/* =========================================================
   Legacy Ledger — components.css
   Reusable UI: buttons, header/nav, cards, forms, accordion,
   carousel controls, toast, floating CTA.
   ========================================================= */

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: var(--green);
  --btn-fg: var(--cream);
  --btn-bd: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 48px;
  padding: 0.8rem 1.5rem;
  border: 1.5px solid var(--btn-bd);
  border-radius: var(--radius-pill);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              background-color var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.btn .icon { width: 1.1em; height: 1.1em; stroke-width: 2; transition: transform var(--dur) var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn:hover .icon[aria-hidden] { transform: translateX(3px); }
.btn:active { transform: translateY(0); }

.btn-gold {
  --btn-bg: var(--gold);
  --btn-fg: var(--charcoal);
  box-shadow: 0 8px 24px -10px rgba(201, 162, 75, 0.8);
}
.btn-gold:hover { --btn-bg: #D4B062; box-shadow: 0 14px 30px -10px rgba(201, 162, 75, 0.9); }

.btn-green { --btn-bg: var(--green); --btn-fg: var(--cream); }
.btn-green:hover { --btn-bg: var(--green-700); }

.btn-outline { --btn-bg: transparent; --btn-fg: var(--green); --btn-bd: var(--green); }
.btn-outline:hover { --btn-bg: var(--green); --btn-fg: var(--cream); }

.btn-ghost-light {
  --btn-bg: rgba(250, 246, 238, 0.06);
  --btn-fg: var(--cream);
  --btn-bd: rgba(250, 246, 238, 0.45);
  backdrop-filter: blur(4px);
}
.btn-ghost-light:hover { --btn-bg: var(--cream); --btn-fg: var(--green); --btn-bd: var(--cream); }

.btn-sm { min-height: 42px; padding: 0.55rem 1.15rem; font-size: 0.875rem; }
.btn-lg { min-height: 56px; padding: 1rem 1.85rem; font-size: 1rem; }
.btn-block { width: 100%; }

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1.5px solid var(--line);
  background: var(--paper);
  color: var(--green);
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease),
              border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.icon-btn .icon { stroke-width: 2; }
.icon-btn:hover:not(:disabled) { background: var(--green); color: var(--cream); border-color: var(--green); transform: translateY(-2px); }
.icon-btn:disabled { opacity: 0.35; cursor: not-allowed; }
.icon-btn-sm { width: 40px; height: 40px; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  color: var(--cream);
  --focus: var(--gold-300);
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease), box-shadow 0.4s var(--ease),
              backdrop-filter 0.4s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(250, 246, 238, 0.82);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  backdrop-filter: saturate(160%) blur(16px);
  color: var(--green);
  box-shadow: 0 1px 0 var(--line), 0 10px 30px -18px rgba(15, 46, 36, 0.35);
  --focus: var(--green);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  margin-right: auto;
  color: inherit;
}
.brand-mark { width: 40px; height: 40px; color: var(--gold); flex: none; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-name {
  font-family: var(--font-serif);
  font-size: 1.3125rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  font-variation-settings: "opsz" 36;
}
.brand-sub {
  margin-top: 0.3rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.8;
}
.site-header.is-scrolled .brand-mark { color: var(--gold-ink); }

.primary-nav { display: none; }
.nav-list { display: flex; gap: 0.25rem; list-style: none; padding: 0; }
.nav-list a {
  position: relative;
  display: inline-block;
  padding: 0.6rem 0.85rem;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  opacity: 0.92;
  transition: opacity var(--dur) var(--ease);
}
.nav-list a::after {
  content: "";
  position: absolute;
  left: 0.85rem; right: 0.85rem; bottom: 0.35rem;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.nav-list a:hover, .nav-list a[aria-current="true"] { opacity: 1; }
.nav-list a:hover::after, .nav-list a[aria-current="true"]::after { transform: scaleX(1); }

.header-cta { display: none; }

.menu-toggle {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-right: -0.5rem;
  border-radius: 50%;
  color: inherit;
}
.menu-toggle .icon { width: 26px; height: 26px; stroke-width: 1.8; }

.mobile-menu {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 1.5rem var(--gutter) 2.5rem;
  background: var(--green);
  color: var(--cream);
  overflow-y: auto;
  --focus: var(--gold-300);
  animation: menu-in 0.35s var(--ease);
}
.mobile-menu ul { list-style: none; padding: 0; }
.mobile-menu li { border-bottom: 1px solid rgba(226, 200, 138, 0.2); }
.mobile-menu nav a {
  display: block;
  padding: 1rem 0;
  font-family: var(--font-serif);
  font-size: 1.75rem;
  text-decoration: none;
}
.mobile-menu-meta { color: rgba(250, 246, 238, 0.75); font-size: var(--fs-sm); line-height: 1.8; }
.mobile-menu-meta a { color: var(--gold-300); text-decoration: none; font-weight: 600; }
.menu-open .site-header { background: var(--green); color: var(--cream); box-shadow: none; backdrop-filter: none; --focus: var(--gold-300); }
.menu-open .site-header .brand-mark { color: var(--gold); }
@keyframes menu-in { from { opacity: 0; transform: translateY(-8px); } }

