/* -------------------------
   Base + Layout
-------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

:root {
    --rp-red: #e3001b;
    --rp-red-soft: #ffdde1;
    --rp-bg: #f4f5f7;
    --rp-surface: #ffffff;
    --rp-border: #e0e2e7;
    --rp-border-strong: #c7cad1;
    --rp-text-main: #111827;
    --rp-text-muted: #6b7280;
    --rp-shadow-soft: 0 18px 35px rgba(15, 23, 42, 0.12);
    --rp-radius-lg: 18px;
    --rp-radius-pill: 999px;
    --rp-transition-fast: 0.16s ease-out;
    --rp-transition-med: 0.22s ease-out;
    --rp-font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
}

body {
    font-family: var(--rp-font);
    background: radial-gradient(circle at top, #ffffff 0, #f3f4f6 40%, #e5e7eb 100%);
    color: var(--rp-text-main);
    -webkit-font-smoothing: antialiased;
}

/* Centered app container with max width */
.rp-main {
    max-width: 1100px;
    margin: 90px auto 40px auto;
    padding: 0 20px 40px;
}

/* -------------------------
   Header
-------------------------- */

.rp-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
    background: linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0.94),
        rgba(255, 255, 255, 0.86),
        rgba(255, 255, 255, 0.80)
    );
    border-bottom: 1px solid rgba(209, 213, 219, 0.6);
}

.rp-header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
}

.rp-logo {
    height: 32px;
    width: auto;
    display: block;
}

.rp-app-title {
    font-size: 19px;
    font-weight: 600;
    letter-spacing: 0.03em;
	/* text-transform: uppercase; */
    color: var(--rp-text-main);
}

/* -------------------------
   Breadcrumbs
-------------------------- */

.breadcrumbs {
    font-size: 13px;
    color: var(--rp-text-muted);
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
}

.breadcrumbs a {
    color: var(--rp-text-muted);
    text-decoration: none;
    padding: 4px 9px;
    border-radius: var(--rp-radius-pill);
    border: 1px solid transparent;
    transition: background-color var(--rp-transition-fast), 
                border-color var(--rp-transition-fast),
                color var(--rp-transition-fast),
                transform var(--rp-transition-fast);
}

.breadcrumbs a:hover {
    background-color: #f3f4f6;
    border-color: #e5e7eb;
    color: #111827;
    transform: translateY(-1px);
}

.crumb-sep {
    opacity: 0.5;
}

/* -------------------------
   Cards
-------------------------- */

.rp-card {
    background: var(--rp-surface);
    border-radius: 22px;
    padding: 18px 18px 6px 18px;
    margin-bottom: 18px;
    border: 1px solid rgba(209, 213, 219, 0.8);
    box-shadow: 0 14px 35px rgba(15, 23, 42, 0.06);
}

.rp-card-title {
    margin: 0 0 12px;
    font-size: 15px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: #4b5563;
}

.rp-card-text {
    margin: 10px 0 14px;
    font-size: 14px;
    color: var(--rp-text-muted);
}

/* -------------------------
   Item List
-------------------------- */

.item-list {
    list-style: none;
    padding: 0;
    margin: 4px 0 8px;
}

.item {
    margin-bottom: 4px;
}

.item:last-child {
    margin-bottom: 0;
}

.item-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 10px 10px 12px;
    border-radius: 14px;
    text-decoration: none;
    color: var(--rp-text-main);
    border: 1px solid transparent;
    transition: 
        background-color var(--rp-transition-med),
        box-shadow var(--rp-transition-med),
        transform var(--rp-transition-med),
        border-color var(--rp-transition-med);
}

.item-link:hover {
    background: linear-gradient(to right, rgba(227, 0, 27, 0.04), rgba(248, 250, 252, 0.96));
    border-color: rgba(227, 0, 27, 0.26);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
    transform: translateY(-1px);
}

.item-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #f3f4f6;
    border: 1px solid #e5e7eb;
    font-size: 16px;
}

/* Folder + file specific icons (simple but modern) */
.folder-icon::before {
    content: "📁";
}

.file-icon::before {
    content: "📄";
}

.item-main {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.item-name {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 9px;
    border-radius: var(--rp-radius-pill);
    border: 1px solid rgba(227, 0, 27, 0.5);
    background: linear-gradient(to right, rgba(227, 0, 27, 0.12), rgba(255, 255, 255, 0.9));
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: #991b1b;
}

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

/* -------------------------
   Buttons
-------------------------- */

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 13px;
    border-radius: var(--rp-radius-pill);
    border: 1px solid var(--rp-border);
    background: #ffffff;
    font-size: 13px;
    font-weight: 500;
    color: var(--rp-text-main);
    text-decoration: none;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.04);
    transition: 
        background-color var(--rp-transition-fast),
        border-color var(--rp-transition-fast),
        box-shadow var(--rp-transition-fast),
        transform var(--rp-transition-fast);
}

.btn-secondary:hover {
    background-color: #f9fafb;
    border-color: var(--rp-border-strong);
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.14);
    transform: translateY(-1px);
}

/* -------------------------
   Responsive
-------------------------- */

@media (max-width: 768px) {
    .rp-header-inner {
        padding: 10px 14px;
        gap: 10px;
    }

    .rp-logo {
        height: 28px;
    }

    .rp-app-title {
        font-size: 16px;
    }

    .rp-main {
        margin-top: 80px;
        padding: 0 14px 24px;
    }

    .rp-card {
        padding: 14px 14px 2px 14px;
        border-radius: 18px;
    }

    .item-link {
        padding: 9px 9px 9px 10px;
    }
}

/* Slightly tighter on very small screens */
@media (max-width: 480px) {
    .rp-app-title {
        font-size: 14px;
    }

    .item-name {
        font-size: 13px;
    }

    .breadcrumbs {
        font-size: 12px;
    }
}