:root {
  --bg: #f7f2e6;
  --bg-2: #efe4ce;
  --bg-3: #f3e2ee;
  --ink: #1b1b1f;
  --muted: #5f5d65;
  --accent-a: #ff5f1f;
  --accent-b: #0a9f8a;
  --accent-c: #3558ff;
  --accent-d: #e23fa8;
  --brand-metal: #2f3a5c;
  --brand-light: #fff7e8;
  --surface: rgba(255, 251, 243, 0.92);
  --surface-2: rgba(255, 255, 255, 0.82);
  --line: rgba(28, 27, 33, 0.14);
  --shadow: 0 16px 28px rgba(37, 32, 22, 0.16);
  --radius: 18px;
  --radius-sm: 12px;
  --max-width: 1120px;
  --mx: 50vw;
  --my: 40vh;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Poppins", "Segoe UI", sans-serif;
  color: var(--ink);
  line-height: 1.6;
  background:
    radial-gradient(circle at 10% 8%, rgba(255, 95, 31, 0.22), transparent 32%),
    radial-gradient(circle at 88% 16%, rgba(53, 88, 255, 0.2), transparent 36%),
    radial-gradient(circle at 62% 82%, rgba(226, 63, 168, 0.14), transparent 35%),
    linear-gradient(145deg, var(--bg) 0%, var(--bg-2) 56%, var(--bg-3) 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(0deg, rgba(0, 0, 0, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.03) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: 0.55;
  animation: grid-pan 22s linear infinite;
}

body::after {
  content: "";
  position: fixed;
  right: -42px;
  top: 120px;
  width: 280px;
  height: 280px;
  pointer-events: none;
  opacity: 0.16;
  background-repeat: no-repeat;
  background-size: contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 300'%3E%3Cpath d='M38 250V55h45l41 70 42-70h43v195h-39V121l-44 72-45-72v129z' fill='none' stroke='%232643d9' stroke-width='10'/%3E%3Cpath d='M230 250V55h43c46 0 74 25 74 64 0 28-15 47-40 57l47 74h-47l-40-67h-37v67zM267 150h7c22 0 33-10 33-26s-11-25-33-25h-7z' transform='translate(-35 0)' fill='none' stroke='%23e85d04' stroke-width='10'/%3E%3C/svg%3E");
  animation: monogram-float 14s ease-in-out infinite;
}

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

.container {
  width: min(var(--max-width), 92vw);
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
  z-index: 1000;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 12px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(245, 239, 225, 0.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-row {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: "Poppins", "Segoe UI", sans-serif;
  font-size: 1.9rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  line-height: 1;
  text-transform: none;
  animation: logo-breathe 6s ease-in-out infinite;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav a {
  position: relative;
  font-weight: 700;
  color: var(--muted);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--ink);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-a), var(--accent-c));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav a:hover::after,
.nav a:focus-visible::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
  border-radius: 10px;
  padding: 8px 10px;
  font: inherit;
  font-weight: 700;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 84px 0 52px;
}

.hero-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(340px circle at var(--mx) var(--my), rgba(255, 106, 0, 0.17), transparent 70%),
    radial-gradient(380px circle at calc(var(--mx) - 130px) calc(var(--my) + 90px), rgba(43, 89, 255, 0.16), transparent 72%);
  animation: glow-drift 10s ease-in-out infinite;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 28px;
}

.badge {
  display: inline-flex;
  align-items: center;
  background: linear-gradient(130deg, #fff 0%, #ffeede 60%, #ffe2f4 100%);
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--accent-a);
  border-radius: 999px;
  padding: 6px 14px;
  font-family: "Poppins", "Segoe UI", sans-serif;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  font-family: "Poppins", "Segoe UI", sans-serif;
}

h1 {
  margin-top: 16px;
  font-size: clamp(2.1rem, 2.7vw + 1rem, 3.75rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.45rem, 1vw + 1rem, 2.15rem);
}

h3 {
  font-size: 1.12rem;
}

.accent {
  color: var(--accent-c);
}

.muted {
  color: var(--muted);
}

.lead {
  margin-top: 16px;
  max-width: 65ch;
}

.cta {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--ink);
  border-radius: 12px;
  padding: 10px 16px;
  background: linear-gradient(130deg, #fff 0%, #ffe6cf 50%, #e8edff 100%);
  font-weight: 800;
  color: var(--ink);
  box-shadow: 4px 4px 0 var(--accent-c);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 var(--accent-a);
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 0%, rgba(255, 255, 255, 0.52) 50%, transparent 100%);
  transform: translateX(-120%);
  transition: transform 0.45s ease;
}

.btn:hover::before,
.btn:focus-visible::before {
  transform: translateX(120%);
}

.btn-ghost {
  background: linear-gradient(140deg, #fffdf7 0%, #e6f5ff 55%, #f4e6ff 100%);
  box-shadow: 4px 4px 0 var(--accent-b);
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.9rem;
}

