/* ============================================================
   BUKUGEMBOK DESIGN SYSTEM
   High-contrast, OLED-friendly, fat-finger, sunlight-legible.
   ============================================================ */

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

:root {
  --black: #000000;
  --white: #FFFFFF;
  --green: #00E676;
  --green-dim: #00c764;
  --red: #FF1744;
  --red-dim: #d50032;
  --blue: #2979FF;
  --blue-dim: #1565C0;
  --yellow: #FFFF00;
  --gray: #333333;
  --gray-light: #AAAAAA;
  --gray-surface: #111111;
  --gray-card: #1A1A1A;

  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --gap: 16px;
  --gap-lg: 24px;
  --transition: 0.2s ease;
}

html {
  font-size: 17px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--black);
  color: var(--white);
  line-height: 1.55;
  overflow-x: hidden;
  min-height: 100dvh;
}

a { color: var(--green); text-decoration: none; }
a:active { opacity: 0.7; }

img { max-width: 100%; height: auto; display: block; }

input, button, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
  color: inherit;
}

/* --- Typography --- */
.text-xs  { font-size: 0.8rem; }
.text-sm  { font-size: 0.9rem; }
.text-base { font-size: 1rem; }
.text-lg  { font-size: 1.25rem; }
.text-xl  { font-size: 1.5rem; }
.text-2xl { font-size: 2rem; }
.text-dim { color: var(--gray-light); }
.text-green { color: var(--green); }
.text-red { color: var(--red); }
.text-yellow { color: var(--yellow); }
.text-center { text-align: center; }
.text-bold { font-weight: 700; }

/* --- Layout --- */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-center { justify-content: center; align-items: center; }
.flex-between { justify-content: space-between; align-items: center; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.gap { gap: var(--gap); }
.gap-lg { gap: var(--gap-lg); }
.gap-sm { gap: 8px; }
.w-full { width: 100%; }
.p-page { padding: 20px; }
.mt-auto { margin-top: auto; }

/* --- Buttons --- */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 72px;
  padding: 16px 24px;
  border-radius: var(--radius);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform var(--transition), opacity var(--transition);
  user-select: none;
  -webkit-user-select: none;
  text-align: center;
  width: 100%;
}

.btn:active {
  transform: scale(0.96);
  opacity: 0.85;
}

.btn-green  { background: var(--green); color: var(--black); }
.btn-red    { background: var(--red); color: var(--white); }
.btn-blue   { background: var(--blue); color: var(--white); }
.btn-yellow { background: var(--yellow); color: var(--black); }
.btn-outline {
  background: transparent;
  border: 2px solid var(--gray);
  color: var(--white);
}
.btn-outline:active { border-color: var(--white); }

.btn-sm {
  min-height: 48px;
  padding: 10px 16px;
  font-size: 0.9rem;
}

.btn-icon {
  width: 56px;
  min-height: 56px;
  padding: 0;
  border-radius: 50%;
  font-size: 1.5rem;
}

/* --- Inputs --- */
.input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.input-group label {
  font-size: 1rem;
  color: var(--gray-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.input-field {
  background: var(--gray-surface);
  border: 2px solid var(--gray);
  border-radius: var(--radius);
  padding: 16px;
  font-size: 1.25rem;
  color: var(--white);
  transition: border-color var(--transition);
  width: 100%;
}

.input-field:focus {
  border-color: var(--green);
}

.input-field::placeholder {
  color: #777;
}

.input-nominal {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  letter-spacing: 0.02em;
}

/* --- Cards --- */
.card {
  background: var(--gray-card);
  border-radius: var(--radius);
  padding: var(--gap);
  border: 1px solid var(--gray);
}

/* --- SPA Screens --- */
.screen {
  display: none;
  flex-direction: column;
  min-height: 100dvh;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 0;
  position: relative;
}

.screen.active {
  display: flex;
}

.screen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  position: sticky;
  top: 0;
  background: var(--black);
  z-index: 10;
  min-height: 56px;
}

.screen-header h1 {
  font-size: 1.125rem;
  font-weight: 700;
}

.screen-body {
  flex: 1;
  padding: 0 20px 20px;
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

.screen-footer {
  padding: 16px 20px;
  padding-bottom: max(16px, env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.back-btn {
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.back-btn:active { opacity: 0.6; }

/* --- Home Screen --- */
.home-identity {
  padding: 20px 20px 0;
}

.home-kas-name {
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  color: var(--green);
}

