/* ── Base ── */
body {
    background-color: #111111;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
}

/* ── Card ── */
.card {
    background-color: #1a1a1a;
    border-radius: 16px;
    padding: 40px 36px;
    width: 340px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    color: #f0f0f0;
    text-align: center;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

/* ── Icon ── */
.icon {
    font-size: 2.5rem;
}

/* ── Heading ── */
h1 {
    margin: 0;
    font-size: 1.6rem;
    font-weight: 700;
    color: #ffffff;
}

/* ── Subtitle ── */
.subtitle {
    margin: 0;
    font-size: 0.85rem;
    color: #888888;
}

/* ── Label ── */
label {
    font-size: 0.8rem;
    color: #aaaaaa;
    align-self: flex-start;
}

/* ── Date Input ── */
input[type="date"] {
    width: 100%;
    padding: 10px 12px;
    background-color: #2a2a2a;
    border: 1px solid #333333;
    border-radius: 8px;
    color: #f0f0f0;
    font-size: 0.95rem;
    outline: none;
    cursor: pointer;
    box-sizing: border-box;
    transition: border-color 0.2s;
}

input[type="date"]:focus {
    border-color: #f0f0f0;
}

/* ── Button ── */
button {
    width: 100%;
    padding: 12px;
    background-color: #f0f0f0;
    color: #111111;
    border: none;
    border-radius: 25px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.25s, transform 0.15s;
}

button:hover {
    background-color: #d4d4d4;
    transform: scale(1.03);
}

/* ── Result ── */
.result {
    font-size: 1rem;
    color: #cccccc;
    min-height: 24px;
    transition: opacity 0.3s;
}

.result span {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    display: block;
    margin-bottom: 4px;
}