/* ==========================================================================
   Huerto de Santa María – Reservation Landing Page
   Design System & Styles
   ========================================================================== */

/* — Google Fonts — */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@300;400;500;600&family=Lato:wght@300;400;700&display=swap');

/* — Custom Properties — */
:root {
  --color-gold: #CCC5A9;
  --color-gold-light: #e8e4d4;
  --color-gold-dark: #b5ae90;
  --color-maroon: #854044;
  --color-maroon-dark: #6d3437;
  --color-maroon-light: #a05a5e;
  --color-white: #FFFFFF;
  --color-bg: #FAFAF8;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-muted: #999999;
  --color-border: #e0ddd5;
  --color-error: #c0392b;
  --color-success: #27ae60;

  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Lato', 'Helvetica Neue', Arial, sans-serif;

  --radius: 4px;
  --radius-lg: 8px;
  --shadow-soft: 0 2px 20px rgba(0, 0, 0, 0.06);
  --shadow-card: 0 4px 30px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s ease;
}

/* — Reset & Base — */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* — Header — */
.header {
  background: var(--color-white);
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
}

.header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.header__logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
}

/* — Hero Section — */
.hero {
  background: linear-gradient(to bottom, var(--color-gold-light) 0%, var(--color-white) 50%, var(--color-bg) 100%);
  padding: 60px 24px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-maroon), var(--color-gold));
}

.hero__logo-arroceria {
  max-width: 180px;
  height: auto;
  margin-bottom: 12px;
}

.hero__subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9rem;
  color: var(--color-text-light);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.hero__title {
  font-family: var(--font-heading);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: var(--color-gold-dark);
  line-height: 1.2;
  margin-bottom: 16px;
}

.hero__description {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 520px;
  margin: 0 auto;
}

/* — Ornamental divider — */
.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 24px auto;
  max-width: 200px;
}

.divider__line {
  flex: 1;
  height: 1px;
  background: var(--color-gold);
}

.divider__icon {
  color: var(--color-gold);
  font-size: 1rem;
}

/* — Main Content — */
.main {
  flex: 1;
  padding: 0 24px 60px;
  max-width: 640px;
  margin: -20px auto 0;
  width: 100%;
}

/* — Reservation Form Card — */
.form-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
}

.form-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-maroon), var(--color-gold));
}

/* — Form Styles — */
.form__group {
  margin-bottom: 24px;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form__label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-light);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.form__label--required::after {
  content: ' *';
  color: var(--color-maroon);
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  outline: none;
  transition: var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(204, 197, 169, 0.25);
  background: var(--color-white);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-muted);
  font-weight: 300;
}

.form__input.error,
.form__select.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.1);
}

.form__error {
  font-size: 0.8rem;
  color: var(--color-error);
  margin-top: 6px;
  display: none;
}

.form__error.visible {
  display: block;
}

.form__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form__textarea {
  min-height: 100px;
  resize: vertical;
}

.form__error--global {
  text-align: center;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 24px;
  background: rgba(192, 57, 43, 0.1);
  padding: 12px;
  border-radius: var(--radius);
  border: 1px solid var(--color-error);
}

/* — Servicio Toggle — */
.servicio-toggle {
  display: flex;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  height: 54px; /* Matches input height roughly */
}

.servicio-toggle input[type="radio"] {
  display: none;
}

.servicio-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text-light);
  cursor: pointer;
  transition: var(--transition);
  font-weight: 400;
}

.servicio-toggle input[type="radio"]:checked + .servicio-btn {
  background: var(--color-gold-light);
  color: var(--color-maroon-dark);
  font-weight: 700;
}

.servicio-btn:hover:not(.active) {
  background: rgba(204, 197, 169, 0.15);
}

/* — Submit Button — */
.form__submit {
  width: 100%;
  padding: 16px 32px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-white);
  background: var(--color-maroon);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  margin-top: 8px;
}

.form__submit:hover:not(:disabled) {
  background: var(--color-maroon-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(133, 64, 68, 0.3);
}

.form__submit:active:not(:disabled) {
  transform: translateY(0);
}

.form__submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form__submit--loading {
  color: transparent;
}

.form__submit--loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 24px;
  height: 24px;
  margin: -12px 0 0 -12px;
  border: 2px solid transparent;
  border-top-color: var(--color-white);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* — Success Message — */
.success-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.success-overlay.visible {
  opacity: 1;
  pointer-events: all;
}

.success-card {
  text-align: center;
  padding: 48px;
  max-width: 480px;
  animation: slideUp 0.5s ease forwards;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.success-card__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: var(--color-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: scaleIn 0.4s ease 0.2s both;
}

@keyframes scaleIn {
  from { transform: scale(0); }
  to { transform: scale(1); }
}

.success-card__icon svg {
  width: 40px;
  height: 40px;
  stroke: white;
  stroke-width: 3;
  fill: none;
}

.success-card__title {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 2rem;
  color: var(--color-gold-dark);
  margin-bottom: 12px;
}

.success-card__text {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 8px;
  line-height: 1.6;
}

.success-card__details {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin: 24px 0;
  text-align: left;
}

.success-card__detail-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.success-card__detail-row:last-child {
  border-bottom: none;
}

.success-card__detail-label {
  color: var(--color-text-muted);
  font-weight: 300;
}

.success-card__detail-value {
  color: var(--color-text);
  font-weight: 700;
}

.success-card__btn {
  display: inline-block;
  padding: 14px 40px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-white);
  background: var(--color-maroon);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  margin-top: 8px;
}

.success-card__btn:hover {
  background: var(--color-maroon-dark);
}

/* — Unavailable State — */
.unavailable {
  text-align: center;
  padding: 60px 24px;
}

.unavailable__icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.unavailable__title {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 1.6rem;
  color: var(--color-gold-dark);
  margin-bottom: 12px;
}

.unavailable__text {
  color: var(--color-text-light);
  font-size: 1rem;
}

/* — Footer — */
.footer {
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: 40px 24px;
  text-align: center;
  margin-top: auto;
}

.footer__logo-img {
  height: 52px;
  width: auto;
  display: block;
  margin: 0 auto 16px;
  object-fit: contain;
}

.footer__address {
  font-size: 0.9rem;
  color: var(--color-text-light);
  font-weight: 300;
  margin-bottom: 4px;
}

.footer__link {
  color: var(--color-maroon);
  text-decoration: none;
  transition: var(--transition);
}

.footer__link:hover {
  color: var(--color-maroon-dark);
  text-decoration: underline;
}

.footer__legal {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 16px;
}

/* — Responsive — */
@media (max-width: 640px) {
  .form-card {
    padding: 32px 24px;
  }

  .form__row {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 40px 24px 30px;
  }

  .header__title {
    font-size: 1.2rem;
    letter-spacing: 2px;
  }

  .success-card {
    padding: 32px 24px;
  }

  .comensales-btn {
    width: 42px;
    height: 42px;
    font-size: 0.9rem;
  }
}

@media (max-width: 380px) {
  .header__title {
    font-size: 1rem;
  }

  .header__logo {
    height: 40px;
  }
}