:root {
    --dc-shell: rgba(255, 255, 255, 0.88);
    --dc-panel: rgba(255, 255, 255, 0.94);
    --dc-line: rgba(15, 118, 110, 0.16);
    --dc-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
    --dc-ink: #0f172a;
    --dc-soft: #475569;
    --dc-accent: #0f766e;
    --dc-accent-2: #0ea5e9;
}

body {
    min-height: 100vh;
    font-family: "Space Grotesk", "Noto Sans KR", sans-serif;
}

.doc-converter-page {
    max-width: 1160px;
    margin: 20px auto 0;
    padding: 6px;
}

.doc-converter-shell {
    display: grid;
    gap: 18px;
    border-radius: 28px;
}

.doc-converter-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(240px, 0.6fr);
    gap: 20px;
    padding: 26px;
    border: 1px solid var(--dc-line);
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(240, 249, 255, 0.86));
    box-shadow: var(--dc-shadow);
}

.hero-kicker,
.panel-kicker,
.field-label {
    margin: 0;
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--dc-accent);
}

.doc-converter-hero h1 {
    margin: 10px 0 0;
    font-size: clamp(2rem, 3vw, 3.2rem);
    line-height: 1.04;
    color: var(--dc-ink);
}

.hero-lead,
.panel-copy,
.field-hint,
.workflow-item p,
.support-note p {
    margin: 0;
    color: var(--dc-soft);
    line-height: 1.65;
}

.hero-copy {
    display: grid;
    gap: 16px;
}

.hero-pill-row,
.export-chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.hero-pill,
.export-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 0.76rem;
    font-weight: 800;
    color: var(--dc-accent);
    background: rgba(240, 253, 250, 0.92);
    border: 1px solid rgba(15, 118, 110, 0.14);
}

.hero-actions {
    display: grid;
    gap: 10px;
    align-content: start;
    justify-items: stretch;
}

.hero-link {
    display: grid;
    gap: 4px;
    align-content: center;
    justify-items: start;
    min-height: 72px;
    padding: 16px 18px;
    border-radius: 18px;
    border: 1px solid rgba(15, 118, 110, 0.18);
    text-decoration: none;
    font-weight: 800;
    color: var(--dc-accent);
    background: rgba(255, 255, 255, 0.84);
}

.hero-link.primary {
    color: #ffffff;
    border: 0;
    background: linear-gradient(135deg, #0f766e, #0ea5e9 58%, #38bdf8);
    box-shadow: 0 18px 30px rgba(14, 165, 233, 0.24);
}

.hero-link-eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    opacity: 0.78;
}

.hero-link-label {
    font-size: 1rem;
}

.doc-converter-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
    gap: 18px;
}

.panel-card {
    display: grid;
    gap: 18px;
    padding: 22px;
    border: 1px solid var(--dc-line);
    border-radius: 24px;
    background: var(--dc-panel);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}

.panel-head {
    display: grid;
    gap: 8px;
}

.panel-head h2 {
    margin: 0;
    font-size: 1.4rem;
    color: var(--dc-ink);
}

.workflow-list {
    display: grid;
    gap: 12px;
}

.workflow-item {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 12px;
    padding: 14px;
    border-radius: 18px;
    border: 1px solid rgba(15, 118, 110, 0.12);
    background: rgba(248, 250, 252, 0.78);
}

.workflow-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 14px;
    font-weight: 800;
    color: #ffffff;
    background: linear-gradient(120deg, var(--dc-accent), var(--dc-accent-2));
}

.workflow-item strong,
.support-note strong {
    display: block;
    margin-bottom: 4px;
    color: var(--dc-ink);
}

.converter-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(220px, 1fr));
    gap: 14px;
    align-items: start;
}

.converter-grid-two-up {
    align-items: end;
}

.field-block {
    display: grid;
    gap: 8px;
    min-width: 0;
}

.field-span-full {
    grid-column: 1 / -1;
}

.field-label {
    display: grid;
    gap: 8px;
}

.field-input,
.primary-btn {
    width: 100%;
    box-sizing: border-box;
    border-radius: 16px;
    font: inherit;
}

