/* ============================================================
   SRG Email Subject Line Tester Component (Dark Mode & Dynamic Accent)
   ============================================================ */

.slt-wrap *, 
.slt-wrap *::before, 
.slt-wrap *::after { 
    box-sizing: border-box; 
}

/* Outer Card Wrapper */
.slt-wrap {
    width: 100%;
    background: var(--srg-bg-primary);
    border: 1px solid var(--srg-border-primary);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--srg-shadow-lg);
    margin: 32px 0;
    font-family: var(--srg-font-body);
    transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Tool Header */
.slt-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 22px 28px;
    background: linear-gradient(135deg, var(--srg-bg-secondary) 0%, rgba(var(--srg-context-accent-rgb, 124, 58, 237), 0.05) 100%);
    border-bottom: 1px solid var(--srg-border-primary);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.slt-header-icon {
    width: 46px; 
    height: 46px;
    background: var(--srg-bg-primary);
    border: 1px solid rgba(var(--srg-context-accent-rgb, 124, 58, 237), 0.15);
    border-radius: 12px;
    display: flex; 
    align-items: center; 
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 2px 4px rgba(var(--srg-context-accent-rgb, 124, 58, 237), 0.08);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.slt-header-icon svg { 
    width: 22px; 
    height: 22px; 
    stroke: var(--srg-context-accent, #7C3AED);
}

.slt-header-text .srg-tool-title {
    margin: 0 0 3px 0 !important;
    font-size: 17px !important; 
    font-weight: 800 !important;
    color: var(--srg-text-primary) !important; 
    line-height: 1.2;
}

.slt-header-text p {
    margin: 0 !important; 
    font-size: 13px !important;
    color: var(--srg-text-secondary) !important; 
    line-height: 1.4;
}

/* Form Body */
.slt-form-body { 
    padding: 28px; 
}

/* Label Row */
.slt-label-row {
    display: flex; 
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.slt-label {
    display: flex; 
    align-items: center; 
    gap: 6px;
    font-size: 13px; 
    font-weight: 700; 
    color: var(--srg-text-secondary);
}

.slt-label svg { 
    width: 14px; 
    height: 14px; 
    stroke: var(--srg-context-accent, #7C3AED); 
    flex-shrink: 0; 
}

/* Char Counter Badge */
.slt-char-counter {
    font-size: 12px; 
    font-weight: 600;
    color: var(--srg-text-tertiary);
    background: var(--srg-bg-secondary);
    border: 1px solid var(--srg-border-primary);
    padding: 3px 10px; 
    border-radius: 99px;
    transition: all 0.2s ease;
}

.slt-char-counter.good { 
    color: var(--srg-success, #16A34A); 
    background: rgba(16, 185, 129, 0.08); 
    border-color: rgba(16, 185, 129, 0.2); 
}

.slt-char-counter.warn { 
    color: var(--srg-warning, #D97706); 
    background: rgba(245, 158, 11, 0.08); 
    border-color: rgba(245, 158, 11, 0.2); 
}

.slt-char-counter.bad { 
    color: var(--srg-error, #DC2626); 
    background: rgba(239, 68, 68, 0.08); 
    border-color: rgba(239, 68, 68, 0.2); 
}

/* Subject line Input */
.slt-input {
    width: 100%;
    padding: 13px 16px;
    font-size: 16px;
    color: var(--srg-text-primary);
    background: var(--srg-bg-secondary);
    border: 2px solid var(--srg-border-primary);
    border-radius: 10px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
    font-family: inherit;
    display: block;
}

.slt-input::placeholder { 
    color: var(--srg-text-tertiary); 
}

.slt-input:focus {
    border-color: var(--srg-context-accent, #7C3AED);
    background: var(--srg-bg-primary);
    box-shadow: 0 0 0 3px rgba(var(--srg-context-accent-rgb, 124, 58, 237), 0.15);
}

/* Inbox Mail Preview Row */
.slt-preview {
    margin-top: 10px;
    padding: 12px 16px;
    background: var(--srg-bg-secondary);
    border: 1px solid var(--srg-border-primary);
    border-radius: 8px;
    display: flex; 
    align-items: center; 
    gap: 10px;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.slt-preview-icon {
    width: 32px; 
    height: 32px;
    background: var(--srg-bg-tertiary); 
    border-radius: 50%;
    flex-shrink: 0;
    display: flex; 
    align-items: center; 
    justify-content: center;
    transition: background-color 0.3s ease;
}

.slt-preview-icon svg { 
    width: 14px; 
    height: 14px; 
    stroke: var(--srg-text-tertiary); 
}

.slt-preview-content { 
    flex: 1; 
    min-width: 0; 
}

.slt-preview-from {
    font-size: 11px; 
    font-weight: 700; 
    color: var(--srg-text-secondary);
    margin-bottom: 2px;
}

