@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ── Reset & Variables ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --navy: #32509F; --navy-dark: #1a2d6b; --navy-light: #4A6BC5;
  --orange: #F77F00; --orange-hover: #d96c00; --orange-light: #FFF3E0;
  --tint: #DDE6FF; --tint-light: #EEF2FF;
  --bg: #f0f2f7; --card: #fff; --text: #1a2d5e; --muted: #64748B;
  --green: #16a34a; --green-light: #f0fdf4; --red: #dc2626; --red-light: #fef2f2;
  --amber: #d97706; --amber-light: #fffbeb;
  --border: #e2e8f0; --radius: 14px;
  --shadow: 0 4px 24px rgba(50,80,159,.08);
  --shadow-lg: 0 12px 40px rgba(50,80,159,.12);
  --transition: all .3s cubic-bezier(.4,0,.2,1);
}

body {
  font-family: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  background: var(--bg); color: var(--text); line-height: 1.6;
  min-height: 100vh; -webkit-font-smoothing: antialiased;
}

/* ── Layout ── */
.app-container { max-width: 960px; margin: 0 auto; padding: 12px; min-height: 100vh; }
.screen { display: none; animation: fadeSlideIn .4s ease; }
.screen.active { display: block; }
@keyframes fadeSlideIn { from { opacity:0; transform:translateY(12px); } to { opacity:1; transform:translateY(0); } }

/* ── Header ── */
.app-header {
  background: linear-gradient(135deg, var(--navy), var(--navy-dark));
  color: #fff; padding: 20px 24px; border-radius: 16px 16px 0 0;
  text-align: center; position: relative;
}
.app-header .logo { height: 40px; max-width: 180px; margin-bottom: 10px; object-fit: contain; }
.app-header h1 { font-size: 20px; font-weight: 800; letter-spacing: -0.3px; }
.app-header .sub { font-size: 13px; opacity: .8; margin-top: 2px; }
.app-header .back-btn {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  color: rgba(255,255,255,.7); background: none; border: none; font-size: 22px;
  cursor: pointer; padding: 4px 8px; transition: var(--transition);
}
.app-header .back-btn:hover { color: #fff; }

/* ── Card Body ── */
.card-body {
  background: var(--card); padding: 28px 24px; border-radius: 0 0 16px 16px;
  box-shadow: var(--shadow);
}

/* ── Progress Bar ── */
.progress-bar-wrap { padding: 0 24px; background: var(--card); }
.progress-bar { height: 5px; background: var(--tint); border-radius: 4px; overflow: hidden; }
.progress-fill {
  height: 100%; border-radius: 4px;
  background: linear-gradient(90deg, var(--navy), var(--orange));
  transition: width .5s cubic-bezier(.4,0,.2,1);
}

/* ── Steps Indicator ── */
.steps-row { display: flex; gap: 0; padding: 16px 24px; background: var(--card); }
.step-item { flex: 1; text-align: center; position: relative; padding-bottom: 10px; }
.step-item::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 4px; background: var(--tint); border-radius: 4px;
}
.step-item.active::after { background: linear-gradient(90deg, var(--navy), var(--orange)); }
.step-item.done::after { background: var(--green); }
.step-num {
  width: 30px; height: 30px; border-radius: 50%; background: var(--tint);
  color: var(--navy); display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 13px; margin-bottom: 2px; transition: var(--transition);
}
.step-item.active .step-num { background: var(--navy); color: #fff; box-shadow: 0 4px 12px rgba(50,80,159,.3); }
.step-item.done .step-num { background: var(--green); color: #fff; }
.step-label { font-size: 10px; font-weight: 700; color: var(--muted); }
.step-item.active .step-label { color: var(--navy); }
.step-item.done .step-label { color: var(--green); }

/* ── Screen 1: Income Type Cards ── */
.type-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 16px; }
.type-card {
  padding: 22px 16px; border: 2px solid var(--border); border-radius: var(--radius);
  text-align: center; cursor: pointer; transition: var(--transition);
  background: var(--card); position: relative;
}
.type-card:hover { border-color: var(--navy); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.type-card.selected { border-color: var(--navy); background: var(--tint-light); }
.type-card .type-icon { font-size: 32px; display: block; margin-bottom: 8px; }
.type-card .type-name { font-size: 14px; font-weight: 700; color: var(--navy); }
.type-card .type-desc { font-size: 11px; color: var(--muted); margin-top: 4px; }

