/* ── VARIABLES ── */
:root {
  --bg: #f5f0e8;
  --ink: #0f0e0b;
  --muted: #8a8478;
  --border: #d8d2c6;
  --card: #fff;
  --red: #e8341a;
  --green: #1a9e5c;
  --blue: #1a5ce8;
  --yellow: #f5c518;
  --pink: #ff4d8f;
}

/* RESET */
* { box-sizing: border-box; margin: 0; padding: 0; }

/* BASE */
body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'DM Sans', sans-serif;
  min-height: 100vh;
}

/*  HEADER */
header {
  background: var(--ink);
  color: var(--bg);
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.logo { font-family: 'Bebas Neue', sans-serif; font-size: 2rem; letter-spacing: .05em; line-height: 1; }
.logo span { color: var(--pink); }
.header-meta { font-size: .8rem; color: #888; font-family: 'DM Mono', monospace; }

/* NAV */
nav { background: var(--ink); border-top: 1px solid #222; display: flex; padding: 0 2rem; }
.nav-btn {
  background: none; border: none; color: #666;
  font-family: 'DM Sans', sans-serif; font-size: .85rem; font-weight: 600;
  padding: .8rem 1.2rem; cursor: pointer;
  border-bottom: 2px solid transparent; transition: all .2s;
}
.nav-btn:hover { color: var(--bg); }
.nav-btn.active { color: var(--pink); border-bottom-color: var(--pink); }

/* PAGES  */
.page { display: none; padding: 2rem; max-width: 1100px; margin: 0 auto; }
.page.active { display: block; }

/* LOADING */
.loading {
  text-align: center; padding: 4rem;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.4rem; color: var(--muted);
  letter-spacing: .1em;
}
.loading::after {
  content: ''; display: block; width: 40px; height: 40px;
  border: 3px solid var(--border); border-top-color: var(--pink);
  border-radius: 50%; margin: 1rem auto 0;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* KPI ROW */
.kpi-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.kpi { background: var(--card); border: 1.5px solid var(--border); border-radius: 12px; padding: 1.2rem 1.4rem; position: relative; overflow: hidden; }
.kpi::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; }
.kpi.k-red::before { background: var(--red); }
.kpi.k-green::before { background: var(--green); }
.kpi.k-blue::before { background: var(--blue); }
.kpi.k-pink::before { background: var(--pink); }
.kpi.k-yellow::before { background: var(--yellow); }
.kpi-label { font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; margin-bottom: .3rem; }
.kpi-val { font-family: 'Bebas Neue', sans-serif; font-size: 2rem; line-height: 1; }
.kpi-sub { font-size: .72rem; color: var(--muted); margin-top: .2rem; }

/*  SECTION TITLE  */
.sec-title {
  font-family: 'Bebas Neue', sans-serif; font-size: 1.4rem;
  letter-spacing: .05em; margin-bottom: 1rem;
  display: flex; align-items: center; gap: .6rem;
}
.sec-title::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* INSIGHT CARDS */
.insights-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.insight-card { background: var(--card); border: 1.5px solid var(--border); border-radius: 12px; padding: 1.2rem 1.4rem; }
.insight-card h4 { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: .8rem; }
.insight-item { display: flex; justify-content: space-between; align-items: center; padding: .4rem 0; border-bottom: 1px solid var(--border); font-size: .88rem; }
.insight-item:last-child { border-bottom: none; }
.insight-bar-wrap { display: flex; align-items: center; gap: .6rem; }
.insight-bar { height: 6px; border-radius: 3px; background: var(--pink); }
.insight-num { font-family: 'DM Mono', monospace; font-size: .8rem; color: var(--muted); }

/* TABLE */
.table-wrap { background: var(--card); border: 1.5px solid var(--border); border-radius: 12px; overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
thead { background: var(--ink); color: var(--bg); }
th { padding: .8rem 1rem; text-align: left; font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 600; }
td { padding: .75rem 1rem; font-size: .85rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #faf8f4; }

/* BADGES */
.badge { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: .72rem; font-weight: 600; }
.badge-solo { background: #fde8e4; color: var(--red); }
.badge-duo { background: #e4eefe; color: var(--blue); }
.badge-groupe { background: #e4f5ec; color: var(--green); }
.badge-interieur { background: #f5f0e8; color: var(--muted); border: 1px solid var(--border); }
.badge-exterieur { background: #e4f5ec; color: var(--green); }
.badge-studio { background: #f0e4fe; color: #7b2fe8; }

/* VIRAL CLASSES */
.viral { color: var(--green); font-weight: 600; }
.medium { color: var(--blue); }
.low { color: var(--muted); }

/* ACTION BUTTONS */
.action-btns { display: flex; gap: 4px; }
.edit-btn, .del-btn {
  border-radius: 6px; padding: 4px 10px; cursor: pointer;
  font-size: .78rem; font-weight: 600; transition: all .15s;
  border: 1.5px solid var(--border); background: none; color: var(--muted);
}
.edit-btn:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
.del-btn:hover { background: var(--red); color: #fff; border-color: var(--red); }

