/* ── Reset & Base ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:     #0d1b2a;
  --amber:    #f4a261;
  --teal:     #2ec4b6;
  --teal-dark:#1a9383;
  --text:     #1a1a2e;
  --muted:    #8892a4;
  --bg:       #f4f4f4;
  --white:    #ffffff;
  --border:   #e5e7eb;
  --error-bg: #fef2f2;
  --error-text: #b91c1c;
  --success-bg: #f0fdf4;
  --success-text: #166534;
  --info-bg:   #eff6ff;
  --info-text:  #1d4ed8;
}

body {
  font-family: 'DM Sans', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { font-family: 'Syne', sans-serif; font-weight: 700; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ── Buttons ───────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 6px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: background 0.15s, opacity 0.15s;
  white-space: nowrap;
}

.btn:hover { opacity: 0.88; text-decoration: none; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-dark); }

.btn-outline { background: transparent; border: 2px solid var(--navy); color: var(--navy); }
.btn-outline:hover { background: var(--navy); color: #fff; }

.btn-ghost { background: transparent; color: var(--text); border: none; }
.btn-ghost:hover { background: rgba(0,0,0,0.05); }

.btn-block { width: 100%; }

.btn-lg { padding: 14px 28px; font-size: 16px; border-radius: 8px; }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-xs { padding: 4px 10px; font-size: 12px; }

/* ── Nav ───────────────────────────────────────────────────────────── */
.inst-nav {
  background: var(--navy);
  color: #fff;
  padding: 0 24px;
}

.inst-nav__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
}

.inst-nav__logo {
  font-family: 'Syne', sans-serif;
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  text-decoration: none;
}

.inst-nav__info {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  margin-left: auto;
}

.inst-nav__links { display: flex; gap: 8px; margin-left: 16px; }
.inst-nav__links .btn-ghost { color: rgba(255,255,255,0.85); }
.inst-nav__links .btn-primary { background: var(--amber); color: var(--navy); }

.inst-nav--dashboard .inst-nav__inner { padding: 12px 0; }
.inst-nav--dashboard .inst-nav__info { font-size: 13px; color: rgba(255,255,255,0.6); }

/* ── Hero (landing) ────────────────────────────────────────────────── */
.hero {
  background: var(--navy);
  color: #fff;
  text-align: center;
  padding: 80px 24px;
}

.hero__badge {
  display: inline-block;
  background: rgba(244,162,97,0.15);
  border: 1px solid var(--amber);
  color: var(--amber);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero__title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(36px, 6vw, 60px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: 18px;
  color: rgba(255,255,255,0.75);
  max-width: 540px;
  margin: 0 auto 32px;
  line-height: 1.6;
}

.hero__actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ── Features ──────────────────────────────────────────────────────── */
.features { padding: 72px 24px; background: var(--white); }

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  max-width: 1100px;
  margin: 0 auto;
}

.feature-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
}

.feature-card__icon { font-size: 32px; margin-bottom: 16px; }
.feature-card h3 { font-size: 17px; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--muted); line-height: 1.6; }

/* ── Stats ─────────────────────────────────────────────────────────── */
.stats {
  background: var(--navy);
  padding: 56px 24px;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.stat__value {
  font-family: 'Syne', sans-serif;
  font-size: 40px;
  font-weight: 800;
  color: var(--amber);
  margin-bottom: 4px;
}

.stat__label { font-size: 14px; color: rgba(255,255,255,0.7); }

/* ── How It Works ─────────────────────────────────────────────────── */
.how-it-works { padding: 72px 24px; }

.section-title {
  font-family: 'Syne', sans-serif;
  font-size: 32px;
  text-align: center;
  margin-bottom: 48px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}

.step {
  text-align: center;
  padding: 24px;
}

.step__number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.step h3 { font-size: 16px; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--muted); line-height: 1.6; }

/* ── Pricing ───────────────────────────────────────────────────────── */
.pricing { padding: 72px 24px; background: var(--bg); }

.pricing-card {
  max-width: 400px;
  margin: 0 auto;
  background: var(--white);
  border: 2px solid var(--teal);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.pricing-card__price {
  font-family: 'Syne', sans-serif;
  font-size: 64px;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}

.pricing-card__period { font-size: 16px; color: var(--muted); margin-bottom: 24px; }

.pricing-card__features {
  list-style: none;
  text-align: left;
  font-size: 15px;
  color: var(--text);
  margin: 24px 0;
}

.pricing-card__features li { padding: 8px 0; border-bottom: 1px solid var(--border); }
.pricing-card__features li:last-child { border-bottom: none; }