/* ── Screen 2: Upload Zone ── */
.upload-zone {
  border: 2.5px dashed var(--border); border-radius: 16px; padding: 40px 20px;
  text-align: center; cursor: pointer; transition: var(--transition);
  background: var(--tint-light); position: relative;
}
.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--navy); background: var(--tint); transform: scale(1.01);
}
.upload-icon { font-size: 44px; margin-bottom: 10px; display: block; }
.upload-title { font-size: 16px; font-weight: 800; color: var(--navy); margin-bottom: 4px; }
.upload-hint { font-size: 12px; color: var(--muted); margin-bottom: 14px; line-height: 1.6; }
.upload-guidelines {
  background: var(--amber-light); border: 1px solid #fbbf24; border-radius: 10px;
  padding: 12px 16px; text-align: left; font-size: 12px; color: #92400e;
  margin-top: 16px; line-height: 1.7;
}
.upload-guidelines strong { color: #78350f; }
.file-list { margin-top: 16px; }
.file-card {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px;
  background: var(--tint-light); border-radius: 12px; margin-bottom: 8px;
  border: 1.5px solid var(--border); transition: var(--transition);
  animation: fadeSlideIn .3s ease;
}
.file-card .file-icon { font-size: 24px; flex-shrink: 0; }
.file-card .file-info { flex: 1; min-width: 0; }
.file-card .file-name { font-size: 12px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file-card .file-meta { font-size: 11px; color: var(--muted); }
.file-remove {
  width: 26px; height: 26px; border-radius: 8px; border: none;
  background: var(--red); color: #fff; cursor: pointer; font-size: 13px;
  font-weight: 700; transition: var(--transition); flex-shrink: 0;
}
.file-remove:hover { background: #b91c1c; transform: scale(1.1); }

/* ── Screen 3: Calculator Form ── */
.pan-field {
  margin-bottom: 24px; padding: 18px 20px; background: linear-gradient(135deg, var(--tint-light) 0%, #f0f4ff 100%);
  border: 2px solid var(--navy); border-radius: 14px;
}
.pan-field label {
  display: block; font-size: 13px; font-weight: 700; color: var(--navy); margin-bottom: 4px;
}
.pan-field input {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--border);
  border-radius: 10px; font-size: 15px; font-family: inherit; font-weight: 500;
  background: var(--card); transition: var(--transition); color: var(--text);
}
.pan-field input:focus {
  outline: none; border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(50,80,159,.12);
}
.pan-field .field-hint { font-size: 11px; color: var(--muted); margin-top: 8px; }
#panNumber { text-transform: uppercase; letter-spacing: 1.5px; font-weight: 600; }
@media (max-width: 600px) {
  .pan-field > div { grid-template-columns: 1fr !important; }
}

.calc-section { margin-bottom: 24px; }
.calc-section-header {
  display: flex; align-items: center; gap: 10px; padding: 12px 16px;
  background: var(--tint-light); border-radius: 10px; cursor: pointer;
  font-size: 14px; font-weight: 800; color: var(--navy); transition: var(--transition);
  user-select: none; border: 1.5px solid var(--border);
}
.calc-section-header:hover { background: var(--tint); }
.calc-section-header .section-icon { font-size: 18px; }
.calc-section-header .section-check { margin-left: auto; color: var(--green); font-size: 14px; display: none; }
.calc-section-header.has-values .section-check { display: inline; }
.calc-section-header .toggle-arrow { margin-left: 8px; transition: var(--transition); font-size: 12px; }
.calc-section-header.collapsed .toggle-arrow { transform: rotate(-90deg); }
.calc-section-body { padding: 16px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.calc-section-body.collapsed { display: none; }
@media (max-width: 600px) { .calc-section-body { grid-template-columns: 1fr; } }

.form-group { margin-bottom: 0; }
.form-group label {
  display: flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600; color: var(--text); margin-bottom: 4px;
}
.form-group input, .form-group select {
  width: 100%; padding: 10px 12px; border: 1.5px solid var(--border);
  border-radius: 10px; font-size: 14px; transition: var(--transition);
  font-family: inherit; background: var(--card);
}
.form-group input:focus, .form-group select:focus {
  outline: none; border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(50,80,159,.12);
}
.form-group input.has-value { border-color: var(--green); background: var(--green-light); }
.form-group .field-hint { font-size: 11px; color: var(--muted); margin-top: 2px; }

/* Info tooltips */
.info-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px; border-radius: 50%; background: var(--navy);
  color: #fff; font-size: 10px; font-weight: 700; border: none; cursor: pointer;
  flex-shrink: 0; line-height: 1;
}
.tooltip-wrap { position: relative; display: inline-flex; }
.tooltip-text {
  display: none; position: absolute; bottom: calc(100% + 8px); left: 50%;
  transform: translateX(-50%); background: var(--navy-dark); color: #fff;
  padding: 10px 14px; border-radius: 10px; font-size: 11px; font-weight: 400;
  width: 260px; z-index: 100; line-height: 1.6; box-shadow: 0 8px 24px rgba(0,0,0,.2);
}
.tooltip-text::after {
  content: ''; position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  border: 6px solid transparent; border-top-color: var(--navy-dark);
}
.tooltip-wrap:hover .tooltip-text, .tooltip-wrap:focus-within .tooltip-text { display: block; }

