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

html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

:root {
  /* Design system tokens — from design.md ("Origin Financial" style reference) */

  /* Colors */
  --color-iris-gleam: #847dff;
  --color-cyan-signal: #00b3dd;
  --color-pale-iris: #d1c9ff;
  --color-deep-iris: #4b49aa;
  --color-orchid-bloom: #dd90d8;
  --color-periwinkle: #90b8f0;
  --color-obsidian: #0f1011;
  --color-abyss: #090a0b;
  --color-graphite: #2e2e2e;
  --color-steel: #3f4041;
  --color-silver: #cacaca;
  --color-fog: #6a6b6b;
  --color-ash: #9f9fa0;
  --color-cloud: #f5f5f7;
  --color-pure: #ffffff;
  --color-void: #000000;

  /* Typography — font families (Google Fonts substitutes for the licensed originals) */
  --font-display: 'Playfair Display', 'DM Serif Display', Georgia, serif;
  --font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Roboto Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Typography — scale */
  --text-mono-label: 12px;
  --leading-mono-label: 2;
  --text-body-sm: 14px;
  --leading-body-sm: 1.67;
  --text-body: 16px;
  --leading-body: 1.5;
  --text-subheading: 18px;
  --leading-subheading: 1.5;
  --text-heading-lg: 38px;
  --leading-heading-lg: 0.9;
  --text-display-sm: 80px;
  --leading-display-sm: 1;
  --text-display: 96px;
  --leading-display: 0.9;

  /* Typography — weights */
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;

  /* Spacing */
  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-24: 24px;
  --spacing-32: 32px;
  --spacing-40: 40px;
  --spacing-48: 48px;
  --spacing-60: 60px;
  --spacing-68: 68px;
  --spacing-100: 100px;
  --spacing-120: 120px;
  --spacing-140: 140px;

  /* Layout */
  --page-max-width: 1200px;
  --section-gap: 80px;
  --card-padding: 32px;
  --element-gap: 12px;

  /* Border radius */
  --radius-inputs: 8px;
  --radius-buttons: 8px;
  --radius-navitems: 8px;
  --radius-cards: 16px;
  --radius-statblocks: 16px;
  --radius-pillbuttons: 9999px;
  --radius-featurecards: 30px;
  --radius-categorytiles: 30px;

  /* Shadows */
  --shadow-lg: rgba(0, 0, 0, 0.2) 0px 18px 20px 0px;

  /* Surfaces */
  --surface-obsidian-canvas: #0f1011;
  --surface-abyss: #090a0b;
  --surface-graphite-card: #2e2e2e;
  --surface-steel-hover: #3f4041;
  --surface-silver-inverted: #cacaca;
}

html {
  height: 100%;
}

body {
  background: var(--color-obsidian);
  color: var(--color-ash);
  position: relative;
  min-height: 100vh;
  padding: 0;
  margin: 0;
  font-family: var(--font-sans);
  font-weight: var(--font-weight-regular);
}

a {
  color: var(--color-pure);
  transition: color 0.2s ease;
}

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

/* CSS for navigation */

.navbar {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 10;

  display: flex;
  justify-content: space-between;
  align-items: center;

  background-image: linear-gradient(135deg, rgba(43, 43, 44, 0.75), rgba(19, 19, 19, 0.75));
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--spacing-12) var(--spacing-24);
}

.nav-list {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-8);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  display: inline-block;
  color: var(--color-pure);
  font-family: var(--font-sans);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-body);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-navitems);
  padding: var(--spacing-12) var(--spacing-16);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.nav-list a:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--color-pure);
}

.nav-list a:active {
  color: var(--color-cloud);
}

.logo a {
  font-family: var(--font-display);
  font-weight: var(--font-weight-medium);
  font-size: 22px;
  color: var(--color-pure);
  letter-spacing: 0.5px;
  text-decoration: none;
  transition: color 0.2s ease;
}

.logo a:hover {
  color: var(--color-cloud);
  text-decoration: none;
}

main {
  width: 100%;
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: var(--spacing-40) var(--spacing-24) var(--spacing-60);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--spacing-24);
  box-sizing: border-box;
}

/* Loose text/buttons sitting directly in main (not inside a card) should
   stay compact and centered instead of stretching full page width */
main > p,
main > .button {
  align-self: center;
}

main > p {
  text-align: center;
  max-width: 600px;
  margin: 0;
}

.page-title {
  display: flex;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-heading-lg);
  line-height: var(--leading-heading-lg);
  color: var(--color-cloud);
  margin-top: var(--spacing-40);
  margin-bottom: var(--spacing-16);
}

/* CSS for portfolio grid */

.project,
.hackathon {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5em;
  width: 100%;
  max-width: 100%;
  margin: 1em 0 2em 0;
}

.project-item,
.hackathon-item {
  display: flex;
  flex-direction: column;
  background-color: var(--color-graphite);
  border-radius: var(--radius-cards);
  padding: var(--card-padding);
  text-align: left;
  line-height: 1.5;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.project-item:hover,
.hackathon-item:hover {
  background-color: var(--color-steel);
  transform: translateY(-4px);
}

.project-item h3,
.hackathon-item h3 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-subheading);
  line-height: 1.2;
  color: var(--color-cloud);
  margin-top: 0;
}

.hackathon-item h3 + p em {
  display: inline-block;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: var(--text-mono-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.project-item ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-8);
  list-style: none;
  margin: 0;
  padding: 0;
}

.project-item ul li {
  font-family: var(--font-mono);
  font-size: var(--text-mono-label);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.project-item img,
.hackathon-item img {
  object-fit: cover;
  width: 100%;
  height: 140px;
  border-radius: var(--radius-inputs);
  margin: 10px 0;
}

