/* ==========================================================================
   SUNFLOWER SOFTWARE — modern brutalist design system
   fonts: Space Grotesk (display) + IBM Plex Mono (body/labels)
   ========================================================================== */

:root {
  --ink: #161a12;          /* near-black, warm */
  --forest: #1c3a26;       /* deep green */
  --forest-deep: #10241a;  /* footer / dark panels */
  --yellow: #ffd21f;       /* sunflower */
  --yellow-deep: #e0a400;
  --cream: #f6f1e3;        /* page ground */
  --paper: #fffef9;        /* card ground */

  --line: 3px;
  --shadow: 6px 6px 0 0 var(--ink);

  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

/* ---------- reset / base ---------- */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--cream);
  background-image:
    linear-gradient(color-mix(in srgb, var(--ink) 5%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--ink) 5%, transparent) 1px, transparent 1px);
  background-size: 32px 32px;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--ink);
}

::selection {
  background: var(--yellow);
  color: var(--ink);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--yellow);
  color: var(--ink);
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  z-index: 100;
}
.skip-link:focus {
  left: 0;
}

/* ---------- layout helpers ---------- */

.container {
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.section {
  border-top: var(--line) solid var(--ink);
}

.section-pad {
  padding-block: clamp(3.5rem, 9vw, 7rem);
}

.grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

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

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (max-width: 900px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ---------- typography ---------- */

.display {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.3;
  letter-spacing: -0.02em;
  font-size: clamp(2.6rem, 7.5vw, 6.5rem);
}

.display-sm {
  font-size: clamp(1.9rem, 4.5vw, 3.2rem);
}

.highlight {
  background: var(--yellow);
  padding: 0.02em 0.12em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.highlight-dark {
  background: var(--ink);
  color: var(--yellow);
  padding: 0.02em 0.12em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 0.9rem;
}

.eyebrow::before {
  content: "/// ";
  color: var(--yellow-deep);
}

.lead {
  font-size: 1.05rem;
  max-width: 62ch;
}

.lede-block {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: end;
  margin-bottom: clamp(2.5rem, 6vw, 5rem);
}

@media (max-width: 700px) {
  .lede-block {
    grid-template-columns: 1fr;
    align-items: start;
  }
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--paper);
  border-bottom: var(--line) solid var(--ink);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1280px;
  margin-inline: auto;
  padding: 10px clamp(16px, 4vw, 40px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  width: 42px;
  height: 42px;
  background: var(--ink);
  border: var(--line) solid var(--ink);
  flex-shrink: 0;
}

.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.02rem;
  letter-spacing: 0.01em;
  line-height: 1;
}

.brand-word small {
  display: block;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--forest);
  margin-top: 4px;
}

.nav {
  display: flex;
  gap: 4px;
}

.nav a {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  padding: 9px 11px;
  border: var(--line) solid transparent;
  white-space: nowrap;
}

.nav a:hover {
  border-color: var(--ink);
  background: var(--yellow);
}

.nav a[aria-current="page"] {
  background: var(--ink);
  color: var(--yellow);
  border-color: var(--ink);
}

.nav-toggle {
  display: none;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--paper);
  border: var(--line) solid var(--ink);
  padding: 9px 14px;
  cursor: pointer;
  color: var(--ink);
}

.nav-toggle:hover {
  background: var(--yellow);
}

.nav-close {
  display: none;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
  }
  .nav {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 70;
    flex-direction: column;
    justify-content: center;
    gap: 0;
    background: var(--yellow);
    border-top: var(--line) solid var(--ink);
    padding: 80px 8vw;
  }
  .nav.is-open {
    display: flex;
  }
  .nav a {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 7vw, 2.6rem);
    text-transform: uppercase;
    border: none;
    border-bottom: var(--line) solid var(--ink);
    padding: 18px 0;
    border-radius: 0;
  }
  .nav a:hover,
  .nav a[aria-current="page"] {
    background: transparent;
    border-color: var(--ink);
    color: var(--ink);
  }
  .nav a[aria-current="page"]::before {
    content: "▸ ";
    color: var(--forest);
  }
  .nav-close {
    display: block;
    position: absolute;
    top: 18px;
    right: 8vw;
    font-family: var(--font-mono);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.76rem;
    background: var(--ink);
    color: var(--yellow);
    border: var(--line) solid var(--ink);
    padding: 9px 14px;
    cursor: pointer;
  }
}

/* ---------- buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper);
  border: var(--line) solid var(--ink);
  padding: 15px 24px;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform 0.08s ease, box-shadow 0.08s ease, background 0.08s ease;
}

.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 0 var(--ink);
}

.btn:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 0 var(--ink);
}

.btn-yellow {
  background: var(--yellow);
}

.btn-dark {
  background: var(--ink);
  color: var(--yellow);
}

.btn-dark:hover {
  box-shadow: 8px 8px 0 0 var(--yellow-deep);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

/* ---------- cards ---------- */

.card {
  background: var(--paper);
  border: var(--line) solid var(--ink);
  box-shadow: var(--shadow);
}

.card-body {
  padding: 24px;
}

/* ---------- marquee ---------- */

.marquee {
  overflow: hidden;
  background: var(--yellow);
  border-top: var(--line) solid var(--ink);
  border-bottom: var(--line) solid var(--ink);
  padding-block: 12px;
}

