/* Modernist — design-system tokens and component classes. This file is the source of truth for the system's look; retune it here and see readme.md. */
@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600&display=swap");

:root {
  --color-bg: #f3f2f2;
  --color-surface: #eae9e9;
  --color-text: #201e1d;
  --color-accent: #ec3013;
  --color-accent-2: #e15b47;
  --color-divider: color-mix(in srgb, #201e1d 40%, transparent);

  /* Tonal ramps — generated in OKLCH on one shared lightness scale, so the
     same step of any role matches the others in visual value. */
  --color-neutral-100: #f8f4f4;
  --color-neutral-200: #eae7e7;
  --color-neutral-300: #d7d3d3;
  --color-neutral-400: #bab6b6;
  --color-neutral-500: #9b9797;
  --color-neutral-600: #7d7979;
  --color-neutral-700: #605d5d;
  --color-neutral-800: #444141;
  --color-neutral-900: #2d2b2b;

  --color-accent-100: #fff2ef;
  --color-accent-200: #ffe0d9;
  --color-accent-300: #ffc4b8;
  --color-accent-400: #ff9783;
  --color-accent-500: #ff563c;
  --color-accent-600: #dd2b0f;
  --color-accent-700: #ae1800;
  --color-accent-800: #7c1405;
  --color-accent-900: #4d170e;

  --color-accent-2-100: #fff2ef;
  --color-accent-2-200: #ffe0da;
  --color-accent-2-300: #ffc4b9;
  --color-accent-2-400: #ff9784;
  --color-accent-2-500: #ef6853;
  --color-accent-2-600: #c94b39;
  --color-accent-2-700: #9e3526;
  --color-accent-2-800: #71261b;
  --color-accent-2-900: #471d16;

  --font-heading: "Montserrat", system-ui, sans-serif;
  --font-heading-weight: 600;
  --font-body: "Montserrat", system-ui, sans-serif;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;

  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;

  /* Elevation — derived from the ground: soft ink-tinted shadows on a
     light theme, a hairline edge + ambient darkness on a dark one. */
  --shadow-sm: 0 1px 2px color-mix(in srgb, #2d2b2b 14%, transparent);
  --shadow-md: 0 3px 10px color-mix(in srgb, #2d2b2b 16%, transparent);
  --shadow-lg: 0 12px 32px color-mix(in srgb, #2d2b2b 22%, transparent);
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
}
h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
}

.grayscale {
  filter: grayscale(1) contrast(1.08);
}

/* ══════════════════════════════════════════════════════════════════════════
   Components — built with the tokens above. Plain CSS
   on plain HTML: no JavaScript, no build step. Each class is documented in
   readme.md and demonstrated in foundations/ and components/.
   ══════════════════════════════════════════════════════════════════════ */

*,
*::before,
*::after {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  font-weight: 400;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 var(--space-2);
}
h1 {
  font-size: 42px;
}
h2 {
  font-size: 32px;
}
h3 {
  font-size: 25px;
}
h4 {
  font-size: 20px;
}
h5 {
  font-size: 16px;
}
h6 {
  font-size: 13px;
}
h6 {
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
p {
  margin: 0 0 var(--space-3);
}
a {
  color: var(--color-accent);
  text-underline-offset: 3px;
}
img {
  display: block;
  max-width: 100%;
}
figure {
  margin: 0;
}
figcaption {
  font-size: 11px;
  margin-top: var(--space-1);
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.text-muted {
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
:focus {
  outline: none;
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
::selection {
  background: color-mix(in srgb, var(--color-accent) 30%, transparent);
}

/* — rules — */
.hr {
  height: 2px;
  border: 0;
  margin: var(--space-4) 0;
  background: var(--color-divider);
}