.pricing-card__note { font-size: 13px; color: var(--muted); margin-top: 12px; }

/* ── CTA Band ──────────────────────────────────────────────────────── */
.cta-band {
  background: var(--teal);
  color: #fff;
  padding: 64px 24px;
  text-align: center;
}

.cta-band h2 { font-size: 28px; margin-bottom: 8px; }
.cta-band p { font-size: 16px; opacity: 0.85; margin-bottom: 24px; }
.cta-band .btn-primary { background: var(--navy); color: #fff; }

/* ── Footer ────────────────────────────────────────────────────────── */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.5);
  padding: 24px;
  text-align: center;
  font-size: 13px;
}

.footer a { color: rgba(255,255,255,0.6); }

/* ── Auth Pages ────────────────────────────────────────────────────── */
.auth-page {
  min-height: calc(100vh - 70px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

.auth-card {
  background: var(--white);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}

.auth-card__header { margin-bottom: 28px; text-align: center; }
.auth-card__header h1 { font-size: 24px; margin-bottom: 6px; color: var(--navy); }
.auth-card__header p { font-size: 14px; color: var(--muted); }

.auth-form { display: flex; flex-direction: column; gap: 20px; }

.auth-card__footer { text-align: center; font-size: 14px; color: var(--muted); margin-top: 20px; }

/* ── Form Elements ────────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 13px; font-weight: 600; color: var(--text); }

.form-group input {
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  color: var(--text);
  background: var(--white);
  transition: border-color 0.15s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--teal);
}

.form-hint { font-size: 12px; color: var(--muted); }

/* ── Alerts ────────────────────────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 4px;
}

.alert-error { background: var(--error-bg); color: var(--error-text); border: 1px solid #fca5a5; }
.alert-success { background: var(--success-bg); color: var(--success-text); border: 1px solid #bbf7d0; }
.alert-info { background: var(--info-bg); color: var(--info-text); border: 1px solid #93c5fd; }

/* ── Dashboard ─────────────────────────────────────────────────────── */
.dashboard {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 24px;
}

.dashboard__header { margin-bottom: 32px; }
.dashboard__title { font-size: 28px; color: var(--navy); margin-bottom: 4px; }
.dashboard__meta { font-size: 14px; color: var(--muted); }

/* ── Tabs ──────────────────────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 28px;
  border-bottom: 2px solid var(--border);
}

.tab {
  padding: 10px 20px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color 0.15s;
}

.tab.active { color: var(--teal); border-bottom-color: var(--teal); }

/* ── Zip Section ───────────────────────────────────────────────────── */
.zip-section {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 24px;
  margin-bottom: 28px;
}

.zip-section__header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.zip-section__header h3 { font-size: 15px; color: var(--navy); }

.zip-codes { font-size: 14px; color: var(--text); font-family: 'DM Sans', monospace; }

.zip-form { flex-direction: column; gap: 12px; align-items: flex-start; }
.zip-form__actions { display: flex; gap: 8px; }

.zip-input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
}

.zip-input:focus { outline: none; border-color: var(--teal); }

/* ── Lead Cards ────────────────────────────────────────────────────── */
.leads-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.lead-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.lead-card--available { border-color: var(--amber); background: #fffdf8; }

.lead-card__header { display: flex; justify-content: space-between; align-items: center; }

.lead-card__zip {
  font-family: 'Syne', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
}

.lead-card__price {
  font-size: 14px;
  font-weight: 700;
  color: var(--teal);
  background: rgba(46,196,182,0.1);
  padding: 3px 10px;
  border-radius: 4px;
}

.lead-card__name { font-family: 'Syne', sans-serif; font-size: 16px; font-weight: 700; color: var(--navy); }

.lead-card__bill { font-size: 14px; color: var(--text); }
.lead-card__meta { font-size: 12px; color: var(--muted); }

.lead-card--purchased { border-color: var(--teal); }
.lead-card__badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--teal-dark);
  background: rgba(46,196,182,0.1);
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.lead-card__contact { font-size: 14px; color: var(--text); }
.lead-card__contact a { color: var(--teal); }
.lead-card__contact div { padding: 3px 0; }

.lead-card__details {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}

/* ── Empty State ────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  background: var(--white);
  border: 1.5px dashed var(--border);
  border-radius: 12px;
  color: var(--muted);
}

.empty-state p { font-size: 15px; margin-bottom: 8px; }

/* ── Responsive ────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .hero__title { font-size: 32px; }
  .hero__actions { flex-direction: column; align-items: center; }
  .auth-card { padding: 28px 20px; }
  .leads-grid { grid-template-columns: 1fr; }
}