@font-face {
  font-family: Sora;
  src: url('assets/fonts/sora-regular.ttf') format('truetype');
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: Sora;
  src: url('assets/fonts/sora-extra-bold.ttf') format('truetype');
  font-style: normal;
  font-weight: 800;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --background: #03060c;
  --surface-rgb: 3 6 12;
  --center: #091223;
  --middle: #050a13;
  --text: #eef3fc;
  --muted: #a5b5ce;
  --accent: #a7c9ff;
  --line: #243044;
  --body-text: #c7d2e4;
  --button: #08101c;
  --button-border: #8daee0;
  --marker: #6f85a8;
  --scrollbar: #50617c;
  --on-accent: #03060c;
  --particle: 182, 207, 241;
  --particle-secondary: 237, 228, 210;
  --particle-glow: 122, 175, 255;
  --motion-arrival: cubic-bezier(0.16, 1, 0.3, 1);
  background: var(--background);
}

:root[data-theme="fire"] {
  --background: #151312; --surface-rgb: 21 19 18;
  --center: #2e211a; --middle: #1d1714;
  --text: #fff2e7; --muted: #cfb4a2; --accent: #ffb47c;
  --line: #4c3528; --body-text: #e4cdbb; --button: #261b16;
  --button-border: #bf875a; --marker: #bc8e6b; --scrollbar: #806147;
  --on-accent: #26180f;
  --particle: 255, 155, 72; --particle-secondary: 255, 217, 139; --particle-glow: 255, 120, 40;
}

:root[data-theme="rain"] {
  color-scheme: light;
  --background: #e6f1f9; --surface-rgb: 230 241 249;
  --center: #d5e6f4; --middle: #dfedf7;
  --text: #163049; --muted: #405d76; --accent: #205c91;
  --line: #a8c3d9; --body-text: #294760; --button: #d9e9f6;
  --button-border: #4f7da6; --marker: #597e9e; --scrollbar: #7195b4;
  --on-accent: #ffffff;
  --particle: 51, 105, 151; --particle-secondary: 84, 133, 177; --particle-glow: 51, 105, 151;
}

:root[data-theme="snow"] {
  color-scheme: light;
  --background: #edf0f3; --surface-rgb: 237 240 243;
  --center: #e0e7ed; --middle: #e8edf1;
  --text: #243240; --muted: #4c5f70; --accent: #385c7b;
  --line: #b7c4ce; --body-text: #354a5c; --button: #e2e8ed;
  --button-border: #6c879d; --marker: #6a8297; --scrollbar: #899ba9;
  --on-accent: #ffffff;
  --particle: 110, 138, 163; --particle-secondary: 255, 255, 255; --particle-glow: 130, 160, 187;
}

:root[data-theme="thunder"] {
  --background: #151617; --surface-rgb: 21 22 23;
  --center: #29281d; --middle: #1d1d19;
  --text: #faf6e5; --muted: #c6c1a6; --accent: #ecd36d;
  --line: #454332; --body-text: #ded9c3; --button: #25251c;
  --button-border: #a89952; --marker: #aaa06b; --scrollbar: #77734f;
  --on-accent: #24200d;
  --particle: 244, 220, 104; --particle-secondary: 255, 249, 203; --particle-glow: 250, 220, 95;
}

:root[data-theme="forest"] {
  --background: #0b1911; --surface-rgb: 11 25 17;
  --center: #152c1e; --middle: #0f2117;
  --text: #edf7ee; --muted: #a4bea8; --accent: #9bd3a4;
  --line: #2e4735; --body-text: #c6dbc9; --button: #14281b;
  --button-border: #79aa83; --marker: #709d7a; --scrollbar: #52795b;
  --on-accent: #112417;
  --particle: 142, 208, 149; --particle-secondary: 207, 225, 149; --particle-glow: 113, 204, 137;
}

:root[data-theme="nebula"] {
  --background: #171022; --surface-rgb: 23 16 34;
  --center: #302041; --middle: #21162f;
  --text: #f5edfc; --muted: #bba9d0; --accent: #ccb0f4;
  --line: #463457; --body-text: #dccde9; --button: #281b36;
  --button-border: #a082c3; --marker: #a083bd; --scrollbar: #785994;
  --on-accent: #251533;
  --particle: 191, 154, 245; --particle-secondary: 233, 190, 234; --particle-glow: 170, 110, 242;
}

