/* ============================================
   Twitter to MP3 Converter
   Prefix: ttm-
   Light mode default, full dark mode support
   ============================================ */

:root {
    --ttm-primary:        #3399cc;
    --ttm-primary-dark:   #2980b9;
    --ttm-primary-light:  #e0f2fe;
    --ttm-success:        #339966;
    --ttm-success-light:  #d1fae5;
    --ttm-danger:         #e64e4e;
    --ttm-danger-light:   #fee2e2;
    --ttm-warning:        #f59e0b;

    --ttm-bg:             #f0f9ff;
    --ttm-bg-elevated:    #ffffff;
    --ttm-bg-secondary:   #e0f2fe;
    --ttm-bg-tertiary:    #bae6fd;

    --ttm-text:           #0c4a6e;
    --ttm-text-muted:     #6b7280;
    --ttm-border:         #bae6fd;

    --ttm-shadow-sm:      0 1px 3px rgba(0,0,0,0.08);
    --ttm-shadow-md:      0 4px 6px -1px rgba(0,0,0,0.1);
    --ttm-shadow-lg:      0 10px 15px -3px rgba(0,0,0,0.12);

    --ttm-radius-sm:      6px;
    --ttm-radius-md:      12px;
    --ttm-radius-lg:      16px;
    --ttm-radius-xl:      24px;
    --ttm-radius-full:    9999px;

    --ttm-speed:          0.22s;
}

[data-theme="dark"] {
    --ttm-primary:        #60a5fa;
    --ttm-primary-dark:   #3b82f6;
    --ttm-primary-light:  rgba(96,165,250,0.15);
    --ttm-success:        #34d399;
    --ttm-success-light:  rgba(52,211,153,0.15);
    --ttm-danger:         #f87171;
    --ttm-danger-light:   rgba(248,113,113,0.15);

    --ttm-bg:             #0c1929;
    --ttm-bg-elevated:    #152238;
    --ttm-bg-secondary:   #1e3a5f;
    --ttm-bg-tertiary:    #264a6e;

    --ttm-text:           #e0f2fe;
    --ttm-text-muted:     #a8a8b3;
    --ttm-border:         #264a6e;

    --ttm-shadow-sm:      0 1px 3px rgba(0,0,0,0.3);
    --ttm-shadow-md:      0 4px 6px -1px rgba(0,0,0,0.4);
    --ttm-shadow-lg:      0 10px 15px -3px rgba(0,0,0,0.4);
}

/* ── Container ── */
.tool-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
    overflow: visible !important;
}

/* ── Header ── */
.tool-header {
    text-align: center;
    margin-bottom: 2rem;
}

.tool-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin: 0 0 0.75rem;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--ttm-primary);
}

.tool-title i { color: var(--ttm-primary); }

.tool-description {
    max-width: 800px;
    margin: 0 auto;
    color: var(--ttm-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.tool-description a {
    color: var(--ttm-primary);
    text-decoration: none;
}
.tool-description a:hover { text-decoration: underline; }

/* ── Input Section ── */
.ttm-input-section {
    background: var(--ttm-bg-elevated);
    border-radius: var(--ttm-radius-lg);
    padding: 2rem;
    box-shadow: var(--ttm-shadow-md);
    margin-bottom: 1.5rem;
    border: 1px solid var(--ttm-border);
}

.ttm-input-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--ttm-text);
    font-weight: 600;
    font-size: 1.05rem;
}

.ttm-input-header i { color: var(--ttm-primary); }

.ttm-url-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.ttm-url-input {
    flex: 1 1 0%;
    min-width: 0;
    padding: 0.875rem 1rem;
    border: 2px solid var(--ttm-border);
    border-radius: var(--ttm-radius-md);
    font-size: 0.95rem;
    background: var(--ttm-bg-elevated);
    color: var(--ttm-text);
    outline: none;
    transition: border-color var(--ttm-speed), box-shadow var(--ttm-speed);
}
.ttm-url-input:focus {
    border-color: var(--ttm-primary);
    box-shadow: 0 0 0 3px rgba(51,153,204,0.15);
}
.ttm-url-input::placeholder { color: var(--ttm-text-muted); opacity: 0.6; }

.ttm-paste-btn {
    flex: 0 0 46px;
    height: 46px;
    background: var(--ttm-bg-secondary);
    border: 2px solid var(--ttm-border);
    border-radius: var(--ttm-radius-md);
    color: var(--ttm-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--ttm-speed);
}
.ttm-paste-btn:hover {
    color: var(--ttm-primary);
    background: var(--ttm-primary-light);
    border-color: var(--ttm-primary);
}
.ttm-paste-btn i { width: 18px; height: 18px; }