.marquee-dark {
  background: var(--ink);
  color: var(--yellow);
}

.marquee-track {
  display: flex;
  gap: 3.5rem;
  width: max-content;
  animation: marquee-scroll 26s linear infinite;
}

.marquee span {
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  white-space: nowrap;
}

.marquee span::after {
  content: " ✦";
  color: var(--forest);
  margin-left: 3.5rem;
}

.marquee-dark span::after {
  color: var(--yellow);
}

@keyframes marquee-scroll {
  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track {
    animation: none;
    flex-wrap: wrap;
    width: auto;
  }
}

/* ---------- page hero ---------- */

.page-hero {
  padding-block: clamp(3rem, 8vw, 6.5rem);
  border-top: var(--line) solid var(--ink);
}

.page-hero .display {
  margin-bottom: 1.6rem;
}

/* ---------- feature tiles (portfolio placeholders) ---------- */

.tile {
  aspect-ratio: 16 / 10;
  border-bottom: var(--line) solid var(--ink);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.tile-yellow {
  background: var(--yellow);
}

.tile-forest {
  background: var(--forest);
  color: var(--yellow);
}

.tile-ink {
  background: var(--ink);
  color: var(--yellow);
}

.tile-cream {
  background: var(--cream);
}

/* ---------- dark panels / terminal ---------- */

.panel-dark {
  background: var(--forest-deep);
  color: var(--yellow);
  border: var(--line) solid var(--ink);
  box-shadow: var(--shadow);
}

.panel-dark a {
  color: var(--yellow);
}

.panel-dark .eyebrow::before {
  color: var(--yellow-deep);
}

.term-window {
  background: #0a0f0a;
  color: #7dff7d;
  border: var(--line) solid var(--ink);
  box-shadow: var(--shadow);
  font-family: var(--font-mono);
}

.term-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 2px solid var(--ink);
  background: var(--forest);
  color: var(--yellow);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.term-dot {
  width: 12px;
  height: 12px;
  border: 2px solid var(--ink);
  background: var(--yellow);
}

.term-body {
  padding: clamp(18px, 3vw, 30px);
  overflow-x: auto;
  min-height: 260px;
}

.term-body pre {
  font-family: var(--font-mono);
  font-size: clamp(0.72rem, 1.6vw, 0.9rem);
  line-height: 1.45;
  white-space: pre;
}

.term-cursor {
  display: inline-block;
  width: 0.6em;
  height: 1.1em;
  background: #7dff7d;
  vertical-align: text-bottom;
  animation: blink 1.1s steps(1) infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

/* ---------- forms ---------- */

.field {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--paper);
  border: var(--line) solid var(--ink);
  padding: 14px 16px;
  border-radius: 0;
  box-shadow: 4px 4px 0 0 transparent;
  transition: box-shadow 0.1s ease;
}

.field::placeholder {
  color: color-mix(in srgb, var(--ink) 45%, transparent);
}

.field:focus {
  outline: none;
  box-shadow: 4px 4px 0 0 var(--yellow-deep);
}

textarea.field {
  resize: vertical;
  min-height: 160px;
}

label.field-label {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 8px;
}

.form-note {
  font-size: 0.85rem;
  opacity: 0.85;
}

/* ---------- footer ---------- */

.site-footer {
  background: var(--forest-deep);
  color: var(--yellow);
  border-top: var(--line) solid var(--ink);
}

.footer-top {
  padding-top: clamp(2.5rem, 6vw, 5rem);
  padding-bottom: 2rem;
}

.footer-wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(2.4rem, 8.5vw, 6.8rem);
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2.5rem;
  padding-bottom: 3rem;
}

.footer-grid h2 {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--yellow-deep);
  margin-bottom: 14px;
}

.footer-grid ul {
  list-style: none;
}

.footer-grid li {
  margin-bottom: 8px;
}

.footer-grid a {
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.footer-grid a:hover {
  border-bottom-color: var(--yellow);
}

.footer-bottom {
  border-top: 2px solid color-mix(in srgb, var(--yellow) 25%, transparent);
  padding-block: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  font-size: 0.78rem;
  color: color-mix(in srgb, var(--yellow) 70%, transparent);
}

.footer-badge {
  display: inline-block;
  background: var(--yellow);
  color: var(--ink);
  font-weight: 700;
  padding: 4px 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.7rem;
}

/* ---------- misc ---------- */

.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 2px solid var(--ink);
  padding: 4px 9px;
  background: var(--paper);
}

.tag-yellow {
  background: var(--yellow);
}

.tag-forest {
  background: var(--forest);
  color: var(--yellow);
  border-color: var(--ink);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.panel-dark .tag {
  border-color: var(--yellow);
  background: transparent;
  color: var(--yellow);
}

.rule-line {
  border: 0;
  border-top: var(--line) solid var(--ink);
  margin-block: clamp(2rem, 5vw, 4rem);
}

.ascii {
  font-family: var(--font-mono);
  line-height: 1.15;
  font-size: clamp(0.6rem, 1.7vw, 1rem);
  white-space: pre;
  overflow-x: auto;
}

/* focus visibility for keyboard users */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--yellow-deep);
  outline-offset: 2px;
}