:root[data-theme="lava"] {
  --background: #200f12; --surface-rgb: 32 15 18;
  --center: #3a1b20; --middle: #291317;
  --text: #fff0ed; --muted: #cba8a2; --accent: #ffaaa0;
  --line: #573236; --body-text: #e7c8c2; --button: #30181d;
  --button-border: #ba766d; --marker: #bc827a; --scrollbar: #87534e;
  --on-accent: #331416;
  --particle: 245, 113, 100; --particle-secondary: 255, 174, 119; --particle-glow: 244, 87, 73;
}

:root[data-theme="ocean"] {
  --background: #082126; --surface-rgb: 8 33 38;
  --center: #12343d; --middle: #0d2930;
  --text: #e8f7f8; --muted: #9abfc6; --accent: #8cdae1;
  --line: #2a4d56; --body-text: #c0dce0; --button: #103039;
  --button-border: #659fa9; --marker: #74a8b0; --scrollbar: #497e88;
  --on-accent: #102e34;
  --particle: 119, 210, 224; --particle-secondary: 183, 235, 237; --particle-glow: 83, 193, 218;
}

:root[data-theme="blossom"] {
  color-scheme: light;
  --background: #fff0f3; --surface-rgb: 255 240 243;
  --center: #f4e2e9; --middle: #fbeaf0;
  --text: #432633; --muted: #785363; --accent: #9b3e60;
  --line: #d9b1c2; --body-text: #60404f; --button: #f5e2eb;
  --button-border: #ae7390; --marker: #a87c92; --scrollbar: #bb8b9e;
  --on-accent: #ffffff;
  --particle: 197, 101, 139; --particle-secondary: 153, 111, 162; --particle-glow: 204, 115, 155;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 32px;
  scrollbar-color: var(--scrollbar) var(--background);
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Sora, sans-serif;
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

::selection {
  color: var(--on-accent);
  background: var(--accent);
}

canvas {
  position: fixed;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 48%, var(--center) 0%, var(--middle) 48%, var(--background) 100%);
  opacity: 0.8;
}

header, main, footer, .skip-link {
  position: relative;
  z-index: 1;
}

a {
  color: inherit;
  text-decoration: none;
  text-underline-offset: 5px;
}

a:hover {
  color: var(--accent);
}

a:focus-visible, summary:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 6px;
  border-radius: 2px;
}

p, h1, h2, h3, ul, ol, dl, dd {
  margin: 0;
}

h1, h2, h3 {
  font-weight: 800;
}

.wrap {
  width: min(1120px, calc(100% - 80px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  padding: 12px 20px;
  background: var(--accent);
  color: var(--on-accent);
  transform: translateY(-160%);
  z-index: 5;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  min-height: 96px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 28px;
}

.preferences {
  display: grid;
  gap: 28px;
}

.theme-picker, .language-picker {
  display: grid;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
}

.theme-picker select, .language-picker select {
  width: 100%;
  min-height: 44px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--button);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.language-label {
  display: flex;
  align-items: center;
  gap: 10px;
}

.language-picker .language-icon {
  width: 20px;
  height: 20px;
}

.language-picker select:disabled {
  opacity: 0.6;
  cursor: default;
}

.menu-toggle, .menu-close {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.menu-toggle .icon, .menu-close .icon {
  width: 22px;
  height: 22px;
}

.menu-toggle:hover, .menu-close:hover {
  background: var(--button);
  color: var(--accent);
}

.menu-toggle:focus-visible, .menu-close:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.preferences-menu {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(340px, calc(100% - 24px));
  height: 100dvh;
  max-height: none;
  margin: 0;
  padding: max(24px, env(safe-area-inset-top)) 28px max(24px, env(safe-area-inset-bottom));
  overflow-y: auto;
  border: 0;
  border-left: 1px solid var(--line);
  background: var(--background);
  color: var(--text);
}

.preferences-menu::backdrop {
  background: rgb(var(--surface-rgb) / 45%);
}

.preferences-menu:popover-open {
  animation: preferences-enter 280ms cubic-bezier(0.16, 1, 0.3, 1);
}

.preferences-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
}

.preferences-heading h2 {
  margin: 0;
  font-size: 22px;
  font-weight: 400;
}

@keyframes preferences-enter {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.wordmark {
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.04em;
}

.wordmark span {
  color: var(--accent);
}

nav, .hero-links, .contact-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

nav a, .hero-links a, .contact-links a, footer a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  font-size: 13px;
}

