/* ==========================================================================
   AMANI BANK x IKHTIAR UMRAH - ULTRA CLEAN & MODERN MOBILE DESIGN SYSTEM
   Prinsip: Minimalist, Airy Layout, Clean Card Surfaces, Precise Typography
   ========================================================================== */

:root {
  /* Amani Bank Color Palette */
  --primary-dark-blue: #0D4B8A;       /* Header box login, sidebar, text utama, card berbayar/aktif */
  --primary-dark-blue-hover: #083868;
  --secondary-light-blue: #26B9F3;    /* Tombol aksi utama, hover states, accent lines, text kecil info */
  --secondary-light-blue-hover: #19a5db;
  --secondary-light-blue-soft: rgba(38, 185, 243, 0.09);
  --background-soft-blue: #F4F9FD;    /* Background utama aplikasi, input field, card pasif */
  
  --text-dark: #1A2B49;               /* Label form, nominal angka besar pada dashboard */
  --text-dark-secondary: #333333;     /* Body text */
  --text-muted: #8A9AA8;              /* Sub-text, keterangan copyright footer, deskripsi detail */
  --text-white: #FFFFFF;

  --surface-card: #FFFFFF;
  --border-subtle: #E3EDF6;
  --border-focus: #26B9F3;

  /* Modern Radius & Shadows (Prinsip Clean Design) */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-pill: 9999px;

  --shadow-clean-xs: 0 1px 2px rgba(13, 75, 138, 0.04);
  --shadow-clean-sm: 0 2px 8px rgba(13, 75, 138, 0.05);
  --shadow-clean-card: 0 4px 18px rgba(13, 75, 138, 0.06);
  --shadow-clean-hover: 0 8px 24px rgba(13, 75, 138, 0.1);
  --shadow-blue-glow: 0 6px 20px rgba(38, 185, 243, 0.28);
  --shadow-dark-card: 0 12px 28px rgba(13, 75, 138, 0.22);

  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Resets */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  background-color: #08284d;
  font-family: 'Montserrat', 'Poppins', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-dark-secondary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Desktop Centering & Modern Mockup Frame */
.app-viewport {
  width: 100%;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background: radial-gradient(circle at 50% 0%, #0d4b8a 0%, #05182e 100%);
}

.mobile-device {
  width: 100%;
  max-width: 460px;
  min-height: 100vh;
  background-color: var(--background-soft-blue);
  position: relative;
  display: flex;
  flex-direction: column;
  box-shadow: 0 30px 70px -15px rgba(0, 0, 0, 0.65), 0 0 0 1px rgba(255, 255, 255, 0.12);
  overflow-x: hidden;
}

@media (min-width: 480px) {
  .app-viewport {
    padding: 24px 0;
  }
  .mobile-device {
    min-height: 900px;
    height: 92vh;
    max-height: 940px;
    border-radius: 36px;
    overflow: hidden;
  }
}

/* Header Component (Clean & Sharp) */
.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: var(--primary-dark-blue);
  color: var(--text-white);
  padding: 15px 18px 12px;
  box-shadow: 0 4px 20px rgba(13, 75, 138, 0.2);
  border-bottom: 2px solid var(--secondary-light-blue);
}

.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo-img {
  height: 27px;
  object-fit: contain;
  background: #ffffff;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.header-action-btn {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-pill);
  color: #fff;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.header-action-btn:hover {
  background: var(--secondary-light-blue);
  border-color: var(--secondary-light-blue);
  color: #fff;
}

.header-regulator-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0, 0, 0, 0.18);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  font-size: 10.5px;
  color: #d1ecfb;
}

.regulator-tags {
  display: flex;
  gap: 10px;
  font-weight: 600;
}

.regulator-tags span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.regulator-tags span::before {
  content: "✓";
  color: var(--secondary-light-blue);
  font-weight: bold;
}

/* App Scrollable Content Area */
.app-content {
  flex: 1;
  overflow-y: auto;
  padding-bottom: 96px;
  scroll-behavior: smooth;
}

/* Tab Screens */
.tab-screen {
  display: none;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.24s ease, transform 0.24s ease;
}

.tab-screen.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Hero Section (Clean Deep Blue with Subtle Ambient Accent) */
.hero-card {
  margin: 16px 16px 18px;
  background: linear-gradient(135deg, var(--primary-dark-blue) 0%, #083460 100%);
  border-radius: var(--radius-lg);
  color: #ffffff;
  padding: 22px 20px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-dark-card);
  border: 1px solid rgba(38, 185, 243, 0.18);
}

.hero-card::after {
  content: "";
  position: absolute;
  top: -40px;
  right: -30px;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(38, 185, 243, 0.22) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(38, 185, 243, 0.15);
  border: 1px solid var(--secondary-light-blue);
  color: var(--secondary-light-blue);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 12px;
}

