/* ==========================================================================
   Mon Chai - Landing Page Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Bordeaux palette */
  --bordeaux-950: #22070d;
  --bordeaux-900: #2c0810;
  --bordeaux-800: #3a0d17;
  --bordeaux-700: #4b0f1a;
  --bordeaux-600: #651626;

  /* Beige palette */
  --beige-100: #f6eddc;
  --beige-200: #f0e2c8;
  --beige-300: #e7d3ae;
  --beige-400: #d9bf92;

  /* Card theme: beige background, bordeaux text */
  --card-bg: rgba(246, 237, 220, 0.9);
  --card-text: var(--bordeaux-800);
  --card-text-soft: rgba(58, 13, 23, 0.75);
  --card-text-faint: rgba(58, 13, 23, 0.55);
  --card-border: rgba(58, 13, 23, 0.12);
  --card-line: rgba(58, 13, 23, 0.15);

  /* Button theme: bordeaux bg, beige text */
  --btn-bg: var(--bordeaux-700);
  --btn-text: var(--beige-100);

  /* UI elements */
  --shadow-panel: 0 24px 70px rgba(0, 0, 0, 0.22);
  --shadow-button: 0 8px 24px rgba(75, 15, 26, 0.35);
  --overlay: rgba(15, 3, 6, 0.72);

  /* Radius */
  --radius-xl: 28px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-pill: 999px;

  /* Layout */
  --container-width: 560px;

  /* Transitions */
  --transition-fast: 0.16s ease;
  --transition-normal: 0.2s ease;
}

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

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  height: 100vh;
  height: 100dvh;
  font-family: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--card-text);
  background: url("../vignes_2.jpg") center center / cover no-repeat fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  position: relative;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.page {
  width: 100%;
  max-width: var(--container-width);
  position: relative;
  z-index: 1;
}

/* --------------------------------------------------------------------------
   Card Component
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  padding: 18px 28px 14px;
  border-radius: var(--radius-xl);
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-panel);
  text-align: center;
  max-height: calc(100vh - 48px);
  max-height: calc(100dvh - 48px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* --------------------------------------------------------------------------
   Logo
   -------------------------------------------------------------------------- */
.logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 8px;
  flex-shrink: 0;
}

.logo {
  width: 200px;
  height: 200px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 6px 18px rgba(75, 15, 26, 0.18));
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1 {
  margin: 0;
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: clamp(1.45rem, 3.8vw, 2.1rem);
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--card-text);
  flex-shrink: 0;
}

.lead {
  max-width: 400px;
  margin: 6px auto 10px;
  color: var(--card-text-soft);
  font-size: 13.5px;
  line-height: 1.55;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Form
   -------------------------------------------------------------------------- */
.form-wrap {
  max-width: 420px;
  margin: 0 auto;
  flex-shrink: 1;
  min-height: 0;
}

/* Honeypot anti-bot field (invisible to users) */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  opacity: 0;
  pointer-events: none;
  height: 0;
  overflow: hidden;
}

.input-wrap {
  margin-bottom: 10px;
}

.input-wrap input {
  width: 100%;
  height: 48px;
  border-radius: var(--radius-md);
  border: 1px solid var(--card-line);
  background: rgba(255, 255, 255, 0.6);
  color: var(--card-text);
  padding: 0 16px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition-normal), background var(--transition-normal), box-shadow var(--transition-normal);
}

.input-wrap input::placeholder {
  color: rgba(58, 13, 23, 0.4);
}

.input-wrap input:focus {
  border-color: var(--bordeaux-700);
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 0 0 3px rgba(75, 15, 26, 0.1);
}

/* Consent checkbox */
.consent {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  text-align: left;
  margin: 0 0 8px;
  color: var(--card-text-soft);
  font-size: 11.5px;
  line-height: 1.5;
  cursor: pointer;
}

.consent input[type="checkbox"] {
  width: 16px;
  height: 16px;
  min-width: 16px;
  margin-top: 2px;
  accent-color: var(--bordeaux-700);
  flex: 0 0 auto;
  cursor: pointer;
}

/* Links */
.consent a,
.micro-copy a,
.footer-links button {
  color: var(--bordeaux-700);
  text-decoration: none;
  border: none;
  border-bottom: 1px solid rgba(75, 15, 26, 0.3);
  background: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.consent a:hover,
.micro-copy a:hover,
.footer-links button:hover {
  border-bottom-color: var(--bordeaux-700);
}

.consent a:focus-visible,
.micro-copy a:focus-visible,
.footer-links button:focus-visible {
  outline: 2px solid var(--bordeaux-700);
  outline-offset: 2px;
}

.micro-copy {
  margin: 0 0 12px;
  color: var(--card-text-faint);
  font-size: 10.5px;
  line-height: 1.5;
  text-align: left;
}