/* FORM  */
.form-card { background: var(--card); border: 1.5px solid var(--border); border-radius: 16px; padding: 2rem; max-width: 700px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.form-full { grid-column: 1 / -1; }
.field label { display: block; font-size: .75rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: .4rem; }
.field input, .field select, .field textarea {
  width: 100%; background: var(--bg); border: 1.5px solid var(--border);
  border-radius: 8px; padding: .6rem .9rem;
  font-family: 'DM Sans', sans-serif; font-size: .9rem; color: var(--ink); transition: border-color .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--pink); }
.field textarea { resize: vertical; min-height: 70px; }
.submit-btn {
  background: var(--ink); color: var(--bg); border: none; border-radius: 10px;
  padding: .85rem 2rem; font-family: 'Bebas Neue', sans-serif;
  font-size: 1.1rem; letter-spacing: .08em; cursor: pointer; transition: all .15s; margin-top: .5rem;
}
.submit-btn:hover { background: var(--pink); transform: translateY(-1px); }

/* FILTER BAR */
.filter-bar { display: flex; gap: .6rem; flex-wrap: wrap; margin-bottom: 1.2rem; align-items: center; }
.filter-bar label { font-size: .78rem; color: var(--muted); font-weight: 600; }
.filter-select {
  background: var(--card); border: 1.5px solid var(--border); border-radius: 8px;
  padding: .4rem .7rem; font-family: 'DM Sans', sans-serif; font-size: .82rem; color: var(--ink); cursor: pointer;
}

/* EMPTY STATE */
.empty { text-align: center; padding: 3rem; color: var(--muted); }
.empty .big { font-family: 'Bebas Neue', sans-serif; font-size: 2rem; margin-bottom: .5rem; }

/* MODAL */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(15,14,11,.7); backdrop-filter: blur(4px);
  z-index: 100; align-items: center; justify-content: center; padding: 1rem;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--card); border: 1.5px solid var(--border); border-radius: 16px;
  padding: 2rem; width: 100%; max-width: 620px; max-height: 90vh; overflow-y: auto;
  animation: slideUp .25s cubic-bezier(.17,.67,.42,1.1);
}
@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.modal-title { font-family: 'Bebas Neue', sans-serif; font-size: 1.4rem; letter-spacing: .05em; }
.modal-close {
  background: none; border: 1.5px solid var(--border); border-radius: 8px;
  width: 32px; height: 32px; cursor: pointer; font-size: 1rem; color: var(--muted);
  display: flex; align-items: center; justify-content: center; transition: all .15s;
}
.modal-close:hover { background: var(--ink); color: var(--bg); }
.btn-save {
  background: var(--pink); color: #fff; border: none; border-radius: 10px;
  padding: .75rem 1.8rem; font-family: 'Bebas Neue', sans-serif;
  font-size: 1.05rem; letter-spacing: .08em; cursor: pointer; transition: all .15s; margin-top: .5rem;
}
.btn-save:hover { filter: brightness(1.1); }

.login-message {
  color: #aaa;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

/* TOAST */
#toast {
  position: fixed; bottom: 2rem; left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--ink); color: var(--bg); padding: .8rem 1.6rem;
  border-radius: 100px; font-size: .85rem; font-weight: 600;
  transition: transform .3s cubic-bezier(.17,.67,.42,1.3); z-index: 999; pointer-events: none;
}
#toast.show { transform: translateX(-50%) translateY(0); }

/* CHART  */
.chart-card { background: var(--card); border: 1.5px solid var(--border); border-radius: 12px; padding: 1.4rem 1.6rem; margin-bottom: 2rem; }
.chart-card h4 { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: 1.2rem; }
.chart-wrap { position: relative; width: 100%; overflow-x: auto; }
canvas { display: block; }

/* PERF CARDS */
.perf-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.perf-card { background: var(--card); border: 1.5px solid var(--border); border-radius: 12px; padding: 1.2rem 1.4rem; }
.perf-card .label { font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: .5rem; }
.perf-card .val { font-family: 'Bebas Neue', sans-serif; font-size: 1.6rem; line-height: 1; margin-bottom: .3rem; }
.perf-card .sub { font-size: .8rem; color: var(--muted); }
.perf-card.good .val { color: var(--green); }
.perf-card.warn .val { color: var(--yellow); }
.perf-card.bad .val { color: var(--red); }

/*  VS ROW */
.vs-row { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2rem; }
.vs-card { flex: 1; min-width: 180px; background: var(--card); border: 1.5px solid var(--border); border-radius: 12px; padding: 1.2rem; }
.vs-card .vs-title { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; margin-bottom: .6rem; }
.vs-card .vs-val { font-family: 'Bebas Neue', sans-serif; font-size: 1.8rem; line-height: 1; }
.vs-card .vs-diff { font-size: .8rem; margin-top: .3rem; font-weight: 600; }
.vs-diff.up { color: var(--green); }
.vs-diff.down { color: var(--red); }
.vs-diff.eq { color: var(--muted); }

/* RESPONSIVE */
@media (max-width: 700px) {
  header { padding: 1rem; }
  .logo { font-size: 1.4rem; }
  nav { padding: 0 .5rem; overflow-x: auto; }
  .nav-btn { padding: .7rem .8rem; font-size: .78rem; }
  .page { padding: 1rem; }
  .kpi-row { grid-template-columns: 1fr 1fr; }
  .kpi { padding: .9rem 1rem; }
  .kpi-val { font-size: 1.5rem; }
  .insights-grid { grid-template-columns: 1fr; }
  .perf-grid { grid-template-columns: 1fr 1fr; }
  .vs-row { flex-direction: column; }
  .table-wrap { overflow-x: auto; }
  table { min-width: 550px; }
  .chart-card { padding: 1rem; }
  .form-grid { grid-template-columns: 1fr; }
  .form-card { padding: 1.2rem; }
  .filter-bar { gap: .4rem; }
  .sec-title { font-size: 1.1rem; }
  .modal { padding: 1.2rem; }
}