.home-user-name {
  font-size: 0.9rem;
  color: var(--gray-light);
  margin-top: 2px;
}

.home-tx-count {
  font-size: 0.9rem;
  color: var(--gray-light);
}

.saldo-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  gap: 8px;
}

.saldo-label {
  font-size: 1.05rem;
  color: var(--gray-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}

.saldo-amount {
  font-size: clamp(44px, 12vw, 84px);
  font-weight: 900;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-align: center;
  word-break: break-all;
}

.saldo-amount.negative { color: var(--red); }

.home-summary-card {
  margin: 0 20px;
  padding: 16px;
  background: var(--gray-card);
  border: 1px solid var(--gray);
  border-radius: var(--radius);
}

.home-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 12px 20px 12px;
}

.home-actions .btn-sync-row {
  grid-column: 1 / -1;
}

.action-icon {
  font-size: 1.5rem;
}

/* --- Transaction List --- */
.tx-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tx-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray);
}

.tx-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.tx-icon.masuk { background: rgba(0,230,118,0.15); color: var(--green); }
.tx-icon.keluar { background: rgba(255,23,68,0.15); color: var(--red); }

.tx-info {
  flex: 1;
  min-width: 0;
}

.tx-desc {
  font-size: 1rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tx-time {
  font-size: 0.85rem;
  color: var(--gray-light);
}

.tx-amount {
  font-weight: 700;
  font-size: 1.05rem;
  white-space: nowrap;
}

.tx-amount.masuk { color: var(--green); }
.tx-amount.keluar { color: var(--red); }

.tx-kategori {
  display: inline-block;
  font-size: 0.75rem;
  background: var(--gray);
  color: var(--gray-light);
  padding: 2px 8px;
  border-radius: 4px;
  vertical-align: middle;
  font-weight: 600;
}

/* --- QR Display --- */
.qr-container {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.qr-container canvas {
  background: var(--white);
  padding: 16px;
  border-radius: var(--radius);
  max-width: 280px;
  width: 100%;
  height: auto;
}

/* --- Scanner --- */
.scanner-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: 340px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--gray-surface);
}

.scanner-viewport video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.scanner-crosshair {
  position: absolute;
  inset: 15%;
  border: 3px solid var(--green);
  border-radius: 8px;
  pointer-events: none;
  animation: pulse-border 2s ease infinite;
}

.scanner-zoom {
  width: 100%;
  max-width: 340px;
  margin: 12px auto 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.scanner-zoom input[type="range"] {
  flex: 1;
  height: 40px;
  accent-color: var(--green);
}

/* --- Progress Bar --- */
.progress-bar {
  width: 100%;
  height: 12px;
  background: var(--gray);
  border-radius: 6px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--green);
  border-radius: 6px;
  transition: width 0.3s ease;
  width: 0%;
}

.progress-label {
  text-align: center;
  font-size: 0.875rem;
  color: var(--gray-light);
  margin-top: 6px;
}

/* --- Alarm Screen --- */
.alarm-screen {
  background: var(--red) !important;
}

.alarm-screen .screen-body {
  align-items: center;
  justify-content: center;
  text-align: center;
}

.alarm-icon {
  font-size: 5rem;
  animation: shake 0.5s ease infinite;
}

.alarm-title {
  font-size: 1.75rem;
  font-weight: 900;
  margin-top: 16px;
}

.alarm-detail {
  font-size: 1rem;
  opacity: 0.9;
  margin-top: 12px;
  line-height: 1.6;
}

/* --- Permission Prompt --- */
.permission-illustration {
  font-size: 4rem;
  text-align: center;
  margin: 20px 0;
}

.permission-text {
  font-size: 1.1rem;
  text-align: center;
  line-height: 1.7;
}

/* --- Splash Screen --- */
.splash-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  gap: 24px;
  text-align: center;
}

.splash-icon {
  width: 120px;
  height: 120px;
  border-radius: 28px;
  object-fit: cover;
}

.splash-title {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.splash-subtitle {
  font-size: 1rem;
  color: var(--gray-light);
  max-width: 280px;
}

/* --- Settings --- */
.setting-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--gray);
  gap: 12px;
}

.setting-label {
  font-weight: 600;
  font-size: 1rem;
}

.setting-value {
  font-size: 0.9rem;
  color: var(--gray-light);
  word-break: break-all;
  text-align: right;
  max-width: 50%;
}