.hero {
  min-height: calc(100svh - 96px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 48px;
  padding-block: clamp(64px, 12svh, 120px) 24px;
}

h1 {
  max-width: 960px;
  font-size: clamp(2.5rem, 5.25vw, 4.75rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.hero-stage {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: center;
  gap: 48px;
}

.hero-content, .profile-chat {
  min-width: 0;
}

.certification-medals {
  max-width: 920px;
  margin: 36px auto 48px;
}

.profile-chat {
  align-self: start;
  display: flex;
  flex-direction: column;
  height: clamp(480px, 72svh, 580px);
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgb(var(--surface-rgb) / 70%);
  overflow: hidden;
}

.chat-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
}

.chat-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chat-heading h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.chat-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 26%, transparent);
  font-size: 11px;
  font-weight: 500;
  color: var(--text);
  line-height: 1;
  letter-spacing: 0.01em;
}

.chat-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.75);
  animation: pulse-online 2.5s ease-in-out infinite;
}

@keyframes pulse-online {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
    box-shadow: 0 0 7px rgba(34, 197, 94, 0.7);
  }
  50% {
    opacity: 0.55;
    transform: scale(0.9);
    box-shadow: 0 0 2px rgba(34, 197, 94, 0.3);
  }
}

.chat-reset {
  min-height: 44px;
  padding: 0 8px;
  border: 0;
  background: transparent;
  color: var(--accent);
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.chat-reset:disabled { color: var(--muted); opacity: 0.65; cursor: default; }
.chat-reset[hidden], .chat-prompts[hidden], .chat-composer[hidden], .chat-typing[hidden], .chat-message[hidden] { display: none; }

.chat-transcript {
  flex: 1;
  min-height: 120px;
  padding: 24px;
  overflow-y: auto;
  overscroll-behavior-x: contain;
  overscroll-behavior-y: auto;
  scrollbar-gutter: stable;
  scroll-padding: 24px;
}

.chat-message {
  width: fit-content;
  max-width: 94%;
  padding: 14px 16px;
  border-radius: 12px;
  background: var(--button);
  color: var(--text);
  font-size: 14px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.chat-message + .chat-message, .chat-history:not(:empty) { margin-top: 16px; }
.chat-speaker { display: block; margin-bottom: 6px; color: var(--muted); font-size: 11px; }
.chat-message-user { margin-left: auto; background: var(--accent); color: var(--on-accent); }
.chat-message-user .chat-speaker { color: inherit; }
.chat-message-profile {
  width: 100%;
  max-width: 100%;
  padding: 12px 16px 14px;
  background: rgb(var(--surface-rgb) / 30%);
  border-left: 2px solid var(--accent);
  border-radius: 0 10px 10px 0;
  transition: border-color 200ms ease;
}
.chat-introduction {
  border-left-color: color-mix(in srgb, var(--accent) 55%, var(--line));
}
.chat-message-profile .chat-speaker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.chat-message-profile > p { white-space: pre-line; }
.chat-answer-content > div + div { margin-top: 18px; }
.chat-message-profile a { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; margin-top: 6px; font-size: 12px; text-decoration: underline; text-underline-offset: 4px; }

.chat-typing { display: flex; align-items: center; gap: 12px; min-height: 44px; margin-top: 8px; color: var(--muted); font-size: 12px; }
.typing-dots { display: inline-flex; gap: 4px; }
.typing-dots span { width: 4px; height: 4px; border-radius: 50%; background: var(--accent); animation: typing-pulse 850ms ease-in-out infinite; }
.typing-dots span:nth-child(2) { animation-delay: 120ms; }
.typing-dots span:nth-child(3) { animation-delay: 240ms; }
.profile-chat:not(.chat-visible) .typing-dots span { animation-play-state: paused; }
.is-writing > p::after { content: ''; display: inline-block; width: 5px; height: 1em; margin-left: 3px; vertical-align: -2px; border-radius: 1px; background: var(--accent); }
@keyframes typing-pulse { 0%, 100% { opacity: 0.3; transform: translateY(0); } 50% { opacity: 1; transform: translateY(-3px); } }

