.ppc-portal,
.ppc-login {
    --ppc-bg: #ffffff;
    --ppc-text: #172033;
    --ppc-muted: #667085;
    --ppc-border: #e4e7ec;
    --ppc-primary: #1d4ed8;
    --ppc-primary-dark: #1e40af;
    --ppc-soft: #f8fafc;
    box-sizing: border-box;
    color: var(--ppc-text);
    font-family: inherit;
}

.ppc-portal *,
.ppc-login * {
    box-sizing: border-box;
}

.ppc-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    padding: 28px;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #f8fafc, #eef2ff);
    border: 1px solid var(--ppc-border);
    border-radius: 18px;
}

.ppc-header h2,
.ppc-login h2 {
    margin: 4px 0 8px;
    color: var(--ppc-text);
    font-size: clamp(26px, 4vw, 38px);
    line-height: 1.15;
}

.ppc-header p,
.ppc-login p,
.ppc-section-heading p {
    margin: 0;
    color: var(--ppc-muted);
}

.ppc-eyebrow {
    display: inline-block;
    color: var(--ppc-primary);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.ppc-logout {
    flex: 0 0 auto;
    color: var(--ppc-text);
    font-weight: 700;
    text-decoration: none;
}

.ppc-section-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 20px;
}

.ppc-section-nav a {
    padding: 9px 14px;
    color: var(--ppc-text);
    background: #fff;
    border: 1px solid var(--ppc-border);
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
}

.ppc-section-nav a:hover {
    color: var(--ppc-primary);
    border-color: var(--ppc-primary);
}

.ppc-notice {
    padding: 13px 16px;
    margin-bottom: 18px;
    border: 1px solid;
    border-radius: 10px;
    font-weight: 700;
}

.ppc-notice.is-success {
    color: #166534;
    background: #f0fdf4;
    border-color: #bbf7d0;
}

.ppc-notice.is-error {
    color: #991b1b;
    background: #fef2f2;
    border-color: #fecaca;
}

.ppc-section {
    scroll-margin-top: 30px;
    padding: 26px;
    margin-bottom: 24px;
    background: #fff;
    border: 1px solid var(--ppc-border);
    border-radius: 18px;
    box-shadow: 0 8px 28px rgba(16, 24, 40, .04);
}

.ppc-section-heading {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
}

.ppc-section-heading h3 {
    margin: 4px 0 6px;
    color: var(--ppc-text);
    font-size: 26px;
}

.ppc-search {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.ppc-search input,
.ppc-form input[type="text"],
.ppc-form input[type="search"],
.ppc-form input[type="file"],
.ppc-form select,
.ppc-form textarea {
    width: 100%;
    min-height: 46px;
    padding: 10px 14px;
    color: var(--ppc-text);
    background: #fff;
    border: 1px solid var(--ppc-border);
    border-radius: 10px;
    font: inherit;
}

.ppc-form textarea {
    min-height: 120px;
    resize: vertical;
}

.ppc-search input:focus,
.ppc-form input:focus,
.ppc-form select:focus,
.ppc-form textarea:focus {
    outline: 2px solid rgba(29, 78, 216, .15);
    border-color: var(--ppc-primary);
}

.ppc-search button,
.ppc-button,
.ppc-login input[type="submit"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 18px;
    color: #fff;
    background: var(--ppc-primary);
    border: 1px solid var(--ppc-primary);
    border-radius: 10px;
    cursor: pointer;
    font-weight: 700;
    text-decoration: none;
    transition: .2s ease;
}

.ppc-search button:hover,
.ppc-button:hover,
.ppc-login input[type="submit"]:hover {
    color: #fff;
    background: var(--ppc-primary-dark);
    border-color: var(--ppc-primary-dark);
}

.ppc-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.ppc-card {
    display: flex;
    gap: 14px;
    min-width: 0;
    padding: 20px;
    background: var(--ppc-bg);
    border: 1px solid var(--ppc-border);
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(16, 24, 40, .05);
}

.ppc-card-icon {
    display: grid;
    place-items: center;
    flex: 0 0 48px;
    width: 48px;
    height: 48px;
    background: #eff6ff;
    border-radius: 12px;
    font-size: 24px;
}

.ppc-card-content {
    min-width: 0;
    width: 100%;
}

.ppc-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.ppc-category,
.ppc-source {
    display: inline-block;
    padding: 4px 7px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.ppc-category {
    color: var(--ppc-primary);
    background: #eff6ff;
}

.ppc-source.is-admin {
    color: #6b21a8;
    background: #faf5ff;
}

.ppc-source.is-client {
    color: #166534;
    background: #f0fdf4;
}

.ppc-card h3 {
    margin: 0 0 8px;
    color: var(--ppc-text);
    font-size: 19px;
    line-height: 1.3;
    overflow-wrap: anywhere;
}

.ppc-description {
    color: var(--ppc-muted);
    font-size: 14px;
}

.ppc-description p {
    margin: 0 0 10px;
}

.ppc-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 12px 0;
    color: var(--ppc-muted);
    font-size: 12px;
}

.ppc-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}

.ppc-button {
    min-height: 38px;
    padding: 8px 13px;
    font-size: 14px;
}

