/* ==========================================================================
   Casa Verde — Main Stylesheet
   Base typography, structure, header navigation, footer, utilities
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-sand);
  color: var(--text-primary);
  line-height: 1.65;
  font-weight: 350;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Accessibility Focus Outline */
:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

main {
  flex: 1 0 auto;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-primary-dark);
  font-weight: 400;
  line-height: 1.18;
  letter-spacing: -0.015em;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

p:last-child {
  margin-bottom: 0;
}

.lead {
  font-size: var(--text-lg);
  line-height: 1.65;
  font-weight: 300;
  color: var(--text-secondary);
}

.font-italic-accent {
  font-family: var(--font-display-italic);
  font-style: italic;
  font-weight: 400;
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-weight: 600;
  color: var(--color-accent);
  display: inline-block;
  margin-bottom: var(--space-xs);
}

.eyebrow-dark {
  color: var(--color-primary-light);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Layout Containers --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-gutter);
  padding-right: var(--container-gutter);
}

.container-narrow {
  max-width: var(--container-narrow);
}

.container-compact {
  max-width: var(--container-compact);
}

.section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  position: relative;
}

.section-lg {
  padding-top: var(--space-5xl);
  padding-bottom: var(--space-5xl);
}

.section-sm {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.section-dark {
  background-color: var(--color-primary-dark);
  color: var(--text-inverse);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--text-inverse);
}

.section-dark p {
  color: var(--text-inverse-muted);
}

.section-sand {
  background-color: var(--color-sand-dark);
}

.section-white {
  background-color: var(--color-surface);
}

.section-header {
  margin-bottom: var(--space-3xl);
}

.section-header.text-center {
  text-align: center;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  margin-bottom: var(--space-sm);
}

.section-description {
  font-size: var(--text-md);
  color: var(--text-secondary);
  max-width: 660px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Grid Systems --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
}

@media (max-width: 680px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

/* --- Buttons & Links --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  padding: 0.95rem 1.85rem;
  min-height: 44px;
  border-radius: var(--radius-xs);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  position: relative;
  white-space: nowrap;
  user-select: none;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--text-inverse);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  border-color: var(--color-accent);
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #FFFFFF;
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--text-inverse);
}

.btn-outline-white {
  background-color: transparent;
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  background-color: #FFFFFF;
  color: var(--color-primary-dark);
  border-color: #FFFFFF;
}

.btn-sm {
  padding: 0.6rem 1.15rem;
  font-size: 0.7rem;
  min-height: 38px;
}

.btn-lg {
  padding: 1.15rem 2.25rem;
  font-size: var(--text-sm);
  min-height: 52px;
}

.btn-block {
  width: 100%;
}

.link-editorial {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-primary);
  padding-bottom: 2px;
  position: relative;
}

.link-editorial::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transform: scaleX(0.35);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

.link-editorial:hover::after {
  transform: scaleX(1);
}

.link-editorial i, .link-editorial svg {
  transition: transform var(--transition-fast);
}

.link-editorial:hover i, .link-editorial:hover svg {
  transform: translateX(4px);
}

/* --- Header & Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: var(--z-header);
  transition: background-color var(--transition-normal), height var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  background-color: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-header.is-scrolled {
  height: var(--header-height-scrolled);
  background-color: rgba(14, 26, 22, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(197, 160, 89, 0.2);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.site-header.header-solid {
  background-color: var(--color-primary-dark);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
  color: #FFFFFF;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.12em;
  font-weight: 500;
  line-height: 1;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.brand-title span.leaf-icon {
  color: var(--color-accent);
  font-size: 0.95rem;
}

.brand-tagline {
  font-family: var(--font-sans);
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.32em;
  color: var(--color-accent);
  margin-top: 3px;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  position: relative;
  padding: 0.4rem 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
  color: #FFFFFF;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-booking-btn {
  font-size: 0.68rem;
  padding: 0.65rem 1.3rem;
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  border: 1px solid var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.16em;
}

