@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

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

:root {
  --bg:           #07070f;
  --surface:      #0f1117;
  --surface2:     #151b28;
  --border:       #1c2333;
  --border-act:   #2d3a55;
  --accent:       #6366f1;
  --accent-light: #818cf8;
  --accent-glow:  rgba(99,102,241,0.2);
  --text:         #e8eaf0;
  --text-dim:     #94a3b8;
  --text-muted:   #4e5a72;
  --success:      #10b981;
  --danger:       #f43f5e;
  --warning:      #f59e0b;
  color-scheme: dark;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ─── LOGIN ─────────────────────────────────────────── */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at 50% 0%, rgba(99,102,241,.1) 0%, transparent 55%);
}

.login-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 44px 40px;
  width: 360px;
  box-shadow: 0 32px 80px rgba(0,0,0,.6), inset 0 1px 0 rgba(255,255,255,.04);
}

.login-box h1 {
  text-align: center;
  margin-bottom: 32px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-box form { display: flex; flex-direction: column; gap: 12px; }

/* ─── INPUTS ─────────────────────────────────────────── */
input, select, textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 14px;
  font-size: 14px;
  font-family: inherit;
  width: 100%;
  transition: border-color .15s, box-shadow .15s;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

input::placeholder, textarea::placeholder { color: var(--text-muted); }

/* Date picker calendar icon visible on dark bg */
input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.7);
  cursor: pointer;
  opacity: .6;
  transition: opacity .15s;
}
input[type="date"]::-webkit-calendar-picker-indicator:hover { opacity: 1; }

/* ─── BUTTONS ─────────────────────────────────────────── */
button, .btn {
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: opacity .15s, transform .1s, box-shadow .15s;
  box-shadow: 0 4px 14px rgba(99,102,241,.35);
}

button:hover, .btn:hover {
  opacity: .88;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99,102,241,.45);
}

button:active, .btn:active { transform: translateY(0); opacity: 1; }

.btn-secondary {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  box-shadow: none;
}

.btn-secondary:hover {
  background: var(--border);
  border-color: var(--border-act);
  color: var(--text);
  box-shadow: none;
  transform: none;
  opacity: 1;
}

/* ─── UTILS ─────────────────────────────────────────── */
.hidden { display: none !important; }
.error { color: var(--danger); font-size: 13px; }
.text-muted { color: var(--text-muted); }

/* ─── NAV ────────────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7,7,15,.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 52px;
  display: flex;
  align-items: center;
  gap: 4px;
}

nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 6px;
  transition: color .15s, background .15s;
}

nav a:hover { color: var(--text-dim); background: rgba(255,255,255,.04); }
nav a.active { color: var(--text); background: var(--surface2); }

nav .logo {
  font-weight: 700;
  font-size: 15px;
  margin-right: 16px;
  letter-spacing: -0.4px;
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

nav .user-name { font-size: 12px; color: var(--text-muted); margin-left: auto; }

/* ─── CARDS ──────────────────────────────────────────── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  padding: 20px 24px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px 20px;
  position: relative;
  overflow: hidden;
  transition: border-color .2s, transform .2s;
}

.card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  opacity: 0;
  transition: opacity .2s;
}

.card:hover { border-color: var(--border-act); transform: translateY(-1px); }
.card:hover::after { opacity: 1; }

.card .number {
  font-size: 34px;
  font-weight: 700;
  color: var(--accent-light);
  letter-spacing: -1.5px;
  line-height: 1;
}

.card .label {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 8px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ─── TABLE ──────────────────────────────────────────── */
table { width: 100%; border-collapse: collapse; font-size: 14px; }

th {
  text-align: left;
  padding: 9px 16px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .6px;
}

td { padding: 11px 16px; border-bottom: 1px solid rgba(255,255,255,.035); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,.02); }

/* ─── PASTE AREA ─────────────────────────────────────── */
.paste-area {
  border: 2px dashed var(--border-act);
  border-radius: 12px;
  padding: 28px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  min-height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  cursor: pointer;
  transition: border-color .2s, background .2s, box-shadow .2s;
  background: var(--surface2);
}

.paste-area:hover { border-color: var(--accent); }

.paste-area.active, .paste-area:focus-within {
  border-color: var(--accent);
  background: rgba(99,102,241,.06);
  box-shadow: 0 0 0 3px var(--accent-glow);
  outline: none;
}

.paste-area img { max-height: 200px; max-width: 100%; border-radius: 8px; display: none; }
.paste-area.small { min-height: 90px; padding: 16px; }
.paste-area.small img { max-height: 120px; }

/* ─── CREATIVE GRID ──────────────────────────────────── */
.creatives-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  padding: 24px;
}

.creative-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}

.creative-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0,0,0,.5), 0 0 0 1px rgba(99,102,241,.25);
}

.creative-card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.creative-card img { width: 100%; height: 140px; object-fit: cover; display: block; }
.creative-card .info { padding: 10px 12px; }
.creative-card .headline { font-size: 12px; line-height: 1.45; margin-bottom: 7px; color: var(--text); }
.creative-card .meta { font-size: 11px; color: var(--text-muted); display: flex; gap: 5px; flex-wrap: wrap; }

.active-badge {
  display: inline-block;
  background: rgba(16,185,129,.12);
  color: var(--success);
  border: 1px solid rgba(16,185,129,.3);
  border-radius: 20px;
  padding: 2px 9px;
  font-size: 11px;
  font-weight: 600;
}

/* ─── MODAL ──────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  width: 600px;
  max-width: 95vw;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 40px 100px rgba(0,0,0,.7);
}

.modal h2 { margin-bottom: 20px; font-size: 17px; font-weight: 600; }

.modal-close {
  float: right;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  padding: 4px 10px;
  border-radius: 6px;
  box-shadow: none;
  transform: none;
  transition: color .15s, background .15s;
  line-height: 1.6;
}

.modal-close:hover {
  color: var(--text);
  background: var(--border);
  transform: none;
  box-shadow: none;
  opacity: 1;
}

/* ─── FORM ───────────────────────────────────────────── */
.form-page { max-width: 720px; margin: 28px auto; padding: 0 24px 40px; }
.form-page h2 { margin-bottom: 24px; font-size: 20px; font-weight: 700; letter-spacing: -0.3px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 7px; font-weight: 500; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-actions { display: flex; gap: 12px; margin-top: 28px; }

/* ─── DASHBOARD ──────────────────────────────────────── */
.date-filter {
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.date-filter button {
  padding: 7px 16px;
  font-size: 13px;
  box-shadow: none;
  flex-shrink: 0;
}

.date-filter button:hover { transform: none; box-shadow: none; opacity: .85; }
.date-filter input[type="date"] { width: auto; min-width: 160px; }

.section { padding: 24px; }
.section h3 { margin-bottom: 16px; font-size: 15px; font-weight: 600; letter-spacing: -.2px; }

/* ─── SCROLLBAR ──────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-act); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ─── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .creatives-grid { grid-template-columns: repeat(2, 1fr); }
}