.chat-composer { padding: 14px 24px 16px; border-top: 1px solid var(--line); }
.chat-input-row { display: flex; align-items: flex-end; gap: 10px; padding: 8px; border: 1px solid var(--line); border-radius: 12px; background: var(--button); }
.chat-input-row:focus-within { border-color: var(--accent); }
.chat-composer textarea {
  flex: 1;
  width: 100%;
  min-width: 0;
  min-height: 44px;
  max-height: 120px;
  padding: 11px 6px;
  border: 0;
  background: transparent;
  color: var(--text);
  caret-color: var(--accent);
  font: inherit;
  font-size: 14px;
  line-height: 1.55;
  resize: none;
  overscroll-behavior-y: auto;
}
.chat-composer textarea::placeholder { color: var(--muted); opacity: 1; }
.chat-composer textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; border-radius: 4px; }
.chat-send { display: grid; place-items: center; flex-shrink: 0; width: 44px; height: 44px; padding: 0; border: 0; border-radius: 9px; background: var(--accent); color: var(--on-accent); cursor: pointer; }
.chat-send .icon { width: 20px; height: 20px; }
.chat-send:hover:enabled { background: var(--text); }
.chat-send:disabled { background: var(--line); color: var(--muted); cursor: default; }

.chat-prompts { flex-shrink: 0; padding-inline: 24px; border-top: 1px solid var(--line); }
.chat-prompts-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  min-height: 44px;
  padding: 8px 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  text-align: left;
  cursor: pointer;
  transition: color 150ms ease;
}
.chat-prompts-toggle:hover { color: var(--accent); }
.chat-prompts-toggle .icon { flex-shrink: 0; width: 16px; height: 16px; transform: rotate(180deg); transition: transform 280ms var(--motion-arrival); }
.chat-prompts.is-collapsed .chat-prompts-toggle .icon { transform: rotate(0deg); }
.chat-prompts-panel {
  display: grid;
  grid-template-rows: 1fr;
  opacity: 1;
  visibility: visible;
  transition: grid-template-rows 300ms var(--motion-arrival), opacity 180ms ease, visibility 0s;
}
.chat-prompts-inner { min-height: 0; overflow: hidden; }
.chat-prompts.is-collapsed .chat-prompts-panel {
  grid-template-rows: 0fr;
  opacity: 0;
  visibility: hidden;
  transition-duration: 220ms, 140ms, 0s;
  transition-delay: 0s, 0s, 220ms;
}
.chat-questions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; padding-block: 2px 16px; }
.chat-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 12px;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: border-color 180ms var(--motion-arrival), background-color 180ms var(--motion-arrival);
}
.chat-question .icon { flex-shrink: 0; width: 16px; height: 16px; }
.chat-question:hover { border-color: var(--accent); background: var(--button); }
.chat-question:focus-visible, .chat-prompts-toggle:focus-visible, .chat-reset:focus-visible, .chat-transcript:focus-visible, .chat-send:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -4px;
}

@media (max-width: 600px) {
  .profile-chat { height: 600px; }
  .chat-heading { padding-inline: 16px; }
  .chat-transcript { padding: 16px; }
  .chat-prompts { padding-inline: 16px; }
  .chat-message { max-width: 100%; padding: 12px; font-size: 13px; }
  .chat-message-profile { padding: 0; }
  .chat-composer { padding: 12px 16px 14px; }
  .chat-composer textarea { font-size: 16px; }
  .chat-questions { grid-template-columns: 1fr; }
  .chat-question { min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  .chat-question, .chat-prompts-toggle, .chat-prompts-toggle .icon,
  .chat-prompts-panel, .chat-prompts.is-collapsed .chat-prompts-panel { transition: none; }
  .typing-dots span { animation: none; }
}

.badge-grid {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 12px;
  padding: 0;
  list-style: none;
}

.badge-slot {
  min-width: 0;
  grid-column: span 2;
  transform-origin: center;
}

.badge-slot:nth-child(5) { grid-column: 2 / span 2; }
.badge-slot:nth-child(6) { grid-column: 4 / span 2; }
.badge-slot:nth-child(7) { grid-column: 6 / span 2; }


.certification-badge {
  position: relative;
  height: 200px;
  max-width: 210px;
  margin-inline: auto;
  perspective: 900px;
  color: var(--badge-ink);
  --badge-ink: #fff8df;
}

