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

:root {
    --text-main: #e8ecf5;
    --text-muted: #a0a7b8;
    --surface: #0d1018;
    --surface-2: #121726;
    --surface-3: #1b2134;
    --border: rgba(255, 255, 255, 0.08);
    --shadow: 0 25px 80px rgba(0, 0, 0, 0.35);
}

body {
    margin: 0;
    background: radial-gradient(circle at 20% 20%, rgba(255, 47, 69, 0.08), transparent 25%),
        radial-gradient(circle at 80% 0%, rgba(246, 195, 67, 0.08), transparent 25%),
        linear-gradient(140deg, var(--gradient-from), var(--gradient-to));
    color: var(--text-main);
    font-family: 'Space Grotesk', 'Inter', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

.page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 28px 20px 60px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 18px;
    background: rgba(13, 16, 24, 0.7);
    border: 1px solid var(--border);
    border-radius: 16px;
    position: sticky;
    top: 16px;
    backdrop-filter: blur(18px);
    z-index: 20;
    box-shadow: var(--shadow);
}

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

.brand-mark {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    display: grid;
    place-items: center;
    padding: 6px;
}

.brand-mark img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.brand-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.brand-name {
    font-weight: 700;
    letter-spacing: -0.02em;
}

.brand-tag {
    color: var(--text-muted);
    font-size: 12px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 20px;
    color: var(--text-muted);
}

.nav a {
    padding: 8px 10px;
    border-radius: 10px;
    transition: color 0.2s ease, background 0.2s ease;
}

.nav a.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.nav a:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.04);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ghost,
.primary {
    padding: 10px 14px;
    border-radius: 12px;
    font-weight: 600;
    border: 1px solid var(--border);
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.ghost {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.04);
}

.ghost:hover {
    background: rgba(255, 255, 255, 0.07);
    transform: translateY(-1px);
}

.primary {
    background: linear-gradient(120deg, var(--color-primary), var(--color-primary));
    border-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    box-shadow: 0 10px 30px rgba(255, 47, 69, 0.25);
}

.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(255, 47, 69, 0.3);
}

.hero {
    position: relative;
    padding: 80px 0 50px;
}

.hero-backdrop {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.orb {
    position: absolute;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.45;
}

.orb-1 {
    background: var(--color-primary);
    top: -80px;
    left: -100px;
}

.orb-2 {
    background: var(--color-accent);
    top: -40px;
    right: 20%;
}

.orb-3 {
    background: #3d65ff;
    bottom: -120px;
    left: 30%;
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 26px;
    position: relative;
    z-index: 1;
}

.hero-copy h1 {
    margin: 10px 0 14px;
    font-size: 46px;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.hero-copy {
    padding: 16px 18px;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.02);
}

.hero-copy .lead {
    margin: 0 0 24px;
    color: var(--text-muted);
    font-size: 18px;
    max-width: 580px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-accent);
    font-size: 13px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.cta-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
}

.btn.ghost {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.meta-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.hero-upload {
    width: 100%;
}

.upload-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 18px;
    box-shadow: var(--shadow);
}

.upload-head h3 {
    margin: 6px 0;
}

.upload-head p {
    margin: 0;
}

.dropzone {
    margin-top: 14px;
    border: 1.5px dashed rgba(255, 255, 255, 0.25);
    border-radius: 14px;
    padding: 18px;
    text-align: center;
    background: rgba(0, 0, 0, 0.25);
    position: relative;
    transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.dropzone input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.dropzone:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.04);
}

.dropzone.active {
    border-color: var(--color-primary);
    background: rgba(255, 47, 69, 0.08);
}

.drop-icon {
    font-size: 28px;
    margin-bottom: 8px;
}

.drop-title {
    margin: 0;
    font-weight: 700;
}

.browse-btn {
    margin-top: 12px;
    cursor: pointer;
}

.file-list {
    margin-top: 12px;
    border-top: 1px solid var(--border);
    padding-top: 10px;
    min-height: 40px;
}

.file-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-main);
    font-size: 13px;
    margin: 4px 6px 0 0;
}

.toast {
    position: fixed;
    left: 50%;
    top: 18px;
    margin-top: 0;
    max-width: min(520px, calc(100vw - 32px));
    padding: 10px 12px;
    border-radius: 10px;
    background: rgba(255, 47, 69, 0.12);
    color: #ffd7dd;
    border: 1px solid rgba(255, 47, 69, 0.25);
    font-size: 13px;
    opacity: 0;
    transform: translate(-50%, -8px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
    z-index: 1200;
}

.toast.error {
    background: rgba(255, 47, 69, 0.12);
    color: #ffd7dd;
    border: 1px solid rgba(255, 47, 69, 0.25);
}

