/* Zamboanga Sibugay Project LPT - Presentation Generator Styles */
/* Scoped to the Teacher Tools dashboard section */

#tools-section {
    --ppt-primary: #064e3b;
    --ppt-primary-light: #065f46;
    --ppt-secondary: #10b981;
    --ppt-secondary-light: #34d399;
    --ppt-bg: #0f172a;
    --ppt-bg-2: #134e4a;
    --ppt-surface: rgba(6, 78, 59, 0.35);
    --ppt-surface-light: rgba(16, 185, 129, 0.15);
    --ppt-text: #ecfdf5;
    --ppt-muted: #a7f3d0;
    --ppt-border: rgba(16, 185, 129, 0.25);
    --ppt-rose: #fb7185;
    --ppt-rose-bg: rgba(251, 113, 133, 0.12);
    --ppt-radius: 16px;
    font-family: 'Poppins', sans-serif;
    color: var(--ppt-text);
    background: linear-gradient(135deg, #022c22 0%, #0f172a 100%);
    min-height: 100%;
    border-radius: var(--ppt-radius);
    padding: 1rem;
}

#tools-section * {
    box-sizing: border-box;
}

#tools-section h1,
#tools-section h2,
#tools-section h3,
#tools-section h4 {
    margin: 0;
    font-family: 'Poppins', sans-serif;
}

/* Header */
#tools-section .ppt-header {
    background: rgba(6, 78, 59, 0.9);
    border-bottom: 1px solid var(--ppt-border);
    padding: 1rem 1.5rem;
    border-radius: var(--ppt-radius);
    margin-bottom: 1rem;
    backdrop-filter: blur(8px);
}

#tools-section .ppt-header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
}

@media (min-width: 640px) {
    #tools-section .ppt-header-inner {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

#tools-section .ppt-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

#tools-section .ppt-brand i {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid var(--ppt-border);
    border-radius: 12px;
    color: var(--ppt-secondary);
    font-size: 1.25rem;
    animation: ppt-pulse 2s infinite;
}

#tools-section .ppt-brand h1 {
    font-size: 1.25rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #ffffff;
}

#tools-section .ppt-brand p {
    font-size: 0.65rem;
    color: var(--ppt-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

#tools-section .ppt-badge {
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid var(--ppt-border);
    color: var(--ppt-secondary-light);
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
}

/* Workspace */
#tools-section .ppt-workspace {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0.5rem 0 2rem;
}

#tools-section .ppt-panel {
    background: rgba(6, 78, 59, 0.2);
    border: 1px solid var(--ppt-border);
    border-radius: var(--ppt-radius);
    padding: 1.5rem;
}

/* Drop zone */
#tools-section .ppt-drop-zone {
    border: 2px dashed var(--ppt-border);
    border-radius: 24px;
    padding: 2.5rem 1.5rem;
    text-align: center;
    transition: all 0.2s ease;
    background: rgba(6, 78, 59, 0.12);
    position: relative;
}

#tools-section .ppt-drop-zone.ppt-dragging {
    border-color: var(--ppt-secondary);
    background: rgba(16, 185, 129, 0.2);
    transform: scale(1.01);
}

#tools-section .ppt-file-input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
}

#tools-section .ppt-drop-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    pointer-events: none;
}

#tools-section .ppt-drop-content i {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.18);
    border: 1px solid var(--ppt-border);
    border-radius: 18px;
    color: var(--ppt-secondary);
    font-size: 1.75rem;
}

#tools-section .ppt-drop-content h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: #ffffff;
}

#tools-section .ppt-drop-content p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--ppt-muted);
}

#tools-section .ppt-drop-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-top: 0.5rem;
}

#tools-section .ppt-file-info {
    margin-top: 1.25rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(6, 78, 59, 0.7);
    border: 1px solid var(--ppt-border);
    padding: 0.5rem 1rem;
    border-radius: 14px;
    font-size: 0.85rem;
    color: var(--ppt-text);
}

#tools-section .ppt-file-info i {
    color: var(--ppt-secondary);
}

#tools-section .ppt-tag {
    font-size: 0.65rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(16, 185, 129, 0.2);
    color: var(--ppt-secondary-light);
    padding: 0.2rem 0.5rem;
    border-radius: 8px;
    border: 1px solid var(--ppt-border);
    white-space: nowrap;
}

/* Manual panel */
#tools-section .ppt-manual-panel,
#tools-section .ppt-session-panel,
#tools-section .ppt-api-key-panel {
    margin-top: 1.25rem;
    background: rgba(6, 78, 59, 0.25);
    border: 1px solid var(--ppt-border);
    border-radius: var(--ppt-radius);
    padding: 1.25rem;
}