/* --- Peer List --- */
.peer-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray);
}

.peer-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

/* --- Sync Menu --- */
.sync-option {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  background: var(--gray-card);
  border-radius: var(--radius);
  border: 1px solid var(--gray);
  cursor: pointer;
  transition: border-color var(--transition);
}

.sync-option:active {
  border-color: var(--blue);
  transform: scale(0.98);
}

.sync-option-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.sync-option-text h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.sync-option-text p {
  font-size: 0.9rem;
  color: var(--gray-light);
  line-height: 1.5;
}

.sync-group-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gray-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 10px 0 6px;
}

.sync-option-wa {
  border-color: #25D366;
}

.sync-option-wa:active {
  border-color: #128C7E;
  background: rgba(37, 211, 102, 0.08);
}

.sync-option-wa h3 {
  color: #25D366;
}

/* --- Select Input --- */
.input-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23888' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

/* --- Laporan --- */
.laporan-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}

.laporan-nav-btn {
  background: var(--gray-card);
  border: 1px solid var(--gray);
  color: var(--white);
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.laporan-nav-btn:active {
  background: var(--gray);
}

.laporan-month {
  font-size: 1.1rem;
  font-weight: 700;
  min-width: 140px;
  text-align: center;
}

.laporan-card {
  background: var(--gray-card);
  border: 1px solid var(--gray);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 24px;
}

.laporan-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  font-size: 0.95rem;
}

.laporan-row-total {
  font-size: 1.15rem;
  font-weight: 700;
}

.laporan-divider {
  height: 1px;
  background: var(--gray);
  margin: 8px 0;
}

/* --- Animations --- */
@keyframes flash-green {
  0%   { background: var(--black); }
  25%  { background: rgba(0,230,118,0.3); }
  100% { background: var(--black); }
}

@keyframes flash-red {
  0%   { background: var(--black); }
  25%  { background: rgba(255,23,68,0.3); }
  100% { background: var(--black); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%      { transform: translateX(-8px); }
  40%      { transform: translateX(8px); }
  60%      { transform: translateX(-4px); }
  80%      { transform: translateX(4px); }
}

@keyframes pulse-border {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.anim-flash-green { animation: flash-green 0.6s ease; }
.anim-flash-red   { animation: flash-red 0.6s ease; }
.anim-fade-in     { animation: fade-in 0.35s ease; }

/* --- Snackbar / Toast --- */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--gray-card);
  color: var(--white);
  padding: 14px 24px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  z-index: 999;
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  max-width: calc(100% - 40px);
  text-align: center;
  border: 1px solid var(--gray);
}

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

/* --- Update Banner --- */
.update-banner {
  display: none;
  background: var(--yellow);
  color: var(--black);
  padding: 12px 20px;
  text-align: center;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

.update-banner.show { display: block; }

/* --- Empty State --- */
.empty-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
  gap: 12px;
}

.empty-icon {
  font-size: 3rem;
  opacity: 0.4;
}

.empty-text {
  color: var(--gray-light);
  font-size: 0.9rem;
}

/* --- Spinner --- */
.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--gray);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* --- Modal / Overlay --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.show { display: flex; }

.modal-box {
  background: var(--gray-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-width: 360px;
  width: 100%;
  border: 1px solid var(--gray);
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.modal-text {
  font-size: 0.9rem;
  color: var(--gray-light);
  line-height: 1.6;
  margin-bottom: 20px;
}

/* ===========================================
   LANDING PAGE STYLES
   =========================================== */
.landing {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.landing-container {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
}

.landing-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  position: sticky;
  top: 0;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 50;
}

.landing-nav-cta {
  background: var(--green);
  color: var(--black) !important;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 0.85rem;
  transition: transform var(--transition);
}
.landing-nav-cta:active { transform: scale(0.95); }

.landing-logo {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 8px;
}

.landing-logo img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

/* --- Hero --- */
.landing-hero {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 48px 24px 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
}

.landing-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gray-card);
  border: 1px solid var(--gray);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--green);
  font-weight: 600;
}

.landing-hero h1 {
  font-size: clamp(2rem, 8vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  max-width: 640px;
}

.landing-hero h1 .highlight {
  color: var(--green);
}

.landing-hero-sub {
  font-size: clamp(1rem, 3vw, 1.15rem);
  color: var(--gray-light);
  max-width: 520px;
  line-height: 1.6;
}