.field-input {
    min-height: 52px;
    border: 1px solid rgba(15, 118, 110, 0.18);
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.98);
    color: var(--dc-ink);
}

.field-textarea {
    width: 100%;
    box-sizing: border-box;
    min-height: 180px;
    resize: vertical;
    border-radius: 18px;
    border: 1px solid rgba(15, 118, 110, 0.18);
    padding: 14px 16px;
    font: inherit;
    background: rgba(255, 255, 255, 0.98);
    color: var(--dc-ink);
}

.source-mode-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.source-mode-btn {
    border: 1px solid rgba(15, 118, 110, 0.16);
    border-radius: 999px;
    padding: 9px 14px;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 800;
    color: var(--dc-accent);
    background: rgba(255, 255, 255, 0.92);
    cursor: pointer;
}

.source-mode-btn.is-active {
    color: #ffffff;
    background: linear-gradient(120deg, var(--dc-accent), var(--dc-accent-2));
    border-color: transparent;
}

.source-panel {
    display: none;
}

.source-panel.is-active {
    display: block;
}

.file-input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.file-picker {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    box-sizing: border-box;
    min-height: 52px;
    padding: 8px 10px;
    border-radius: 16px;
    border: 1px solid rgba(15, 118, 110, 0.18);
    background: rgba(255, 255, 255, 0.98);
}

.secondary-btn {
    border: 1px solid rgba(15, 118, 110, 0.18);
    border-radius: 12px;
    min-height: 38px;
    padding: 8px 12px;
    font: inherit;
    font-size: 0.84rem;
    font-weight: 800;
    color: var(--dc-accent);
    background: rgba(240, 249, 255, 0.9);
    cursor: pointer;
    flex-shrink: 0;
}

.file-name {
    min-width: 0;
    color: var(--dc-soft);
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.primary-btn {
    min-height: 54px;
    border: 0;
    padding: 14px 18px;
    color: #ffffff;
    font-weight: 800;
    cursor: pointer;
    background: linear-gradient(120deg, var(--dc-accent), var(--dc-accent-2));
}

.support-note {
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid rgba(15, 118, 110, 0.12);
    background: rgba(240, 249, 255, 0.72);
}

@media (max-width: 980px) {
    .doc-converter-hero,
    .doc-converter-grid {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .converter-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .doc-converter-hero,
    .panel-card {
        padding: 18px;
    }

    .hero-actions {
        grid-template-columns: 1fr;
    }
}

body[data-theme='dark'] {
    --dc-shell: rgba(15, 23, 42, 0.84);
    --dc-panel: rgba(15, 23, 42, 0.88);
    --dc-line: rgba(148, 163, 184, 0.18);
    --dc-shadow: 0 18px 40px rgba(2, 6, 23, 0.42);
    --dc-ink: #f8fafc;
    --dc-soft: #cbd5e1;
}

body[data-theme='dark'] .doc-converter-hero {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.96), rgba(17, 24, 39, 0.92));
}

body[data-theme='dark'] .hero-pill,
body[data-theme='dark'] .export-chip,
body[data-theme='dark'] .workflow-item,
body[data-theme='dark'] .support-note,
body[data-theme='dark'] .hero-link,
body[data-theme='dark'] .field-input,
body[data-theme='dark'] .field-textarea,
body[data-theme='dark'] .file-picker,
body[data-theme='dark'] .secondary-btn,
body[data-theme='dark'] .source-mode-btn {
    background: rgba(15, 23, 42, 0.84);
    color: #e2e8f0;
    border-color: rgba(148, 163, 184, 0.2);
}

body[data-theme='dark'] .hero-link.primary {
    color: #ffffff;
    border-color: transparent;
}

body[data-theme='dark'] .source-mode-btn.is-active {
    background: linear-gradient(120deg, var(--dc-accent), var(--dc-accent-2));
    color: #ffffff;
}

body[data-theme='dark'] .file-name {
    color: #cbd5e1;
}