.badge-google-basic { --badge-color: #f5ca67; --badge-back: #422e0b; }
.badge-google-advanced { --badge-color: #ffd25a; --badge-back: #594612; }
.badge-deep { --badge-color: #37aabc; --badge-back: #123f4b; --badge-ink: #fff0f4; }
.badge-azure-data { --badge-color: #91b8f1; --badge-back: #233c63; --badge-ink: #edf0f2; }
.badge-azure-ai { --badge-color: #91b8f1; --badge-back: #233c63; --badge-ink: #edf0f2; }
.badge-lakehouse { --badge-color: #77a8b7; --badge-back: #132e39; --badge-ink: #eff8fa; }
.badge-spark { --badge-color: #f4b583; --badge-back: #472a1e; --badge-ink: #fff6ef; }


.badge-rotor {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transform: rotateY(180deg);
  transition: transform 460ms var(--motion-arrival);
}

.badge-ready .badge-rotor { transform: rotateY(0); }
.badge-ready.is-open .badge-rotor { transform: rotateY(180deg); }

.badge-front, .badge-back {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.badge-front {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
}

.badge-front[hidden] { display: none; }
.badge-back { transform: rotateY(180deg); }

.badge-reconstructed, .badge-back-shape {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
  filter: drop-shadow(0 5px 5px rgb(0 0 0 / 28%));
}

.badge-back-shape {
  fill: var(--badge-back);
  stroke: var(--badge-color);
  stroke-width: 1.5;
}

.badge-back-copy {
  position: absolute;
  inset: 20px 26px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  text-align: center;
}

.badge-name {
  font-size: 11px;
  line-height: 1.35;
  text-wrap: balance;
}

.badge-issuer {
  font-size: 9px;
  line-height: 1.3;
}

.badge-verify {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: calc(44px / var(--badge-card-scale, 1));
  padding: 4px 8px;
  font-size: 11px;
  text-decoration: underline;
  white-space: nowrap;
}

.badge-verify:hover { color: var(--badge-ink); }

.badge-reset {
  position: absolute;
  top: -8px;
  right: -8px;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.badge-reset[hidden] { display: none; }
.badge-reset .icon { width: 18px; height: 18px; }
.badge-reset:hover { color: var(--accent); }

.badge-front:focus-visible, .badge-reset:focus-visible, .badge-verify:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.badge-verify:focus-visible { outline-color: var(--badge-ink); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 1000px) {
  .hero-stage {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .profile-chat {
    width: 100%;
    max-width: 680px;
  }

  .badge-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; }
  .badge-slot:nth-child(n) { grid-column: span 2; }
  .badge-slot:nth-child(7) { grid-column: 3 / span 2; }
  .certification-badge { height: 184px; max-width: 200px; margin-inline: auto; }
}

@media (max-width: 600px) {
  .badge-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .badge-slot:nth-child(n) { grid-column: auto; }
  .badge-slot:last-child { grid-column: 1 / -1; width: calc((100% - 16px) / 2); justify-self: center; }
}

@media (prefers-reduced-motion: reduce) {
  .badge-slot, .badge-rotor, .badge-front, .badge-back { transform: none !important; transition: none; }
  .badge-front, .badge-back { backface-visibility: visible; -webkit-backface-visibility: visible; }
  .badge-ready:not(.is-open) .badge-back, .badge-ready.is-open .badge-front { visibility: hidden; }
}

.role {
  margin-top: 28px;
  font-size: clamp(17px, 2vw, 23px);
  line-height: 1.5;
}

.role-list {
  padding-left: 22px;
  list-style: disc;
}

.role-list li { padding-block: 4px; }
.role-list li::marker { color: var(--accent); font-size: 0.65em; }
.role-label {
  display: inline-block;
  max-width: 100%;
  transition: color 220ms var(--motion-arrival), transform 320ms var(--motion-arrival);
}

.hero-links {
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.name-line {
  display: inline-block;
  max-width: 100%;
}

.name-suffix {
  font-size: 0.38em;
  font-weight: 400;
  letter-spacing: 0;
  white-space: nowrap;
}

.name-ink {
  position: relative;
  display: inline-block;
  transition: color 240ms var(--motion-arrival), transform 380ms var(--motion-arrival);
}

.name-ink::after {
  content: '';
  position: absolute;
  inset: auto 0 0.02em;
  height: 2px;
  background: var(--accent);
  opacity: 0;
  transform: scaleX(0.12);
  transform-origin: left;
  transition: transform 380ms var(--motion-arrival), opacity 180ms ease;
}

