body.pptx-body {
    margin: 0;
}

.pptx-app,
.pptx-app *,
.pptx-app *::before,
.pptx-app *::after {
    box-sizing: border-box;
}

.pptx-app {
    --pptx-bg: #eef5fb;
    --pptx-bg-soft: rgba(255, 255, 255, 0.84);
    --pptx-surface: #ffffff;
    --pptx-surface-soft: #f6fbff;
    --pptx-border: rgba(12, 69, 114, 0.12);
    --pptx-border-strong: rgba(12, 69, 114, 0.24);
    --pptx-text: #16324b;
    --pptx-text-soft: #537089;
    --pptx-primary: #0f4c81;
    --pptx-primary-strong: #0a3d69;
    --pptx-accent: #1f8f84;
    --pptx-accent-soft: rgba(31, 143, 132, 0.12);
    --pptx-success: #117a56;
    --pptx-error: #b53a3a;
    --pptx-warning: #8a6400;
    --pptx-shadow: 0 24px 60px rgba(11, 56, 92, 0.12);
    min-height: 100vh;
    color: var(--pptx-text);
    font-family: "Aptos", "Segoe UI", "Trebuchet MS", "Helvetica Neue", Arial, sans-serif;
    background:
        radial-gradient(circle at top left, rgba(15, 76, 129, 0.16), transparent 38%),
        radial-gradient(circle at top right, rgba(31, 143, 132, 0.14), transparent 34%),
        linear-gradient(180deg, #f4f8fc 0%, #eaf2f8 40%, #eef5fb 100%);
}

.pptx-shell {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

.pptx-hero {
    padding: 28px 0 40px;
}

.pptx-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-bottom: 36px;
}

.pptx-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.pptx-brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--pptx-primary), var(--pptx-accent));
    color: #ffffff;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.pptx-brand-text {
    font-size: 0.98rem;
    font-weight: 700;
}

.pptx-nav {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 14px;
}

.pptx-nav-link {
    padding: 10px 12px;
    border-radius: 999px;
    color: var(--pptx-text-soft);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
}

.pptx-nav-link:hover {
    color: var(--pptx-primary);
    background: rgba(15, 76, 129, 0.08);
}

.pptx-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.9fr);
    gap: 28px;
    align-items: start;
}

.pptx-eyebrow,
.pptx-section-tag {
    margin: 0 0 12px;
    color: var(--pptx-primary);
    font-size: 0.84rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.pptx-hero-title {
    margin: 0;
    font-size: clamp(2.2rem, 5vw, 4.3rem);
    line-height: 1.06;
    letter-spacing: -0.03em;
}

.pptx-hero-text,
.pptx-copy-text,
.pptx-panel-note,
.pptx-footer-copy {
    margin: 0;
    color: var(--pptx-text-soft);
    line-height: 1.7;
    font-size: 1rem;
}

.pptx-hero-text {
    margin-top: 18px;
    max-width: 700px;
    font-size: 1.08rem;
}

.pptx-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
}

.pptx-chip {
    display: inline-flex;
    align-items: center;
    padding: 9px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(12, 69, 114, 0.1);
    color: var(--pptx-text);
    font-size: 0.92rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.pptx-hero-actions,
.pptx-action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.pptx-hero-actions {
    margin-top: 26px;
}

.pptx-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 20px;
    border: 0;
    border-radius: 14px;
    font: inherit;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.pptx-button:hover {
    transform: translateY(-1px);
}

.pptx-button-primary {
    background: linear-gradient(135deg, var(--pptx-primary), #13619f);
    color: #ffffff;
    box-shadow: 0 14px 32px rgba(15, 76, 129, 0.22);
}

.pptx-button-primary:hover {
    box-shadow: 0 18px 34px rgba(15, 76, 129, 0.28);
}

.pptx-button-secondary {
    background: rgba(255, 255, 255, 0.76);
    color: var(--pptx-primary);
    border: 1px solid rgba(15, 76, 129, 0.12);
}

.pptx-button-tertiary {
    background: rgba(15, 76, 129, 0.06);
    color: var(--pptx-primary);
    border: 1px solid rgba(15, 76, 129, 0.12);
}

.pptx-button-download {
    width: 100%;
    background: linear-gradient(135deg, #16895f, #0e6d4a);
    color: #ffffff;
    box-shadow: 0 14px 28px rgba(17, 122, 86, 0.2);
}

.pptx-button.is-disabled,
.pptx-button[disabled] {
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.55;
}