/* ── Hints ── */
.ttm-hints {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}
.ttm-hint {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    color: var(--ttm-text-muted);
}

/* ── Quality Selector ── */
.ttm-quality-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
    padding: 1rem 1.25rem;
    background: var(--ttm-bg-secondary);
    border-radius: var(--ttm-radius-md);
}

.ttm-quality-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ttm-text);
    white-space: nowrap;
}
.ttm-quality-label i { color: var(--ttm-primary); }

.ttm-quality-options {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.ttm-quality-opt {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.1rem;
    padding: 0.6rem 1.1rem;
    background: var(--ttm-bg-elevated);
    border: 2px solid var(--ttm-border);
    border-radius: var(--ttm-radius-md);
    cursor: pointer;
    transition: all var(--ttm-speed);
    min-width: 90px;
}
.ttm-quality-opt:hover {
    border-color: var(--ttm-primary);
    background: var(--ttm-primary-light);
}
.ttm-quality-opt input[type="radio"] {
    display: none;
}
.ttm-quality-opt span {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--ttm-text);
}
.ttm-quality-opt small {
    font-size: 0.72rem;
    color: var(--ttm-text-muted);
}
.ttm-quality-opt--default {
    border-color: var(--ttm-primary);
}
.ttm-quality-opt.ttm-selected,
.ttm-quality-opt:has(input:checked) {
    border-color: var(--ttm-primary);
    background: var(--ttm-primary-light);
}
.ttm-quality-opt:has(input:checked) span { color: var(--ttm-primary); }

/* ── Buttons ── */
.ttm-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: var(--ttm-radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--ttm-speed);
}
.ttm-btn-primary {
    width: 100%;
    background: var(--ttm-primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(51,153,204,0.25);
    margin-bottom: 1rem;
}
.ttm-btn-primary:hover {
    background: var(--ttm-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(51,153,204,0.35);
}
.ttm-btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}
.ttm-btn-success {
    background: var(--ttm-success);
    color: #fff;
    box-shadow: 0 4px 14px rgba(51,153,102,0.25);
}
.ttm-btn-success:hover {
    filter: brightness(1.08);
    transform: translateY(-1px);
}
.ttm-btn-outline {
    background: transparent;
    color: var(--ttm-primary);
    border: 2px solid var(--ttm-primary);
}
.ttm-btn-outline:hover {
    background: var(--ttm-primary-light);
}
.ttm-btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* ── Supported tags ── */
.ttm-supported {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}
.ttm-supported-label {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.8rem;
    color: var(--ttm-text-muted);
}
.ttm-supported-label i { color: var(--ttm-success); }
.ttm-tag {
    padding: 0.2rem 0.6rem;
    background: var(--ttm-bg-secondary);
    border-radius: var(--ttm-radius-full);
    font-size: 0.78rem;
    color: var(--ttm-text-muted);
    border: 1px solid var(--ttm-border);
}

/* ── Loading ── */
.ttm-loading {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--ttm-bg-elevated);
    border-radius: var(--ttm-radius-lg);
    border: 1px solid var(--ttm-border);
    margin-bottom: 1.5rem;
}
.ttm-spinner {
    width: 44px;
    height: 44px;
    border: 4px solid var(--ttm-bg-secondary);
    border-top-color: var(--ttm-primary);
    border-radius: 50%;
    animation: ttm-spin 0.8s linear infinite;
    margin: 0 auto 1rem;
}
@keyframes ttm-spin { to { transform: rotate(360deg); } }
.ttm-loading-text {
    font-weight: 600;
    color: var(--ttm-text);
    margin: 0 0 0.25rem;
}
.ttm-loading-sub {
    font-size: 0.875rem;
    color: var(--ttm-text-muted);
    margin: 0;
}

/* ── Result Card ── */
.ttm-result {
    margin-bottom: 1.5rem;
}
.ttm-result-card {
    background: var(--ttm-bg-elevated);
    border-radius: var(--ttm-radius-lg);
    border: 1px solid var(--ttm-border);
    box-shadow: var(--ttm-shadow-md);
    overflow: hidden;
}
.ttm-result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background: var(--ttm-bg-secondary);
    gap: 1rem;
    flex-wrap: wrap;
}
.ttm-result-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--ttm-text);
}
.ttm-result-title i { color: var(--ttm-success); }
.ttm-result-body {
    padding: 1.5rem;
}

/* Tweet meta */
.ttm-tweet-meta {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    background: var(--ttm-bg-secondary);
    border-radius: var(--ttm-radius-md);
    margin-bottom: 1.25rem;
}
.ttm-tweet-meta i {
    color: var(--ttm-primary);
    flex-shrink: 0;
    margin-top: 2px;
}
.ttm-tweet-author {
    font-weight: 700;
    color: var(--ttm-primary);
    font-size: 0.9rem;
}
.ttm-tweet-text {
    font-size: 0.875rem;
    color: var(--ttm-text-muted);
    margin: 0.2rem 0 0;
    line-height: 1.5;
}