#nombre:hover .name-ink { color: var(--accent); transform: translate3d(4px, -2px, 0); }
#nombre:hover .name-ink::after { opacity: 0.7; transform: scaleX(1); }
.role-list li:hover .role-label { color: var(--accent); transform: translateX(6px); }

@media (prefers-reduced-motion: reduce) {
  .name-ink, .name-ink::after, .role-label { transition: none; }
  #nombre:hover .name-ink, .role-list li:hover .role-label { transform: none; }
}

main {
  overflow-x: clip;
}

.hero-content, .name-line, .role, .section h2, .experience-row .date,
.experience-row > div, .education-list > div, .skills-list dt, .skills-list dd,
.credential-list > li, .publication-list > li, .email {
  transform-origin: left center;
}

.hero-links {
  position: relative;
  border-top-color: transparent;
}

.hero-links::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 45%, var(--line)) 0%, var(--line) 40%, color-mix(in srgb, var(--line) 30%, transparent) 100%);
  transform: scaleX(var(--hero-rule, 1));
  transform-origin: left center;
}

.section h2 {
  position: relative;
}

.section h2::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -14px;
  width: min(120px, 40%);
  height: 2px;
  background: var(--accent);
  transform: scaleX(var(--heading-progress, 1));
  transform-origin: left center;
}

.email {
  display: inline-block;
  max-width: 100%;
}

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 4;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
}

nav a, .hero-links a, .contact-links a, footer a {
  position: relative;
}

nav a::after, .hero-links a::after, .contact-links a::after, footer a::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 0;
  right: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 220ms var(--motion-arrival);
}

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

a .icon {
  transition: transform 220ms var(--motion-arrival);
}

a:hover .icon, a:focus-visible .icon {
  transform: translate(2px, -2px);
}

.experience-link {
  margin-left: auto;
  padding: 6px 14px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 26%, transparent);
  color: var(--text);
  font-weight: 500;
  transition: background 200ms ease, border-color 200ms ease, color 200ms ease, transform 200ms ease;
}

.experience-link:hover,
.experience-link:focus-visible {
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(2px);
}

.experience-link .icon {
  animation: scroll-cue-bounce 2.2s ease-in-out infinite;
}

@keyframes scroll-cue-bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(3px);
  }
}

.experience-link:hover .icon, .experience-link:focus-visible .icon {
  transform: translateY(4px);
}

footer a:hover .icon, footer a:focus-visible .icon {
  transform: translateY(-3px);
}

.theme-picker select, .language-picker select {
  transition: border-color 150ms ease;
}

.theme-picker select:hover, .language-picker select:hover {
  border-color: var(--accent);
}

.resume {
  background: rgb(var(--surface-rgb) / 70%);
}

.section {
  padding-block: 88px;
  border-bottom: 1px solid transparent;
  border-image: linear-gradient(90deg, color-mix(in srgb, var(--accent) 35%, var(--line)) 0%, var(--line) 40%, color-mix(in srgb, var(--line) 20%, transparent) 100%) 1;
}

.section:last-of-type {
  border-bottom: none;
  border-image: none;
}

h2 {
  margin-bottom: 40px;
  font-size: clamp(25px, 3vw, 34px);
  line-height: 1.3;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

h3 {
  font-size: 18px;
  line-height: 1.5;
  text-wrap: pretty;
}

.experience-row {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 40px;
  padding-block: 32px;
  border-top: 1px solid var(--line);
}

.experience-row:first-child {
  padding-top: 0;
  border-top: 0;
}

.experience-row:last-child {
  padding-bottom: 0;
}

.date, .credential-meta, .publication-list p, .section-note {
  color: var(--muted);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.date {
  padding-top: 3px;
}

.position {
  margin-top: 5px;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: 14px;
}

.experience-row ul {
  max-width: 72ch;
  padding-left: 18px;
  color: var(--body-text);
}

.experience-row li + li {
  margin-top: 8px;
}

.experience-row li::marker {
  color: var(--marker);
}

.compact-row .position {
  margin-bottom: 10px;
}

.compact-row div > p:last-child, .education-list div > p:last-child {
  max-width: 72ch;
  color: var(--body-text);
}

.section-note {
  margin-top: -20px;
  margin-bottom: 32px;
}

.education-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 40px;
}

.education-list .date {
  margin-top: 10px;
  margin-bottom: 12px;
}

.education-list p:last-child {
  font-size: 14px;
}

.skills-list > div {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 24px;
  padding-block: 16px;
  border-top: 1px solid var(--line);
}