#tools-section .ppt-manual-panel label,
#tools-section .ppt-session-panel label,
#tools-section .ppt-api-key-panel label {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--ppt-secondary-light);
    margin-bottom: 0.6rem;
}

#tools-section .ppt-manual-panel label i,
#tools-section .ppt-session-panel label i,
#tools-section .ppt-api-key-panel label i {
    margin-right: 0.4rem;
    color: var(--ppt-secondary);
}

#tools-section textarea,
#tools-section select,
#tools-section input[type="password"],
#tools-section input[type="text"] {
    width: 100%;
    background: rgba(2, 44, 34, 0.6);
    border: 1px solid var(--ppt-border);
    border-radius: 12px;
    padding: 0.85rem 1rem;
    color: var(--ppt-text);
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

#tools-section textarea::placeholder,
#tools-section input::placeholder {
    color: #34d39966;
}

#tools-section textarea:focus,
#tools-section select:focus,
#tools-section input:focus {
    border-color: var(--ppt-secondary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

#tools-section textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.5;
}

#tools-section .ppt-select-wrap {
    position: relative;
}

#tools-section .ppt-select-wrap select {
    appearance: none;
    padding-right: 2.5rem;
    cursor: pointer;
}

#tools-section .ppt-select-wrap i {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--ppt-secondary);
    font-size: 0.75rem;
    pointer-events: none;
}

#tools-section .ppt-help-text {
    font-size: 0.75rem;
    color: var(--ppt-muted);
    margin: 0.4rem 0 0;
}

#tools-section .ppt-generate-wrap {
    margin-top: 1.25rem;
}

#tools-section .ppt-error {
    margin-top: 1rem;
    background: var(--ppt-rose-bg);
    border: 1px solid rgba(251, 113, 133, 0.3);
    color: #ffe4e6;
    padding: 0.9rem 1rem;
    border-radius: 12px;
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.85rem;
}

#tools-section .ppt-error i {
    color: var(--ppt-rose);
    margin-top: 0.15rem;
    flex-shrink: 0;
}

/* Buttons */
#tools-section .ppt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: none;
    border-radius: 12px;
    padding: 0.65rem 1rem;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    transition: transform 0.15s, filter 0.15s, background 0.2s;
    white-space: nowrap;
}

#tools-section .ppt-btn:hover {
    filter: brightness(1.1);
}

#tools-section .ppt-btn:active {
    transform: scale(0.98);
}

#tools-section .ppt-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

#tools-section .ppt-btn-primary {
    background: var(--ppt-primary-light);
    color: #ffffff;
}

#tools-section .ppt-btn-secondary {
    background: rgba(6, 78, 59, 0.6);
    color: var(--ppt-muted);
    border: 1px solid var(--ppt-border);
}

#tools-section .ppt-btn-gradient {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(90deg, var(--ppt-secondary) 0%, #14b8a6 100%);
    color: #ffffff;
    font-size: 1rem;
    border-radius: 16px;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.25);
}

#tools-section .ppt-btn-toggle {
    background: transparent;
    color: var(--ppt-muted);
    border: 1px solid transparent;
    padding: 0.55rem 0.9rem;
    border-radius: 10px;
}

#tools-section .ppt-btn-toggle.active {
    background: rgba(16, 185, 129, 0.2);
    color: #ffffff;
    border-color: var(--ppt-border);
    box-shadow: inset 0 1px 4px rgba(0,0,0,0.2);
}

/* Loading */
#tools-section .ppt-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 1rem;
    background: rgba(6, 78, 59, 0.15);
    border: 1px solid var(--ppt-border);
    border-radius: var(--ppt-radius);
    margin: 1rem 0;
    text-align: center;
}

#tools-section .ppt-spinner {
    position: relative;
    width: 64px;
    height: 64px;
}

#tools-section .ppt-spinner::before,
#tools-section .ppt-spinner::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 4px solid rgba(16, 185, 129, 0.25);
}

#tools-section .ppt-spinner::after {
    border-top-color: var(--ppt-secondary);
    animation: ppt-spin 1s linear infinite;
}

#tools-section .ppt-loading h3 {
    font-size: 1.25rem;
    color: #ffffff;
    margin-top: 1.5rem;
}

#tools-section .ppt-loading p {
    font-size: 0.85rem;
    color: var(--ppt-muted);
    margin-top: 0.5rem;
    max-width: 500px;
}

/* Result panel */
#tools-section .ppt-result-panel {
    animation: ppt-fadeIn 0.4s ease;
}

#tools-section .ppt-action-ribbon {
    background: rgba(6, 78, 59, 0.35);
    border: 1px solid var(--ppt-border);
    border-radius: var(--ppt-radius);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    #tools-section .ppt-action-ribbon {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