/* Audio info bar */
.ttm-audio-info {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.25rem;
}
.ttm-audio-stat {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.875rem;
    color: var(--ttm-text-muted);
    background: var(--ttm-bg-secondary);
    padding: 0.4rem 0.875rem;
    border-radius: var(--ttm-radius-full);
}
.ttm-audio-stat i { color: var(--ttm-primary); width: 14px; height: 14px; }
.ttm-audio-stat strong { color: var(--ttm-text); }

/* Progress bar (during conversion) */
.ttm-progress-wrap {
    margin-bottom: 1.25rem;
    display: none;
}
.ttm-progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--ttm-text-muted);
    margin-bottom: 0.4rem;
}
.ttm-progress-bar {
    height: 6px;
    background: var(--ttm-bg-secondary);
    border-radius: var(--ttm-radius-full);
    overflow: hidden;
}
.ttm-progress-fill {
    height: 100%;
    background: var(--ttm-primary);
    border-radius: var(--ttm-radius-full);
    transition: width 0.4s ease;
    width: 0%;
}

/* Action buttons */
.ttm-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}
.ttm-actions .ttm-btn { flex: 1; min-width: 160px; }

/* MP3 Cutter CTA */
.ttm-cutter-cta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.1rem;
    background: var(--ttm-bg-secondary);
    border-radius: var(--ttm-radius-md);
    margin-top: 1rem;
    text-decoration: none;
    color: var(--ttm-text);
    transition: all var(--ttm-speed);
    border: 1px solid var(--ttm-border);
}
.ttm-cutter-cta:hover {
    border-color: var(--ttm-primary);
    background: var(--ttm-primary-light);
}
.ttm-cutter-cta-icon {
    width: 36px;
    height: 36px;
    background: var(--ttm-primary);
    border-radius: var(--ttm-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #fff;
}
.ttm-cutter-cta-text strong {
    display: block;
    font-size: 0.9rem;
    color: var(--ttm-text);
}
.ttm-cutter-cta-text span {
    font-size: 0.8rem;
    color: var(--ttm-text-muted);
}
.ttm-cutter-cta-arrow { margin-left: auto; color: var(--ttm-text-muted); }

/* Success download state */
.ttm-download-success {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    background: var(--ttm-success-light);
    border-radius: var(--ttm-radius-md);
    color: var(--ttm-success);
    font-weight: 500;
    margin-bottom: 1rem;
}
.ttm-download-success i { flex-shrink: 0; }

/* New URL button */
.ttm-new-url-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.45rem 1rem;
    background: var(--ttm-bg-secondary);
    border: 1px solid var(--ttm-border);
    border-radius: var(--ttm-radius-full);
    font-size: 0.85rem;
    color: var(--ttm-text);
    cursor: pointer;
    transition: all var(--ttm-speed);
}
.ttm-new-url-btn:hover {
    border-color: var(--ttm-primary);
    color: var(--ttm-primary);
}

/* ── Error ── */
.ttm-error {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: var(--ttm-danger-light);
    border-radius: var(--ttm-radius-md);
    color: var(--ttm-danger);
    margin-bottom: 1.5rem;
    max-width: 860px;
    margin-left: auto;
    margin-right: auto;
}
.ttm-error i { flex-shrink: 0; margin-top: 1px; }
.ttm-error span { flex: 1; line-height: 1.5; font-size: 0.9rem; }
.ttm-error span a { color: var(--ttm-danger); font-weight: 600; }
.ttm-error-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--ttm-danger);
    padding: 0;
    flex-shrink: 0;
    opacity: 0.6;
    display: flex;
    align-items: center;
}
.ttm-error-close:hover { opacity: 1; }

/* ── Related Tools ── */
.ttm-related-tools {
    max-width: 1000px;
    margin: 0 auto 2rem;
    padding: 0 2rem;
}
.ttm-related-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    padding: 1.1rem 1.25rem;
    background: var(--ttm-bg-elevated);
    border-radius: var(--ttm-radius-lg);
    border: 1px solid var(--ttm-border);
    box-shadow: var(--ttm-shadow-sm);
}
.ttm-related-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ttm-text-muted);
    white-space: nowrap;
}
.ttm-related-label i { color: var(--ttm-primary); }
.ttm-related-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.ttm-related-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.45rem 0.9rem;
    background: var(--ttm-bg-secondary);
    border-radius: var(--ttm-radius-full);
    color: var(--ttm-text);
    text-decoration: none;
    font-size: 0.85rem;
    border: 1px solid var(--ttm-border);
    transition: all var(--ttm-speed);
}
.ttm-related-link:hover {
    background: var(--ttm-primary-light);
    color: var(--ttm-primary);
    border-color: var(--ttm-primary);
}

