:root {
  --bg: #131a2b;
  --bg-grad: radial-gradient(1200px 600px at 50% -10%, #26324f 0%, #131a2b 55%);
  --card: #1c2540;
  --card-border: #2c3860;
  --text: #eef1f8;
  --muted: #9aa6c7;
  --accent: #7c9cff;
  --accent-strong: #6d8bff;
  --danger: #ff8080;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg-grad), var(--bg);
  background-attachment: fixed;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(16px, 5vw, 56px) 16px;
  line-height: 1.5;
}

#app { width: 100%; max-width: 560px; }

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: clamp(22px, 5vw, 34px);
  box-shadow: var(--shadow);
}

h1 {
  margin: 0;
  font-size: clamp(28px, 6vw, 36px);
  letter-spacing: -0.5px;
  font-weight: 700;
}

/* ---------- login ---------- */
.login { text-align: center; }
.login .sub { color: var(--muted); margin: 8px 0 22px; }

.login form { display: flex; flex-direction: column; gap: 12px; }

.login input {
  width: 100%;
  padding: 14px 16px;
  font-size: 16px;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  background: #141c33;
  color: var(--text);
  text-align: center;
}
.login input:focus { outline: 2px solid var(--accent); border-color: transparent; }

.error { color: var(--danger); font-size: 14px; margin: 4px 0 0; }

/* ---------- journal ---------- */
.journal header { margin-bottom: 18px; }
.journal .day { margin: 6px 0 2px; color: var(--accent); font-weight: 600; }
.journal .note { margin: 0; color: var(--muted); font-size: 13px; }

#entry-form { display: flex; flex-direction: column; gap: 10px; margin: 8px 0 22px; }

textarea {
  width: 100%;
  resize: vertical;
  padding: 14px 16px;
  font: inherit;
  font-size: 16px;
  border-radius: 14px;
  border: 1px solid var(--card-border);
  background: #141c33;
  color: var(--text);
}
textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }

button {
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  color: #0e1122;
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  border: none;
  border-radius: 12px;
  padding: 12px 18px;
  align-self: flex-end;
  transition: transform 0.06s ease, filter 0.15s ease;
}
button:hover { filter: brightness(1.06); }
button:active { transform: translateY(1px); }

.entries { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }

.entry {
  background: #16203a;
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 14px 16px;
}
.entry-text { margin: 0; white-space: pre-wrap; word-break: break-word; }
.entry-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
}
.del {
  background: none;
  color: var(--muted);
  padding: 0 6px;
  font-size: 20px;
  line-height: 1;
  border-radius: 8px;
  align-self: auto;
}
.del:hover { color: var(--danger); filter: none; }

.empty {
  color: var(--muted);
  text-align: center;
  padding: 26px 10px;
  font-style: italic;
}