/* ===========================================
   Timezone Converter - Tool Specific Styles (Blue/Silver Theme)
   =========================================== */

/* Tool Layout */
.tzc-box {
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

/* --- Input Area --- */
.tzc-input-group {
    background: #f8f8f8; /* Off-White/Silver BG */
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 30px 20px;
    margin-bottom: 30px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}

.tzc-input-row {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    flex-wrap: wrap; /* Ensure wrapping on small screens */
    align-items: flex-end;
    justify-content: center;
}

.tzc-input-item {
    flex: 1 1 200px; /* Flexible width, min 200px */
    text-align: left;
}

.tzc-label {
    font-size: 1rem;
    font-weight: 600;
    color: #1e40af; /* Dark Blue Label */
    margin-bottom: 8px;
    display: block;
}

.tzc-input-field, .tzc-select {
    width: 100%;
    padding: 12px;
    border: 2px solid #93c5fd;
    border-radius: 8px;
    font-size: 1.1rem;
    color: #1f2937;
    box-sizing: border-box;
    background-color: white;
}

.tzc-select {
    appearance: none; /* Hide default select arrow */
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path fill="%231e40af" d="M7 10l5 5 5-5z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 10px center;
}

/* Swap Button */
#swapZones {
    cursor: pointer;
    background: #bfdbfe; /* Light Blue */
    color: #1e40af;
    border: 1px solid #93c5fd;
    padding: 8px 15px;
    margin-bottom: 2px; /* Align vertically with inputs */
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 700;
    transition: background 0.2s;
    height: 48px; /* Match height of input fields */
    align-self: flex-end;
}

#swapZones:hover {
    background: #93c5fd;
}

/* --- Results Display --- */
.tzc-results {
    margin-top: 30px;
    text-align: center;
}

.tzc-summary-box {
    padding: 30px;
    background: #eff6ff; /* Very Pale Blue BG */
    border: 3px solid #3b82f6; /* Strong Blue Border */
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.tzc-result-label {
    font-size: 1.2rem;
    font-weight: 700;
    color: #1e40af; /* Dark Blue */
    margin-bottom: 10px;
}

.tzc-result-value {
    font-size: 3rem;
    font-weight: 900;
    color: #2563eb; /* Highlight Blue */
    line-height: 1.1;
}

.tzc-date-detail {
    font-size: 1.4rem;
    font-weight: 500;
    color: #4b5563;
    margin-top: 10px;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .tzc-input-row {
        gap: 15px;
    }
    .tzc-input-item {
        flex: 1 1 100%; /* Full width on mobile */
    }
    #swapZones {
        width: 100%;
        height: auto;
        padding: 10px;
    }
    .tzc-result-value {
        font-size: 2.5rem;
    }
    .tzc-date-detail {
        font-size: 1.2rem;
    }
}