:root {
  --color-primary: #7c3aed;
  --color-accent: #facc15;
  --color-bg: #120d1f;
  --color-text: #f5f3ff;
  --color-secondary: #a78bfa;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

button,
input {
  font-family: inherit;
}

/* Auth (login-lookalike) screen */

.auth-screen {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  padding-top: max(24px, env(safe-area-inset-top));
  padding-bottom: max(24px, env(safe-area-inset-bottom));
}

.auth-card {
  width: 100%;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.auth-logo {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: 24px;
  font-size: 20px;
}

.auth-title {
  margin: 0 0 8px;
  font-size: 24px;
  font-weight: 700;
}

.auth-subtitle {
  margin: 0 0 32px;
  color: var(--color-secondary);
  font-size: 14px;
}

.auth-form {
  width: 100%;
  display: flex;
  flex-direction: column;
}

.auth-label {
  align-self: flex-start;
  font-size: 13px;
  color: var(--color-secondary);
  margin-bottom: 6px;
}

.auth-input {
  width: 100%;
  padding: 16px;
  font-size: 24px;
  letter-spacing: 0.4em;
  text-align: center;
  border-radius: 14px;
  border: 1px solid rgba(167, 139, 250, 0.35);
  background: rgba(245, 243, 255, 0.06);
  color: var(--color-text);
  outline: none;
}

.auth-input::placeholder {
  color: rgba(245, 243, 255, 0.25);
  letter-spacing: 0.4em;
}

.auth-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.35);
}

.auth-error {
  color: var(--color-accent);
  font-size: 13px;
  margin: 10px 0 0;
  min-height: 16px;
}

.auth-button {
  margin-top: 18px;
  padding: 16px;
  border: none;
  border-radius: 14px;
  background: var(--color-primary);
  color: var(--color-text);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.auth-button:active {
  opacity: 0.85;
}

.auth-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Authenticated app shell */

.app-screen {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.app-main {
  flex: 1;
  overflow-y: auto;
  padding-bottom: calc(64px + max(8px, env(safe-area-inset-bottom)));
}

/* Bottom navbar */

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  border-top: 1px solid rgba(167, 139, 250, 0.2);
  background: #17112a;
  padding-bottom: env(safe-area-inset-bottom);
}

.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 10px 0 8px;
  border: none;
  background: transparent;
  color: var(--color-secondary);
  cursor: pointer;
}

.nav-icon {
  width: 24px;
  height: 24px;
}

.nav-label {
  font-size: 11px;
  font-weight: 600;
}

.nav-item.active {
  color: var(--color-accent);
}

/* Home page */

.home-screen {
  display: flex;
  flex-direction: column;
}

.home-page-header {
  padding: 16px 20px;
  padding-top: max(16px, env(safe-area-inset-top));
  border-bottom: 1px solid rgba(167, 139, 250, 0.2);
}

.home-page-header h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
}

.page-centered {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
}

.page-centered h1 {
  margin: 0;
}

/* Settings page */

.settings-screen {
  display: flex;
  flex-direction: column;
}

.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  padding-top: max(16px, env(safe-area-inset-top));
  border-bottom: 1px solid rgba(167, 139, 250, 0.2);
}

.home-greeting {
  font-size: 14px;
  color: var(--color-secondary);
}

.home-greeting strong {
  color: var(--color-text);
}

.home-logout {
  border: none;
  background: transparent;
  color: var(--color-accent);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 0;
}

.settings-list {
  display: flex;
  flex-direction: column;
  padding: 8px 0;
}

.settings-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: none;
  background: transparent;
  color: var(--color-text);
  font-size: 15px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(167, 139, 250, 0.12);
  cursor: pointer;
  text-align: left;
}

.settings-item-chevron {
  width: 18px;
  height: 18px;
  color: var(--color-secondary);
}

/* Counter page */

.counter-screen {
  display: flex;
  flex-direction: column;
}

.counter-header {
  position: relative;
  display: flex;
  align-items: center;
  padding: 16px 20px;
  padding-top: max(16px, env(safe-area-inset-top));
  border-bottom: 1px solid rgba(167, 139, 250, 0.2);
}

.back-button {
  display: flex;
  align-items: center;
  gap: 2px;
  border: none;
  background: transparent;
  color: var(--color-accent);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 0;
  z-index: 1;
}

.back-icon {
  width: 20px;
  height: 20px;
}

.counter-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  pointer-events: none;
}

.counter-content {
  display: flex;
  flex-direction: column;
  padding: 20px;
}

.counter-error {
  color: var(--color-accent);
  font-size: 13px;
  margin: 0 0 12px;
}

.counter-list {
  display: flex;
  flex-direction: column;
  margin: -20px -20px 0;
}

.counter-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  border: none;
  background: transparent;
  color: var(--color-text);
  font-size: 15px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(167, 139, 250, 0.12);
  cursor: pointer;
  text-align: left;
}

.counter-list-item-static {
  cursor: default;
}

.counter-overview-item {
  gap: 16px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.counter-overview-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.counter-overview-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 16px;
}

.counter-overview-count {
  color: var(--color-secondary);
  font-size: 24px;
  font-weight: 700;
  flex-shrink: 0;
}

.counter-increment-button {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 12px;
  background: var(--color-primary);
  color: var(--color-text);
  font-size: 26px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}

.counter-increment-button:active {
  opacity: 0.85;
}

.counter-increment-icon {
  display: block;
  transform: translateY(-1px);
}

.counter-list-empty {
  color: var(--color-secondary);
  font-size: 14px;
  padding: 16px 20px;
  margin: 0;
}

.counter-add-button {
  margin: 20px 20px 0;
}

.counter-form {
  display: flex;
  flex-direction: column;
}

.counter-form-input {
  letter-spacing: normal;
  text-align: left;
}

.counter-delete-button {
  margin-top: 12px;
  padding: 14px;
  border: 1px solid rgba(250, 204, 21, 0.4);
  border-radius: 14px;
  background: transparent;
  color: var(--color-accent);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.counter-delete-button:active {
  opacity: 0.8;
}