.header-booking-btn:hover {
  background-color: #FFFFFF;
  border-color: #FFFFFF;
  color: var(--color-primary-dark);
}

.hamburger-btn {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  font-size: 1.15rem;
  cursor: pointer;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-xs);
  align-items: center;
  justify-content: center;
}

@media (max-width: 1024px) {
  .nav-desktop { display: none; }
  .hamburger-btn { display: inline-flex; }
}

/* --- Mobile Navigation Drawer --- */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-primary-dark);
  z-index: var(--z-drawer);
  display: flex;
  flex-direction: column;
  padding: 2rem var(--container-gutter);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  overflow-y: auto;
}

.mobile-drawer.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.drawer-close-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.drawer-close-btn:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.mobile-nav-link {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--color-accent);
  padding-left: 0.4rem;
}

.mobile-drawer-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.drawer-contact-info {
  font-size: var(--text-sm);
  color: var(--text-inverse-muted);
  line-height: 1.8;
}

/* --- Global Footer --- */
.site-footer {
  background-color: var(--color-primary-dark);
  color: var(--text-inverse-muted);
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-xl);
  border-top: 1px solid rgba(197, 160, 89, 0.15);
  position: relative;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand-col .brand-title {
  font-size: 1.6rem;
  margin-bottom: 0.4rem;
}

.footer-desc {
  font-size: var(--text-sm);
  color: var(--text-inverse-muted);
  max-width: 320px;
  margin-top: var(--space-sm);
  margin-bottom: var(--space-md);
  line-height: 1.65;
}

.footer-accolades {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.7rem;
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-heading {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: #FFFFFF;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a,
.footer-links button {
  background: transparent;
  border: none;
  padding: 0;
  text-align: left;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--text-inverse-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-links button:hover {
  color: var(--color-accent);
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.newsletter-input-group {
  display: flex;
  position: relative;
}

.newsletter-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.85rem 1rem;
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  border-radius: var(--radius-xs) 0 0 var(--radius-xs);
  outline: none;
  transition: border-color var(--transition-fast);
}

.newsletter-input:focus {
  border-color: var(--color-accent);
}

.newsletter-btn {
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  border: none;
  padding: 0 1.25rem;
  cursor: pointer;
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
  font-weight: 600;
  transition: background-color var(--transition-fast);
}

.newsletter-btn:hover {
  background-color: var(--color-accent-hover);
  color: #FFFFFF;
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-bottom-links button,
.footer-bottom-links a {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--text-xs);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.footer-bottom-links button:hover,
.footer-bottom-links a:hover {
  color: var(--color-accent);
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}

.social-icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  transition: all var(--transition-fast);
  font-size: 0.9rem;
}

.social-icon-btn:hover {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border-color: var(--color-accent);
}

@media (max-width: 1024px) {
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 600px) {
  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}

/* --- Toast Notifications --- */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 380px;
  pointer-events: none;
}

@media (max-width: 480px) {
  .toast-container {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    max-width: none;
  }
}

.toast {
  background-color: var(--color-primary-dark);
  color: #FFFFFF;
  border-left: 4px solid var(--color-accent);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-xs);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  pointer-events: auto;
  animation: slideInToast 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  transition: opacity 0.3s, transform 0.3s;
}

.toast.toast-success { border-left-color: var(--color-success); }
.toast.toast-error { border-left-color: var(--color-error); }
.toast.toast-warning { border-left-color: var(--color-warning); }

.toast-content strong {
  display: block;
  font-size: var(--text-sm);
  color: #FFFFFF;
  margin-bottom: 2px;
}

.toast-content p {
  color: var(--text-inverse-muted);
  font-size: var(--text-xs);
  margin: 0;
}

.toast-close {
  background: transparent;
  border: none;
  color: var(--text-inverse-muted);
  cursor: pointer;
  font-size: 1.25rem;
  margin-left: auto;
  line-height: 1;
  padding: 0 4px;
}

@keyframes slideInToast {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}