/* --------------------------------------------------------------------------
   Button
   -------------------------------------------------------------------------- */
.btn {
  appearance: none;
  -webkit-appearance: none;
  border: none;
  width: 100%;
  height: 48px;
  padding: 0 22px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  font-family: inherit;
  letter-spacing: 0.02em;
  color: var(--btn-text);
  background: var(--btn-bg);
  box-shadow: var(--shadow-button);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(75, 15, 26, 0.45);
  filter: brightness(1.1);
}

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

.btn:focus-visible {
  outline: 2px solid var(--bordeaux-600);
  outline-offset: 3px;
}

.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

/* --------------------------------------------------------------------------
   Form Feedback
   -------------------------------------------------------------------------- */
.form-feedback {
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 12px;
  line-height: 1.4;
  margin-bottom: 10px;
  text-align: center;
  transition: opacity 0.3s ease;
}

.form-feedback--success {
  background: rgba(34, 139, 34, 0.12);
  color: #1a6b1a;
  border: 1px solid rgba(34, 139, 34, 0.25);
}

.form-feedback--error {
  background: rgba(180, 30, 30, 0.1);
  color: #9a1a1a;
  border: 1px solid rgba(180, 30, 30, 0.2);
}

.form-feedback--info {
  background: rgba(58, 13, 23, 0.08);
  color: var(--card-text);
  border: 1px solid var(--card-border);
}

.form-feedback--fade {
  opacity: 0;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.closing {
  margin-top: 12px;
  color: var(--card-text-faint);
  font-size: 11px;
  letter-spacing: 0.03em;
  flex-shrink: 0;
}

.footer-links {
  margin-top: 8px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--card-text-faint);
  font-size: 11px;
  flex-shrink: 0;
}

.footer-dot {
  opacity: 0.35;
}

/* --------------------------------------------------------------------------
   Language Switcher
   -------------------------------------------------------------------------- */
.lang-switcher {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 20;
}

.lang-btn {
  appearance: none;
  -webkit-appearance: none;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #fff;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.lang-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
}

.lang-btn svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.lang-switcher.open .lang-btn svg {
  transform: rotate(180deg);
}

.lang-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 150px;
  padding: 6px 0;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(58, 13, 23, 0.1);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
  list-style: none;
  margin: 0;
}

.lang-switcher.open .lang-dropdown {
  display: block;
}

.lang-dropdown li {
  margin: 0;
}

.lang-dropdown button {
  width: 100%;
  padding: 8px 16px;
  border: none;
  background: none;
  color: var(--bordeaux-800);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.lang-dropdown button:hover {
  background: rgba(75, 15, 26, 0.06);
}

.lang-dropdown button.active {
  font-weight: 700;
  color: var(--bordeaux-700);
}

/* --------------------------------------------------------------------------
   Modal
   -------------------------------------------------------------------------- */
.modal {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
  z-index: 30;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal.open {
  display: flex;
  opacity: 1;
  visibility: visible;
}

.modal-card {
  width: 100%;
  max-width: 760px;
  max-height: 86vh;
  overflow: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.25);
  padding: 24px 22px 18px;
  transform: translateY(10px);
  transition: transform 0.25s ease;
}

.modal.open .modal-card {
  transform: translateY(0);
}

.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
}

.modal-head h2 {
  margin: 0;
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: 28px;
  line-height: 1.15;
  color: var(--card-text);
}

.close-btn {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--card-line);
  background: rgba(58, 13, 23, 0.06);
  color: var(--card-text);
  font-size: 20px;
  cursor: pointer;
  flex: 0 0 auto;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.close-btn:hover {
  background: rgba(58, 13, 23, 0.12);
}

.close-btn:focus-visible {
  outline: 2px solid var(--bordeaux-700);
  outline-offset: 2px;
}

/* Legal content */
.legal-content {
  text-align: left;
  color: var(--card-text-soft);
  font-size: 14px;
  line-height: 1.7;
}

.legal-content h3 {
  margin: 18px 0 8px;
  color: var(--card-text);
  font-size: 15px;
}

.legal-content p {
  margin: 0 0 10px;
}

.legal-content strong {
  color: var(--card-text);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

/* Large screens (1100px+) */
@media (min-width: 1100px) {
  .page {
    max-width: 500px;
  }

  .card {
    padding: 20px 32px 18px;
  }

  .logo {
    width: 220px;
    height: 220px;
  }

  .logo-wrap {
    margin-bottom: 6px;
  }
}

/* Tablets (641px - 900px) */
@media (min-width: 641px) and (max-width: 900px) {
  body {
    padding: 20px;
  }

  .page {
    max-width: 480px;
  }

  .card {
    padding: 16px 24px 14px;
    max-height: calc(100vh - 40px);
    max-height: calc(100dvh - 40px);
  }

  .logo {
    width: 160px;
    height: 160px;
  }

  .logo-wrap {
    margin-bottom: 6px;
  }
}

/* Mobile (max 640px) */
@media (max-width: 640px) {
  body {
    padding: 14px;
    background: url("../vignes_2.jpg") center center / cover no-repeat;
    background-attachment: scroll;
  }

