/*
 * SPINELLI SD - SAS - Website Stylesheet
 * Theme: Chaleur & Accueil Français (French Warmth & Hospitality)
 * Palette: Terracotta, Sage Green, Warm Beige
 * Typography: Playfair Display (Headings), Lora (Body)
 */

/* ============================================
   COLOR SCHEME DOCUMENTATION
   ============================================ */

/*
 * Light Mode Colors:
 * - Primary (Terracotta): #E2725B - Warm, inviting accent
 * - Secondary (Sage Green): #87A96B - Natural, organic feel
 * - Accent (Warm Beige): #F5F5DC - Soft, comforting background
 * - Background: #FFFEF9 - Off-white, cream base
 * - Surface: #FFFBF5 - Slightly warmer surface
 * - Text Primary: #3E2723 - Dark brown for readability
 * - Text Secondary: #5D4037 - Medium brown
 * - Border: #D7CCC8 - Soft taupe borders
 *
 * Dark Mode Colors:
 * - Background: #2D2420 - Warm dark brown
 * - Surface: #3E3228 - Darker surface
 * - Primary: #FF8A65 - Lighter terracotta
 * - Secondary: #A5D6A7 - Lighter sage
 * - Text Primary: #F5F5DC - Warm beige text
 * - Text Secondary: #D7CCC8 - Soft text
 */

/* ============================================
   CSS VARIABLES & THEME SETUP
   ============================================ */

:root {
  /* Light Mode Colors */
  --color-primary: #E2725B;
  --color-primary-light: #FFAB91;
  --color-primary-dark: #C9523D;

  --color-secondary: #87A96B;
  --color-secondary-light: #B9D4A5;
  --color-secondary-dark: #6B8A4F;

  --color-accent: #F5F5DC;
  --color-accent-dark: #E8E4C9;

  --color-background: #FFFEF9;
  --color-surface: #FFFBF5;
  --color-card: #FFFFFF;

  --color-text-primary: #3E2723;
  --color-text-secondary: #5D4037;
  --color-text-muted: #8D6E63;

  --color-border: #D7CCC8;
  --color-divider: #EFE6DD;

  --shadow-sm: 0 2px 4px rgba(62, 39, 35, 0.08);
  --shadow-md: 0 4px 12px rgba(62, 39, 35, 0.12);
  --shadow-lg: 0 8px 24px rgba(62, 39, 35, 0.15);
  --shadow-xl: 0 16px 48px rgba(62, 39, 35, 0.18);

  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Lora', Georgia, serif;
}

[data-theme="dark"] {
  --color-background: #2D2420;
  --color-surface: #3E3228;
  --color-card: #4A3C32;

  --color-primary: #FF8A65;
  --color-primary-light: #FFAB91;
  --color-primary-dark: #E2725B;

  --color-secondary: #A5D6A7;
  --color-secondary-light: #C8E6C9;
  --color-secondary-dark: #87A96B;

  --color-accent: #F5F5DC;
  --color-accent-dark: #D7CCC8;

  --color-text-primary: #F5F5DC;
  --color-text-secondary: #D7CCC8;
  --color-text-muted: #A1887F;

  --color-border: #5D4037;
  --color-divider: #4E3C32;

  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

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

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  margin-bottom: 1.25rem;
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: transparent;
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.header.scrolled {
  background-color: var(--color-surface);
  box-shadow: var(--shadow-md);
}

.header__container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.header__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.header__logo img,
.header__logo svg {
  width: 232px;
  height: auto;
  max-height: 70px;
  transition: transform var(--transition-normal);
}

.header__logo:hover img,
.header__logo:hover svg {
  transform: scale(1.02);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.header__menu {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.header__link {
  position: relative;
  padding: 0.5rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}

.header__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transition: width var(--transition-normal), left var(--transition-normal);
}

.header__link:hover::after,
.header__link--active::after {
  width: calc(100% - 2rem);
  left: 1rem;
}

.header__link:hover,
.header__link--active {
  color: var(--color-primary);
}

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

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.theme-toggle:hover {
  background-color: var(--color-primary);
  color: white;
  transform: rotate(15deg);
}

.theme-toggle span {
  font-size: 1.25rem;
  line-height: 1;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: none;
  border-radius: var(--radius-sm);
  background-color: var(--color-surface);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-background);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  z-index: 999;
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu__link {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-text-primary);
  text-align: center;
  padding: 0.5rem 1rem;
  animation: fadeInUp 0.5s ease forwards;
  opacity: 0;
}

