html {
  height: 100%;
  background: linear-gradient(135deg, #181a1b 0%, #23272a 100%);
  background-attachment: fixed;
}

body {
  min-height: 100vh;
  height: auto;
  margin: 0;
  padding: 0;
  font-family: 'Inter', 'Segoe UI', 'Arial', sans-serif;
  color: #f3f3f3;
  background: transparent;
}

h1, h2, h3 {
  font-family: 'Inter', 'Segoe UI', 'Arial', sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin-top: 0;
}

h1 {
  font-size: 2.2rem;
  color: #e0e0e0;
  margin-bottom: 1.2rem;
  text-shadow: 0 2px 16px #000a, 0 1px 0 #222;
}

h2 {
  font-size: 1.3rem;
  color: #b0b8c1;
  margin-top: 2.5rem;
  margin-bottom: 0.7rem;
  letter-spacing: 0.04em;
}

.page {
  background: linear-gradient(120deg, #23272a 80%, #2c2f36 100%);
  border-radius: 22px;
  box-shadow: 0 2px 16px 0 #0008, 0 1.5px 0 #222b;
  border: 1.5px solid #2e3236;
  margin: 18px 0;
  padding: 1.2rem 1.5rem 1.2rem 1.5rem;
  transition: box-shadow 0.2s;
  position: relative;
}
.page:hover {
  box-shadow: 0 4px 32px 0 #000c, 0 1.5px 0 #222b;
}

form {
  margin: 1.2rem 0;
}

input, button, select {
  border-radius: 14px;
  border: none;
  outline: none;
  padding: 0.7em 1.1em;
  font-size: 1rem;
  background: #23272a;
  color: #f3f3f3;
  box-shadow: 0 1px 4px #0004 inset;
  margin-right: 0.5em;
  transition: background 0.2s, box-shadow 0.2s;
}
input:focus, select:focus {
  background: #232c33;
  box-shadow: 0 2px 8px #0006 inset;
}
button {
  background: linear-gradient(90deg, #2e3236 60%, #3a3f47 100%);
  color: #e0e0e0;
  font-weight: 600;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 8px #0006;
  letter-spacing: 0.03em;
  padding: 0.7em 1.5em;
}
button:hover {
  background: linear-gradient(90deg, #3a3f47 60%, #2e3236 100%);
  color: #fff;
  box-shadow: 0 4px 16px #000a;
}
button[style*="color:red"] {
  background: linear-gradient(90deg, #3a1f1f 60%, #5c2323 100%);
  color: #ffb4b4;
}

/* Détails visites */
details {
  margin-top: 0.7em;
  background: #1a1c1e;
  border-radius: 12px;
  padding: 0.5em 1em;
  box-shadow: 0 1px 4px #0004 inset;
}
details summary {
  font-weight: 600;
  color: #b0b8c1;
  cursor: pointer;
}

ul {
  padding-left: 1.2em;
}

/* Conteneur principal */
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2.5vw 4vw 3vw 4vw;
  box-sizing: border-box;
}
@media (max-width: 700px) {
  .container {
    max-width: 100vw;
    padding: 0.5em 0.5em 1.5em 0.5em;
  }
}

/* Responsive */
@media (max-width: 700px) {
  body {
    padding: 0.5em;
  }
  .page {
    padding: 1em 0.7em;
    font-size: 0.97em;
  }
  h1 {
    font-size: 1.3rem;
  }
  h2 {
    font-size: 1.1rem;
  }
  input, button, select {
    font-size: 0.97em;
    padding: 0.6em 0.7em;
  }
}

/* Accents premium */
.page {
  border: 1.5px solid #2e3236;
  box-shadow: 0 2px 16px 0 #0008, 0 1.5px 0 #222b, 0 0 0 2px #2e3236 inset;
}
.page:before {
  content: "";
  display: block;
  position: absolute;
  top: 0; left: 0; right: 0; height: 18px;
  border-radius: 22px 22px 0 0;
  background: linear-gradient(90deg, #2e3236 0%, #3a3f47 60%, #1e2a38 100%);
  opacity: 0.7;
  z-index: 1;
  pointer-events: none;
}
.page > * {
  position: relative;
  z-index: 2;
}

/* Scrollbar premium */
::-webkit-scrollbar {
  width: 10px;
  background: #181a1b;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(120deg, #23272a 60%, #2e3236 100%);
  border-radius: 8px;
}

/* Liens visités */
a, a:visited {
  color: #7ec7ff;
  text-decoration: underline;
  transition: color 0.2s;
}
a:hover {
  color: #fff;
}

@media (max-width: 600px) {
  form button,
  .form-actions button,
  .form-actions input[type="submit"] {
    margin-top: 12px !important;
  }
}