@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap");

.auth-page {
    display: grid;
    min-height: 100vh;
    padding: 24px;
    place-items: center;
}

.auth-card {
    width: min(100%, 420px);
    padding: 32px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.auth-card h1 {
    margin: 18px 0 8px;
    font-size: 36px;
}

.auth-card h2 {
    margin-top: 0;
}

:root {
    color-scheme: light;
    --bg: #f3f7fc;
    --surface: #ffffff;
    --surface-muted: #eaf2ff;
    --text: #10213f;
    --muted: #60708c;
    --border: #d9e4f3;
    --blue: #1464e8;
    --blue-dark: #0b46ae;
    --shadow: 0 18px 55px rgba(22, 67, 130, 0.12);
}

[data-theme="dark"] {
    color-scheme: dark;
    --bg: #0b1220;
    --surface: #121d31;
    --surface-muted: #172b49;
    --text: #edf5ff;
    --muted: #9aacc8;
    --border: #293d5c;
    --blue: #5c9cff;
    --blue-dark: #9bc2ff;
    --shadow: 0 18px 55px rgba(0, 0, 0, 0.28);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-width: 320px;
    background: var(--bg);
    color: var(--text);
    font-family: "DM Sans", "Segoe UI", sans-serif;
}

button,
input {
    font: inherit;
}

button {
    cursor: pointer;
}

.shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 28px 0 56px;
}

.topbar,
.brand,
.header-actions,
.section-heading,
.file-row,
.file-info {
    display: flex;
    align-items: center;
}

.topbar,
.section-heading {
    justify-content: space-between;
}

.brand {
    gap: 12px;
}

.brand-mark {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 12px;
    background: var(--blue);
    color: white;
    font-family: "Space Grotesk", sans-serif;
    font-size: 21px;
    font-weight: 700;
}

.brand-name,
h1,
h2 {
    font-family: "Space Grotesk", sans-serif;
}

.brand-name {
    font-size: 18px;
    font-weight: 700;
}

.brand-status,
.panel-copy,
.count {
    color: var(--muted);
}

.brand-status {
    font-size: 12px;
}

.role-label {
    margin-left: auto;
    margin-right: 16px;
    color: var(--blue);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.theme-toggle,
.logout-button {
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    padding: 0 13px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
}

.header-actions {
    gap: 8px;
}

.theme-toggle:hover,
.logout-button:hover {
    border-color: var(--blue);
}

.roles-link,
.back-link {
    color: var(--blue);
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
}

.roles-link {
    text-align: center;
    display: inline-flex;
    min-height: 38px;
    align-items: center;
    margin: 0;
    padding: 0 12px;
    border: 1px solid var(--blue);
    border-radius: 9px;
    background: var(--surface-muted);
}

.roles-link[hidden] {
    display: none;
}

.roles-link:hover {
    background: var(--blue);
    color: white;
    text-decoration: none;
}

.roles-link:hover,
.back-link:hover {
    text-decoration: underline;
}

main {
    padding-top: 70px;
}

.intro {
    max-width: 700px;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--blue);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.8px;
    text-transform: uppercase;
}

h1 {
    max-width: 680px;
    margin: 0;
    font-size: clamp(36px, 6vw, 66px);
    line-height: .98;
}

.subtitle {
    max-width: 570px;
    margin: 20px 0 0;
    color: var(--muted);
    font-size: 17px;
    line-height: 1.6;
}

.workspace {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 42px;
}

.panel {
    border: 1px solid var(--border);
    border-radius: 16px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.upload-panel,
.file-panel {
    padding: 24px;
}

.file-panel {
    min-width: 0;
}

.messages-panel {
    margin-top: 18px;
    padding: 24px;
}

h2 {
    margin: 0;
    font-size: 20px;
}

.panel-copy {
    margin: 8px 0 22px;
    font-size: 14px;
    line-height: 1.5;
}

.drop-zone {
    display: grid;
    min-height: 190px;
    padding: 22px;
    place-items: center;
    border: 1px dashed var(--blue);
    border-radius: 12px;
    background: var(--surface-muted);
    text-align: center;
}

.upload-icon {
    color: var(--blue);
    font-size: 30px;
}

.drop-zone p {
    margin: 8px 0 14px;
    color: var(--muted);
    font-size: 13px;
}

