;
}

.bg-glow-right {
  background: #45267d;
  right: -140px;
  top: 90px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
  padding: 1rem 5vw;
  backdrop-filter: blur(12px);
  background: rgba(0, 0, 0, 0.65);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #00d0ff, #7b3dff);
  box-shadow: 0 0 28px rgba(53, 146, 255, 0.65);
}

.brand-name {
  font-family: "Sora", sans-serif;
  letter-spacing: 0.08em;
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
}

.brand-role {
  margin: 0.1rem 0 0;
  font-size: 0.68rem;
  color: #8eeaff;
  letter-spacing: 0.19em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
}

.nav-links a {
  text-decoration: none;
  color: #eeeeee;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  transition: 0.2s;
}

.nav-links a:hover {
  color: #fff;
  background: rgba(79, 157, 255, 0.24);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: #f0f0f0;
  padding: 0.42rem 0.72rem;
  border-radius: 8px;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
  padding: 3rem 5vw 2rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(46, 230, 255, 0.14);
  border: 1px solid rgba(46, 230, 255, 0.5);
  color: #c9fbff;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-weight: 600;
  margin: 0 0 1.4rem;
}

.status-pill::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #16ffb0;
}

.intro-line {
  margin: 0;
  color: #77e8ff;
  font-weight: 600;
}

h1 {
  margin: 0.2rem 0;
  font-family: "Sora", sans-serif;
  font-size: clamp(2.2rem, 6.5vw, 5.2rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  background: linear-gradient(90deg, #08d7ff, #4a75ff 58%, #9d56ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.typing-text {
  min-height: 44px;
  font-size: clamp(1.05rem, 2.4vw, 1.55rem);
  margin: 0.4rem 0 1.2rem;
  color: #ffffff;
}

#typingText::after {
  content: "|";
  margin-left: 0.2rem;
  animation: blink 0.9s step-end infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.hero-copy {
  color: var(--muted);
  font-size: clamp(0.98rem, 1.45vw, 1.05rem);
  line-height: 1.52;
  max-width: 760px;
}

.hero-copy strong {
  color: #7cefff;
  font-weight: 700;
}

.hero-actions {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
}

.btn-primary,
.btn-outline {
  text-decoration: none;
  font-weight: 700;
  border-radius: 12px;
  padding: 0.8rem 1.25rem;
}

.btn-primary {
  color: #031136;
  background: linear-gradient(92deg, #06d9ff, #8950ff);
  box-shadow: 0 10px 35px rgba(61, 105, 255, 0.45);
}

.btn-outline {
  color: #ffffff;
  border: 1px solid #8e63ff;
  background: rgba(255, 255, 255, 0.03);
}

.quick-cards {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 0.9rem;
}

.quick-cards article {
  background: var(--card);
  border: 1px solid rgba(160, 173, 255, 0.2);
  border-radius: 16px;
  padding: 0.9rem;
}

.quick-cards h3,
.quick-cards p {
  margin: 0.2rem 0;
}

.quick-cards h3 {
  color: #ffffff;
}

.quick-cards p {
  color: #d0d0d0;
  font-size: 0.9rem;
}

.emoji {
  font-size: 1.2rem;
}

.hero-right {
  display: grid;
  place-items: center;
  min-height: 440px;
}

.orbit-core {
  position: relative;
  width: min(420px, 75vw);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}

.orbit {
  position: absolute;
  border: 1px solid rgba(70, 199, 255, 0.35);
  border-radius: 50%;
}

.orbit-1 {
  width: 92%;
  height: 92%;
  border-style: dashed;
  animation: spin 18s linear infinite;
}

.orbit-2 {
  width: 78%;
  height: 78%;
  border-color: rgba(124, 114, 255, 0.38);
  animation: spin 14s linear reverse infinite;
}

.orbit-3 {
  width: 64%;
  height: 64%;
  border-color: rgba(14, 176, 255, 0.26);
}

.core {
  width: 46%;
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: "Sora", sans-serif;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #bdf8ff;
  background: radial-gradient(circle at 30% 20%, #164565, #1c183a);
  box-shadow: 0 0 70px rgba(53, 142, 255, 0.45);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.content-section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.5rem 5vw 0.2rem;
}

.content-section h2 {
  font-family: "Sora", sans-serif;
  font-size: clamp(1.1rem, 1.7vw, 1.5rem);
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: 1rem;
}