.pptx-point-list,
.pptx-feature-list,
.pptx-step-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.pptx-point-list {
    display: grid;
    gap: 12px;
    margin-top: 24px;
}

.pptx-point-item {
    position: relative;
    padding-left: 18px;
    color: var(--pptx-text);
    line-height: 1.6;
}

.pptx-point-item::before {
    content: "";
    position: absolute;
    top: 0.72em;
    left: 0;
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--pptx-primary), var(--pptx-accent));
}

.pptx-hero-panel,
.pptx-card,
.pptx-feature-card,
.pptx-note-card,
.pptx-faq-card {
    background: var(--pptx-bg-soft);
    border: 1px solid var(--pptx-border);
    border-radius: 28px;
    box-shadow: var(--pptx-shadow);
    backdrop-filter: blur(16px);
}

.pptx-hero-panel {
    padding: 26px;
}

.pptx-panel-title,
.pptx-section-title {
    margin: 0;
    line-height: 1.2;
}

.pptx-panel-title {
    font-size: 1.2rem;
}

.pptx-section-title {
    font-size: clamp(1.7rem, 3vw, 2.5rem);
}

.pptx-summary-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.pptx-summary-card {
    padding: 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.84);
    border: 1px solid rgba(12, 69, 114, 0.08);
}

.pptx-summary-label {
    display: block;
    color: var(--pptx-text-soft);
    font-size: 0.86rem;
    font-weight: 700;
}

.pptx-summary-value {
    display: block;
    margin-top: 8px;
    font-size: 1rem;
    line-height: 1.45;
}

.pptx-panel-note {
    margin-top: 18px;
}

.pptx-main {
    padding-bottom: 54px;
}

.pptx-workspace,
.pptx-feature-grid,
.pptx-note-grid,
.pptx-faq-grid {
    display: grid;
    gap: 22px;
}

.pptx-workspace {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
}

.pptx-card {
    padding: 28px;
}

.pptx-card-stack,
.pptx-tool-stack {
    display: grid;
    gap: 18px;
}

.pptx-card-copy {
    align-self: start;
}

.pptx-card-head {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 18px;
    margin-bottom: 18px;
}

.pptx-session-note {
    margin: 0;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(15, 76, 129, 0.08);
    color: var(--pptx-primary);
    font-size: 0.9rem;
    font-weight: 700;
}

.pptx-info-block {
    padding: 20px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.76);
    border: 1px solid rgba(12, 69, 114, 0.08);
}

.pptx-subtitle,
.pptx-status-title {
    margin: 0;
    font-size: 1.1rem;
    line-height: 1.35;
}

.pptx-feature-list {
    display: grid;
    gap: 12px;
    margin-top: 14px;
}

.pptx-feature-item {
    padding-left: 18px;
    position: relative;
    color: var(--pptx-text-soft);
    line-height: 1.65;
}

.pptx-feature-item::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--pptx-accent);
    font-weight: 800;
}

.pptx-upload-surface {
    width: 100%;
    padding: 26px 18px;
    border: 2px dashed rgba(15, 76, 129, 0.28);
    border-radius: 24px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(237, 247, 255, 0.96));
    color: var(--pptx-text);
    text-align: center;
    cursor: pointer;
}

.pptx-upload-surface.is-dragover {
    border-color: var(--pptx-accent);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(226, 249, 246, 0.98));
}

.pptx-upload-surface.is-busy {
    cursor: wait;
}

.pptx-upload-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 58px;
    height: 58px;
    margin-bottom: 12px;
    border-radius: 18px;
    background: rgba(15, 76, 129, 0.08);
    color: var(--pptx-primary);
    font-size: 1.8rem;
    font-weight: 800;
}

.pptx-upload-title,
.pptx-upload-hint {
    display: block;
}

.pptx-upload-title {
    font-size: 1.06rem;
    font-weight: 700;
    line-height: 1.5;
}

.pptx-upload-hint {
    margin-top: 8px;
    color: var(--pptx-text-soft);
    line-height: 1.5;
}

.pptx-file-meta,
.pptx-result-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 0;
}

.pptx-result-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pptx-file-meta-item,
.pptx-result-meta-item {
    padding: 16px;
    margin: 0;
    border-radius: 18px;
    background: var(--pptx-surface-soft);
    border: 1px solid rgba(12, 69, 114, 0.08);
}

.pptx-meta-label {
    color: var(--pptx-text-soft);
    font-size: 0.84rem;
    font-weight: 700;
}