@media (min-width: 1080px) {
  .primary-nav { display: block; }
  .header-cta { display: inline-flex; margin-left: 0.75rem; }
  .menu-toggle, .mobile-menu { display: none !important; }
}
@media (min-width: 640px) and (max-width: 1079.98px) {
  .header-cta { display: inline-flex; }
}

/* ---------- Cards ---------- */
.card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), border-color 0.45s var(--ease);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: var(--line-gold);
}
.card-grid { display: grid; gap: 1.25rem; }
@media (min-width: 680px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .card-grid { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; } }

.icon-badge {
  display: inline-grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--gold-100), #FBF5E6);
  border: 1px solid rgba(201, 162, 75, 0.35);
  color: var(--green);
}
.icon-badge .icon { width: 26px; height: 26px; }

/* ---------- Forms ---------- */
.field { display: flex; flex-direction: column; gap: 0.45rem; margin-bottom: 1.1rem; }
.field label { font-size: var(--fs-sm); font-weight: 600; color: var(--green); }
.req { color: var(--error); margin-left: 2px; }
.optional { font-weight: 400; color: var(--ink-3); }
.field input, .field select, .field textarea, .lead-input input {
  width: 100%;
  min-height: 50px;
  padding: 0.75rem 1rem;
  background: var(--paper);
  border: 1.5px solid #CFC6B3;
  border-radius: var(--radius-sm);
  color: var(--charcoal);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.field textarea { resize: vertical; min-height: 96px; }
.field input::placeholder, .field textarea::placeholder, .lead-input input::placeholder { color: #7A756A; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #A99F89; }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible, .lead-input input:focus-visible {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 4px rgba(201, 162, 75, 0.35);
}
.field [aria-invalid="true"], .lead-input input[aria-invalid="true"] {
  border-color: var(--error);
  background: #FFF8F6;
}
.field-row { display: grid; gap: 0 1rem; }
@media (min-width: 560px) { .field-row { grid-template-columns: 1fr 1fr; } }

.select-wrap { position: relative; }
.select-wrap::after {
  content: "";
  position: absolute;
  right: 1.1rem; top: 50%;
  width: 8px; height: 8px;
  border-right: 2px solid var(--green);
  border-bottom: 2px solid var(--green);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}
.select-wrap select { appearance: none; -webkit-appearance: none; padding-right: 2.5rem; cursor: pointer; }

.field-error {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--error);
  min-height: 0;
}
.field-error:empty { display: none; }
.field-error:not(:empty)::before { content: "! "; font-weight: 700; }

/* ---------- Accordion ---------- */
.accordion { border-top: 1px solid var(--line-gold); }
.acc-item { border-bottom: 1px solid var(--line-gold); }
.acc-heading { font-size: inherit; font-family: inherit; letter-spacing: 0; }
.acc-trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.5rem 0.25rem;
  text-align: left;
  font-family: var(--font-serif);
  font-size: clamp(1.125rem, 1.05rem + 0.35vw, 1.3125rem);
  font-weight: 500;
  line-height: 1.35;
  color: var(--green);
  font-variation-settings: "opsz" 30;
  transition: color var(--dur) var(--ease);
}
.acc-trigger .icon {
  width: 34px; height: 34px;
  padding: 7px;
  border-radius: 50%;
  border: 1px solid var(--line-gold);
  stroke-width: 1.8;
  color: var(--gold-ink);
  transition: transform 0.4s var(--ease), background-color 0.4s var(--ease), color 0.4s var(--ease);
}
.acc-trigger:hover .icon { background: var(--gold-100); }
.acc-trigger[aria-expanded="true"] .icon { transform: rotate(45deg); background: var(--green); color: var(--gold-300); border-color: var(--green); }
.acc-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease);
}
.acc-panel.is-open { grid-template-rows: 1fr; }
.acc-inner { overflow: hidden; }
.acc-inner p { padding: 0 3.5rem 1.6rem 0.25rem; color: var(--ink-2); max-width: 44rem; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  z-index: 200;
  max-width: min(92vw, 440px);
  padding: 0.9rem 1.25rem;
  border-radius: var(--radius-sm);
  background: var(--green);
  color: var(--cream);
  font-size: var(--fs-sm);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(226, 200, 138, 0.35);
  transform: translate(-50%, 140%);
  opacity: 0;
  transition: transform 0.45s var(--ease), opacity 0.45s var(--ease);
  pointer-events: none;
}
.toast.is-visible { transform: translate(-50%, 0); opacity: 1; }

/* ---------- Floating mobile CTA ---------- */
.fab-book {
  position: fixed;
  right: 1rem;
  bottom: calc(1rem + env(safe-area-inset-bottom));
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 52px;
  padding: 0.8rem 1.35rem;
  border-radius: var(--radius-pill);
  background: var(--gold);
  color: var(--charcoal);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  box-shadow: 0 14px 30px -10px rgba(15, 46, 36, 0.55), 0 0 0 4px rgba(250, 246, 238, 0.6);
  transform: translateY(150%);
  opacity: 0;
  transition: transform 0.45s var(--ease), opacity 0.45s var(--ease);
  --focus: var(--green);
}
.fab-book .icon { stroke-width: 2; }
.fab-book.is-visible { transform: translateY(0); opacity: 1; }
@media (min-width: 1080px) { .fab-book { display: none; } }