.landing-hero-btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.landing-hero-img {
  width: 100%;
  max-width: 700px;
  border-radius: var(--radius-lg);
  margin-top: 12px;
  border: 1px solid var(--gray);
}

.landing-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--green);
  color: var(--black);
  font-weight: 800;
  font-size: 1.1rem;
  padding: 16px 36px;
  border-radius: 100px;
  cursor: pointer;
  transition: transform var(--transition), opacity var(--transition);
}

.landing-cta:active {
  transform: scale(0.96);
  opacity: 0.85;
}

.landing-cta-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  color: var(--white) !important;
  border: 2px solid var(--gray);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: 100px;
  cursor: pointer;
  transition: border-color var(--transition);
}
.landing-cta-secondary:active { border-color: var(--white); }

/* --- Section Layout --- */
.landing-section {
  padding: 64px 0;
}

.landing-section-alt {
  background: var(--gray-surface);
}

.section-badge {
  display: inline-block;
  background: rgba(0,230,118,0.1);
  color: var(--green);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.landing-section h2 {
  font-size: clamp(1.5rem, 5vw, 2.2rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* --- Split Layout (text + image) --- */
.landing-split {
  display: flex;
  gap: 40px;
  align-items: center;
}

.landing-split-reverse {
  flex-direction: row-reverse;
}

.landing-split-text {
  flex: 1;
  min-width: 0;
}

.landing-split-text p {
  color: var(--gray-light);
  line-height: 1.7;
  margin-top: 12px;
}

.landing-split-img {
  flex: 1;
  min-width: 0;
}

.landing-split-img img {
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray);
  width: 100%;
}

@media (max-width: 680px) {
  .landing-split,
  .landing-split-reverse {
    flex-direction: column;
    gap: 28px;
  }
}

/* --- Pain List --- */
.pain-list {
  list-style: none;
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pain-list li {
  padding-left: 28px;
  position: relative;
  color: var(--gray-light);
  font-size: 0.95rem;
}

.pain-list li::before {
  content: "✕";
  position: absolute;
  left: 0;
  color: var(--red);
  font-weight: 700;
}

/* --- Feature Grid --- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.feature-card {
  background: var(--gray-card);
  border: 1px solid var(--gray);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.feature-card.anim-visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-icon {
  font-size: 2rem;
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 800;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--gray-light);
  line-height: 1.6;
}

/* --- How It Works --- */
.how-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 520px;
  margin: 0 auto;
}

.how-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.how-step.anim-visible {
  opacity: 1;
  transform: translateX(0);
}

.how-step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--green);
  color: var(--black);
  font-weight: 900;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.how-step-text h3 {
  font-weight: 700;
  margin-bottom: 4px;
}

.how-step-text p {
  font-size: 0.875rem;
  color: var(--gray-light);
  line-height: 1.5;
}

/* --- Mockup Features --- */
.mockup-features {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mockup-feat {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
}

.mockup-feat-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
}

.mockup-feat-dot.green { background: var(--green); }
.mockup-feat-dot.red { background: var(--red); }
.mockup-feat-dot.blue { background: var(--blue); }

/* --- Security Cards --- */
.security-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.security-card {
  background: var(--gray-card);
  border: 1px solid var(--gray);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.security-card.anim-visible {
  opacity: 1;
  transform: translateY(0);
}

.security-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--green);
  color: var(--black);
  font-weight: 900;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.security-card h3 {
  font-weight: 800;
  margin-bottom: 8px;
}

.security-card p {
  font-size: 0.85rem;
  color: var(--gray-light);
  line-height: 1.6;
}

/* --- Comparison Table --- */
.compare-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 500px;
}

.compare-table th,
.compare-table td {
  padding: 14px 16px;
  text-align: left;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--gray);
}

.compare-table th {
  font-weight: 800;
  font-size: 0.95rem;
}

.compare-table td:first-child {
  font-weight: 600;
}

.compare-highlight {
  background: rgba(0,230,118,0.06);
}

/* --- Testimonials --- */
.testi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.testi-card {
  background: var(--gray-card);
  border: 1px solid var(--gray);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.testi-card.anim-visible {
  opacity: 1;
  transform: translateY(0);
}

.testi-quote {
  font-size: 0.95rem;
  line-height: 1.6;
  font-style: italic;
  color: var(--white);
}

.testi-quote::before { content: "\201C"; }
.testi-quote::after { content: "\201D"; }