.toast.success {
    background: rgba(33, 181, 115, 0.2);
    color: #d6f6e7;
    border-color: rgba(33, 181, 115, 0.45);
}

.toast.info {
    background: rgba(246, 195, 67, 0.16);
    color: #fff7e0;
    border-color: rgba(246, 195, 67, 0.35);
}

.service-reminder {
    display: none;
    margin-top: 10px;
    padding: 10px 12px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(255, 47, 69, 0.18), rgba(246, 195, 67, 0.18));
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.16);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.1px;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.25);
    animation: remind-pop 1.2s ease both, remind-pulse 2s ease-in-out 1.2s infinite;
}

.service-reminder.active {
    display: block;
}

@keyframes remind-pop {
    0% {
        opacity: 0;
        transform: translateY(8px) scale(0.98);
    }
    60% {
        opacity: 1;
        transform: translateY(0) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes remind-pulse {
    0% {
        box-shadow: 0 8px 22px rgba(255, 47, 69, 0.18);
    }
    50% {
        box-shadow: 0 10px 26px rgba(246, 195, 67, 0.28);
    }
    100% {
        box-shadow: 0 8px 22px rgba(255, 47, 69, 0.18);
    }
}

.toast.active {
    opacity: 1;
    transform: translate(-50%, 0);
}

.pill {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
    font-size: 13px;
}

.hero-panel {
    background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.05), rgba(12, 14, 20, 0.9));
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 18px;
    box-shadow: var(--shadow);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
}

.panel-title {
    font-weight: 700;
}

.status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
}

.status .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow: 0 0 18px rgba(255, 47, 69, 0.8);
}

.panel-body {
    padding-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.stat {
    display: flex;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.03);
    padding: 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    will-change: transform;
}

.stat .label {
    color: var(--text-muted);
}

.stat .value {
    font-weight: 700;
}

.stat .accent {
    color: var(--color-accent);
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.tile {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 14px;
    padding: 14px;
    border: 1px solid var(--border);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
    will-change: transform;
}

.tile h3 {
    margin: 6px 0 4px;
}

.tile p {
    margin: 0;
    color: var(--text-muted);
}

.tiny {
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 12px;
    color: var(--color-accent);
}

.progress-card {
    background: linear-gradient(140deg, rgba(255, 47, 69, 0.12), rgba(18, 23, 38, 0.9));
    padding: 14px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.progress-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-weight: 700;
}

.light {
    color: var(--text-muted);
    font-weight: 500;
}

.progress-bar {
    height: 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-bar span {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: 999px;
}

.features {
    margin-top: 40px;
}

.section-head {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.feature-alert {
    display: none;
    margin: 12px 0 10px;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid rgba(255, 47, 69, 0.35);
    background: linear-gradient(135deg, rgba(255, 47, 69, 0.18), rgba(18, 23, 38, 0.95));
    color: #ffd7dd;
    font-weight: 700;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.feature-alert.active {
    display: block;
}

.muted {
    color: var(--text-muted);
}

.chip-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.chip {
    padding: 8px 12px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    font-size: 13px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
    margin-top: 24px;
}

.card {
    background: rgba(18, 23, 38, 0.9);
    border: 1px solid var(--border);
    padding: 18px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    will-change: transform;
    cursor: pointer;
    transition: border-color 0.15s ease, transform 0.2s ease;
}

.card h3 {
    margin: 8px 0 6px;
}

.card p {
    margin: 0 0 10px;
    color: var(--text-muted);
}

.card:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
}

.card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    color: var(--text-muted);
    display: grid;
    gap: 6px;
}

.card li::before {
    content: '•';
    color: var(--color-primary);
    margin-right: 8px;
}

.card-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    display: grid;
    place-items: center;
    font-size: 20px;
}

.workflow {
    margin: 50px 0 30px;
}

.workflow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.step {
    padding: 18px;
    border-radius: 16px;
    background: rgba(18, 23, 38, 0.9);
    border: 1px solid var(--border);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
    will-change: transform;
}

.step-num {
    font-family: 'JetBrains Mono', monospace;
    color: var(--color-accent);
    letter-spacing: 0.08em;
}

.step h3 {
    margin: 8px 0 6px;
}

.step p {
    margin: 0 0 10px;
    color: var(--text-muted);
}

.tag {
    display: inline-flex;
    padding: 6px 10px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 13px;
}

.cta {
    margin-top: 30px;
}

.cta-inner {
    background: linear-gradient(135deg, var(--surface-3), rgba(255, 47, 69, 0.12), var(--surface-2));
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 18px;
    padding: 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    box-shadow: var(--shadow);
    flex-wrap: wrap;
}