/* Buttons */
.btn-row { margin-top: 20px; display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 10px; padding: 14px 24px;
  border: none; border-radius: 12px; font-size: 15px; font-weight: 700;
  cursor: pointer; font-family: inherit; transition: var(--transition);
  text-decoration: none; line-height: 1.3;
}
.btn-primary {
  background: var(--navy); color: #fff;
  box-shadow: 0 4px 16px rgba(50,80,159,.25);
}
.btn-primary:hover { background: var(--navy-dark); transform: translateY(-2px); }
.btn-outline {
  background: transparent; color: var(--navy); border: 2px solid var(--border);
}
.btn-outline:hover { border-color: var(--navy); background: var(--tint-light); }



/* ── Screen 4: Processing ── */
.processing-screen { text-align: center; padding: 48px 20px; }
.processing-spinner {
  width: 64px; height: 64px; border: 5px solid var(--tint);
  border-top-color: var(--navy); border-radius: 50%;
  animation: spin 1s linear infinite; margin: 0 auto 24px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.processing-step {
  font-size: 14px; font-weight: 600; color: var(--navy); margin-bottom: 8px;
  transition: var(--transition);
}
.processing-steps { margin-top: 24px; }
.processing-steps .p-step {
  display: flex; align-items: center; gap: 10px; padding: 8px 0;
  font-size: 13px; color: var(--muted); transition: var(--transition);
}
.processing-steps .p-step.active { color: var(--navy); font-weight: 700; }
.processing-steps .p-step.done { color: var(--green); }
.processing-steps .p-step .p-icon { width: 20px; text-align: center; }

/* ── Screen 5: WhatsApp Gate ── */
.gate-screen { text-align: center; padding: 20px 0; }
.gate-title { font-size: 22px; font-weight: 900; color: var(--navy); margin-bottom: 4px; }
.gate-subtitle { font-size: 14px; color: var(--muted); margin-bottom: 24px; }

/* Blurred Report Preview */
.blurred-report-wrap {
  position: relative; border-radius: 16px; overflow: hidden;
  margin-bottom: 24px; box-shadow: var(--shadow-lg);
  border: 2px solid var(--border);
}
.blurred-report {
  padding: 20px; background: #fff; filter: blur(5px); user-select: none;
  pointer-events: none;
}
.report-header-mini { text-align: center; padding-bottom: 12px; border-bottom: 1px solid var(--border); margin-bottom: 14px; }
.report-regime-table {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  padding: 14px 0; margin-bottom: 10px;
}
.regime-col { text-align: center; flex: 1; }
.regime-label { font-size: 11px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 4px; }
.regime-tax { font-size: 20px; font-weight: 900; color: var(--navy); }
.regime-vs { font-size: 12px; font-weight: 800; color: var(--muted); padding: 4px 10px; background: var(--tint); border-radius: 8px; }
.report-verdict {
  text-align: center; padding: 10px 16px; background: var(--green-light);
  border-radius: 10px; font-size: 13px; font-weight: 800; color: var(--green);
  margin-bottom: 14px;
}
.report-findings-preview { padding: 0 4px; }
.finding-row {
  display: flex; align-items: center; gap: 8px; padding: 6px 0;
  font-size: 12px; color: var(--text); border-bottom: 1px solid var(--tint);
}
.f-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.f-dot.risk { background: var(--red); }
.f-dot.opp { background: var(--amber); }
.f-dot.good { background: var(--green); }

/* Frosted Glass Overlay */
.blur-overlay {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.25); backdrop-filter: blur(2px);
}
.blur-overlay-content { text-align: center; }
.blur-lock { font-size: 36px; margin-bottom: 6px; animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.15); } }
.blur-text { font-size: 16px; font-weight: 800; color: var(--navy); text-shadow: 0 1px 8px rgba(255,255,255,.8); }

/* Insight teaser */
.insight-teaser {
  background: var(--tint-light); border: 2px solid var(--navy);
  border-radius: var(--radius); padding: 18px 20px; margin-bottom: 24px;
  text-align: center;
}
.insight-teaser .insight-count {
  font-size: 18px; font-weight: 900; color: var(--navy); margin-bottom: 6px;
}
.insight-teaser .insight-badges { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.insight-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 12px; border-radius: 20px; font-size: 12px; font-weight: 700;
}
.insight-badge.risk { background: var(--red-light); color: var(--red); }
.insight-badge.opportunity { background: var(--amber-light); color: var(--amber); }
.insight-badge.good { background: var(--green-light); color: var(--green); }

