/* styles.css — the parts inline `style` attributes can't express: hover
   states, and mobile-first responsive breakpoints. Everything else
   (colors, static spacing, borders) stays inline in each component file
   so the markup matches Kola Landing.dc.html directly and a diff against
   the design export is easy to eyeball. See DESIGN_PROMPT.md's
   mobile-first mandate — the raw design export is a fixed-width preview
   with no breakpoints of its own, so the grid-collapsing rules below are
   this file's real job. */

html, body {
  margin: 0;
  background: #FAF6EF;
  font-family: 'Instrument Sans', sans-serif;
}

/* Smooth-scrolls every in-page anchor jump (nav links, footer links) for
   free, with zero JS — the few spots that need a scroll offset (waitlist
   CTAs landing under the sticky header) go through interop.scrollToId()
   instead, which does its own smooth scrollTo with an offset. */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .kola-reveal,
  .kola-fade-up,
  .kola-faq-answer-wrap,
  .kola-btn-lift,
  .kola-card-lift,
  .kola-banner-closing {
    transition: none !important;
    animation: none !important;
  }
}

a {
  color: #C1552E;
  text-decoration: none;
}

a:hover {
  color: #A8451F;
}

::selection {
  background: #C1552E;
  color: #FFF6EE;
}

/* ── Hover states inline styles can't do ─────────────────────────────── */

.kola-nav-link {
  transition: color 0.18s ease;
}

.kola-nav-link:hover {
  color: #1C1815 !important;
}

.kola-quick-pill {
  transition: border-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.kola-quick-pill:hover {
  border-color: #C1552E !important;
  color: #C1552E !important;
  transform: translateY(-1px);
}

.kola-dropdown-item {
  transition: background 0.15s ease;
}

.kola-dropdown-item:hover {
  background: #FAF6EF;
}

.kola-product-hover {
  position: relative;
}

.kola-product-hover .kola-dropdown {
  display: none;
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.kola-product-hover:hover .kola-dropdown {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* ── Buttons & cards that lift on hover ──────────────────────────────── */

.kola-btn-lift {
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.kola-btn-lift:hover {
  transform: translateY(-2px);
}

.kola-card-lift {
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.kola-card-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(28, 24, 21, 0.1);
}

.kola-tab {
  transition: color 0.2s ease, border-color 0.2s ease;
}

/* ── Scroll-triggered reveal (IntersectionObserver adds .kola-reveal-in,
   see web/script.js's kolaInitScrollReveal — same proven technique
   already used in kopicat_landing) ──────────────────────────────────── */

.kola-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.kola-reveal.kola-reveal-in {
  opacity: 1;
  transform: none;
}

/* ── One-shot fade-up on first paint (hero/header — always above the
   fold, so a scroll-triggered reveal wouldn't read as an animation) ──── */

@keyframes kola-fade-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.kola-fade-up {
  animation: kola-fade-up 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}

.kola-fade-up-delay {
  animation: kola-fade-up 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) 0.12s both;
}

/* ── FAQ accordion — animates to the answer's real height via the
   grid-template-rows 0fr→1fr trick, no JS height measurement needed ──── */

.kola-faq-answer-wrap {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}

.kola-faq-answer-wrap.kola-faq-open {
  grid-template-rows: 1fr;
}

.kola-faq-answer-inner {
  overflow: hidden;
  min-height: 0;
}

/* ── Announcement banner dismiss animation ───────────────────────────── */

@keyframes kola-banner-out {
  to {
    opacity: 0;
    transform: translateY(-100%);
  }
}

.kola-banner-closing {
  animation: kola-banner-out 0.25s ease forwards;
}

/* ── Responsive grids (mobile-first — collapse to 1 column) ─────────── */

.kola-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.kola-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.kola-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.kola-grid-channels {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: 64px;
  align-items: start;
}

.kola-grid-footer {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 40px;
}

@media (max-width: 860px) {
  .kola-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .kola-grid-channels {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .kola-grid-footer {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

@media (max-width: 640px) {
  .kola-grid-4,
  .kola-grid-3,
  .kola-grid-2,
  .kola-grid-footer {
    grid-template-columns: 1fr;
  }
  .kola-nav-links {
    display: none !important;
  }
  .kola-hero-title {
    font-size: 42px !important;
  }
  .kola-h2 {
    font-size: 30px !important;
  }
}