/**
 * Common Input Styles
 * 모든 변환 도구 페이지에서 사용하는 표준 입력창 스타일
 * 참조: korean-name-converter.php
 */

/* Input Group Container */
.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

/* Standard Input Fields */
.input-group input[type="text"],
.input-group input[type="email"],
.input-group input[type="number"],
.input-group input[type="url"],
.input-group input[type="password"],
.input-group textarea,
.input-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    background: var(--color-bg-primary, #ffffff);
    color: var(--color-text-primary, #1f2937);
    transition: border-color 0.2s, box-shadow 0.2s;
}

/* File Input Styling */
.input-group input[type="file"] {
    padding: 0.5rem;
    border: 2px solid #d1d5db;
    border-radius: 8px;
    background: var(--color-bg-primary, #ffffff);
    color: var(--color-text-primary, #1f2937);
}

/* Textarea Specific */
.input-group textarea {
    min-height: 120px;
    resize: vertical;
    font-family: inherit;
    line-height: 1.5;
}

/* Select Specific */
.input-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 12px;
    padding-right: 2.5rem;
}

/* Dark Mode Support */
[data-theme='dark'] .input-group input[type="text"],
[data-theme='dark'] .input-group input[type="email"],
[data-theme='dark'] .input-group input[type="number"],
[data-theme='dark'] .input-group input[type="url"],
[data-theme='dark'] .input-group input[type="password"],
[data-theme='dark'] .input-group input[type="file"],
[data-theme='dark'] .input-group textarea,
[data-theme='dark'] .input-group select {
    border-color: var(--color-border, #4b5563);
    background: var(--color-surface, #374151);
    color: var(--color-text-primary, #f9fafb);
}

[data-theme='dark'] .input-group label {
    color: var(--color-text-primary, #f9fafb);
}

/* Focus State */
.input-group input:focus,
.input-group textarea:focus,
.input-group select:focus {
    outline: none;
    border-color: #4f46e5;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* Disabled State */
.input-group input:disabled,
.input-group textarea:disabled,
.input-group select:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: #f3f4f6;
}

[data-theme='dark'] .input-group input:disabled,
[data-theme='dark'] .input-group textarea:disabled,
[data-theme='dark'] .input-group select:disabled {
    background-color: #1f2937;
}

/* Error State */
.input-group.error input,
.input-group.error textarea,
.input-group.error select {
    border-color: #ef4444;
}

.input-group.error input:focus,
.input-group.error textarea:focus,
.input-group.error select:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Success State */
.input-group.success input,
.input-group.success textarea,
.input-group.success select {
    border-color: #10b981;
}

.input-group.success input:focus,
.input-group.success textarea:focus,
.input-group.success select:focus {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Helper Text */
.input-group small {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary, #6b7280);
}

[data-theme='dark'] .input-group small {
    color: var(--color-text-secondary, #9ca3af);
}

.input-group.error small {
    color: #ef4444;
}

.input-group.success small {
    color: #10b981;
}

/* Time Input Group (for video-trim.php, audio-trim.php) */
.time-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.time-input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.time-input-group label {
    font-weight: 500;
    color: var(--color-text-primary);
}

.time-input-group input {
    padding: 0.75rem;
    border: 2px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    font-family: monospace;
    background: var(--color-bg-primary, #ffffff);
    color: var(--color-text-primary, #1f2937);
    transition: border-color 0.2s, box-shadow 0.2s;
}

[data-theme='dark'] .time-input-group input {
    border-color: var(--color-border, #4b5563);
    background: var(--color-surface, #374151);
    color: var(--color-text-primary, #f9fafb);
}

.time-input-group input:focus {
    outline: none;
    border-color: #4f46e5;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.time-input-group small {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

[data-theme='dark'] .time-input-group small {
    color: var(--color-text-secondary, #9ca3af);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .input-group input,
    .input-group textarea,
    .input-group select {
        font-size: 16px; /* Prevents iOS zoom on focus */
    }

    .time-inputs {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* Placeholder Styling */
.input-group input::placeholder,
.input-group textarea::placeholder {
    color: #9ca3af;
    opacity: 1;
}

[data-theme='dark'] .input-group input::placeholder,
[data-theme='dark'] .input-group textarea::placeholder {
    color: #6b7280;
}