.cta-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.footer {
    margin-top: 40px;
    padding: 20px 0;
    border-top: 1px solid var(--border);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
    align-items: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-brand img {
    width: 38px;
    height: 38px;
}

.small {
    font-size: 13px;
}

.footer-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    color: var(--text-muted);
}

.footer-note {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.modal {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 200;
}

.modal.open {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(6px);
}

.modal-dialog {
    position: relative;
    background: linear-gradient(150deg, rgba(18, 23, 38, 0.95), rgba(10, 12, 20, 0.95));
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 18px;
    padding: 22px;
    width: min(720px, 90vw);
    box-shadow: var(--shadow);
    z-index: 1;
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    cursor: pointer;
    font-size: 20px;
    line-height: 1;
}

.modal-files {
    margin-top: 14px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.modal-files .file-pill {
    margin: 0;
}

.modal-instructions {
    margin-top: 10px;
}

.lock-controls,
.unlock-controls {
    margin-top: 12px;
    padding: 10px 0;
    gap: 8px;
    flex-direction: column;
    display: none;
}

.lock-controls.active,
.unlock-controls.active {
    display: flex;
}

.lock-controls input,
.unlock-controls input {
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.lock-btn,
.unlock-btn {
    justify-content: center;
    width: 100%;
}

.form-error {
    display: none;
    margin: 4px 0 0;
    padding: 8px 10px;
    border-radius: 10px;
    background: rgba(255, 47, 69, 0.14);
    border: 1px solid rgba(255, 47, 69, 0.45);
    color: #ffd7dd;
    font-size: 13px;
    font-weight: 700;
}

.form-error.active {
    display: block;
}

.redact-controls {
    display: none;
    margin-top: 12px;
    padding: 10px 0;
    gap: 10px;
    flex-direction: column;
}

.redact-controls.active {
    display: flex;
}

.redact-head {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.redact-search {
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.redact-list {
    max-height: 200px;
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.03);
    display: grid;
    gap: 8px;
}

.redact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.redact-item input[type='checkbox'] {
    width: 16px;
    height: 16px;
}

.redact-empty {
    color: var(--text-muted);
    font-size: 13px;
}

.modal-loading {
    display: none;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.modal-loading.active {
    display: inline-flex;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.15);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.page-grid {
    margin-top: 12px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    max-height: 60vh;
    overflow: auto;
    padding-right: 6px;
}

.page-thumb {
    position: relative;
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.03);
    cursor: grab;
    transition: transform 0.15s ease, border-color 0.15s ease;
}

.page-thumb img {
    display: block;
    width: 100%;
    height: auto;
}

.page-thumb .page-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: rgba(0, 0, 0, 0.55);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 4px 8px;
    font-size: 12px;
}

.page-thumb.drag-over {
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

.merge-btn {
    margin-top: 14px;
    width: 100%;
    text-align: center;
    justify-content: center;
    display: none;
}

.split-btn {
    margin-top: 10px;
    width: 100%;
    text-align: center;
    justify-content: center;
    display: none;
}

.convert-btn {
    margin-top: 10px;
    width: 100%;
    text-align: center;
    justify-content: center;
    display: none;
}

.convert-image-btn {
    margin-top: 10px;
    width: 100%;
    text-align: center;
    justify-content: center;
    display: none;
}

.redact-btn {
    margin-top: 10px;
    width: 100%;
    text-align: center;
    justify-content: center;
    display: none;
}

.api-access {
    display: none;
    margin-top: 12px;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
}

.api-access.active {
    display: block;
}

.api-access h4 {
    margin: 0 0 6px;
}

.api-access p {
    margin: 4px 0;
}

.api-access code,
.api-access pre {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 8px;
    padding: 8px;
    display: block;
    overflow-x: auto;
    color: #fff;
}

.api-access ul {
    margin: 6px 0;
    padding-left: 18px;
    color: var(--text-muted);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 900px) {
    .topbar {
        flex-direction: column;
        align-items: flex-start;
        position: static;
    }

    .nav {
        width: 100%;
    }

    .topbar-actions {
        width: 100%;
    }

    .hero-copy h1 {
        font-size: 36px;
    }

    .page {
        padding: 20px 16px 50px;
    }
}

.demo-watermark {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    pointer-events: none;
    font-family: 'Space Grotesk', 'Inter', system-ui, -apple-system, sans-serif;
    font-weight: 700;
    font-size: clamp(28px, 4vw, 52px);
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.06);
    letter-spacing: 2px;
    z-index: 9999;
    mix-blend-mode: soft-light;
}