/* ============================================================
   Green Truck — components.css
   Кнопки · формы · хедер · навигация · модалка · футер · WhatsApp
   ============================================================ */

/* ---------- КНОПКИ ---------- */
.btn-primary,
.btn-secondary,
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-md);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  padding: 13px 24px;
  border: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); color: #fff; }
.btn-primary:active { background: var(--color-primary-active); transform: translateY(0); }

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
  padding: 11px 24px;
  transition: background var(--transition), color var(--transition);
}
.btn-secondary:hover { background: var(--color-primary-bg); }

.btn-whatsapp {
  background: var(--color-whatsapp);
  color: #fff;
  padding: 12px 20px;
  transition: background var(--transition), transform var(--transition);
}
.btn-whatsapp:hover { background: var(--color-whatsapp-hover); color: #fff; transform: translateY(-1px); }

.btn--block { width: 100%; }
.btn--lg { padding: 16px 28px; font-size: var(--text-base); }

.btn-secondary--inverse { color: var(--color-text-inverse); border-color: rgba(255,255,255,0.4); }
.btn-secondary--inverse:hover { background: rgba(255,255,255,0.08); }

/* ---------- ФОРМЫ ---------- */
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }

.form-field label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
}

.form-field input,
.form-field select,
.form-field textarea {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
}
.form-field textarea { resize: vertical; min-height: 88px; }

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-bg);
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--color-text-faint); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }

.form-consent {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.form-consent input { width: 16px; height: 16px; margin-top: 3px; accent-color: var(--color-primary); flex-shrink: 0; }
.form-consent a { text-decoration: underline; }

.form-privacy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-align: center;
  margin-top: var(--space-3);
}
.form-privacy a { text-decoration: underline; }

/* honeypot — скрытое поле для ботов */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* состояние формы */
.form-status { font-size: var(--text-sm); margin-top: var(--space-3); display: none; }
.form-status.is-success { display: block; color: var(--color-primary); }
.form-status.is-error   { display: block; color: #c0392b; }
.form-field.has-error input,
.form-field.has-error select,
.form-field.has-error textarea { border-color: #c0392b; }

/* тёмные формы */
.form--dark .form-field label { color: var(--color-text-inverse); }
.form--dark .form-field input,
.form--dark .form-field select,
.form--dark .form-field textarea {
  background: var(--color-dark-surface-2);
  border-color: var(--color-dark-border);
  color: var(--color-text-inverse);
}
.form--dark .form-field input::placeholder,
.form--dark .form-field textarea::placeholder { color: rgba(249,248,244,0.4); }

/* ---------- ХЕДЕР ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  width: 100%;
}

.header.is-scrolled {
  background: rgba(247, 246, 242, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.header__logo { display: inline-flex; align-items: center; gap: var(--space-2); flex-shrink: 0; }
.header__logo svg { height: 32px; width: auto; }

.header__nav ul { display: flex; align-items: center; gap: var(--space-6); }
.header__nav a {
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding-block: var(--space-2);
}
.header__nav a:hover { color: var(--color-primary); }

/* dropdown */
.has-dropdown { position: relative; }
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 280px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  display: grid;
  gap: 2px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.dropdown a {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.dropdown a:hover { background: var(--color-primary-bg); color: var(--color-primary); }

.header__actions { display: flex; align-items: center; gap: var(--space-4); flex-shrink: 0; }
.header__phone { color: var(--color-text); font-weight: 600; font-size: var(--text-sm); white-space: nowrap; }
.header__phone:hover { color: var(--color-primary); }

/* бургер */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: transparent;
  border: none;
  padding: 10px;
}
.burger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
body.menu-open .burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.menu-open .burger span:nth-child(2) { opacity: 0; }
body.menu-open .burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* мобильное меню */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--color-bg);
  padding: calc(var(--header-height) + var(--space-8)) var(--space-6) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  transform: translateX(100%);
  transition: transform 280ms cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}
body.menu-open .mobile-menu { transform: translateX(0); }
.mobile-menu nav ul { display: flex; flex-direction: column; gap: var(--space-1); }
.mobile-menu nav a {
  display: block;
  padding: var(--space-3) 0;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-divider);
}
.mobile-menu__actions { display: flex; flex-direction: column; gap: var(--space-3); margin-top: auto; }

/* ---------- МОДАЛКА ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}
.modal.is-open { display: flex; }
.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(23, 22, 20, 0.6);
  backdrop-filter: blur(4px);
  animation: fadeIn 200ms ease-out;
}
.modal__dialog {
  position: relative;
  width: 100%;
  max-width: 460px;
  max-height: 90vh;
  overflow-y: auto;
  background: #fff;
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
  animation: slideUp 280ms cubic-bezier(0.16, 1, 0.3, 1);
}
.modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px; height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-surface-offset);
  border: none;
  color: var(--color-text-muted);
  transition: background var(--transition), color var(--transition);
}
.modal__close:hover { background: var(--color-divider); color: var(--color-text); }
.modal__title { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 600; margin-bottom: var(--space-2); }
.modal__subtitle { color: var(--color-text-muted); font-size: var(--text-sm); margin-bottom: var(--space-6); }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- WHATSAPP FLOAT ---------- */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 56px; height: 56px;
  background: var(--color-whatsapp);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 50;
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float:hover {
  transform: scale(1.1);
  color: #fff;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

/* ---------- ФУТЕР ---------- */
.footer { background: var(--color-dark-bg); color: var(--color-text-inverse); }
.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: var(--space-16);
  padding-block: var(--space-20);
}
.footer__brand { display: flex; flex-direction: column; gap: var(--space-4); max-width: 36ch; }
.footer__brand p { color: rgba(249, 248, 244, 0.6); font-size: var(--text-sm); }
.footer__logo svg { height: 32px; width: auto; }
.footer__nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
.footer__col-title { font-weight: 600; margin-bottom: var(--space-4); font-size: var(--text-sm); }
.footer__col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__col a, .footer__col li {
  color: rgba(249, 248, 244, 0.6);
  font-size: var(--text-sm);
}
.footer__col a:hover { color: var(--color-text-inverse); }
.footer__bottom { border-top: 1px solid var(--color-dark-border); }
.footer__bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-6);
  flex-wrap: wrap;
}
.footer__bottom p, .footer__bottom a { color: rgba(249, 248, 244, 0.45); font-size: var(--text-xs); }
.footer__bottom a:hover { color: var(--color-text-inverse); }

/* ============================================================
   АДАПТИВ — компоненты
   ============================================================ */
@media (max-width: 960px) {
  .footer__inner { grid-template-columns: 1fr; gap: var(--space-10); }
}

@media (max-width: 768px) {
  .header__nav,
  .header__actions { display: none; }
  .burger { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: 1fr 1fr; gap: var(--space-8) var(--space-4); }
  .modal__dialog { padding: var(--space-6); }
  .whatsapp-float { width: 52px; height: 52px; bottom: var(--space-4); right: var(--space-4); }
}

@media (max-width: 480px) {
  .footer__nav { grid-template-columns: 1fr; }
}