/* ============================================================
   Fika site — page-specific styles
   Site-only classes used by the marketing pages (nav, hero
   typography, helpers). Kept separate from assets/site.css so
   that re-syncing the design system doesn't clobber them.
   ============================================================ */

/* ---------- Display type scale (extends colors_and_type.css) ---------- */
.display-mega {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(64px, 9vw, 132px);
  line-height: 0.92;
  letter-spacing: -0.028em;
  font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 0;
  color: var(--fg-1);
  text-wrap: balance;
}
.display-xl {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(48px, 6.2vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.022em;
  font-variation-settings: "opsz" 120, "SOFT" 40;
  color: var(--fg-1);
  text-wrap: balance;
}
.display-lg {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(40px, 4.6vw, 64px);
  line-height: 1.03;
  letter-spacing: -0.018em;
  font-variation-settings: "opsz" 96, "SOFT" 50;
  color: var(--fg-1);
  text-wrap: balance;
}
.display-md {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(32px, 3.4vw, 48px);
  line-height: 1.08;
  letter-spacing: -0.014em;
  font-variation-settings: "opsz" 72, "SOFT" 50;
  color: var(--fg-1);
  text-wrap: balance;
}

/* Larger lede for hero sections */
.lede-lg {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: clamp(18px, 1.4vw, 22px);
  line-height: 1.5;
  color: var(--fg-2);
  text-wrap: pretty;
}

/* Inversions for dark sections — display classes hard-code dark text, so we
   re-invert them whenever they live inside an ink-background section. */
.section-ink .display-mega,
.section-ink .display-xl,
.section-ink .display-lg,
.section-ink .display-md { color: var(--fika-paper); }
.section-ink .lede-lg { color: color-mix(in oklab, var(--fika-paper) 82%, transparent); }
.section-ink .meta { color: color-mix(in oklab, var(--fika-paper) 65%, transparent); }

/* Small caps-y meta line */
.meta {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 12px;
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-3);
  font-variant-numeric: tabular-nums;
}

/* Kinetic headline word — emphasis variant is coral, italic, wonky */
.kw {
  display: inline-block;
  margin-right: 0.22em;
}
.kw-em {
  color: var(--fika-orange);
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 80, "WONK" 1;
}

/* Inline emphasis word — used anywhere */
.wonk-italic {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 80, "WONK" 1;
}

/* Reveal-on-scroll — light fade */
.reveal-fade {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.reveal-fade.is-visible,
.reveal-fade[data-visible="true"] {
  opacity: 1;
  transform: none;
}

/* ============================================================
   Site navigation
   ============================================================ */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 14px 0;
  transition: background var(--t-med) var(--ease-out),
              border-color var(--t-med) var(--ease-out),
              backdrop-filter var(--t-med) var(--ease-out),
              padding var(--t-med) var(--ease-out);
  border-bottom: 1px solid transparent;
}
.site-nav[data-scrolled="true"] {
  background: color-mix(in oklab, var(--fika-paper) 86%, transparent);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom-color: var(--bd-hair);
  padding: 10px 0;
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--fg-1);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.01em;
  font-variation-settings: "opsz" 36, "SOFT" 40;
}
.nav-logo img {
  width: 28px;
  height: 28px;
  display: block;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 8px;
}
@media (max-width: 820px) {
  .nav-desktop { display: none; }
}

.nav-link {
  position: relative;
  padding: 10px 14px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--fg-1);
  letter-spacing: -0.005em;
}
.nav-link-underline {
  position: absolute;
  left: 14px; right: 14px; bottom: 6px;
  height: 1.5px;
  background: var(--fika-orange);
  transform: scaleX(0);
  transition: transform var(--t-med) var(--ease-out);
  pointer-events: none;
}

.nav-cta {
  margin-left: 8px;
  height: 42px;
  padding: 0 18px;
  font-size: 14px;
}

/* Hamburger — hidden on desktop */
.nav-hamburger {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--bd-line);
  border-radius: 999px;
  color: var(--fg-1);
}
@media (max-width: 820px) {
  .nav-hamburger { display: inline-flex; }
}
.hamburger-icon {
  position: relative;
  width: 18px; height: 14px;
  display: inline-block;
}
.hamburger-icon > span {
  position: absolute;
  left: 0; right: 0;
  height: 1.5px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--t-med) var(--ease-out),
              opacity var(--t-fast) linear,
              top var(--t-med) var(--ease-out);
}
.hamburger-icon > span:nth-child(1) { top: 0; }
.hamburger-icon > span:nth-child(2) { top: 6px; }
.hamburger-icon > span:nth-child(3) { top: 12px; }
.site-nav[data-open="true"] .hamburger-icon > span:nth-child(1) { top: 6px; transform: rotate(45deg); }
.site-nav[data-open="true"] .hamburger-icon > span:nth-child(2) { opacity: 0; }
.site-nav[data-open="true"] .hamburger-icon > span:nth-child(3) { top: 6px; transform: rotate(-45deg); }

/* Mobile menu */
.nav-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--fika-paper);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med) var(--ease-out);
}
.nav-menu.is-open {
  opacity: 1;
  pointer-events: auto;
}
.nav-menu-inner {
  height: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 96px 24px 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.nav-menu-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 4px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 36px;
  letter-spacing: -0.018em;
  font-variation-settings: "opsz" 72, "SOFT" 50;
  color: var(--fg-1);
  border-bottom: 1px solid var(--bd-hair);
}
.nav-menu-arrow {
  color: var(--fika-orange);
  font-size: 22px;
  transform: translateX(-4px);
  transition: transform var(--t-fast) var(--ease-out);
}
.nav-menu-link:hover .nav-menu-arrow { transform: translateX(0); }
.nav-menu-link.is-active { color: var(--fika-espresso); }
.nav-menu-link.is-active .nav-menu-arrow { transform: translateX(0); color: var(--fika-orange); }
.nav-menu-cta {
  margin-top: 24px;
  align-self: flex-start;
}
.nav-menu-foot {
  margin-top: auto;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--fg-3);
  border-top: 1px solid var(--bd-hair);
}
.nav-menu-foot a { color: var(--fika-orange-deep); }

/* ============================================================
   Form controls
   ============================================================ */
.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.form-input,
.form-textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  color: var(--fg-1);
  background: var(--fika-paper);
  border: 1px solid var(--bd-line);
  border-radius: 12px;
  padding: 14px 16px;
  letter-spacing: -0.005em;
  transition: border-color var(--t-fast) var(--ease-out),
              box-shadow var(--t-fast) var(--ease-out),
              background var(--t-fast) var(--ease-out);
  -webkit-appearance: none;
  appearance: none;
}
.form-textarea {
  resize: vertical;
  min-height: 140px;
  font-family: var(--font-body);
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--fg-3);
  opacity: 0.7;
}
.form-input:hover,
.form-textarea:hover {
  border-color: color-mix(in oklab, var(--fg-1) 22%, transparent);
}
.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--fika-orange);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--fika-orange) 22%, transparent);
  background: var(--bg-raised);
}
.form-input:focus-visible,
.form-textarea:focus-visible {
  outline: none;
}