.slt-preview-subject {
    font-size: 13px; 
    font-weight: 600; 
    color: var(--srg-text-primary);
    white-space: nowrap; 
    overflow: hidden; 
    text-overflow: ellipsis;
}

.slt-preview-subject.empty { 
    color: var(--srg-text-tertiary); 
    font-style: italic; 
    font-weight: 400; 
}

/* Results Section */
.slt-results {
    display: none;
    padding: 0 28px 28px;
}

.slt-results.visible { 
    display: block; 
}

/* Score display panel */
.slt-score-row {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 22px;
    border-radius: 12px;
    margin-bottom: 16px;
    transition: background-color 0.3s ease, border-color 0.3s ease;
    border: 1px solid var(--srg-border-primary);
}

.slt-score-row.slt-good { 
    background: rgba(16, 185, 129, 0.08); 
    border-color: rgba(16, 185, 129, 0.2); 
}

.slt-score-row.slt-ok { 
    background: rgba(245, 158, 11, 0.08); 
    border-color: rgba(245, 158, 11, 0.2); 
}

.slt-score-row.slt-bad { 
    background: rgba(239, 68, 68, 0.08); 
    border-color: rgba(239, 68, 68, 0.2); 
}

/* Score numerical circle indicator */
.slt-score-circle {
    width: 64px; 
    height: 64px;
    border-radius: 50%;
    display: flex; 
    align-items: center; 
    justify-content: center;
    flex-shrink: 0;
    font-size: 22px; 
    font-weight: 800;
    transition: all 0.3s ease;
}

.slt-score-row.slt-good .slt-score-circle { background: rgba(16, 185, 129, 0.15); color: var(--srg-success, #16A34A); }
.slt-score-row.slt-ok   .slt-score-circle { background: rgba(245, 158, 11, 0.15); color: var(--srg-warning, #D97706); }
.slt-score-row.slt-bad  .slt-score-circle { background: rgba(239, 68, 68, 0.15); color: var(--srg-error, #DC2626); }

.slt-score-info { 
    flex: 1; 
}

.slt-score-info strong {
    display: block;
    font-size: 16px; 
    font-weight: 800; 
    color: var(--srg-text-primary);
    margin-bottom: 3px;
}

.slt-score-info span { 
    font-size: 13px; 
    color: var(--srg-text-secondary); 
}

/* Progress track line */
.slt-progress-track {
    height: 5px; 
    background: var(--srg-border-primary);
    border-radius: 99px; 
    overflow: hidden; 
    margin-top: 8px;
    transition: background-color 0.3s ease;
}

.slt-progress-fill {
    height: 100%; 
    border-radius: 99px;
    transition: width 0.5s ease, background-color 0.3s ease;
}

.slt-score-row.slt-good .slt-progress-fill { background-color: var(--srg-success, #16A34A); }
.slt-score-row.slt-ok   .slt-progress-fill { background-color: var(--srg-warning, #D97706); }
.slt-score-row.slt-bad  .slt-progress-fill { background-color: var(--srg-error, #DC2626); }

/* Feedback List Items */
.slt-feedback-wrap {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.slt-feedback-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 14px;
    line-height: 1.5;
    border: 1px solid transparent;
}

.slt-feedback-item p { 
    margin: 0; 
    color: var(--srg-text-primary); 
}

.slt-feedback-item .slt-fi-icon {
    width: 20px; 
    height: 20px;
    border-radius: 50%;
    display: flex; 
    align-items: center; 
    justify-content: center;
    flex-shrink: 0; 
    margin-top: 1px;
}

.slt-feedback-item .slt-fi-icon svg { 
    width: 11px; 
    height: 11px; 
    stroke: #ffffff;
}

/* Feedback good/bad/tip configurations */
.slt-feedback-item.slt-good {
    background: rgba(16, 185, 129, 0.08); 
    border-color: rgba(16, 185, 129, 0.15);
}
.slt-feedback-item.slt-good .slt-fi-icon {
    background: var(--srg-success, #16A34A);
}

.slt-feedback-item.slt-bad {
    background: rgba(239, 68, 68, 0.08); 
    border-color: rgba(239, 68, 68, 0.15);
}
.slt-feedback-item.slt-bad .slt-fi-icon {
    background: var(--srg-error, #DC2626);
}

.slt-feedback-item.slt-tip {
    background: rgba(245, 158, 11, 0.08); 
    border-color: rgba(245, 158, 11, 0.15);
}
.slt-feedback-item.slt-tip .slt-fi-icon {
    background: var(--srg-warning, #D97706);
}

/* Responsive adjust */
@media (max-width: 600px) {
    .slt-header    { padding: 18px 20px; }
    .slt-form-body { padding: 20px; }
    .slt-results   { padding: 0 20px 20px; }
    .slt-score-row { flex-wrap: wrap; }
}