*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #0a0a0f;
  --surface: #12121a;
  --surface-hover: #1a1a25;
  --border: #2a2a3a;
  --text: #e4e4ef;
  --text-muted: #8888a0;
  --accent: #a855f7;
  --accent-dim: rgba(168, 85, 247, 0.15);
  --danger: #ef4444;
  --radius: 8px;
  --font: 'SF Mono', 'Fira Code', 'JetBrains Mono', monospace;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ===== Buttons ===== */
.btn {
  font-family: var(--font);
  font-size: 14px;
  padding: 0.6rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
  background: var(--surface);
  color: var(--text);
}

.btn--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn--primary:hover {
  background: #9333ea;
}

.btn--ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-muted);
}

.btn--ghost:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

.btn--danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}

.btn--danger:hover {
  background: var(--danger);
  color: #fff;
}

.btn--sm {
  font-size: 12px;
  padding: 0.3rem 0.7rem;
}

/* ===== Login ===== */
.login {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
}

.login__card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 3rem 2.5rem;
  width: 100%;
  max-width: 380px;
  text-align: center;
}

.login__title {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  background: linear-gradient(135deg, var(--accent), #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.login__subtitle {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 2rem;
}

.login__form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login__form input {
  font-family: var(--font);
  font-size: 14px;
  padding: 0.7rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
}

.login__form input:focus {
  border-color: var(--accent);
}

.login__error {
  color: var(--danger);
  font-size: 0.85rem;
}

/* ===== Header ===== */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
}

.header__title {
  font-size: 1.2rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--accent), #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ===== Main ===== */
.main {
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

/* ===== Entry Form ===== */
.entry-form__heading {
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 1.2rem;
  color: var(--text-muted);
}

.entry-form form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.field label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.field input,
.field textarea {
  width: 100%;
  font-family: var(--font);
  font-size: 14px;
  padding: 0.6rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
}

.entry-form__actions {
  display: flex;
  gap: 0.8rem;
  margin-top: 0.5rem;
}

/* ===== Entries List ===== */
.entries__heading {
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 1.2rem;
  color: var(--text-muted);
}

.entries__list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.entries__empty {
  color: var(--text-muted);
  text-align: center;
  padding: 3rem 0;
}

/* ===== Entry Card ===== */
.entry-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
  transition: border-color 0.2s;
}

.entry-card:hover {
  border-color: var(--accent-dim);
}

.entry-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.8rem;
}

.entry-card__date {
  font-weight: 600;
  color: var(--accent);
}

.entry-card__actions {
  display: flex;
  gap: 0.5rem;
}

.entry-card__section {
  margin-bottom: 0.6rem;
}

.entry-card__section:last-child {
  margin-bottom: 0;
}

.entry-card__label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.entry-card__text {
  white-space: pre-wrap;
  word-break: break-word;
  margin-top: 0.2rem;
}

/* ===== Responsive ===== */
@media (max-width: 600px) {
  .header {
    padding: 1rem;
  }

  .main {
    padding: 1.5rem 1rem;
  }

  .login__card {
    padding: 2rem 1.5rem;
  }
}