.ppc-button-secondary {
    color: var(--ppc-primary);
    background: #fff;
}

.ppc-button-secondary:hover {
    color: #fff;
}

.ppc-form {
    padding: 20px;
    background: var(--ppc-soft);
    border: 1px solid var(--ppc-border);
    border-radius: 14px;
}

.ppc-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.ppc-field {
    margin-bottom: 16px;
}

.ppc-field label {
    display: block;
    margin-bottom: 7px;
    color: var(--ppc-text);
    font-weight: 700;
}

.ppc-field small {
    display: block;
    margin-top: 6px;
    color: var(--ppc-muted);
}

.ppc-attachment-options {
    padding: 14px;
    margin-bottom: 16px;
    background: #fff;
    border: 1px solid var(--ppc-border);
    border-radius: 10px;
}

.ppc-attachment-options summary {
    cursor: pointer;
    color: var(--ppc-primary);
    font-weight: 800;
}

.ppc-attachment-options[open] summary {
    margin-bottom: 14px;
}

.ppc-thread {
    display: flex;
    flex-direction: column;
    gap: 14px;
    max-height: 620px;
    padding: 18px;
    margin-bottom: 18px;
    overflow-y: auto;
    background: #f8fafc;
    border: 1px solid var(--ppc-border);
    border-radius: 14px;
}

.ppc-message {
    width: min(78%, 720px);
    padding: 14px 16px;
    border: 1px solid var(--ppc-border);
    border-radius: 14px;
    box-shadow: 0 4px 14px rgba(16, 24, 40, .04);
}

.ppc-message.is-client {
    align-self: flex-end;
    background: #eff6ff;
    border-bottom-right-radius: 4px;
}

.ppc-message.is-admin {
    align-self: flex-start;
    background: #fff;
    border-bottom-left-radius: 4px;
}

.ppc-message-head {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 13px;
}

.ppc-message-head time {
    color: var(--ppc-muted);
    font-size: 11px;
}

.ppc-message-body {
    line-height: 1.55;
}

.ppc-message-file {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 11px;
    margin-top: 12px;
    background: rgba(255, 255, 255, .82);
    border: 1px solid var(--ppc-border);
    border-radius: 10px;
}

.ppc-message-file small {
    display: block;
    margin-top: 3px;
    color: var(--ppc-muted);
}

.ppc-message-file-actions {
    display: flex;
    gap: 10px;
}

.ppc-message-file-actions a {
    color: var(--ppc-primary);
    font-weight: 800;
    text-decoration: none;
}

.ppc-empty {
    padding: 50px 20px;
    text-align: center;
    background: #fafafa;
    border: 1px dashed var(--ppc-border);
    border-radius: 16px;
}

.ppc-empty-small {
    padding: 24px;
}

.ppc-empty > div {
    font-size: 40px;
}

.ppc-empty h3 {
    margin: 10px 0 6px;
}

.ppc-empty p,
.ppc-missing {
    color: var(--ppc-muted);
}

.ppc-pagination ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
    padding: 0;
    margin: 24px 0 0;
    list-style: none;
}

.ppc-pagination a,
.ppc-pagination span {
    display: grid;
    place-items: center;
    min-width: 40px;
    min-height: 40px;
    padding: 6px;
    color: var(--ppc-text);
    background: #fff;
    border: 1px solid var(--ppc-border);
    border-radius: 8px;
    text-decoration: none;
}

.ppc-pagination .current {
    color: #fff;
    background: var(--ppc-primary);
    border-color: var(--ppc-primary);
}

.ppc-login {
    max-width: 480px;
    padding: 30px;
    margin: 30px auto;
    background: #fff;
    border: 1px solid var(--ppc-border);
    border-radius: 18px;
    box-shadow: 0 18px 50px rgba(16, 24, 40, .08);
}

.ppc-login form {
    margin-top: 22px;
}

.ppc-login label {
    display: block;
    margin-bottom: 6px;
    color: var(--ppc-text);
    font-weight: 700;
}

.ppc-login input[type="text"],
.ppc-login input[type="password"] {
    width: 100%;
    min-height: 46px;
    padding: 10px 12px;
    border: 1px solid var(--ppc-border);
    border-radius: 10px;
}

.ppc-login .login-remember label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 400;
}

.ppc-lost-password {
    display: inline-block;
    margin-top: 14px;
}

@media (max-width: 980px) {
    .ppc-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .ppc-header {
        display: block;
        padding: 22px;
    }

    .ppc-logout {
        display: inline-block;
        margin-top: 16px;
    }

    .ppc-section {
        padding: 18px;
    }

    .ppc-search,
    .ppc-form-grid {
        display: block;
    }

    .ppc-search button {
        width: 100%;
        margin-top: 8px;
    }

    .ppc-grid {
        grid-template-columns: 1fr;
    }

    .ppc-card {
        padding: 16px;
    }

    .ppc-message {
        width: 94%;
    }

    .ppc-message-file {
        display: block;
    }

    .ppc-message-file-actions {
        margin-top: 10px;
    }

    .ppc-login {
        padding: 22px;
    }
}