#tools-section .ppt-action-ribbon h2 {
    font-size: 1.4rem;
    color: #ffffff;
    margin-top: 0.5rem;
}

#tools-section .ppt-action-ribbon p {
    font-size: 0.8rem;
    color: var(--ppt-muted);
    margin: 0.25rem 0 0;
}

#tools-section .ppt-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

#tools-section .ppt-tag-subject {
    background: rgba(16, 185, 129, 0.2);
    color: var(--ppt-secondary-light);
    border-color: var(--ppt-border);
}

#tools-section .ppt-tag-session {
    background: rgba(20, 184, 166, 0.2);
    color: #5eead4;
    border-color: rgba(20, 184, 166, 0.3);
}

#tools-section .ppt-action-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

#tools-section .ppt-layout-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    background: rgba(6, 78, 59, 0.25);
    border: 1px solid var(--ppt-border);
    border-radius: 12px;
    padding: 0.5rem;
    margin-bottom: 1rem;
}

#tools-section .ppt-layout-controls > div:first-child {
    display: flex;
    gap: 0.25rem;
}

/* Slides grid */
#tools-section .ppt-slides-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 768px) {
    #tools-section .ppt-slides-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

#tools-section .ppt-slide-card {
    background: rgba(6, 78, 59, 0.25);
    border: 1px solid var(--ppt-border);
    border-radius: var(--ppt-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s, transform 0.2s;
}

#tools-section .ppt-slide-card:hover {
    border-color: rgba(16, 185, 129, 0.5);
    transform: translateY(-2px);
}

#tools-section .ppt-slide-header {
    background: rgba(6, 78, 59, 0.35);
    border-bottom: 1px solid var(--ppt-border);
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#tools-section .ppt-slide-part {
    font-size: 0.65rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--ppt-secondary);
}

#tools-section .ppt-slide-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#tools-section .ppt-slide-number {
    font-size: 0.65rem;
    background: rgba(2, 44, 34, 0.6);
    color: var(--ppt-muted);
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    border: 1px solid var(--ppt-border);
    font-family: monospace;
}

#tools-section .ppt-slide-delete {
    background: transparent;
    border: none;
    color: var(--ppt-muted);
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.2s;
}

#tools-section .ppt-slide-delete:hover {
    color: var(--ppt-rose);
}

#tools-section .ppt-slide-body {
    padding: 1rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

#tools-section .ppt-slide-title {
    font-size: 1rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.35;
}

#tools-section .ppt-slide-title-input {
    width: 100%;
    background: rgba(2, 44, 34, 0.5);
    border: 1px solid var(--ppt-border);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    color: #ffffff;
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
}

#tools-section .ppt-points-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

#tools-section .ppt-point-row {
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
}

#tools-section .ppt-point-row span {
    color: var(--ppt-secondary);
    font-size: 0.85rem;
    margin-top: 0.2rem;
}

#tools-section .ppt-point-row p {
    margin: 0;
    font-size: 0.8rem;
    color: #d1fae5;
    line-height: 1.5;
    flex-grow: 1;
}

#tools-section .ppt-point-row textarea {
    flex-grow: 1;
    min-height: 60px;
    font-size: 0.8rem;
    padding: 0.5rem;
}

#tools-section .ppt-point-row button {
    background: transparent;
    border: none;
    color: var(--ppt-rose);
    cursor: pointer;
    font-size: 1rem;
    padding: 0.25rem;
    line-height: 1;
}

#tools-section .ppt-add-point {
    background: transparent;
    border: none;
    color: var(--ppt-secondary-light);
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0;
}

#tools-section .ppt-add-point:hover {
    color: #ffffff;
}

#tools-section .ppt-visual-segment {
    padding: 1rem;
    background: rgba(6, 78, 59, 0.15);
    border-top: 1px solid var(--ppt-border);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

#tools-section .ppt-visual-preview {
    position: relative;
    aspect-ratio: 16/9;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(2, 44, 34, 0.5);
    border: 1px solid var(--ppt-border);
}

#tools-section .ppt-visual-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#tools-section .ppt-visual-fallback {
    padding: 1rem;
    font-size: 0.7rem;
    color: var(--ppt-muted);
    line-height: 1.45;
    height: 100%;
    overflow: auto;
}

#tools-section .ppt-visual-fallback strong {
    display: block;
    color: var(--ppt-secondary);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.6rem;
}

#tools-section .ppt-generated-label {
    position: absolute;
    bottom: 0.5rem;
    right: 0.5rem;
    background: rgba(6, 78, 59, 0.9);
    border: 1px solid var(--ppt-border);
    color: var(--ppt-muted);
    font-size: 0.6rem;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-family: monospace;
}