.section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 70%;
  height: 2px;
  background: linear-gradient(90deg, #28dfff, #8a5fff);
}

.content-section p {
  color: #d7d7d7;
  line-height: 1.55;
  font-size: 0.98rem;
}

.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.chip-grid span {
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(144, 204, 255, 0.38);
  background: rgba(255, 255, 255, 0.03);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.9rem;
}

.project-grid article {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 16px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.project-grid h3 {
  margin-top: 0;
  font-size: 1.05rem;
}

.project-grid p {
  font-size: 0.95rem;
}

.meta-text {
  color: #9bc4d6;
  font-size: 0.84rem;
  margin-top: 0.45rem;
}

.meta-link {
  display: inline-block;
  margin-top: 0.35rem;
  color: #78d9ff;
  text-decoration: none;
  font-size: 0.9rem;
}

.meta-link:hover {
  text-decoration: underline;
}

.certificate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.9rem;
}

.certificate-card {
  border: 1px solid rgba(133, 204, 255, 0.28);
  border-radius: 16px;
  padding: 0.95rem;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.certificate-card h3 {
  margin: 0 0 0.4rem;
}

.card-media,
.certificate-media {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid rgba(141, 197, 255, 0.24);
  margin-bottom: 0.75rem;
  background: rgba(255, 255, 255, 0.03);
}

.empty-state {
  color: #b5c2d2;
  margin: 0;
}

.skills-intro {
  margin: 0.2rem 0 1rem;
  color: #b7d7e0;
  max-width: 680px;
}

.skills-galaxy {
  display: grid;
  grid-template-columns: repeat(2, minmax(250px, 1fr));
  gap: 1rem;
}

.skill-planet {
  border: 1px solid rgba(152, 198, 255, 0.24);
  border-radius: 18px;
  padding: 1rem;
  min-height: 180px;
  background: linear-gradient(
    170deg,
    rgba(255, 255, 255, 0.06),
    rgba(255, 255, 255, 0.02)
  );
  backdrop-filter: blur(4px);
  position: relative;
  overflow: hidden;
}

.skill-planet::before {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  right: -50px;
  top: -50px;
  background: radial-gradient(
    circle,
    rgba(77, 181, 255, 0.34),
    transparent 70%
  );
}

.skill-planet h3 {
  margin: 0 0 0.7rem;
  font-family: "Sora", sans-serif;
  font-size: 1.02rem;
  position: relative;
  z-index: 1;
}

.skill-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
  position: relative;
  z-index: 1;
}

.skill-tag-row span {
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid rgba(167, 223, 255, 0.4);
  background: rgba(0, 180, 255, 0.12);
}

.skill-caption {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.55;
  color: #cfd6ea;
  position: relative;
  z-index: 1;
}

.tone-violet .skill-tag-row span {
  border-color: rgba(207, 170, 255, 0.45);
  background: rgba(163, 97, 255, 0.14);
}

.tone-teal .skill-tag-row span {
  border-color: rgba(117, 236, 233, 0.45);
  background: rgba(47, 222, 205, 0.14);
}

.tone-amber .skill-tag-row span {
  border-color: rgba(255, 188, 132, 0.45);
  background: rgba(255, 167, 82, 0.14);
}

.tone-violet::before {
  background: radial-gradient(
    circle,
    rgba(170, 109, 255, 0.35),
    transparent 70%
  );
}

.tone-teal::before {
  background: radial-gradient(
    circle,
    rgba(74, 219, 216, 0.35),
    transparent 70%
  );
}

.tone-amber::before {
  background: radial-gradient(
    circle,
    rgba(255, 169, 97, 0.35),
    transparent 70%
  );
}

.bullet-list {
  padding-left: 1.1rem;
  color: #dedede;
  line-height: 1.7;
  font-size: 0.96rem;
}

.bullet-list li + li {
  margin-top: 0.5rem;
}

.contact {
  padding-bottom: 3.5rem;
}

.contact-email-line {
  margin: 0.45rem 0 0.95rem;
  color: #b9cae2;
}

.contact-email-line a {
  color: #7de7ff;
  text-decoration: none;
}

.contact-email-line a:hover {
  text-decoration: underline;
}

.contact-form {
  display: grid;
  gap: 0.75rem;
  max-width: 720px;
  margin-bottom: 1.15rem;
  border: 1px solid rgba(143, 199, 255, 0.22);
  border-radius: 14px;
  padding: 0.95rem;
  background: rgba(255, 255, 255, 0.02);
}