.mobile-menu__link:nth-child(1) { animation-delay: 0.1s; }
.mobile-menu__link:nth-child(2) { animation-delay: 0.2s; }
.mobile-menu__link:nth-child(3) { animation-delay: 0.3s; }
.mobile-menu__link:nth-child(4) { animation-delay: 0.4s; }
.mobile-menu__link:nth-child(5) { animation-delay: 0.5s; }

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

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero__media::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.hero__image,
.hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 2rem;
  text-align: center;
  animation: fadeInUp 1s ease;
}

.hero__title {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 700;
  color: white;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
  margin-bottom: 1.5rem;
}

.hero__subtitle {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
  margin-bottom: 2.5rem;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2.5rem;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-fast), box-shadow var(--transition-normal);
}

.hero__cta:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: white;
  animation: bounce 2s infinite;
}

.hero__scroll span {
  font-size: 0.875rem;
  font-weight: 500;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* ============================================
   SECTIONS GENERAL
   ============================================ */

.section {
  padding: 6rem 2rem;
  position: relative;
}

.section--with-bg {
  position: relative;
}

.section__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.section__bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.section__bg img,
.section__bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section__content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

.section__header {
  text-align: center;
  margin-bottom: 4rem;
}

.section__title {
  display: inline-block;
  position: relative;
  margin-bottom: 1rem;
}

.section__title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: 2px;
}

.section__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Botanical Divider */
.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: 3rem 0;
  opacity: 0.6;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  max-width: 100px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-secondary), transparent);
}

.divider svg {
  width: 32px;
  height: 32px;
  color: var(--color-secondary);
}

/* ============================================
   CARDS
   ============================================ */

.card {
  background-color: var(--color-card);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.card__title {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.card__content {
  color: var(--color-text-secondary);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition-fast);
}

.card__link:hover {
  gap: 0.75rem;
}

/* ============================================
   GRID LAYOUTS
   ============================================ */

.grid {
  display: grid;
  gap: 2rem;
}

.grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

@media (max-width: 768px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-normal);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  box-shadow: var(--shadow-md);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--secondary {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
  color: white;
  box-shadow: var(--shadow-md);
}

.btn--secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

.btn--large {
  padding: 1.125rem 2.5rem;
  font-size: 1.0625rem;
}

/* ============================================
   FORMS
   ============================================ */

.form {
  max-width: 600px;
  margin: 0 auto;
}

.form__group {
  margin-bottom: 1.5rem;
}

.form__label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.form__input,
.form__textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-primary);
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(226, 114, 91, 0.15);
}

.form__textarea {
  min-height: 150px;
  resize: vertical;
}

.form__checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.form__checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 0.25rem;
  accent-color: var(--color-primary);
}

.form__checkbox label {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background-color: var(--color-surface);
  padding: 4rem 2rem 2rem;
  border-top: 1px solid var(--color-divider);
}

.footer__container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__column h3 {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.footer__links {
  list-style: none;
}

.footer__links li {
  margin-bottom: 0.75rem;
}

.footer__links a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-primary);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  color: var(--color-text-secondary);
}

.footer__contact-item span {
  flex-shrink: 0;
  font-size: 1.25rem;
  color: var(--color-secondary);
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-divider);
}

.footer__copyright {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer__legal {
  display: flex;
  gap: 1.5rem;
}

.footer__legal a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 1rem 2rem;
  background-color: var(--color-primary);
  color: white;
  font-weight: 600;
  z-index: 10000;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.text-center {
  text-align: center;
}

.text-primary {
  color: var(--color-primary);
}

.text-secondary {
  color: var(--color-secondary);
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 2.5rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 2.5rem; }

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1024px) {
  .header__container {
    padding: 1rem 1.5rem;
  }

  .section {
    padding: 4rem 1.5rem;
  }
}

@media (max-width: 768px) {
  .header__nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .header__logo img,
  .header__logo svg {
    width: 180px;
  }

  .section {
    padding: 3rem 1rem;
  }

  .hero__content {
    padding: 1rem;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .hero__title {
    font-size: 2rem;
  }

  .card {
    padding: 1.5rem;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

.animate-fadeIn {
  animation: fadeIn 0.6s ease;
}

.animate-slideUp {
  animation: slideUp 0.6s ease;
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  .header,
  .footer,
  .hero__scroll,
  .btn {
    display: none;
  }

  body {
    background-color: white;
    color: black;
  }

  .section {
    page-break-inside: avoid;
  }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}