#tools-section .ppt-generate-visual-btn {
    width: 100%;
    padding: 0.6rem;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid var(--ppt-border);
    color: var(--ppt-secondary-light);
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    transition: background 0.2s;
}

#tools-section .ppt-generate-visual-btn:hover:not(:disabled) {
    background: rgba(16, 185, 129, 0.25);
}

#tools-section .ppt-generate-visual-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Slideshow modal */
#ppt-slideshow-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: #0c0a09;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    font-family: 'Poppins', sans-serif;
}

#ppt-slideshow-modal .ppt-slide-topbar {
    background: rgba(6, 78, 59, 0.95);
    border-bottom: 1px solid var(--ppt-border);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#ppt-slideshow-modal .ppt-slide-topbar span {
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--ppt-secondary);
    display: block;
}

#ppt-slideshow-modal .ppt-slide-topbar h3 {
    font-size: 0.95rem;
    color: #ffffff;
    margin-top: 0.25rem;
    max-width: 70vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#ppt-slideshow-modal .ppt-slide-topbar-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

#ppt-slideshow-modal .ppt-slide-counter {
    font-size: 0.8rem;
    background: rgba(2, 44, 34, 0.7);
    border: 1px solid var(--ppt-border);
    color: var(--ppt-text);
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-family: monospace;
}

#ppt-slideshow-modal .ppt-close-btn {
    background: transparent;
    border: none;
    color: var(--ppt-muted);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem;
}

#ppt-slideshow-modal .ppt-close-btn:hover {
    color: #ffffff;
}

#ppt-slideshow-modal .ppt-slide-stage {
    flex-grow: 1;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

#ppt-slideshow-modal .ppt-slide-canvas {
    width: 100%;
    max-width: 1200px;
    min-height: 450px;
    background: rgba(6, 78, 59, 0.12);
    border: 1px solid var(--ppt-border);
    border-radius: 24px;
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    align-items: center;
}

@media (min-width: 768px) {
    #ppt-slideshow-modal .ppt-slide-canvas.ppt-has-image {
        grid-template-columns: 7fr 5fr;
    }
}

#ppt-slideshow-modal .ppt-slide-canvas h2 {
    font-size: clamp(1.8rem, 4vw, 3.2rem);
    color: #ffffff;
    line-height: 1.15;
    font-weight: 900;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

#ppt-slideshow-modal .ppt-slide-points {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--ppt-border);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#ppt-slideshow-modal .ppt-slide-point {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

#ppt-slideshow-modal .ppt-slide-point span {
    color: var(--ppt-secondary);
    font-size: 1.25rem;
    line-height: 1;
}

#ppt-slideshow-modal .ppt-slide-point p {
    margin: 0;
    font-size: clamp(1rem, 2vw, 1.35rem);
    color: #d1fae5;
    line-height: 1.45;
    font-weight: 500;
}

#ppt-slideshow-modal .ppt-slide-image-box {
    aspect-ratio: 16/9;
    background: rgba(2, 44, 34, 0.5);
    border: 1px solid var(--ppt-border);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

#ppt-slideshow-modal .ppt-slide-image-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#ppt-slideshow-modal .ppt-slide-image-box .ppt-no-image {
    font-size: 0.8rem;
    color: var(--ppt-muted);
    text-align: center;
    padding: 1rem;
    font-style: italic;
}

#ppt-slideshow-modal .ppt-slide-bottombar {
    background: rgba(6, 78, 59, 0.95);
    border-top: 1px solid var(--ppt-border);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

#ppt-slideshow-modal .ppt-nav-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 auto;
}

#ppt-slideshow-modal .ppt-nav-btn {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid var(--ppt-border);
    color: #ffffff;
    padding: 0.6rem 1rem;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: background 0.2s;
}

#ppt-slideshow-modal .ppt-nav-btn:hover:not(:disabled) {
    background: rgba(16, 185, 129, 0.35);
}

#ppt-slideshow-modal .ppt-nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

#ppt-slideshow-modal .ppt-slide-select {
    background: rgba(2, 44, 34, 0.7);
    border: 1px solid var(--ppt-border);
    color: var(--ppt-text);
    padding: 0.5rem;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.8rem;
    min-width: 120px;
    max-width: 180px;
}

#ppt-slideshow-modal .ppt-tip {
    font-size: 0.7rem;
    color: var(--ppt-muted);
    display: none;
}

@media (min-width: 640px) {
    #ppt-slideshow-modal .ppt-tip {
        display: block;
    }
}

/* Animations */
@keyframes ppt-spin {
    to { transform: rotate(360deg); }
}

@keyframes ppt-fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes ppt-pulse {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
}