.primary-button {
    display: inline-flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    padding: 0 17px;
    border: 0;
    border-radius: 9px;
    background: var(--blue);
    color: white;
    font-weight: 700;
}

.primary-button:hover {
    background: var(--blue-dark);
}

.section-heading {
    gap: 16px;
}

.count {
    font-size: 13px;
}

.search,
.admin-controls input {
    border: 1px solid var(--border);
    outline: 0;
    background: var(--bg);
    color: var(--text);
}

.search {
    width: min(220px, 42%);
    min-height: 40px;
    padding: 0 12px;
    border-radius: 9px;
}

.search:focus,
.admin-controls input:focus,
.auth-card input:focus {
    border-color: var(--blue);
}

.role-management {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.role-management h3 {
    margin: 0 0 12px;
    font-family: "Space Grotesk", sans-serif;
    font-size: 16px;
}

.access-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 20px;
    padding: 16px;
    border-left: 3px solid var(--blue);
    background: var(--surface-muted);
}

.access-panel[hidden] {
    display: none;
}

.access-panel p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.45;
}

.access-action {
    min-height: 32px;
    padding: 0 11px;
    font-size: 12px;
}

.user-role-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}

.user-role-row select {
    min-height: 32px;
    padding: 0 7px;
    border: 1px solid var(--border);
    border-radius: 7px;
    background: var(--bg);
    color: var(--text);
}

.file-list {
    display: grid;
    gap: 8px;
    margin-top: 20px;
}

.file-panel .file-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.file-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
}

.secondary-button {
    min-height: 34px;
    padding: 0 10px;
    border: 1px solid var(--border);
    border-radius: 7px;
    background: var(--surface-muted);
    color: var(--text);
    font-size: 12px;
    font-weight: 700;
}

.shared-upload {
    margin-top: 20px;
}

.shared-upload form {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.message-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
    margin-top: 20px;
}

.message-form[hidden] {
    display: none;
}

.message-form textarea {
    min-height: 42px;
    padding: 11px 12px;
    resize: vertical;
    border: 1px solid var(--border);
    border-radius: 9px;
    outline: 0;
    background: var(--bg);
    color: var(--text);
    font: inherit;
}

.message-form textarea:focus {
    border-color: var(--blue);
}

.message-list {
    display: grid;
    max-height: 520px;
    gap: 8px;
    margin-top: 18px;
    overflow-y: auto;
    padding-right: 4px;
}

.message-row {
    padding: 13px 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
}

.message-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.message-timestamp {
    color: var(--muted);
    font-size: 12px;
    white-space: nowrap;
}

.message-row p {
    margin: 8px 0 0;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.file-row {
    min-width: 0;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    padding: 13px 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
}

.file-row[draggable="true"] {
    cursor: grab;
}

.file-row[draggable="true"]:active {
    cursor: grabbing;
}

.folder-row {
    background: var(--surface-muted);
}

.file-info {
    min-width: 0;
    gap: 11px;
}

.file-actions {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 12px;
}

.file-icon {
    color: var(--blue);
    font-size: 19px;
}

.file-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.download-link {
    color: var(--blue);
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
}

.delete-button {
    padding: 0;
    border: 0;
    background: transparent;
    color: #c43f55;
    font-size: 13px;
    font-weight: 700;
}

.empty,
.error {
    padding: 25px 8px;
    color: var(--muted);
    font-size: 14px;
    text-align: center;
}

.error {
    color: #c43f55;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}


.auth-card p {
    color: var(--muted);
}

.auth-card form {
    display: grid;
    gap: 9px;
    margin-top: 18px;
}

.auth-card label {
    color: var(--muted);
    font-size: 13px;
    font-weight: 600;
}

.auth-card input {
    min-height: 42px;
    padding: 0 12px;
    border: 1px solid var(--border);
    border-radius: 9px;
    outline: 0;
    background: var(--bg);
    color: var(--text);
}

.auth-card input:focus {
    border-color: var(--blue);
}

.auth-card button {
    min-height: 42px;
    margin-top: 7px;
    border: 0;
    border-radius: 9px;
    background: var(--blue);
    color: white;
    font-weight: 700;
}