.skills-list dt {
  font-size: 14px;
}

.skills-list dd {
  max-width: 72ch;
  color: var(--body-text);
}

.credential-list, .publication-list {
  list-style: none;
  padding: 0;
}

.credential-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 32px;
  padding-block: 18px;
  border-top: 1px solid var(--line);
}

.credential-list a {
  font-size: 15px;
}

.credential-meta {
  flex: 0 0 auto;
  text-align: right;
}

.more-credentials {
  margin-top: 24px;
}

summary {
  width: fit-content;
  min-height: 44px;
  padding-block: 10px;
  color: var(--accent);
  cursor: pointer;
  font-size: 14px;
}

.more-credentials[open] summary {
  margin-bottom: 16px;
}

.publication-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px 56px;
}

.publication-list li {
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.publication-list a {
  font-size: 16px;
  line-height: 1.65;
}

.publication-list p {
  margin-top: 12px;
}

.contact h2 {
  margin-bottom: 20px;
}

.email {
  font-size: clamp(20px, 3.2vw, 36px);
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
}

.contact-links {
  margin-top: 24px;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 24px;
  color: var(--muted);
  font-size: 12px;
}

.icon-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  display: inline-block;
  width: 14px;
  height: 14px;
  vertical-align: -1px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}

@media (max-width: 850px) {
  .experience-row {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 24px;
  }

  .education-list {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .credential-list li {
    flex-direction: column;
    gap: 4px;
  }

  .credential-meta {
    text-align: left;
  }
}

@media (max-width: 900px) {
  .site-header {
    gap: 16px;
  }

  .header-actions {
    gap: 16px;
  }

  .site-header nav {
    justify-content: flex-end;
  }

}

@media (min-width: 601px) and (max-width: 760px) {
  .site-header, .header-actions {
    gap: 16px;
  }

  .site-header nav {
    gap: 20px;
  }

}

@media (max-width: 600px) {
  .wrap {
    width: calc(100% - 40px);
  }

  .site-header {
    min-height: 80px;
    gap: 12px;
  }

  .header-actions {
    gap: 12px;
  }

  .site-header nav {
    justify-content: flex-end;
  }


  .wordmark {
    font-size: 19px;
  }

  nav {
    gap: 18px;
  }

  nav a {
    font-size: 12px;
  }

  nav a:first-child {
    display: none;
  }

  .hero {
    min-height: calc(100svh - 80px);
    padding-top: 72px;
    gap: 64px;
  }

  h1 {
    font-size: clamp(2rem, 9.2vw, 3.4rem);
    line-height: 1.18;
    overflow-wrap: normal;
  }

  .role {
    margin-top: 24px;
    font-size: 17px;
  }

  .hero-links {
    gap: 22px;
    flex-wrap: wrap;
  }

  .hero-links a {
    font-size: 12px;
  }

  .hero-links .experience-link {
    width: 100%;
    justify-content: space-between;
    margin-left: 0;
  }

  .section {
    padding-block: 56px;
  }

  h2 {
    margin-bottom: 32px;
  }

  .experience-row {
    grid-template-columns: 1fr;
    gap: 12px;
    padding-block: 28px;
  }

  .skills-list > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .skills-list dd, .experience-row ul, .compact-row div > p:last-child {
    font-size: 14px;
  }

  .publication-list {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .contact-links {
    flex-wrap: wrap;
    gap: 8px 24px;
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .preferences-menu:popover-open {
    animation: none;
  }

  html {
    scroll-behavior: auto;
  }

  .hero-content, .name-line, .role, .hero-links, .section h2, .experience-row .date,
  .experience-row > div, .education-list > div, .skills-list dt, .skills-list dd,
  .credential-list > li, .publication-list > li, .email,
  .hero-links::before, .section h2::after {
    transform: none !important;
    opacity: 1 !important;
  }

  a .icon, nav a::after, .hero-links a::after, .contact-links a::after, footer a::after {
    transition: none;
  }

  .experience-link {
    transition: none;
  }

  .experience-link:hover, .experience-link:focus-visible {
    transform: none;
  }

  a:hover .icon, a:focus-visible .icon,
  .experience-link:hover .icon, .experience-link:focus-visible .icon,
  footer a:hover .icon, footer a:focus-visible .icon {
    transform: none;
  }

  .chat-status-dot,
  .experience-link .icon {
    animation: none;
  }
}