.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testi-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--green);
  color: var(--black);
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* --- Stats Row --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 16px;
  text-align: center;
}

.stat-item {
  padding: 20px 12px;
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stat-item.anim-visible {
  opacity: 1;
  transform: scale(1);
}

.stat-num {
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  font-weight: 900;
  color: var(--green);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--gray-light);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* --- Install Guide --- */
.install-steps {
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.install-step {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--gray-card);
  border: 1px solid var(--gray);
  border-radius: var(--radius);
  font-size: 0.95rem;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.install-step.anim-visible {
  opacity: 1;
  transform: translateY(0);
}

.install-step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--green);
  color: var(--black);
  font-weight: 800;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* --- FAQ Accordion --- */
.faq-list {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  background: var(--gray-card);
  border: 1px solid var(--gray);
  border-radius: var(--radius);
  overflow: hidden;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.faq-item.anim-visible {
  opacity: 1;
  transform: translateY(0);
}

.faq-item summary {
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--green);
  flex-shrink: 0;
  margin-left: 12px;
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item p {
  padding: 0 20px 16px;
  font-size: 0.88rem;
  color: var(--gray-light);
  line-height: 1.6;
}

/* --- Final CTA --- */
.landing-final-cta {
  padding: 80px 0;
  background: linear-gradient(180deg, var(--gray-surface) 0%, var(--black) 100%);
}

.landing-final-cta h2 {
  margin-bottom: 0;
}

/* --- Full Footer --- */
.landing-footer-full {
  border-top: 1px solid var(--gray);
  padding: 40px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.footer-brand p {
  max-width: 260px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.footer-links a {
  color: var(--gray-light);
  font-size: 0.85rem;
  transition: color var(--transition);
}

.footer-links a:hover,
.footer-links a:active {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid var(--gray);
  padding-top: 20px;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--gray-light);
}

/* ===========================================
   APP ADDITIONS
   =========================================== */

/* --- Onboarding Overlay --- */
.onboarding-overlay {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 200;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.onboarding-overlay.show { display: flex; }

.onboarding-slide {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 32px;
  gap: 20px;
  max-width: 360px;
}

.onboarding-slide.active { display: flex; }

.onboarding-slide .ob-icon {
  font-size: 4rem;
}

.onboarding-slide h2 {
  font-size: 1.5rem;
  font-weight: 900;
}

.onboarding-slide p {
  font-size: 1rem;
  color: var(--gray-light);
  line-height: 1.6;
}

.onboarding-dots {
  display: flex;
  gap: 8px;
  margin-top: 24px;
}

.ob-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray);
}

.ob-dot.active {
  background: var(--green);
}

.onboarding-nav {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  width: 100%;
  max-width: 320px;
  padding: 0 20px;
}

/* --- Tutorial Tooltip --- */
.tutorial-tip {
  position: fixed;
  background: var(--green);
  color: var(--black);
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  max-width: 260px;
  z-index: 150;
  display: none;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  line-height: 1.5;
}

.tutorial-tip.show { display: block; }

.tutorial-tip::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--green);
  transform: rotate(45deg);
}

.tutorial-tip.arrow-top::after { top: -6px; left: 24px; }
.tutorial-tip.arrow-bottom::after { bottom: -6px; left: 24px; }

.tutorial-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 140;
  display: none;
}

.tutorial-backdrop.show { display: block; }

/* --- Loading Overlay --- */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 120;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.loading-overlay.show { display: flex; }

.loading-text {
  font-size: 0.9rem;
  color: var(--gray-light);
}

/* --- Confirmation Preview --- */
.confirm-preview {
  background: var(--gray-card);
  border: 2px solid var(--gray);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
  margin-bottom: 12px;
}

.confirm-preview .confirm-type {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  margin-bottom: 8px;
}

.confirm-preview .confirm-amount {
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 4px;
}

.confirm-preview .confirm-desc {
  font-size: 0.9rem;
  color: var(--gray-light);
}

.confirm-type.masuk { color: var(--green); }
.confirm-type.keluar { color: var(--red); }
.confirm-amount.masuk { color: var(--green); }
.confirm-amount.keluar { color: var(--red); }

/* --- PWA Install Banner --- */
.pwa-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--gray-card);
  border-top: 1px solid var(--gray);
  padding: 16px 20px;
  display: none;
  align-items: center;
  gap: 12px;
  z-index: 80;
}