.reference-badge {
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 2px solid var(--ink);
  border-radius: 999px;
  background: linear-gradient(135deg, #ffffff 0%, #effdf8 58%, #f6edff 100%);
  padding: 6px 12px;
  font-family: "Poppins", "Segoe UI", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.reference-badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent-b);
}

.links-row {
  margin-top: 18px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-weight: 700;
  color: var(--muted);
}

.links-row a:hover,
.links-row a:focus-visible {
  color: var(--ink);
}

.dot {
  color: #9b97a0;
}

.section {
  position: relative;
  padding: 52px 0;
}

.signal-section {
  padding-top: 10px;
}

.section::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -1px;
  height: 3px;
  background: linear-gradient(90deg, transparent 0%, var(--accent-a) 20%, var(--accent-b) 50%, var(--accent-c) 80%, transparent 100%);
  opacity: 0.55;
  animation: divider-slide 8s linear infinite;
}

.section-soft {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.62), rgba(241, 229, 208, 0.62), rgba(241, 223, 241, 0.52));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 24px;
}

.toggle-head {
  cursor: pointer;
  border: 2px dashed rgba(53, 88, 255, 0.35);
  border-radius: 14px;
  padding: 10px 12px;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.toggle-head:hover {
  border-color: rgba(255, 95, 31, 0.65);
  background: rgba(255, 255, 255, 0.34);
  transform: translateY(-1px);
}

.toggle-head:focus-visible {
  outline: 2px solid rgba(53, 88, 255, 0.45);
  outline-offset: 2px;
}

.toggle-hint {
  font-family: "Poppins", "Segoe UI", sans-serif;
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-c);
  font-weight: 700;
}

.collapsible-section.open .toggle-head {
  border-color: rgba(10, 159, 138, 0.65);
}

.section-content {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-6px);
  transition: max-height 0.45s ease, opacity 0.35s ease, transform 0.35s ease;
}

.collapsible-section.open .section-content {
  opacity: 1;
  transform: translateY(0);
}

.panel,
.card,
.skill-card,
.contact-box,
.exp-timeline {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(140deg, var(--surface) 0%, rgba(255, 242, 219, 0.9) 60%, rgba(244, 237, 255, 0.86) 100%);
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

.panel {
  padding: 24px;
}

.panel-soft {
  background: var(--surface-2);
}

.panel-title {
  margin-bottom: 12px;
}

.bullets {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.mini-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.mini {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.7);
  padding: 10px;
  text-align: center;
}

.mini-big {
  font-weight: 800;
  color: var(--ink);
}

.mini-small {
  font-size: 0.85rem;
  color: var(--muted);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.signal-card {
  border: 2px solid var(--ink);
  border-radius: 16px;
  padding: 16px;
  background: linear-gradient(140deg, #fff7e8 0%, #ffeeda 52%, #f7e8ff 100%);
  box-shadow: 6px 6px 0 var(--accent-a);
  transform: rotate(-0.4deg);
  animation: card-hover-float 6s ease-in-out infinite;
}

.signal-card:nth-child(2) {
  box-shadow: 6px 6px 0 var(--accent-b);
  transform: rotate(0.35deg);
  animation-delay: 0.7s;
}

.signal-card:nth-child(3) {
  box-shadow: 6px 6px 0 var(--accent-c);
  transform: rotate(-0.2deg);
  animation-delay: 1.4s;
}

.signal-label {
  font-family: "Poppins", "Segoe UI", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.signal-value {
  margin-top: 8px;
  font-weight: 800;
}

.signal-meta {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.cards.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  border: 2px solid var(--ink);
  padding: 20px;
  background: var(--brand-light);
  box-shadow: 8px 8px 0 rgba(0, 194, 168, 0.38);
  animation: card-hover-float 6.8s ease-in-out infinite;
}

.card:nth-child(2n) {
  box-shadow: 8px 8px 0 rgba(43, 89, 255, 0.28);
  animation-delay: 0.8s;
}

.card-top {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: linear-gradient(130deg, #fff4df 0%, #ffe7cc 60%, #ffdeef 100%);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  padding: 5px 10px;
}

.pill-soft {
  background: linear-gradient(130deg, #e9f3ff 0%, #e1ebff 60%, #ede2ff 100%);
}

.impact {
  margin: 14px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: var(--muted);
}

.card-actions {
  margin-top: 16px;
  display: flex;
  gap: 8px;
}

.exp-timeline {
  padding: 18px;
}

.xp-entry {
  position: relative;
  padding-left: 22px;
}

.xp-entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent-a);
}

.xp-entry::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 20px;
  bottom: 4px;
  width: 2px;
  background: linear-gradient(180deg, rgba(255, 106, 0, 0.55), rgba(255, 106, 0, 0.08));
}