  .page {
    max-width: 100%;
  }

  .card {
    padding: 18px 16px 14px;
    border-radius: 22px;
    max-height: calc(100vh - 28px);
    max-height: calc(100dvh - 28px);
  }

  .logo-wrap {
    margin-bottom: 6px;
  }

  .logo {
    width: 120px;
    height: 120px;
  }

  h1 {
    font-size: 1.25rem;
  }

  .lead {
    font-size: 12px;
    margin: 6px auto 10px;
    line-height: 1.45;
  }

  .input-wrap {
    margin-bottom: 8px;
  }

  .input-wrap input {
    height: 42px;
    font-size: 16px; /* Prevents zoom on iOS */
  }

  .consent {
    font-size: 10px;
    margin-bottom: 6px;
    line-height: 1.4;
  }

  .micro-copy {
    font-size: 9px;
    margin-bottom: 10px;
  }

  .btn {
    height: 42px;
    font-size: 13px;
  }

  .closing {
    margin-top: 8px;
    font-size: 10px;
  }

  .footer-links {
    margin-top: 6px;
    font-size: 9px;
    gap: 6px;
  }

  .lang-switcher {
    top: 10px;
    right: 10px;
  }

  .lang-btn {
    padding: 6px 10px;
    font-size: 12px;
  }

  .modal {
    padding: 12px;
  }

  .modal-card {
    padding: 20px 16px 16px;
    border-radius: 20px;
    max-height: 90vh;
  }

  .modal-head h2 {
    font-size: 23px;
  }

  .legal-content {
    font-size: 13px;
  }
}

/* Small mobile (max 380px) */
@media (max-width: 380px) {
  body {
    padding: 8px;
  }

  .card {
    padding: 14px 12px 12px;
    border-radius: 18px;
    max-height: calc(100vh - 16px);
    max-height: calc(100dvh - 16px);
  }

  .logo-wrap {
    margin-bottom: 4px;
  }

  .logo {
    width: 90px;
    height: 90px;
  }

  h1 {
    font-size: 1.1rem;
  }

  .lead {
    font-size: 11px;
    margin: 4px auto 8px;
  }

  .input-wrap {
    margin-bottom: 6px;
  }

  .input-wrap input {
    height: 38px;
  }

  .consent {
    font-size: 9px;
    gap: 5px;
    margin-bottom: 4px;
  }

  .consent input[type="checkbox"] {
    width: 14px;
    height: 14px;
    min-width: 14px;
    margin-top: 1px;
  }

  .micro-copy {
    font-size: 8px;
    margin-bottom: 8px;
  }

  .btn {
    height: 38px;
    font-size: 11px;
  }

  .closing {
    margin-top: 6px;
    font-size: 9px;
  }

  .footer-links {
    margin-top: 4px;
    font-size: 8px;
    gap: 4px;
  }

  .lang-switcher {
    top: 6px;
    right: 6px;
  }

  .lang-btn {
    padding: 5px 8px;
    font-size: 11px;
  }

  .modal-card {
    padding: 16px 12px 14px;
  }

  .modal-head h2 {
    font-size: 20px;
  }

  .close-btn {
    width: 36px;
    height: 36px;
    min-width: 36px;
    font-size: 18px;
  }

  .legal-content {
    font-size: 12px;
  }

  .legal-content h3 {
    font-size: 14px;
  }
}

/* Landscape mobile */
@media (max-height: 500px) and (orientation: landscape) {
  body {
    padding: 8px 14px;
    align-items: center;
  }

  .card {
    padding: 10px 18px 10px;
    max-height: calc(100vh - 16px);
    max-height: calc(100dvh - 16px);
  }

  .logo-wrap {
    margin-bottom: 4px;
  }

  .logo {
    width: 60px;
    height: 60px;
  }

  h1 {
    font-size: 1rem;
  }

  .lead {
    margin: 4px auto 6px;
    font-size: 10px;
  }

  .input-wrap {
    margin-bottom: 6px;
  }

  .input-wrap input {
    height: 34px;
    font-size: 13px;
  }

  .consent {
    font-size: 8px;
    margin-bottom: 4px;
  }

  .micro-copy {
    font-size: 7px;
    margin-bottom: 6px;
  }

  .btn {
    height: 34px;
    font-size: 11px;
  }

  .closing {
    margin-top: 6px;
    font-size: 8px;
  }

  .footer-links {
    margin-top: 4px;
    font-size: 8px;
  }

  .lang-switcher {
    top: 6px;
    right: 6px;
  }

  .lang-btn {
    padding: 4px 8px;
    font-size: 11px;
  }

  .modal-card {
    max-height: 95vh;
  }
}

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

/* High contrast mode support */
@media (prefers-contrast: high) {
  .card {
    border-width: 2px;
  }

  .input-wrap input {
    border-width: 2px;
  }

  .btn {
    border: 2px solid var(--bordeaux-700);
  }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
  body {
    background: white;
    color: black;
  }

  .card {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .modal,
  .footer-links {
    display: none;
  }
}