.project-item a,
.hackathon-item a {
  color: var(--color-pure);
  text-decoration: none;
  font-weight: bold;
  letter-spacing: 1px;
  transition: color 0.2s ease;
}

.project-item a:hover,
.hackathon-item a:hover {
  color: var(--color-cloud);
  text-decoration: underline;
}

.badge {
  display: inline-block;
  background-color: var(--color-iris-gleam);
  color: var(--color-pure);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: var(--radius-pillbuttons);
  vertical-align: middle;
}

/* CSS for home page */

.hero {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--spacing-16);
  padding-top: var(--spacing-40);
  margin-bottom: var(--section-gap);
}

/* Motion — long atmospheric reveal on load, per design.md's motion philosophy */
@keyframes heroReveal {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero > * {
  opacity: 0;
  animation: heroReveal 1s cubic-bezier(0.455, 0.03, 0.515, 0.955) forwards;
}

.hero > *:nth-child(2) {
  animation-delay: 0.15s;
}

.hero > *:nth-child(3) {
  animation-delay: 0.3s;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-mono-label);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-fog);
  margin: 0;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: var(--font-weight-regular);
  font-size: clamp(40px, 7vw, var(--text-display-sm));
  line-height: var(--leading-display-sm);
  color: var(--color-cloud);
  margin: 0;
}

.hero-title em {
  font-style: italic;
}

.hero-subhead {
  font-family: var(--font-sans);
  font-weight: var(--font-weight-light);
  font-size: var(--text-subheading);
  line-height: var(--leading-subheading);
  color: var(--color-ash);
  max-width: 560px;
  margin: 0;
}

.about {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-32);
  width: 100%;
  padding: var(--card-padding);
  background-color: var(--color-graphite);
  border-radius: var(--radius-cards);
}

/* Motion — border trace: a slow rotating highlight around the circular
   avatar frame, per design.md's named "borderTurn" pattern for feature
   highlights. Uses a neutral white sheen, not a chromatic color, since
   the system reserves chromatic accents for full-bleed tiles only. */
@keyframes borderTurn {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.about-image {
  position: relative;
  flex-shrink: 0;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  padding: 4px;
}

.about-image::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(rgba(255, 255, 255, 0.7), transparent 50%, rgba(255, 255, 255, 0.7));
  animation: borderTurn 8s linear infinite;
}

.about-image img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.about-image:hover img {
  transform: scale(1.05);
}

.about-text {
  flex: 1;
}

.about-text h2 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-regular);
  font-size: 24px;
  color: var(--color-cloud);
  margin-bottom: 10px;
}

.about-text p {
  font-size: 16px;
  line-height: 1.5;
}

/* CSS for resume page */

.resume {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-24);
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.section {
  background-color: var(--color-graphite);
  border-radius: var(--radius-cards);
  padding: var(--card-padding);
}

.button {
  display: inline-block;
  background-color: var(--color-pure);
  border: none;
  color: var(--color-void);

  font-family: var(--font-sans);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-body);
  text-decoration: none;
  text-align: center;

  padding: var(--spacing-12) 18px;
  border-radius: var(--radius-buttons);
  box-shadow: var(--shadow-lg);

  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.button::after {
  content: " \2192";
}

.button:hover {
  background-color: var(--color-cloud);
  transform: translateY(-2px);
}

.resume h2 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-regular);
  font-size: 22px;
  line-height: 1.2;
  display: inline-block;
  padding: var(--spacing-8) var(--spacing-20);
  margin-bottom: var(--spacing-8);
  border-radius: var(--radius-pillbuttons);
}

/* Chromatic accent pass — one full-bleed color per resume category,
   following the "Feature Category Card" component: color differentiates
   the section, reserved for this tile rather than used as inline text/borders */
.section:nth-of-type(1) h2 {
  background-color: var(--color-periwinkle);
  color: var(--color-void);
}

.section:nth-of-type(2) h2 {
  background-color: var(--color-iris-gleam);
  color: var(--color-pure);
}

.section:nth-of-type(3) h2 {
  background-color: var(--color-deep-iris);
  color: var(--color-pure);
}

.section:nth-of-type(4) h2 {
  background-color: var(--color-orchid-bloom);
  color: var(--color-void);
}

.resume h3 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-subheading);
  color: var(--color-cloud);
  margin-bottom: var(--spacing-4);
}

.resume h3 + p {
  font-family: var(--font-mono);
  font-size: var(--text-mono-label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0;
  margin-bottom: var(--spacing-8);
}

/* CSS for contact form */

label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-sans);
  font-weight: var(--font-weight-medium);
  color: var(--color-cloud);
}

input[type="text"],
input[type="email"],
textarea {
  width: 100%;
  padding: var(--spacing-12) var(--spacing-16);
  margin-bottom: 15px;
  background-color: var(--color-graphite);
  color: var(--color-cloud);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-inputs);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  resize: none;
  transition: border-color 0.2s ease;
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
textarea::placeholder {
  color: var(--color-fog);
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-pure);
}

input[type="submit"] {
  display: inline-block;
  background-color: var(--color-pure);
  color: var(--color-void);
  border: none;
  font-family: var(--font-sans);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-body);
  padding: var(--spacing-12) 18px;
  border-radius: var(--radius-buttons);
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

input[type="submit"]:hover {
  background-color: var(--color-cloud);
  transform: translateY(-2px);
}

/* Add some spacing to the form */
form {
  width: 500px;
  margin: 0 auto;
}

/* CSS for footer */

.footer {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--color-abyss);
  color: var(--color-fog);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--font-mono);
  font-size: var(--text-mono-label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 2.5rem;
}