.pwa-banner.show { display: flex; }

.pwa-banner-text {
  flex: 1;
  font-size: 0.85rem;
  font-weight: 600;
}

.pwa-banner-dismiss {
  background: none;
  color: var(--gray-light);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px;
}

/* --- Desktop Warning --- */
.desktop-warning {
  display: none;
  background: rgba(255,255,0,0.08);
  border: 1px solid rgba(255,255,0,0.2);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.8rem;
  color: var(--yellow);
  text-align: center;
  margin: 8px 20px;
}

/* --- Home Summary Row --- */
.home-summary {
  display: flex;
  justify-content: space-around;
  gap: 24px;
}

.home-summary-item {
  text-align: center;
}

.home-summary-label {
  font-size: 0.85rem;
  color: var(--gray-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.home-summary-val {
  font-size: 1.1rem;
  font-weight: 700;
  margin-top: 2px;
}

.home-summary-val.masuk { color: var(--green); }
.home-summary-val.keluar { color: var(--red); }

/* --- Riwayat Controls --- */
.riwayat-controls {
  display: flex;
  gap: 8px;
  padding: 8px 0;
}

.riwayat-search {
  flex: 1;
  background: var(--gray-surface);
  border: 1px solid var(--gray);
  border-radius: var(--radius);
  padding: 10px 14px;
  font-size: 0.85rem;
  color: var(--white);
}

.riwayat-search::placeholder { color: #555; }

.load-more-btn {
  display: none;
  background: var(--gray-card);
  border: 1px solid var(--gray);
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-light);
  cursor: pointer;
  margin-top: 8px;
}

/* --- Help FAB Button --- */

.help-fab {
  position: fixed;
  bottom: 76px;
  right: 16px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gray-card);
  border: 2px solid var(--gray);
  color: var(--green);
  font-size: 1.2rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 800;
  box-shadow: 0 2px 12px rgba(0,0,0,0.6);
  transition: transform var(--transition), background var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.help-fab:active {
  transform: scale(0.9);
  background: var(--gray);
}

/* --- Bottom Nav Bar --- */

.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: stretch;
  background: #0A0A0A;
  border-top: 1px solid #333;
  height: 60px;
  z-index: 900;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.bnav-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: #999;
  cursor: pointer;
  padding: 4px 0;
  transition: color var(--transition);
  -webkit-tap-highlight-color: transparent;
  gap: 2px;
}

.bnav-tab.active {
  color: var(--green);
}

.bnav-tab:active {
  background: rgba(255,255,255,0.04);
}

.bnav-icon {
  font-size: 1.4rem;
  line-height: 1;
}

.bnav-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* Screens need bottom padding when bottom nav visible */
#screen-home .screen-body,
#screen-riwayat .screen-body,
#screen-laporan .screen-body,
#screen-sync .screen-body,
#screen-settings .screen-body,
#screen-peers .screen-body {
  padding-bottom: 76px;
}

#screen-home {
  padding-bottom: 68px;
}

/* --- Last Sync Indicator --- */

.home-last-sync {
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray-light);
  padding-top: 12px;
  margin-top: 12px;
  border-top: 1px solid var(--gray);
}

/* --- Confirm Preview (in modal) --- */

.confirm-preview {
  background: var(--gray-card);
  border-radius: var(--radius);
  padding: 16px;
  margin: 12px 0;
  text-align: center;
}

.confirm-type {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.confirm-type.masuk { color: var(--green); }
.confirm-type.keluar { color: var(--red); }

.confirm-amount {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.confirm-amount.masuk { color: var(--green); }
.confirm-amount.keluar { color: var(--red); }

.confirm-desc {
  font-size: 0.85rem;
  color: var(--gray-light);
}

/* --- Peer Item --- */

.peer-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray);
}

.peer-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--green);
  color: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  flex-shrink: 0;
}

/* --- Responsive --- */
@media (max-width: 359px) {
  .btn { min-height: 60px; font-size: 1rem; }
  .saldo-amount { font-size: 36px; }
  .home-actions { gap: 8px; }
  .bottom-nav { height: 52px; }
  .bnav-icon { font-size: 1.1rem; }
  .bnav-label { font-size: 0.6rem; }
}

@media (min-width: 768px) {
  .feature-grid { grid-template-columns: repeat(3, 1fr); }
  .security-cards { grid-template-columns: repeat(3, 1fr); }
  .testi-grid { grid-template-columns: repeat(3, 1fr); }
}