/* ==========================================================================
   Components — header, hero, filters, project cards, badges, footer
   ========================================================================== */

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(6px);
  background: color-mix(in srgb, var(--surface-0) 88%, transparent);
  border-bottom: 1px solid var(--border-hairline);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-4);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  text-decoration: none;
}

.brand__mark {
  color: var(--accent-terracotta);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.site-nav a {
  text-decoration: none;
  font-size: var(--fs-small);
  color: var(--ink-1);
  transition: color var(--dur-fast) var(--ease-film);
}

.site-nav a:hover {
  color: var(--accent-terracotta-text);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1px solid var(--border-hairline);
  background: var(--surface-1);
  cursor: pointer;
  transition: box-shadow var(--dur-fast) var(--ease-film);
}

.theme-toggle:hover {
  box-shadow: var(--halation-brass);
}

/* --- Hero --- */
.hero {
  padding-block: var(--space-8) var(--space-7);
  text-align: left;
}

.hero__figure {
  position: absolute;
  right: 4%;
  top: 10%;
  width: min(30vw, 340px);
  opacity: 0.9;
  filter: sepia(0.15) contrast(1.02);
}

.hero__title {
  font-size: var(--fs-hero);
  max-width: 16ch;
}

.hero__lede {
  max-width: 52ch;
  font-size: 1.1rem;
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-md);
  font-size: var(--fs-small);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-film),
    box-shadow var(--dur-fast) var(--ease-film),
    background var(--dur-fast) var(--ease-film);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--accent-terracotta);
  color: #fbf6ec;
}

.btn--primary:hover {
  box-shadow: var(--halation-terracotta);
}

.btn--ghost {
  background: transparent;
  border-color: var(--border-hairline-strong);
  color: var(--ink-0);
}

.btn--ghost:hover {
  border-color: var(--accent-brass);
  box-shadow: var(--halation-brass);
}

.btn--sm {
  padding: 0.4rem 0.8rem;
  font-size: var(--fs-micro);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* --- Toolbar: search + filters --- */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-top: 1px solid var(--border-hairline);
  border-bottom: 1px solid var(--border-hairline);
}

.search-field {
  position: relative;
  flex: 1 1 240px;
}

.search-field input {
  width: 100%;
  padding: 0.6rem 0.9rem 0.6rem 2.2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-hairline-strong);
  background: var(--surface-1);
  color: var(--ink-0);
  font-family: var(--font-body);
  font-size: var(--fs-small);
}

.search-field input:focus {
  outline: 2px solid var(--accent-terracotta);
  outline-offset: 1px;
}

.search-field__icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  translate: 0 -50%;
  color: var(--ink-2);
  pointer-events: none;
}

.search-field kbd {
  position: absolute;
  right: 0.6rem;
  top: 50%;
  translate: 0 -50%;
  font-size: 0.7rem;
  color: var(--ink-2);
  border: 1px solid var(--border-hairline-strong);
  border-radius: var(--radius-sm);
  padding: 0.1rem 0.35rem;
}

.filter-tabs {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.filter-tab {
  border: 1px solid var(--border-hairline-strong);
  background: var(--surface-1);
  border-radius: 999px;
  padding: 0.4rem 0.95rem;
  font-size: var(--fs-small);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-film);
}

.filter-tab:hover {
  border-color: var(--accent-olive);
}

.filter-tab[aria-pressed="true"] {
  background: var(--accent-olive);
  border-color: var(--accent-olive);
  color: #fbf6ec;
}

/* --- Project grid & card --- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-6);
}

.project-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-1);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-tablet);
  overflow: hidden;
  transition: box-shadow var(--dur-base) var(--ease-film),
    transform var(--dur-base) var(--ease-film);
}

.project-card:hover {
  box-shadow: var(--shadow-tablet-hover);
  transform: translateY(-2px);
}

.project-card__media {
  aspect-ratio: 16 / 10;
  background: var(--surface-2);
  overflow: hidden;
  position: relative;
}

