/* MAZE TRAVAUX — v1.0 */

:root {
  --bg: #ffffff;
  --bg2: #f7f7f8;
  --bg3: #eeeff1;
  --text: #1a1a1a;
  --text2: #555;
  --text3: #999;
  --accent: #1a1a1a;
  --accent-light: #333;
  --border: #e0e0e0;
  --border2: #ccc;
  --red: #c0392b;
  --green: #27ae60;
  --radius: 6px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: system-ui, -apple-system, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* LOGIN */
.login-wrap {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 2rem;
}
.login-box {
  width: 100%; max-width: 360px; text-align: center;
}
.login-title {
  font-size: 1.4rem; font-weight: 700; letter-spacing: 0.08em;
  margin-bottom: .3rem;
}
.login-sub {
  font-size: .85rem; color: var(--text3); margin-bottom: 2rem;
}
.login-form { display: flex; flex-direction: column; gap: .8rem; }
.login-input {
  width: 100%; padding: .7rem 1rem;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); font-family: inherit; font-size: .9rem;
  color: var(--text); outline: none; transition: border-color .2s;
}
.login-input:focus { border-color: var(--accent); }
.login-input::placeholder { color: var(--text3); }
.login-btn {
  padding: .75rem; background: var(--accent); color: #fff;
  border: none; border-radius: var(--radius);
  font-family: inherit; font-size: .9rem; font-weight: 600;
  cursor: pointer; transition: opacity .2s;
}
.login-btn:hover { opacity: .85; }
.login-btn:disabled { opacity: .5; cursor: not-allowed; }
.login-error {
  font-size: .8rem; color: var(--red); min-height: 1.2em; margin-top: .3rem;
}
.login-footer {
  font-size: .7rem; color: var(--text3); margin-top: 2rem;
}

/* HEADER */
.app-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: .8rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky; top: 0; z-index: 10;
}
.app-brand {
  font-size: 1rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase;
}
.app-brand span { font-weight: 400; color: var(--text2); }
.app-user {
  display: flex; align-items: center; gap: .8rem;
  font-size: .8rem; color: var(--text2);
}
.logout-btn {
  background: none; border: 1px solid var(--border);
  padding: .4rem .8rem; border-radius: var(--radius);
  font-family: inherit; font-size: .75rem; color: var(--text2);
  cursor: pointer; transition: all .15s;
}
.logout-btn:hover { border-color: var(--accent); color: var(--accent); }

/* TABS */
.tab-bar {
  display: flex; gap: 0; border-bottom: 1px solid var(--border);
  padding: 0 1.5rem; overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tab-bar::-webkit-scrollbar { display: none; }
.tab-btn {
  background: none; border: none; border-bottom: 2px solid transparent;
  padding: .8rem 1.2rem; font-family: inherit; font-size: .85rem;
  color: var(--text3); cursor: pointer; white-space: nowrap;
  transition: all .15s; font-weight: 500;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active {
  color: var(--accent); border-bottom-color: var(--accent); font-weight: 600;
}

/* CONTENT */
.app-content {
  max-width: 960px; margin: 0 auto; padding: 2rem 1.5rem;
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.placeholder-msg {
  text-align: center; padding: 4rem 2rem;
  color: var(--text3); font-size: .95rem;
}
.placeholder-msg strong {
  display: block; font-size: 1.1rem; color: var(--text2);
  margin-bottom: .5rem;
}

/* UTILITIES */
.hidden { display: none !important; }

/* RESPONSIVE */
@media (max-width: 640px) {
  .app-header { padding: .6rem 1rem; }
  .app-brand { font-size: .85rem; }
  .tab-btn { padding: .6rem .8rem; font-size: .78rem; }
  .app-content { padding: 1.5rem 1rem; }
  .login-box { max-width: 100%; }
}