.auth-card button:hover {
    background: var(--blue-dark);
}

.auth-card hr {
    margin: 28px 0;
    border: 0;
    border-top: 1px solid var(--border);
}

#message {
    min-height: 22px;
    color: #c43f55;
}

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

.logout-button {
    min-height: 40px;
    padding: 0 13px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    color: var(--text);
    font-weight: 600;
}

.logout-button:hover {
    border-color: var(--blue);
}

.upload-submit {
    width: 100%;
    margin-top: 12px;
}

.upload-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 14px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.progress-ring {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 50%;
    background: conic-gradient(var(--blue) var(--progress, 0deg), var(--border) 0deg);
    color: var(--text);
}

.progress-ring::before {
    grid-area: 1 / 1;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--surface);
    content: "";
}

.progress-ring span {
    z-index: 1;
    grid-area: 1 / 1;
    font-size: 10px;
}

@media (max-width: 600px) {
    .shell {
        width: min(100% - 20px, 480px);
        padding: 14px 0 28px;
    }

    .topbar {
        align-items: flex-start;
        flex-wrap: wrap;
        gap: 12px;
    }

    .brand {
        min-width: 0;
    }

    .brand-mark {
        width: 36px;
        height: 36px;
        border-radius: 10px;
        font-size: 18px;
    }

    .brand-name {
        font-size: 16px;
    }

    .brand-status {
        max-width: 180px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .role-label {
        display: none;
    }

    .header-actions {
        width: 100%;
        justify-content: flex-end;
        gap: 8px;
    }

    .theme-toggle,
    .logout-button {
        min-height: 36px;
        padding: 0 10px;
        font-size: 12px;
    }

    .roles-link {
        margin: 0;
    }

    main {
        padding-top: 32px;
    }

    .eyebrow {
        margin-bottom: 8px;
        font-size: 10px;
        letter-spacing: 1.4px;
    }

    h1 {
        font-size: clamp(32px, 11vw, 48px);
    }

    .subtitle {
        margin-top: 14px;
        font-size: 15px;
        line-height: 1.45;
    }

    .workspace {
        grid-template-columns: 1fr;
        gap: 12px;
        margin-top: 24px;
    }

    .upload-panel,
    .file-panel,
    .messages-panel {
        padding: 16px;
    }

    .messages-panel {
        margin-top: 12px;
    }

    .drop-zone {
        min-height: 145px;
        padding: 16px;
    }

    .section-heading {
        align-items: flex-start;
        flex-wrap: wrap;
        gap: 10px;
    }

    .search {
        width: 100%;
        min-height: 38px;
    }

    .file-list {
        margin-top: 14px;
    }

    .file-panel .file-list {
        grid-template-columns: 1fr;
    }

    .access-panel {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }

    .file-row {
        align-items: flex-start;
        gap: 8px;
        padding: 11px 12px;
    }

    .file-info {
        flex: 1 1 100%;
    }

    .file-actions {
        width: 100%;
        justify-content: flex-end;
        gap: 16px;
    }

    .message-list {
        margin-top: 14px;
    }

    .auth-card {
        padding: 22px;
    }

    .message-form {
        grid-template-columns: 1fr;
    }
}

.roles-list {
    display: grid;
    gap: 8px;
    margin: 24px 0;
}

.management-card {
    width: min(100%, 620px);
}

.management-search {
    width: 100%;
    margin-top: 20px;
}

.management-card>p:not(.eyebrow):not(#message) {
    line-height: 1.6;
}

.management-card .roles-list {
    margin-top: 28px;
}

.management-card .user-role-row {
    min-height: 54px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg);
}

.management-card .user-role-row select {
    min-width: 125px;
}

.role-help {
    display: grid;
    gap: 8px;
    margin: 20px 0 0;
    padding: 16px;
    border-left: 3px solid var(--blue);
    background: var(--surface-muted);
}

.role-help p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.45;
}

.role-help strong {
    color: var(--text);
}

.management-message {
    color: var(--blue) !important;
    font-weight: 600;
}

.media-player {
    flex: 1 1 100%;
    max-width: 100%;
    border-radius: 8px;
    background: #000;
}

.video-player {
    max-height: 360px;
}

.audio-player {
    min-height: 40px;
}

.image-player {
    max-height: 420px;
    object-fit: contain;
}