/*
  MidgardNet — website stylesheet
  Design tokens sourced from /brand/colors/palette.md and /brand/guidelines.
*/

/* ---------- Fonts ---------- */

@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/plex/plex_600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/plex/plex_700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter/inter_400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter/inter_500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter/inter_600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter/inter_700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../fonts/jetbrains-mono/jbm_400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../fonts/jetbrains-mono/jbm_500.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/* ---------- Tokens ---------- */

:root {
  --color-blue: #2456d6;
  --color-blue-bright: #6d93f5;
  --color-fjord: #14224a;
  --color-gold: #d9a441;
  --color-ink: #0a0e17;
  --color-ink-secondary: #0b1626;
  --color-panel: #111b2e;
  --color-panel-raised: #152239;
  --color-success: #23966b;
  --color-warning: #c9642a;
  --color-text-primary: #f3f6ff;
  --color-text-secondary: #93a0be;
  --color-border: rgba(148, 163, 184, 0.16);
  --color-border-strong: rgba(148, 163, 184, 0.32);

  --font-heading: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --max-width: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 7rem;

  color-scheme: dark;
}

/* ---------- Reset ---------- */

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

html {
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  background: var(--color-ink);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

img,
svg {
  max-width: 100%;
  display: block;
}

img {
  height: auto;
}

a {
  color: inherit;
}

ul {
  margin: 0;
  padding: 0;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin: 0;
}

p {
  margin: 0;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

/* ---------- Focus ---------- */

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--color-blue-bright);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Utility ---------- */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.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;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-2);
  z-index: 1000;
  background: var(--color-blue);
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  text-decoration: none;
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: var(--space-2);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-2);
}

.section {
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.section-head {
  max-width: 42rem;
  margin-bottom: var(--space-4);
}

.section-head h2 {
  font-size: clamp(1.6rem, 1.3rem + 1.3vw, 2.35rem);
  margin-bottom: var(--space-2);
}

.section-head p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
}

.lede {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 46rem;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  min-height: 44px;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

@media (prefers-reduced-motion: reduce) {
  .btn,
  .card,
  .nav-panel,
  * {
    transition: none !important;
    scroll-behavior: auto !important;
    animation: none !important;
  }
}

.btn-primary {
  background: var(--color-blue);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-blue-bright);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-border-strong);
}

.btn-secondary:hover {
  border-color: var(--color-blue-bright);
  color: var(--color-blue-bright);
}

.btn-text {
  color: var(--color-blue-bright);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- Header / nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 23, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: var(--space-2);
}

.brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-link img {
  height: 28px;
  width: auto;
}

.brand-link .mark-only {
  display: none;
  height: 30px;
}

.nav-toggle {
  display: none;
}

.nav-panel {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  list-style: none;
  font-size: 0.96rem;
  font-weight: 500;
}

.nav-links a {
  text-decoration: none;
  padding: 0.5rem 0.1rem;
  color: var(--color-text-primary);
  border-bottom: 2px solid transparent;
}

.nav-links a:hover {
  color: var(--color-blue-bright);
}

.nav-extra {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.lang-switch {
  display: flex;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.lang-switch a {
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: 1px solid var(--color-border-strong);
  min-width: 44px;
  text-align: center;
}

.lang-switch [aria-current="true"] {
  background: var(--color-panel);
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.nav-toggle-btn {
  display: none;
}

/* Mobile nav: no-JS baseline keeps links visible and wrapped (see above).
   When JS runs, it adds .js to <html> and this collapsible pattern takes
   over, but only below the 720px breakpoint — on wider screens the plain
   nav stays visible and the toggle button must not appear at all. */
@media (max-width: 719px) {
  html.js .nav-toggle-btn {
    display: inline-flex;
    position: relative;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border-strong);
  }

  html.js .nav-toggle-btn span,
  html.js .nav-toggle-btn::before,
  html.js .nav-toggle-btn::after {
    content: "";
    position: absolute;
    width: 18px;
    height: 2px;
    background: currentColor;
  }

  html.js .nav-toggle-btn::before {
    transform: translateY(-6px);
  }

  html.js .nav-toggle-btn::after {
    transform: translateY(6px);
  }

  html.js .nav-panel {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    background: var(--color-ink-secondary);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-3);
    gap: var(--space-3);
  }

  html.js .nav-panel[hidden] {
    display: none;
  }

  html.js .nav-links {
    flex-direction: column;
    gap: 0;
    width: 100%;
  }

  html.js .nav-links a {
    display: block;
    width: 100%;
    padding: 0.85rem 0.25rem;
  }

  html.js .brand-link .full-lockup {
    display: none;
  }

  html.js .brand-link .mark-only {
    display: block;
  }
}

/* ---------- Hero ---------- */

.hero {
  padding-block: var(--space-6) var(--space-5);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 480px;
  background: radial-gradient(60% 60% at 30% 20%, rgba(36, 86, 214, 0.28), transparent 70%),
    radial-gradient(45% 45% at 85% 10%, rgba(217, 164, 65, 0.12), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 44rem;
}

.hero h1 {
  font-size: clamp(2.1rem, 1.6rem + 2.4vw, 3.4rem);
  letter-spacing: -0.01em;
}

.hero .lede {
  margin-top: var(--space-3);
}

.hero-brandline {
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--color-gold);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

/* ---------- Cards ---------- */

.card {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-secondary);
}

.badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.badge-live {
  color: var(--color-success);
  border-color: var(--color-success);
}

.badge-mvp {
  color: var(--color-blue-bright);
  border-color: var(--color-blue-bright);
}

.badge-dev {
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.badge-lab {
  color: var(--color-text-secondary);
}

/* Featured work */

.work-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  align-items: center;
}

@media (min-width: 860px) {
  .work-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--space-5);
  }
}

.work-facts {
  list-style: none;
  margin-top: var(--space-3);
  display: grid;
  gap: 0.65rem;
}

.work-facts li {
  display: flex;
  gap: 0.6em;
  color: var(--color-text-secondary);
  font-size: 0.98rem;
}

.work-facts li::before {
  content: "";
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  margin-top: 0.6em;
  border-radius: 50%;
  background: var(--color-blue-bright);
}

.work-credit {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.work-actions {
  margin-top: var(--space-3);
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.mockup {
  display: block;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-strong);
  background: linear-gradient(180deg, var(--color-panel-raised), var(--color-fjord));
  overflow: hidden;
  transition: border-color 0.15s ease;
}

.mockup:hover,
.mockup:focus-visible {
  border-color: var(--color-blue-bright);
}

.mockup-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--color-border);
  background: rgba(0, 0, 0, 0.15);
}

.mockup-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border-strong);
}

.mockup-url {
  margin-left: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-secondary);
}

.mockup-shot {
  display: block;
  line-height: 0;
}

.mockup-shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top center;
}

/* Projects */

.project-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

@media (min-width: 720px) {
  .project-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.project-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.project-card h3 {
  font-size: 1.25rem;
  margin-top: 0.3rem;
}

.project-card p {
  color: var(--color-text-secondary);
  font-size: 0.98rem;
  flex-grow: 1;
}

.project-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-text-secondary);
}

.project-tags li {
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.project-note {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  font-style: italic;
}

/* Approach */

.approach-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .approach-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .approach-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.principle {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.principle-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-panel);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-blue-bright);
}

.principle-icon svg {
  width: 22px;
  height: 22px;
}

.principle h3 {
  font-size: 1.02rem;
  margin-bottom: 0.3rem;
}

.principle p {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
}

/* About */

.about-grid {
  display: grid;
  gap: var(--space-3);
  max-width: 46rem;
}

.about-grid p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
}

.about-skills {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.about-skills li {
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--color-border-strong);
  border-radius: 999px;
  color: var(--color-text-secondary);
}

/* Contact */

.contact-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 34rem;
}

.contact-email {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--color-gold);
  word-break: break-word;
}

/* Pricing */

.pricing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

@media (min-width: 720px) {
  .pricing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }
}

.pricing-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.pricing-card-featured {
  border-color: var(--color-gold);
  background: linear-gradient(180deg, var(--color-panel-raised), var(--color-panel));
}

.badge-featured {
  align-self: flex-start;
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.pricing-card h3 {
  font-size: 1.15rem;
  margin-top: 0.2rem;
}

.pricing-price {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.7rem;
  color: var(--color-text-primary);
}

.pricing-card-featured .pricing-price {
  color: var(--color-gold);
}

.pricing-for {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
}

.pricing-list {
  list-style: none;
  display: grid;
  gap: 0.55rem;
  margin-top: 0.2rem;
  flex-grow: 1;
}

.pricing-list li {
  display: flex;
  gap: 0.6em;
  color: var(--color-text-secondary);
  font-size: 0.92rem;
}

.pricing-list li::before {
  content: "";
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  margin-top: 0.55em;
  border-radius: 50%;
  background: var(--color-blue-bright);
}

.pricing-note {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  font-style: italic;
}

.pricing-aside {
  margin-top: var(--space-3);
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  text-align: center;
}

.pricing-extras {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}

@media (min-width: 640px) {
  .pricing-extras {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.pricing-extra {
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.pricing-extra h4 {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 600;
}

.pricing-extra-price {
  margin-top: 0.3rem;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--color-gold);
}

.pricing-extra-note {
  margin-top: 0.5rem;
  color: var(--color-text-secondary);
  font-size: 0.88rem;
}

.pricing-info-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-5);
}

@media (min-width: 860px) {
  .pricing-info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.pricing-info {
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: grid;
  gap: 0.7rem;
}

.pricing-info h3 {
  font-size: 1.05rem;
}

.pricing-info p {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
}

.pricing-cta {
  margin-top: var(--space-5);
  padding: var(--space-4);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  text-align: center;
  display: grid;
  gap: 0.7rem;
  justify-items: center;
}

.pricing-cta h3 {
  font-size: 1.3rem;
}

.pricing-cta p {
  color: var(--color-text-secondary);
  max-width: 34rem;
}

.pricing-cta .btn {
  margin-top: 0.3rem;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-4);
  background: var(--color-ink-secondary);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: space-between;
  align-items: flex-start;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-brand img {
  height: 22px;
  width: auto;
}

.footer-note {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  max-width: 26rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: 0.88rem;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
}

.footer-links a:hover {
  color: var(--color-blue-bright);
}

.footer-bottom {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-secondary);
}

/* ---------- Responsive guard ---------- */

@media (max-width: 400px) {
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
}