.contact-form label {
  display: grid;
  gap: 0.35rem;
}

.contact-form label span {
  font-size: 0.86rem;
  color: #c5ddf6;
}

.contact-form input,
.contact-form textarea {
  border: 1px solid rgba(156, 206, 255, 0.26);
  border-radius: 10px;
  padding: 0.62rem 0.72rem;
  font-family: inherit;
  font-size: 0.94rem;
  color: #fff;
  background: rgba(255, 255, 255, 0.03);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: rgba(87, 204, 255, 0.85);
  box-shadow: 0 0 0 3px rgba(91, 193, 255, 0.17);
}

.contact-form-msg {
  margin: 0.2rem 0 0;
  font-size: 0.86rem;
  color: #ffd38a;
}

.contact-form-msg.success {
  color: #8ff6b4;
}

.contact-form-msg.error {
  color: #ff9f9f;
}

.leetcode-section {
  padding-top: 0.7rem;
}

.leetcode-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.8rem;
  margin: 0.8rem 0 1rem;
}

.leetcode-toolbar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.7rem;
}

.leetcode-toolbar label {
  font-size: 0.82rem;
  color: #b5c8e0;
}

.leetcode-range-select {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(145, 198, 255, 0.35);
  color: #dff3ff;
  border-radius: 10px;
  padding: 0.35rem 0.5rem;
  font-family: inherit;
  font-size: 0.84rem;
  min-width: 170px;
  white-space: nowrap;
  color-scheme: dark;
}

.leetcode-range-select:focus {
  outline: none;
  border-color: rgba(96, 209, 255, 0.9);
}

.leetcode-range-select option {
  background: #0f1520;
  color: #eaf5ff;
}

.leetcode-stat {
  border: 1px solid rgba(146, 203, 255, 0.28);
  border-radius: 14px;
  padding: 0.75rem 0.9rem;
  background: rgba(255, 255, 255, 0.03);
}

.leetcode-stat .label {
  margin: 0;
  font-size: 0.82rem;
  color: #b6c9e2;
}

.leetcode-stat h3 {
  margin: 0.3rem 0 0;
  font-size: 1.35rem;
  color: #ffffff;
}

.leetcode-stat.easy {
  border-color: rgba(74, 214, 144, 0.45);
}

.leetcode-stat.medium {
  border-color: rgba(255, 193, 94, 0.45);
}

.leetcode-stat.hard {
  border-color: rgba(255, 108, 108, 0.45);
}

.leetcode-stat.total {
  border-color: rgba(126, 170, 255, 0.45);
}

.leetcode-stat.streak {
  border-color: rgba(157, 120, 255, 0.5);
}

.heatmap-shell {
  border: 1px solid rgba(150, 203, 255, 0.25);
  border-radius: 16px;
  padding: 0.9rem;
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

.heatmap-grid {
  width: 100%;
  display: flex;
  gap: var(--month-gap, 8px);
  align-items: flex-start;
}

.heat-cell {
  width: var(--cell-size, 10px);
  aspect-ratio: 1 / 1;
  border-radius: 2px;
  background: #1a2430;
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.heat-cell.lvl-0 {
  background: #1f2937;
  border-color: rgba(255, 255, 255, 0.05);
}

.heat-cell.lvl-1 {
  background: #0ea5e9;
}

.heat-cell.lvl-2 {
  background: #06b6d4;
}

.heat-cell.lvl-3 {
  background: #22d3ee;
  box-shadow: 0 0 6px rgba(34, 211, 238, 0.35);
}

.heat-cell.lvl-4 {
  background: #67e8f9;
  box-shadow: 0 0 10px rgba(103, 232, 249, 0.55);
}

.heat-cell.heat-void {
  visibility: hidden;
  border-color: transparent;
}

.month-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.month-label {
  font-size: 0.72rem;
  color: #8eb2d7;
  line-height: 1;
}

.month-grid {
  display: grid;
  grid-template-rows: repeat(7, var(--cell-size, 10px));
  grid-auto-flow: column;
  grid-auto-columns: var(--cell-size, 10px);
  gap: var(--cell-gap, 3px);
}