.hero-title {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 8px;
  color: #ffffff;
}

.hero-title span {
  color: var(--secondary-light-blue);
}

.hero-desc {
  font-size: 12.5px;
  color: #dceaf7;
  line-height: 1.55;
  margin-bottom: 18px;
}

.hero-cta-group {
  display: flex;
  gap: 10px;
}

/* Buttons (Modern & Clean) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  text-decoration: none;
  text-align: center;
  font-family: inherit;
}

.btn-amani-primary {
  background-color: var(--secondary-light-blue);
  color: #ffffff;
  box-shadow: var(--shadow-blue-glow);
}

.btn-amani-primary:hover, .btn-amani-primary:active {
  background-color: var(--secondary-light-blue-hover);
  transform: translateY(-1px);
}

.btn-amani-dark {
  background-color: var(--primary-dark-blue);
  color: #ffffff;
  box-shadow: var(--shadow-clean-card);
}

.btn-amani-dark:hover, .btn-amani-dark:active {
  background-color: var(--primary-dark-blue-hover);
  transform: translateY(-1px);
}

.btn-outline-white {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.2);
}

.btn-block {
  width: 100%;
}

/* Quick Nav / Action Grid (Clean Surface) */
.quick-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 0 16px 20px;
}

.quick-item {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-clean-xs);
}

.quick-item:hover, .quick-item:active {
  transform: translateY(-2px);
  border-color: var(--secondary-light-blue);
  box-shadow: var(--shadow-clean-card);
}

.quick-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  margin-bottom: 6px;
}

.quick-icon.blue {
  background: #eaf6fc;
  color: var(--primary-dark-blue);
}
.quick-icon.light-blue {
  background: #f0faff;
  color: var(--secondary-light-blue);
}
.quick-icon.navy {
  background: #eaf0f7;
  color: var(--primary-dark-blue);
}

.quick-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.2;
}

/* Section Headings */
.app-section {
  margin: 0 16px 22px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.section-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--primary-dark-blue);
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title::before {
  content: "";
  display: inline-block;
  width: 3.5px;
  height: 14px;
  background: var(--secondary-light-blue);
  border-radius: 2px;
}

.section-link {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--secondary-light-blue);
  text-decoration: none;
  cursor: pointer;
}

/* 4 Pasti Card Section */
.pasti-pills-wrap {
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-clean-sm);
}

.pasti-header {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--primary-dark-blue);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.pasti-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.pasti-card {
  background: var(--background-soft-blue);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pasti-icon {
  font-size: 18px;
}

.pasti-card h4 {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary-dark-blue);
}

.pasti-card p {
  font-size: 10px;
  color: var(--text-muted);
  line-height: 1.25;
}

/* Benefit Cards List (Clean Modern Borders) */
.benefit-card {
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 12px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-clean-xs);
  position: relative;
  overflow: hidden;
  transition: var(--transition-fast);
}

.benefit-card:hover {
  border-color: var(--secondary-light-blue);
  box-shadow: var(--shadow-clean-hover);
}

.benefit-tag-pill {
  display: inline-block;
  background: #eaf6fc;
  color: var(--primary-dark-blue);
  font-size: 10.5px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  margin-bottom: 8px;
}

.benefit-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.benefit-icon-badge {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: var(--primary-dark-blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13.5px;
  font-weight: 700;
}

.benefit-card h3 {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-dark);
}

.benefit-card p {
  font-size: 12px;
  color: var(--text-dark-secondary);
  line-height: 1.55;
}

/* Highlight Card (Santunan Duka 25 Juta) */
.benefit-card.highlight {
  background: linear-gradient(135deg, #f0faff 0%, #ffffff 100%);
  border: 1.5px solid var(--secondary-light-blue);
  box-shadow: var(--shadow-clean-sm);
}

.benefit-card.highlight .benefit-tag-pill {
  background: var(--secondary-light-blue);
  color: #ffffff;
}

/* Simulation Calculator Form */
.calc-card {
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-clean-card);
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.form-select, .form-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-subtle);
  font-size: 13.5px;
  font-family: inherit;
  color: var(--text-dark);
  background-color: var(--background-soft-blue);
  transition: var(--transition-fast);
}

.form-select:focus, .form-input:focus {
  outline: none;
  border-color: var(--border-focus);
  background-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(38, 185, 243, 0.15);
}

.pill-selector {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.pill-option {
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 6px;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  background: var(--background-soft-blue);
  color: var(--text-dark);
  transition: var(--transition-fast);
}

.pill-option.active {
  border-color: var(--primary-dark-blue);
  background: var(--primary-dark-blue);
  color: #ffffff;
}