.pptx-meta-value {
    margin: 8px 0 0;
    line-height: 1.55;
    font-weight: 700;
    word-break: break-word;
}

.pptx-inline-note {
    margin: 0;
    min-height: 1.5em;
    color: var(--pptx-text-soft);
    line-height: 1.6;
}

.pptx-status-card,
.pptx-result-card {
    padding: 20px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(12, 69, 114, 0.1);
}

.pptx-status-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.pptx-state-badge,
.pptx-result-label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 0.84rem;
    font-weight: 800;
}

.pptx-state-badge {
    color: var(--pptx-primary);
    background: rgba(15, 76, 129, 0.08);
}

.pptx-status-card[data-state="success"] .pptx-state-badge {
    color: var(--pptx-success);
    background: rgba(17, 122, 86, 0.1);
}

.pptx-status-card[data-state="error"] .pptx-state-badge {
    color: var(--pptx-error);
    background: rgba(181, 58, 58, 0.1);
}

.pptx-status-card[data-state="queued"] .pptx-state-badge,
.pptx-status-card[data-state="processing"] .pptx-state-badge,
.pptx-status-card[data-state="connecting"] .pptx-state-badge {
    color: var(--pptx-warning);
    background: rgba(138, 100, 0, 0.12);
}

.pptx-result-label {
    color: var(--pptx-success);
    background: rgba(17, 122, 86, 0.1);
}

.pptx-status-live {
    display: grid;
    gap: 10px;
}

.pptx-status-message,
.pptx-status-detail,
.pptx-result-text,
.pptx-queue-meta {
    margin: 0;
    line-height: 1.65;
}

.pptx-status-message {
    font-size: 1rem;
    font-weight: 700;
}

.pptx-status-detail,
.pptx-result-text,
.pptx-queue-meta {
    color: var(--pptx-text-soft);
}

.pptx-result-text {
    margin-bottom: 14px;
}

.pptx-button-download.is-disabled {
    pointer-events: none;
}

.pptx-section {
    margin-top: 24px;
    padding-top: 30px;
}

.pptx-section-header {
    margin-bottom: 18px;
}

.pptx-feature-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.pptx-note-grid,
.pptx-faq-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pptx-feature-card,
.pptx-note-card,
.pptx-faq-card {
    padding: 22px;
}

.pptx-step-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.pptx-step-item {
    padding: 22px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(12, 69, 114, 0.1);
}

.pptx-step-title {
    display: block;
    margin-bottom: 10px;
    font-size: 1.02rem;
    line-height: 1.5;
}

.pptx-footer {
    padding: 8px 0 48px;
    display: grid;
    gap: 10px;
}

.pptx-inline-link {
    color: var(--pptx-primary);
    font-weight: 700;
    text-decoration: none;
}

.pptx-inline-link:hover {
    text-decoration: underline;
}

.pptx-noscript {
    margin: 0 auto 24px;
    width: min(1180px, calc(100% - 32px));
    padding: 14px 16px;
    border-radius: 16px;
    background: #fff4d6;
    color: #694c00;
    font: 600 0.95rem/1.6 "Segoe UI", Arial, sans-serif;
}

.pptx-upload-surface:focus-visible,
.pptx-button:focus-visible,
.pptx-nav-link:focus-visible,
.pptx-inline-link:focus-visible {
    outline: 3px solid rgba(31, 143, 132, 0.36);
    outline-offset: 3px;
}

@media (max-width: 1080px) {
    .pptx-workspace,
    .pptx-hero-grid,
    .pptx-feature-grid,
    .pptx-step-list,
    .pptx-note-grid,
    .pptx-faq-grid {
        grid-template-columns: 1fr 1fr;
    }

    .pptx-workspace,
    .pptx-hero-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .pptx-shell {
        width: min(100% - 20px, 100%);
    }

    .pptx-topbar,
    .pptx-card-head,
    .pptx-status-head,
    .pptx-action-row {
        flex-direction: column;
        align-items: stretch;
    }

    .pptx-feature-grid,
    .pptx-step-list,
    .pptx-note-grid,
    .pptx-faq-grid,
    .pptx-file-meta,
    .pptx-result-meta,
    .pptx-summary-grid {
        grid-template-columns: 1fr;
    }

    .pptx-card,
    .pptx-hero-panel {
        padding: 22px;
    }

    .pptx-hero {
        padding-top: 20px;
    }

    .pptx-hero-actions .pptx-button,
    .pptx-action-row .pptx-button {
        width: 100%;
    }
}