/* ── Info Sections ── */
.ttm-info-sections {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem 3rem;
}
.ttm-info-card {
    background: var(--ttm-bg-elevated);
    border: 1px solid var(--ttm-border);
    border-radius: var(--ttm-radius-xl);
    padding: 2rem;
    margin-bottom: 1.5rem;
}
.ttm-info-card h2 {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--ttm-text);
    margin: 0 0 1.25rem;
}
.ttm-info-card h2 i { color: var(--ttm-primary); }
.ttm-info-card p {
    color: var(--ttm-text-muted);
    line-height: 1.7;
    margin: 0 0 0.75rem;
}
.ttm-info-card a {
    color: var(--ttm-primary);
    text-decoration: none;
}
.ttm-info-card a:hover { text-decoration: underline; }

/* Steps */
.ttm-steps {
    padding: 0 0 0 1.5rem;
    margin: 0;
    counter-reset: ttm-step;
    list-style: none;
}
.ttm-steps li {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: 0.875rem;
    color: var(--ttm-text-muted);
    line-height: 1.6;
    counter-increment: ttm-step;
}
.ttm-steps li::before {
    content: counter(ttm-step);
    position: absolute;
    left: 0;
    top: 0;
    width: 26px;
    height: 26px;
    background: var(--ttm-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
}
.ttm-steps li strong { color: var(--ttm-text); }

/* Features Grid */
.ttm-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}
.ttm-feature {
    padding: 1.25rem;
    background: var(--ttm-bg-secondary);
    border-radius: var(--ttm-radius-md);
}
.ttm-feature i { color: var(--ttm-primary); display: block; margin-bottom: 0.625rem; }
.ttm-feature h4 {
    margin: 0 0 0.35rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--ttm-text);
}
.ttm-feature p {
    font-size: 0.83rem;
    margin: 0;
    line-height: 1.5;
}

/* Use Cases */
.ttm-usecases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 0.75rem;
    margin: 1rem 0;
}
.ttm-usecase {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 0.9rem;
    background: var(--ttm-bg-secondary);
    border-radius: var(--ttm-radius-md);
    font-size: 0.875rem;
    color: var(--ttm-text);
}
.ttm-usecase i { color: var(--ttm-primary); flex-shrink: 0; }
.ttm-usecase a { color: var(--ttm-primary); text-decoration: none; }
.ttm-usecase a:hover { text-decoration: underline; }

/* FAQ */
.ttm-faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.ttm-faq-item {
    background: var(--ttm-bg-secondary);
    border-radius: var(--ttm-radius-md);
    overflow: hidden;
}
.ttm-faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.95rem 1.25rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.93rem;
    font-weight: 600;
    color: var(--ttm-text);
    text-align: left;
    gap: 1rem;
    transition: background var(--ttm-speed);
}
.ttm-faq-question:hover { background: var(--ttm-bg-tertiary); }
.ttm-faq-question i {
    color: var(--ttm-text-muted);
    flex-shrink: 0;
    transition: transform 0.3s;
}
.ttm-faq-item.open .ttm-faq-question i { transform: rotate(180deg); }
.ttm-faq-answer {
    display: none;
    padding: 0 1.25rem 1rem;
}
.ttm-faq-item.open .ttm-faq-answer { display: block; }
.ttm-faq-answer p {
    font-size: 0.88rem;
    color: var(--ttm-text-muted);
    line-height: 1.65;
    margin: 0;
}
.ttm-faq-answer a { color: var(--ttm-primary); text-decoration: none; }
.ttm-faq-answer a:hover { text-decoration: underline; }

/* ── Responsive ── */
@media (max-width: 768px) {
    .tool-container { padding: 1rem; }
    .tool-title { font-size: 1.35rem; }
    .ttm-input-section { padding: 1.25rem; }
    .ttm-quality-row { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
    .ttm-actions { flex-direction: column; }
    .ttm-actions .ttm-btn { flex: unset; width: 100%; }
    .ttm-related-tools { padding: 0 1rem; }
    .ttm-info-sections { padding: 0 1rem 2rem; }
    .ttm-info-card { padding: 1.25rem; }
    .ttm-features-grid { grid-template-columns: 1fr 1fr; }
    .ttm-usecases-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .ttm-features-grid { grid-template-columns: 1fr; }
    .ttm-quality-options { flex-direction: column; width: 100%; }
    .ttm-quality-opt { flex-direction: row; min-width: unset; width: 100%; justify-content: flex-start; gap: 0.5rem; }
}