/* =============================================================
   TowerRight — Design System v1.0
   Shared CSS for all artifacts
   ============================================================= */

/* ---------- FONTS ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;1,400&display=swap');

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

/* ---------- DESIGN TOKENS ---------- */
:root {
  /* Brand */
  --primary: #0057FF;
  --primary-dark: #0040CC;
  --primary-light: #EFF6FF;
  --accent: #10B981;
  --accent-dark: #059669;

  /* Neutrals */
  --dark: #0A0E1A;
  --dark-2: #111827;
  --gray-1: #1F2937;
  --gray-2: #374151;
  --gray-3: #6B7280;
  --gray-4: #9CA3AF;
  --gray-5: #E5E7EB;
  --gray-6: #F9FAFB;
  --white: #FFFFFF;

  /* Status */
  --danger: #EF4444;
  --warning: #F59E0B;
  --success: #10B981;

  /* Spacing & Radii */
  --radius: 12px;
  --radius-lg: 20px;
  --radius-sm: 8px;
  --radius-xs: 6px;

  /* Shadows */
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.14);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
}

/* ---------- TYPOGRAPHY ---------- */
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---------- COMMON LAYOUT ---------- */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: 10px;
  font-weight: 600; font-size: .95rem;
  text-decoration: none; cursor: pointer; border: none;
  font-family: inherit; transition: all .2s;
}
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0,87,255,.3); }
.btn-ghost { background: transparent; color: var(--dark); border: 1.5px solid var(--gray-5); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-accent { background: var(--accent); color: var(--white); }
.btn-accent:hover { background: var(--accent-dark); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-sm { padding: 8px 16px; font-size: .85rem; }
.btn-full { width: 100%; justify-content: center; padding: 16px; font-size: 1rem; }
.btn-whatsapp { background: #25D366; color: var(--white); margin-top: 16px; justify-content: center; width: 100%; }
.btn-whatsapp:hover { background: #1ebe5a; }

/* ---------- BADGES / TAGS ---------- */
.section-tag {
  display: inline-block; background: var(--primary-light); color: var(--primary);
  font-size: .8rem; font-weight: 700; padding: 6px 14px;
  border-radius: 100px; letter-spacing: .05em; text-transform: uppercase;
}
.badge { display: inline-block; font-size: .72rem; font-weight: 700; padding: 4px 10px; border-radius: 100px; }
.badge-success { background: rgba(16,185,129,.1); color: var(--success); }
.badge-warning { background: rgba(245,158,11,.1); color: var(--warning); }
.badge-danger { background: rgba(239,68,68,.1); color: var(--danger); }
.badge-blue { background: var(--primary-light); color: var(--primary); }

/* ---------- SECTION HEADERS ---------- */
section { padding: 100px 0; }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 64px; }
.section-header h2 { font-size: 2.25rem; font-weight: 800; line-height: 1.2; margin: 12px 0 16px; }
.section-header p { color: var(--gray-3); font-size: 1.05rem; }

/* ---------- APP HEADER ---------- */
.header {
  background: var(--dark); padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 8px; text-decoration: none; }
.logo-icon { color: #3B82F6; font-size: 1.2rem; }
.logo-text { font-size: 1.1rem; font-weight: 900; color: white; }
.logo-text em { color: #3B82F6; font-style: normal; }
.header-tag { font-size: .75rem; color: rgba(255,255,255,.4); }
.back-link {
  color: rgba(255,255,255,.5); text-decoration: none;
  font-size: .85rem; display: flex; align-items: center; gap: 6px;
  transition: color .2s;
}
.back-link:hover { color: white; }