.savings-teaser {
  font-size: 15px; font-weight: 700; color: var(--green);
  margin: 12px 0; padding: 10px 16px; background: var(--green-light);
  border-radius: 10px; display: inline-block;
}

/* WhatsApp CTA button */
.wa-cta {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  width: 100%; max-width: 360px; margin: 20px auto 10px; padding: 16px 28px;
  background: #25D366; color: #fff; border: none; border-radius: 14px;
  font-size: 17px; font-weight: 800; cursor: pointer; font-family: inherit;
  transition: var(--transition); text-decoration: none;
  box-shadow: 0 6px 24px rgba(37,211,102,.3);
}
.wa-cta:hover { background: #1ebe57; transform: translateY(-2px); box-shadow: 0 8px 32px rgba(37,211,102,.4); }
.wa-cta svg { width: 26px; height: 26px; fill: currentColor; flex-shrink: 0; }
.wa-cta-sub { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* Orange CTA button (lead gate) */
.btn-orange {
  display: flex; align-items: center; gap: 12px;
  background: linear-gradient(135deg, var(--orange) 0%, #e06b00 100%);
  color: #fff; border: none; border-radius: 14px;
  font-size: 17px; font-weight: 800; cursor: pointer; font-family: inherit;
  transition: var(--transition); text-decoration: none;
  box-shadow: 0 6px 24px rgba(247,127,0,.3);
}
.btn-orange:hover:not(:disabled) { background: linear-gradient(135deg, #e06b00 0%, #c55d00 100%); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(247,127,0,.4); }
.btn-orange:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* Email fallback */
.email-fallback {
  margin-top: 20px; font-size: 13px; color: var(--muted);
}
.email-fallback a { color: var(--navy); font-weight: 600; cursor: pointer; }
.email-form {
  display: none; margin-top: 12px;
  max-width: 360px; margin-left: auto; margin-right: auto;
}
.email-form.visible { display: flex; gap: 8px; }
.email-form input { flex: 1; padding: 10px 14px; border: 1.5px solid var(--border); border-radius: 10px; font-size: 13px; }
.email-form button {
  padding: 10px 20px; background: var(--navy); color: #fff; border: none;
  border-radius: 10px; font-size: 13px; font-weight: 700; cursor: pointer;
}

/* ── Buttons ── */
.btn {
  padding: 13px 28px; border: none; border-radius: 12px; font-size: 15px;
  font-weight: 700; cursor: pointer; transition: var(--transition); font-family: inherit;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--navy-dark); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(50,80,159,.25); }
.btn-orange { background: var(--orange); color: #fff; }
.btn-orange:hover { background: var(--orange-hover); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(247,127,0,.3); }
.btn-outline { background: #fff; color: var(--navy); border: 2px solid var(--navy); }
.btn-outline:hover { background: var(--tint-light); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; }
.btn-row { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }

/* ── Toast ── */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  padding: 12px 24px; border-radius: 12px; font-size: 14px; font-weight: 600;
  color: #fff; z-index: 1000; animation: toastIn .3s ease;
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
}
.toast.success { background: var(--green); }
.toast.error { background: var(--red); }
.toast.info { background: var(--navy); }
@keyframes toastIn { from { opacity:0; transform: translateX(-50%) translateY(12px); } to { opacity:1; transform: translateX(-50%) translateY(0); } }

/* ── Popup/Modal ── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 900;
  display: none; align-items: center; justify-content: center; padding: 20px;
  backdrop-filter: blur(4px);
}
.modal-overlay.active { display: flex; }
.modal-box {
  background: var(--card); border-radius: 20px; padding: 28px 24px;
  max-width: 420px; width: 100%; box-shadow: var(--shadow-lg);
  text-align: center; animation: fadeSlideIn .3s ease;
}
.modal-box .modal-icon { font-size: 44px; margin-bottom: 12px; }
.modal-box h3 { font-size: 18px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.modal-box p { font-size: 13px; color: var(--muted); line-height: 1.6; margin-bottom: 20px; }

/* ── Responsive ── */
@media (max-width: 600px) {
  .app-container { padding: 0; }
  .app-header { border-radius: 0; padding: 16px 20px; }
  .app-header h1 { font-size: 17px; }
  .card-body { padding: 20px 16px; border-radius: 0; }
  .type-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .type-card { padding: 16px 12px; }
  .type-card .type-icon { font-size: 28px; }
  .type-card .type-name { font-size: 13px; }
  .calc-section-body { grid-template-columns: 1fr; }
  .skeleton-grid { grid-template-columns: 1fr; }
  .btn-row { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .wa-cta { max-width: 100%; }
  .steps-row { padding: 12px 16px; }
  .progress-bar-wrap { padding: 0 16px; }
}