/* — buttons — */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
  font-size: 14px;
  line-height: 1.2;
  color: var(
    --color-text
  ); /* matches the .input's 14px —
     the pair sits side by side in sign-up rows */
  background: transparent;
  border: 1px solid transparent;
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: var(--radius-md);
}
.btn svg {
  display: block;
}
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
}
.btn-primary:hover {
  background: var(--color-accent-600);
}
.btn-primary:active {
  background: var(--color-accent-700);
}
.btn-secondary {
  border-color: var(--color-divider);
}
.btn-secondary:hover {
  background: color-mix(in srgb, var(--color-text) 7%, transparent);
}
.btn-secondary:active {
  background: color-mix(in srgb, var(--color-text) 14%, transparent);
}
.btn-ghost {
  color: var(--color-accent);
  padding-inline: var(--space-1);
}
.btn-ghost:hover {
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
}
.btn-ghost:active {
  background: color-mix(in srgb, var(--color-accent) 18%, transparent);
}
.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
}
.btn-block {
  width: 100%;
  margin-top: var(--space-2);
  justify-content: flex-start;
  text-align: left;
}

/* — forms — */
.field > label {
  display: block;
  font-size: 12px;
  margin-bottom: 5px;
  color: color-mix(in srgb, var(--color-text) 70%, transparent);
}
.input {
  width: 100%;
  min-height: 36px;
  padding: 6px 10px;
  font: inherit;
  font-size: 14px;
  color: var(--color-text);
  caret-color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
}
.input:hover {
  border-color: color-mix(in srgb, var(--color-text) 45%, transparent);
}
.input:focus-visible {
  border-color: var(--color-accent);
  outline-offset: 0;
}
textarea.input {
  min-height: 90px;
  resize: vertical;
}
.radio {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
}
.radio input,
.seg-opt input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}
.radio .dot {
  width: 16px;
  height: 16px;
  flex: none;
  border-radius: 50%;
  border: 1.5px solid var(--color-divider);
}
.radio:hover .dot {
  border-color: var(--color-accent);
}
.radio input:checked + .dot {
  border-color: var(--color-accent);
  background: var(--color-accent);
  box-shadow: inset 0 0 0 4px var(--color-bg);
}
.radio input:focus-visible + .dot {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.seg {
  display: inline-flex;
  overflow: hidden;
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
}
.seg-opt {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  font-size: 13px;
  cursor: pointer;
}
.seg-opt + .seg-opt {
  border-left: 1px solid var(--color-divider);
}
.seg-opt:has(input:checked) {
  background: var(--color-accent);
  color: var(--color-bg);
}
.seg-opt:not(:has(input:checked)):hover {
  background: color-mix(in srgb, var(--color-text) 7%, transparent);
}
.seg-opt:has(input:focus-visible) {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

/* — cards — */
.card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}
.card-kicker {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.card-title {
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
  font-size: 17px;
  line-height: 1.2;
}
.card-body {
  margin: 0;
  font-size: 13px;
  opacity: 0.8;
  flex: 1;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}
.elev-sm {
  box-shadow: var(--shadow-sm);
}
.elev-md {
  box-shadow: var(--shadow-md);
}
.elev-lg {
  box-shadow: var(--shadow-lg);
}

/* — tags — */
.tag {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  letter-spacing: 0.02em;
  padding: 3px 10px;
  border-radius: calc(var(--radius-md) * 0.75);
}
.tag-accent {
  background: var(--color-accent-100);
  color: var(--color-accent-800);
}
.tag-accent-2 {
  background: var(--color-accent-2-100);
  color: var(--color-accent-2-800);
}
.tag-neutral {
  background: var(--color-neutral-100);
  color: var(--color-neutral-800);
}
.tag-outline {
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
}

/* — navigation — */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: 2px solid var(--color-divider);
}
.nav-brand {
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
  font-size: 18px;
  margin-right: auto;
}
.nav a {
  color: inherit;
  text-decoration: none;
  font-size: 14px;
}
.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--color-accent);
}

/* — tables — */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.table th {
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
  padding: var(--space-2);
  border-bottom: 2px solid var(--color-divider);
}
.table td {
  padding: var(--space-2);
  border-bottom: 1px solid var(--color-divider);
}
.table tbody tr:hover {
  background: color-mix(in srgb, var(--color-text) 4%, transparent);
}

/* — dialog — */
.dialog-backdrop {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: var(--space-4);
  background: color-mix(in srgb, var(--color-neutral-900) 50%, transparent);
}
.dialog {
  width: min(440px, 100%);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
}
.dialog-title {
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
  font-size: 20px;
}
.dialog-body {
  font-size: 14px;
  opacity: 0.85;
}
.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

/* ══════════════════════════════════════════════════════════════════════════
   Page-level overrides — animation, hover states, and per-component
   tweaks layered on top of the design system above.
   ══════════════════════════════════════════════════════════════════════ */

body {
  margin: 0;
}
a {
  color: var(--color-accent);
}
a:hover {
  color: var(--color-accent-700);
}
.btn,
.tag {
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease;
}
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.fade-up {
  animation: fadeUp 0.6s ease both;
}
@media (prefers-reduced-motion: reduce) {
  .fade-up {
    animation: none;
  }
}

.btn-primary,
.btn-secondary {
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}
.btn-primary:hover,
.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.tag-outline {
  transition:
    background-color 0.15s ease,
    transform 0.2s ease;
}
.tag-outline:hover {
  background: var(--color-accent-100);
  transform: translateY(-1px);
}

.nav a {
  position: relative;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: transform 0.2s ease;
  transform-origin: left;
}
.nav a:hover::after,
.nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.photo-circle {
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    border-color 0.3s ease;
  cursor: default;
}
.photo-circle:hover {
  transform: scale(1.08);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.cert-card {
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}
.cert-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.proj-card {
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}
.proj-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.table tbody tr {
  transition: background-color 0.15s ease;
}

/* --- Mobile Responsiveness ---
   Keep the same layout, order, and alignment as desktop; only collapse
   grid columns that would otherwise overflow a narrow viewport. */

.nav {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
}

@media (max-width: 640px) {
  /* Education timeline */
  div[style*="160px"] {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
    padding-bottom: 32px !important;
  }
  div[style*="160px"] > div:first-child {
    font-weight: 600;
    color: var(--color-accent);
  }

  /* Inner Project links */
  div[style*="1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }

  /* Table overflow — scroll the wrapper, not the table itself:
     display:block on a <table> breaks its row/cell layout entirely,
     leaving just an empty bordered box. */
  .table-scroll {
    overflow-x: auto;
  }
  .table-scroll .table {
    min-width: 480px;
  }
}

@media (max-width: 860px) {
  /* Home Grid (220px to 320px column) — collapse to one column but keep
     text first and left-aligned, same as desktop reading order. */
  .hero-section {
    grid-template-columns: 1fr !important;
    padding: 56px 24px !important;
  }
  /* Avatar is hidden below the desktop breakpoint. */
  .photo-circle {
    display: none !important;
  }

  /* Hero CTAs — always two per row instead of wrapping unevenly */
  .hero-actions {
    display: grid !important;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .hero-actions .btn {
    width: 100%;
  }

  /* Projects main grid */
  div[style*="420px"] {
    grid-template-columns: 1fr !important;
  }
}

/* Remove extra vertical spacing */
section {
  padding-top: 32px !important;
  padding-bottom: 32px !important;
  gap: 32px !important;
}

/* Sticky Footer & Height Adjustment */
html,
body {
  height: 100%;
}
body {
  display: flex;
  flex-direction: column;
}
x-dc {
  display: flex;
  flex-direction: column;
  flex: 1;
}
footer {
  margin-top: auto !important;
  padding-top: 16px !important;
  padding-bottom: 16px !important;
}

/* --- Hamburger Menu ---
   Pure CSS checkbox toggle: the runtime here compiles inline onclick
   handlers into props rather than wiring real DOM listeners, so a
   checkbox + label (native, no script) is what actually works. */
.nav-toggle {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}
.hamburger {
  display: none;
  cursor: pointer;
  padding: 4px;
  color: var(--color-text);
}
.nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-right: auto;
}
.nav-links {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.nav-brand-short {
  display: none;
}

@media (max-width: 860px) {
  .nav-brand-full {
    display: none;
  }
  .nav-brand-short {
    display: inline;
  }
}

@media (max-width: 860px) {
  .nav {
    flex-direction: column;
    align-items: stretch;
  }
  .hamburger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .nav-header {
    width: 100%;
  }
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 16px !important;
    padding-top: 16px;
  }
  .nav-toggle:checked ~ .nav-links {
    display: flex;
  }
  .nav {
    gap: 0 !important;
  }
}

/* Reduce horizontal padding on large screens */
.nav,
section,
footer {
  padding-left: 32px !important;
  padding-right: 32px !important;
}