/* ---------- FORMS ---------- */
.form-group { margin-bottom: 20px; }
.form-label {
  font-size: .8rem; font-weight: 700; color: var(--gray-2);
  display: block; margin-bottom: 8px;
  text-transform: uppercase; letter-spacing: .04em;
}
.form-input {
  width: 100%; padding: 12px 14px;
  border: 1.5px solid var(--gray-5); border-radius: 10px;
  font-size: 1rem; font-family: inherit; color: var(--dark);
  transition: border-color .2s, box-shadow .2s; background: var(--white);
}
.form-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,87,255,.1); }
.form-input::placeholder { color: var(--gray-4); }
.form-select {
  width: 100%; padding: 12px 14px;
  border: 1.5px solid var(--gray-5); border-radius: 10px;
  font-size: .9rem; font-family: inherit; color: var(--dark);
  background: var(--white); cursor: pointer; transition: border-color .2s;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 7L11 1' stroke='%239CA3AF' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.form-select:focus { outline: none; border-color: var(--primary); }

/* ---------- CARDS ---------- */
.card {
  background: var(--white); border: 1.5px solid var(--gray-5);
  border-radius: var(--radius); padding: 24px;
  transition: border-color .2s, box-shadow .2s;
}
.card:hover { border-color: var(--primary); box-shadow: var(--shadow); }

/* ---------- TABLES ---------- */
.table-card {
  background: white; border: 1.5px solid var(--gray-5);
  border-radius: 14px; overflow: hidden;
}
table { width: 100%; border-collapse: collapse; }
thead th {
  text-align: left; font-size: .68rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .06em; color: var(--gray-3);
  padding: 10px 16px; background: var(--gray-6);
  border-bottom: 1px solid var(--gray-5);
}
tbody tr { transition: background .15s; }
tbody tr:hover { background: var(--gray-6); }
tbody td { padding: 13px 16px; border-bottom: 1px solid var(--gray-5); font-size: .84rem; color: var(--gray-1); }
tbody tr:last-child td { border-bottom: none; }

/* ---------- CONTROLS BAR (for documents) ---------- */
.controls {
  background: var(--dark); padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.controls-logo { color: white; font-size: 1rem; font-weight: 900; display: flex; align-items: center; gap: 8px; }
.controls-logo em { color: #3B82F6; font-style: normal; }
.controls-tag { font-size: .75rem; color: rgba(255,255,255,.4); }
.btn-ctrl {
  padding: 8px 18px; border-radius: 8px; font-size: .82rem;
  font-weight: 700; cursor: pointer; font-family: inherit;
  border: none; transition: all .2s;
}
.btn-print { background: var(--primary); color: white; }
.btn-print:hover { background: var(--primary-dark); }

/* ---------- DOCUMENT A4 PAGE ---------- */
.page-wrap { padding: 32px; display: flex; flex-direction: column; align-items: center; gap: 32px; }
.page-a4 {
  width: 794px; background: white;
  box-shadow: 0 8px 32px rgba(0,0,0,.2);
  padding: 72px 80px 80px;
  font-family: 'EB Garamond', Georgia, serif;
  font-size: 12.5pt; line-height: 1.75; color: #111;
}
.doc-header { text-align: center; margin-bottom: 36px; padding-bottom: 20px; border-bottom: 2px solid var(--primary); }
.doc-logo { font-family: 'Inter', sans-serif; font-size: 18pt; font-weight: 900; color: var(--primary); letter-spacing: -.02em; }
.doc-subtitle { font-family: 'Inter', sans-serif; font-size: 8pt; color: var(--gray-3); font-weight: 500; letter-spacing: .1em; text-transform: uppercase; margin-top: 4px; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  section { padding: 60px 0; }
  .section-header h2 { font-size: 1.75rem; }
  .btn-lg { padding: 14px 24px; }
  .page-a4 { width: 100%; padding: 40px 32px; }
}

@media (max-width: 480px) {
  .section-header h2 { font-size: 1.5rem; }
}

/* ---------- UTILITIES ---------- */
.text-center { text-align: center; }
.text-sm { font-size: .85rem; }
.text-xs { font-size: .75rem; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }