@import url('https://fonts.googleapis.com/css2?family=Zen+Old+Mincho:wght@400;600&family=Inter:wght@400;500;600&display=swap');

:root {
    --bg-void: #0a0a0a;
    --glass: rgba(255, 255, 255, 0.04);
    --glass-hover: rgba(255, 255, 255, 0.08);
    --border: rgba(255, 255, 255, 0.14);
    --border-strong: rgba(255, 255, 255, 0.28);
    --text-primary: #ededed;
    --text-muted: #8a8a8a;
    --accent: #c41e3a;
    --accent-glow: rgba(196, 30, 58, 0.35);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    background: var(--bg-void);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    display: flex;
    justify-content: center;
    padding: 3rem 1rem;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(196, 30, 58, 0.06), transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.03), transparent 40%);
}

.container {
    width: 100%;
    max-width: 640px;
}

.container.narrow {
    max-width: 400px;
    margin-top: 8vh;
}

.hidden {
    display: none !important;
}

.header {
    margin-bottom: 2.5rem;
    text-align: center;
}

.mark {
    font-family: 'Zen Old Mincho', serif;
    font-size: 1.1rem;
    color: var(--accent);
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
    opacity: 0.85;
}

.header h1 {
    font-family: 'Zen Old Mincho', serif;
    font-weight: 600;
    font-size: 1.8rem;
    letter-spacing: 0.03em;
    margin-bottom: 0.5rem;
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.85rem;
    letter-spacing: 0.02em;
}

.dropzone {
    position: relative;
    height: 220px;
    border: 1px solid var(--border);
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 1.5rem;
}

.dropzone:hover {
    border-color: var(--border-strong);
    background: var(--glass-hover);
}

.dropzone.drag-over {
    border-color: var(--accent);
    background: rgba(196, 30, 58, 0.06);
    box-shadow: 0 0 32px var(--accent-glow);
}

.dropzone.has-file {
    border-color: var(--accent);
}

.dropzone-content {
    text-align: center;
    pointer-events: none;
}

.dropzone-content.hidden {
    display: none;
}

.dropzone-icon {
    font-size: 2rem;
    font-weight: 300;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    transition: color 0.3s ease;
}

.dropzone.drag-over .dropzone-icon {
    color: var(--accent);
}

.dropzone-text {
    font-size: 0.95rem;
    margin-bottom: 0.35rem;
}

.dropzone-hint {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.file-preview {
    text-align: center;
    pointer-events: none;
}

.file-preview.hidden {
    display: none;
}

.file-icon {
    font-family: 'Zen Old Mincho', serif;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 0.6rem;
}

.file-name {
    font-size: 0.88rem;
    color: var(--text-primary);
    word-break: break-all;
    padding: 0 1.5rem;
}

.fields {
    display: flex;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.field {
    flex: 1;
}

.field label {
    display: block;
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.field input,
.field select {
    width: 100%;
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.7rem 0.85rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    transition: border-color 0.25s ease;
}

.field input:focus,
.field select:focus {
    outline: none;
    border-color: var(--accent);
}

.field select {
    appearance: none;
    -webkit-appearance: none;
    color-scheme: dark;
    cursor: pointer;
    padding-right: 2rem;
    background-image:
        linear-gradient(45deg, transparent 50%, var(--text-muted) 50%),
        linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
    background-position:
        right 1rem center,
        right 0.7rem center;
    background-size: 0.3rem 0.3rem;
    background-repeat: no-repeat;
}

.field select option {
    background: var(--bg-void);
    color: var(--text-primary);
}

.field input::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

.check {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 1.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    cursor: pointer;
}

.check input {
    accent-color: var(--accent);
    width: 0.95rem;
    height: 0.95rem;
    cursor: pointer;
}

.check:has(input:checked) {
    color: var(--text-primary);
}

.submit-btn {
    width: 100%;
    padding: 0.85rem;
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: all 0.25s ease;
}

.submit-btn:not(:disabled):hover {
    background: var(--accent);
    box-shadow: 0 0 24px var(--accent-glow);
}

.submit-btn:disabled {
    border-color: var(--border);
    color: var(--text-muted);
    cursor: not-allowed;
}

.progress-wrap {
    margin-top: 1.2rem;
}

.progress-wrap.hidden {
    display: none;
}

.progress-track {
    height: 3px;
    background: var(--border);
    position: relative;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
    transition: width 0.3s ease;
}

.progress-label {
    margin-top: 0.5rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

.status {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.82rem;
    min-height: 1.2rem;
}

.status.success {
    color: #4ade80;
}

.status.error {
    color: var(--accent);
}

/* --- вход и регистрация --- */

.tabs {
    display: flex;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.tab {
    flex: 1;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    padding: 0.7rem;
    cursor: pointer;
    margin-bottom: -1px;
}

.tab.active {
    color: var(--text-primary);
    border-bottom-color: var(--accent);
}

#auth-form .field {
    margin-bottom: 1.1rem;
}

/* --- шапка --- */

.topbar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.mark.small {
    margin: 0;
    font-size: 0.95rem;
}

.topbar .user {
    margin-left: auto;
}

.link-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font: inherit;
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.link-btn:hover {
    color: var(--text-primary);
}

/* --- история загрузок --- */

.history {
    margin-top: 3rem;
}

.history h2 {
    font-family: 'Zen Old Mincho', serif;
    font-weight: 600;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.empty {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.task-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.task {
    border: 1px solid var(--border);
    background: var(--glass);
    padding: 1rem 1.1rem;
    font-size: 0.82rem;
}

.task.error {
    border-color: rgba(196, 30, 58, 0.5);
}

.task-head {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 0.8rem;
    align-items: baseline;
    margin-bottom: 0.3rem;
}

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

.task-site {
    font-weight: 600;
}

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

.tag {
    border: 1px solid var(--border-strong);
    padding: 0 0.4rem;
    font-size: 0.7rem;
    color: var(--text-muted);
}

.task-file {
    color: var(--text-muted);
    word-break: break-all;
    margin-bottom: 0.6rem;
}

.task-status {
    display: flex;
    gap: 0.6rem;
    align-items: baseline;
}

.badge {
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    white-space: nowrap;
    color: var(--text-muted);
}

.badge.done {
    color: #4ade80;
}

.badge.error {
    color: var(--accent);
}

.badge.processing {
    color: var(--text-primary);
}

.task .progress-track {
    margin-top: 0.7rem;
}

.task-counts {
    margin-top: 0.5rem;
}

.file-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.8rem;
}

.file-link {
    border: 1px solid var(--border);
    color: var(--text-primary);
    text-decoration: none;
    padding: 0.35rem 0.7rem;
    font-size: 0.75rem;
    transition: border-color 0.2s ease;
}

.file-link:hover {
    border-color: var(--accent);
}

.task details {
    margin-top: 0.8rem;
}

.task summary {
    cursor: pointer;
    color: var(--text-muted);
}

.task summary:hover {
    color: var(--text-primary);
}

.missing table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.6rem;
    font-size: 0.75rem;
}

.missing th,
.missing td {
    text-align: left;
    padding: 0.35rem 0.5rem 0.35rem 0;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

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

.forward .fields {
    margin: 0.8rem 0 0.6rem;
}

.forward .check {
    margin-bottom: 0.8rem;
}

.submit-btn.small {
    width: auto;
    padding: 0.5rem 1.2rem;
}

@media (max-width: 520px) {
    .fields {
        flex-direction: column;
    }
}

.task-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.8rem;
}

.danger-btn {
    background: transparent;
    border: 1px solid rgba(196, 30, 58, 0.55);
    color: var(--text-primary);
    font: 500 0.75rem 'Inter', sans-serif;
    padding: 0.35rem 0.8rem;
    cursor: pointer;
    transition: background 0.2s ease;
}

.danger-btn:hover:not(:disabled) {
    background: rgba(196, 30, 58, 0.25);
}

.danger-btn:disabled {
    opacity: 0.5;
    cursor: wait;
}

.rollback-note {
    margin-top: 0.6rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* --- инструкция: тёмное стекло с острыми углами, как остальной сайт; окно вытекает из кнопки --- */

.glass {
    position: fixed;
    isolation: isolate;
    background: linear-gradient(170deg, rgba(22, 22, 24, 0.86) 0%, rgba(10, 10, 10, 0.9) 100%);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    border: 1px solid var(--border);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.65), 0 0 0 1px rgba(0, 0, 0, 0.4);
}

/* лёгкий отсвет акцента в углу */
.glass::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background: radial-gradient(60% 40% at 100% 100%, rgba(196, 30, 58, 0.08), transparent 70%);
}

/* тонкая акцентная линия по верхней кромке */
.glass::after {
    content: "";
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    height: 1px;
    pointer-events: none;
    background: linear-gradient(90deg, var(--accent), rgba(196, 30, 58, 0.25) 45%, transparent 80%);
}

.guide-launcher {
    right: 20px;
    bottom: 20px;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 1rem 0.5rem 0.5rem;
    color: var(--text-primary);
    font: 500 0.78rem 'Inter', sans-serif;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.guide-launcher:hover {
    border-color: var(--accent);
    box-shadow: 0 0 24px var(--accent-glow), 0 24px 60px rgba(0, 0, 0, 0.65);
}

.guide-launcher:active {
    transform: scale(0.97);
}

.guide-launcher:focus-visible,
.guide-btn:focus-visible,
.guide-tab:focus-visible {
    outline: 1px solid var(--accent);
    outline-offset: 2px;
}

.guide-launcher-icon {
    display: grid;
    place-items: center;
    width: 24px;
    height: 24px;
    border: 1px solid var(--accent);
    font: 600 0.75rem 'Zen Old Mincho', serif;
    color: var(--text-primary);
    transition: background-color 0.25s ease, box-shadow 0.25s ease;
}

.guide-launcher.running .guide-launcher-icon {
    background-color: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
}

.guide {
    right: 20px;
    bottom: 78px;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    width: min(410px, calc(100vw - 32px));
    height: min(560px, calc(100vh - 110px));
    color: var(--text-primary);
}

/* Пока окно движется — без размытия фона: его пересчёт на каждом кадре даёт рывки. */
.guide.moving {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: linear-gradient(170deg, rgba(20, 20, 22, 0.95) 0%, rgba(10, 10, 10, 0.97) 100%);
    will-change: transform, opacity;
}

.guide[hidden] {
    display: none;
}

.guide.zoomed {
    width: min(680px, calc(100vw - 32px));
    height: calc(100vh - 110px);
}

.guide-titlebar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 12px 12px 20px;
    border-bottom: 1px solid var(--border);
}

.guide-title {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    font: 600 1rem 'Zen Old Mincho', serif;
    letter-spacing: 0.08em;
    color: var(--text-primary);
}

.guide-title::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

.guide-actions {
    display: flex;
    gap: 6px;
}

.guide-btn {
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    padding: 0;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.guide-btn:hover {
    border-color: var(--accent);
    color: var(--text-primary);
    box-shadow: 0 0 14px var(--accent-glow);
}

.guide-btn:active {
    transform: scale(0.92);
}

.guide-btn svg {
    width: 12px;
    height: 12px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.4;
    stroke-linecap: square;
}

.guide-body {
    flex: 1;
    overflow-y: auto;
    padding: 4px 20px 14px;
    font-size: 0.82rem;
    line-height: 1.6;
    color: rgba(237, 237, 237, 0.88);
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.18) transparent;
}

.guide-body h3 {
    margin: 18px 0 8px;
    font: 500 0.68rem 'Inter', sans-serif;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.guide-body ol,
.guide-body ul {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-left: 1.2rem;
}

.guide-body ul {
    list-style: square;
}

.guide-body li::marker {
    color: var(--accent);
}

.guide-tabs {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1px solid var(--border);
}

.guide-tab {
    position: relative;
    z-index: 1;
    padding: 0.85rem 0.4rem;
    border: none;
    background: none;
    color: var(--text-muted);
    font: 500 0.76rem 'Inter', sans-serif;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: color 0.25s ease, background-color 0.25s ease;
}

.guide-tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.guide-tab[aria-selected="true"] {
    color: var(--text-primary);
}

/* полоса под активной вкладкой — как на вкладках «Вход / Регистрация» */
.guide-tab-pill {
    position: absolute;
    top: -1px;
    left: 0;
    width: 50%;
    height: 2px;
    background: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
    transition: transform 0.45s cubic-bezier(.2, .9, .25, 1.15);
}

.guide-tab-pill.second {
    transform: translateX(100%);
}

@media (max-width: 520px) {
    .guide-launcher {
        right: 12px;
        bottom: 12px;
    }

    .guide {
        right: 12px;
        bottom: 68px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .guide-tab-pill,
    .guide-launcher {
        transition: none;
    }
}