.leetcode-status {
  margin-top: 0.55rem;
  color: #93bddf;
  font-size: 0.84rem;
}

.leetcode-status a {
  color: #66dcff;
}

.admin-page {
  min-height: 100vh;
}

.admin-wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 2rem 5vw 3rem;
}

.admin-card {
  border: 1px solid rgba(145, 204, 255, 0.25);
  border-radius: 18px;
  padding: 1.1rem;
  background: rgba(5, 15, 30, 0.72);
  backdrop-filter: blur(8px);
  margin-bottom: 1rem;
}

.admin-card h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  color: #e8fbff;
  background: none;
  -webkit-text-fill-color: #e8fbff;
}

.admin-card h2 {
  margin-top: 0;
  font-size: 1.05rem;
}

.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.admin-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1rem;
}

.file-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #8e63ff;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  color: #ffffff;
  font-weight: 700;
  padding: 0.6rem 0.95rem;
  cursor: pointer;
}

.file-btn input {
  display: none;
}

.admin-block {
  border: 1px solid rgba(148, 199, 255, 0.22);
  border-radius: 14px;
  padding: 0.9rem;
  background: rgba(255, 255, 255, 0.03);
}

.admin-form {
  display: grid;
  gap: 0.7rem;
}

.admin-form label {
  display: grid;
  gap: 0.35rem;
}

.admin-form span {
  font-size: 0.84rem;
  color: #bcdef4;
}

.admin-form input,
.admin-form textarea {
  border: 1px solid rgba(150, 202, 255, 0.28);
  border-radius: 10px;
  padding: 0.62rem 0.7rem;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.03);
  font-family: inherit;
}

.admin-form input:focus,
.admin-form textarea:focus {
  outline: none;
  border-color: rgba(123, 212, 255, 0.8);
  box-shadow: 0 0 0 3px rgba(82, 178, 255, 0.18);
}

.admin-msg {
  color: #9ceeff;
  min-height: 1rem;
}

.admin-list {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.5rem;
}

.admin-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  border: 1px solid rgba(149, 199, 255, 0.22);
  border-radius: 10px;
  padding: 0.55rem 0.65rem;
  background: rgba(255, 255, 255, 0.03);
}

.admin-item p {
  margin: 0;
  font-size: 0.88rem;
  flex: 1;
}

.admin-thumb {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  object-fit: cover;
  border: 1px solid rgba(146, 204, 255, 0.3);
}

.btn-danger {
  border: 1px solid rgba(255, 115, 115, 0.54);
  border-radius: 8px;
  background: rgba(255, 107, 107, 0.18);
  color: #ffe9e9;
  font-weight: 700;
  padding: 0.4rem 0.6rem;
  cursor: pointer;
}

.hidden {
  display: none !important;
}

@media (max-width: 980px) {
  :root {
    --header-offset: 84px;
  }

  .singularity-wrap {
    right: -220px;
    top: 26%;
    width: min(600px, 95vw);
    opacity: 0.6;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .resume-btn {
    display: none;
  }

  .nav-links {
    display: none;
    position: absolute;
    right: 5vw;
    top: 70px;
    width: min(320px, 90vw);
    border-radius: 14px;
    flex-direction: column;
    align-items: flex-start;
    padding: 0.8rem;
    background: rgba(0, 0, 0, 0.96);
  }

  .nav-links.open {
    display: flex;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 2rem;
  }

  .skills-galaxy {
    grid-template-columns: 1fr;
  }

  .leetcode-stats {
    grid-template-columns: repeat(2, minmax(120px, 1fr));
  }

  .leetcode-toolbar {
    justify-content: flex-start;
  }

  .hero-right {
    min-height: 320px;
  }

  .admin-wrap {
    padding-top: 1.3rem;
  }
}

@media (max-width: 620px) {
  .singularity-wrap {
    right: -250px;
    top: 35%;
    width: 560px;
    opacity: 0.45;
  }

  .site-header {
    padding: 0.9rem 1rem;
  }

  .hero {
    padding: 1.4rem 1rem;
  }

  .content-section {
    padding: 1.2rem 1rem 0.2rem;
  }

  .quick-cards {
    grid-template-columns: 1fr;
  }

  .leetcode-stats {
    grid-template-columns: 1fr;
  }
}