.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-card__body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.project-card__title {
  margin: 0;
  font-size: 1.3rem;
}

.project-card__tagline {
  color: var(--ink-1);
  font-size: var(--fs-small);
  margin: 0;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--border-hairline-strong);
  background: var(--surface-2);
  color: var(--ink-1);
}

.pill--terracotta {
  background: var(--accent-terracotta-soft);
  border-color: rgba(181, 80, 46, 0.35);
  color: var(--accent-terracotta-text);
}

.pill--olive {
  background: var(--accent-olive-soft);
  border-color: rgba(110, 115, 80, 0.35);
  color: var(--accent-olive-text);
}

.pill--brass {
  background: var(--accent-brass-soft);
  border-color: rgba(176, 141, 62, 0.35);
  color: var(--accent-brass-text);
}

.pill--muted {
  opacity: 0.7;
}

.pill__icon {
  width: 1.05rem;
  height: 1.05rem;
  flex-shrink: 0;
}

.earlier-work__item .pill__icon {
  width: 0.9rem;
  height: 0.9rem;
  vertical-align: -0.15em;
  margin-right: 0.3em;
}

.capability {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: var(--fs-micro);
  color: var(--ink-2);
}

.capability__dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
}

.capability__dot--live {
  background: var(--status-live);
}
.capability__dot--preview {
  background: var(--status-preview);
}
.capability__dot--simulated {
  background: var(--status-simulated);
}

.project-card__footer {
  margin-top: auto;
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  padding-top: var(--space-2);
}

/* --- Requirements drawer --- */
.requirements {
  border-top: 1px solid var(--border-hairline);
  padding-top: var(--space-3);
}

.requirements summary {
  cursor: pointer;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--ink-1);
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.requirements summary::-webkit-details-marker {
  display: none;
}

.requirements summary::before {
  content: "▸";
  transition: transform var(--dur-fast) var(--ease-film);
  color: var(--accent-brass);
}

.requirements[open] summary::before {
  transform: rotate(90deg);
}

.requirements dl {
  margin: var(--space-3) 0 0;
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--space-2) var(--space-4);
  font-size: var(--fs-small);
}

.requirements dt {
  color: var(--ink-2);
}

.requirements dd {
  margin: 0;
}

/* --- Earlier Work strip --- */
.earlier-work {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.earlier-work__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  background: var(--surface-1);
  text-decoration: none;
  min-width: 190px;
  flex: 1 1 190px;
  transition: border-color var(--dur-fast) var(--ease-film);
}

.earlier-work__item:hover {
  border-color: var(--accent-olive);
}

.earlier-work__item h4 {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 700;
}

.earlier-work__item span {
  font-size: var(--fs-micro);
  color: var(--ink-2);
}

/* --- Device frame (phone bezel) --- */
.device-frame {
  position: relative;
  width: min(260px, 70vw);
  margin-inline: auto;
  border-radius: 34px;
  border: 10px solid var(--ink-0);
  background: var(--ink-0);
  box-shadow: var(--shadow-tablet-hover);
  overflow: hidden;
}

.device-frame::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  translate: -50% 0;
  width: 40%;
  height: 22px;
  background: var(--ink-0);
  border-radius: 0 0 14px 14px;
  z-index: 2;
}

.device-frame__screen {
  aspect-ratio: 9 / 19.5;
  background: var(--surface-2);
  overflow: hidden;
}

.device-frame__screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border-hairline);
  padding-block: var(--space-6);
  margin-top: var(--space-8);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--fs-small);
  color: var(--ink-2);
}

.site-footer a {
  color: var(--ink-1);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--accent-terracotta-text);
}

/* --- Empty state --- */
.empty-state {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  color: var(--ink-2);
}

@media (max-width: 640px) {
  .hero__figure {
    display: none;
  }
  .site-nav {
    display: none;
  }
}