.xp-meta {
  margin-bottom: 4px;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.9rem;
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.skill-card {
  padding: 16px;
  border: 2px solid var(--ink);
  background: var(--brand-light);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.skill-card:hover,
.skill-card:focus-within {
  transform: translateY(-4px);
  box-shadow: 10px 10px 0 rgba(43, 89, 255, 0.2);
}

.split {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 20px;
  align-items: start;
}

.contact-box {
  margin-top: 16px;
  padding: 16px;
}

.cta-contact {
  margin-top: 16px;
}

.ai-shell {
  position: relative;
  border: 2px solid var(--ink);
  border-radius: 18px;
  background: var(--brand-light);
  box-shadow: 10px 10px 0 rgba(27, 27, 31, 0.18);
  overflow: hidden;
}

.ai-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 0%, rgba(38, 67, 217, 0.06) 50%, transparent 100%);
  transform: translateY(-100%);
  animation: scanline 7s linear infinite;
}

.ai-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, #ffd0b2 0%, #e6f0ff 50%, #f1dbff 100%);
}

.ai-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-a);
}

.ai-dot:nth-child(2) {
  background: var(--accent-b);
}

.ai-dot:nth-child(3) {
  background: var(--accent-c);
}

.ai-label {
  margin-left: 8px;
  font-family: "Poppins", "Segoe UI", sans-serif;
  font-size: 0.8rem;
  color: #404456;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.ai-body {
  padding: 18px;
  display: grid;
  gap: 14px;
}

.ai-line {
  color: #47495a;
}

.ai-prompt {
  color: var(--accent-c);
  font-weight: 800;
  margin-right: 8px;
}

.ai-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: linear-gradient(135deg, #f7f5ef 0%, #fbeede 50%, #efe9ff 100%);
  color: #383846;
  font: inherit;
  font-size: 0.88rem;
  padding: 6px 11px;
  cursor: pointer;
}

.chip:hover,
.chip:focus-visible {
  background: linear-gradient(130deg, #fff 0%, #fff0de 50%, #efe6ff 100%);
  border-color: #8f8a97;
}

.chip.is-active {
  background: #ffffff;
  border-color: var(--accent-c);
  box-shadow: 3px 3px 0 rgba(38, 67, 217, 0.2);
}

.ai-input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.ai-input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  padding: 10px 12px;
}

.ai-input::placeholder {
  color: #84808b;
}

.ai-input:focus {
  outline: 2px solid rgba(43, 89, 255, 0.3);
  outline-offset: 1px;
}

.ai-output {
  min-height: 72px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(160deg, #fffdf7 0%, #fff2e0 55%, #f2e8ff 100%);
  color: var(--ink);
  padding: 12px;
}

@keyframes divider-slide {
  0% {
    filter: hue-rotate(0deg);
  }
  100% {
    filter: hue-rotate(25deg);
  }
}

@keyframes grid-pan {
  0% {
    background-position: 0 0, 0 0;
  }
  100% {
    background-position: 26px 26px, -26px -26px;
  }
}

@keyframes monogram-float {
  0% {
    transform: translate3d(0, 0, 0) rotate(0deg);
  }
  50% {
    transform: translate3d(-14px, 12px, 0) rotate(3deg);
  }
  100% {
    transform: translate3d(0, 0, 0) rotate(0deg);
  }
}

@keyframes glow-drift {
  0% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(-10px, 8px, 0) scale(1.04);
  }
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes scanline {
  0% {
    transform: translateY(-100%);
  }
  100% {
    transform: translateY(100%);
  }
}

@keyframes logo-breathe {
  0% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-1px) scale(1.012);
  }
  100% {
    transform: translateY(0) scale(1);
  }
}

@keyframes card-hover-float {
  0% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-5px) rotate(0.5deg);
  }
  100% {
    transform: translateY(0) rotate(0deg);
  }
}

.footer {
  padding: 24px 0 36px;
}

.footer-row {
  border-top: 1px solid var(--line);
  padding-top: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 960px) {
  .hero-grid,
  .split,
  .signal-grid,
  .skill-grid,
  .cards.two-col {
    grid-template-columns: 1fr;
  }

  .signal-card,
  .signal-card:nth-child(2),
  .signal-card:nth-child(3) {
    transform: none;
    animation: none;
  }
}

@media (max-width: 760px) {
  .header-row {
    min-height: 64px;
  }

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

  .nav {
    position: absolute;
    top: 68px;
    right: 4vw;
    width: min(230px, 92vw);
    flex-direction: column;
    align-items: flex-start;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
    box-shadow: var(--shadow);
    padding: 12px;
    gap: 12px;
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .nav.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .mini-grid,
  .ai-input-row {
    grid-template-columns: 1fr;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

@media (max-width: 520px) {
  body::after {
    width: 170px;
    height: 170px;
    top: 90px;
    right: -26px;
    opacity: 0.12;
  }
}

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