/* Result Box */
.calc-result-box {
  background: var(--primary-dark-blue);
  border-radius: var(--radius-lg);
  padding: 18px;
  color: #ffffff;
  margin-top: 18px;
  box-shadow: var(--shadow-clean-card);
  border: 1px solid rgba(38, 185, 243, 0.25);
}

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.15);
  font-size: 12.5px;
}

.result-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.result-label {
  color: #d1e4f5;
}

.result-val {
  font-weight: 700;
  color: #ffffff;
}

.result-val.highlight-blue {
  color: var(--secondary-light-blue);
  font-size: 16px;
}

.result-val.highlight-cyan {
  color: #67e8f9;
  font-size: 13.5px;
}

/* Referral & Royalty Box */
.referral-share-card {
  background: linear-gradient(135deg, var(--primary-dark-blue) 0%, #093766 100%);
  border-radius: var(--radius-lg);
  padding: 20px;
  color: #ffffff;
  margin-bottom: 16px;
  text-align: center;
  box-shadow: var(--shadow-dark-card);
}

.ref-code-display {
  background: rgba(255, 255, 255, 0.1);
  border: 2px dashed var(--secondary-light-blue);
  border-radius: var(--radius-md);
  padding: 14px;
  margin: 14px 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--secondary-light-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.ref-copy-badge {
  background: var(--secondary-light-blue);
  color: #ffffff;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  letter-spacing: 0;
  cursor: pointer;
}

.ref-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.ref-stat-card {
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  padding: 14px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-clean-xs);
  text-align: center;
}

.ref-stat-number {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-dark-blue);
  margin-bottom: 2px;
}

.ref-stat-title {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

/* FAQ Accordion */
.faq-item {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-clean-xs);
}

.faq-question {
  padding: 14px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-dark-blue);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.faq-arrow {
  transition: transform var(--transition-fast);
  color: var(--secondary-light-blue);
  font-size: 12px;
}

.faq-item.open .faq-arrow {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 16px 14px;
  font-size: 12px;
  color: var(--text-dark-secondary);
  line-height: 1.55;
  border-top: 1px solid var(--border-subtle);
}

.faq-item.open .faq-answer {
  display: block;
}

/* Bottom Sheet Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(13, 75, 138, 0.45);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: none;
  justify-content: center;
  align-items: flex-end;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.modal-overlay.active {
  display: flex;
  opacity: 1;
}

.bottom-sheet {
  background: var(--surface-card);
  width: 100%;
  max-width: 460px;
  max-height: 88vh;
  border-radius: 24px 24px 0 0;
  padding: 24px 20px 32px;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 -10px 30px rgba(13, 75, 138, 0.15);
}

.modal-overlay.active .bottom-sheet {
  transform: translateY(0);
}

.sheet-drag-handle {
  width: 36px;
  height: 4px;
  background: #cbd5e1;
  border-radius: 2px;
  margin: -12px auto 16px;
}

.sheet-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.sheet-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-dark-blue);
}

.sheet-close-btn {
  background: var(--background-soft-blue);
  border: none;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
}

/* Stepper inside Wizard */
.step-indicator {
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
  position: relative;
}

.step-indicator::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 20px;
  right: 20px;
  height: 2px;
  background: var(--border-subtle);
  z-index: 1;
}

.step-bubble {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-pill);
  background: #fff;
  border: 2px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  position: relative;
  z-index: 2;
  transition: var(--transition-fast);
}

.step-bubble.active {
  background: var(--primary-dark-blue);
  border-color: var(--primary-dark-blue);
  color: #ffffff;
}

.step-bubble.completed {
  background: var(--secondary-light-blue);
  border-color: var(--secondary-light-blue);
  color: #ffffff;
}

/* Bottom Navigation Bar */
.bottom-nav {
  position: sticky;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-around;
  padding: 8px 10px calc(8px + env(safe-area-inset-bottom));
  box-shadow: 0 -4px 15px rgba(13, 75, 138, 0.05);
}

.nav-tab-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 10.5px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
  padding: 4px 8px;
  border-radius: var(--radius-md);
  background: none;
  border: none;
  flex: 1;
  font-family: inherit;
}

.nav-tab-item .nav-icon {
  font-size: 19px;
  transition: transform var(--transition-fast);
}

.nav-tab-item.active {
  color: var(--primary-dark-blue);
  font-weight: 700;
}

.nav-tab-item.active .nav-icon {
  transform: translateY(-2px);
  color: var(--primary-dark-blue);
}

/* Toast */
.toast-msg {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(-50px);
  background: var(--primary-dark-blue);
  color: #ffffff;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 12.5px;
  font-weight: 600;
  box-shadow: var(--shadow-clean-card);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--secondary-light-blue);
}

.toast-msg.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}