/* Minimalist Serenity Reset & Design Variables */
:root {
    --bg-dark: #07090e;
    --text-light: #f8f9fa;
    --font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
    --trans-overlay: linear-gradient(to bottom, rgba(7, 9, 14, 0.3) 0%, rgba(7, 9, 14, 0.1) 70%, rgba(7, 9, 14, 0.6) 100%);
}

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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden; /* No scrolling needed for this aesthetic */
    background-color: var(--bg-dark);
    font-family: var(--font-family);
    color: var(--text-light);
}

/* Base Wrapper for Background Visuals */
.viewport-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    /* Use a high-quality resolution of your visual artwork */
    background: var(--trans-overlay), url('../images/serenity-bg.jpg') no-repeat center center;
    background-size: cover;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem;
}

/* Tiny Brand Indicator */
/*.minimal-brand {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    opacity: 0.7;
    text-transform: uppercase;
}*/

/* Subtle Interactive Indicator (Affords Entry) */
.subtle-action {
    align-self: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--text-light);
    opacity: 0.5;
    transition: opacity 0.3s ease, transform 0.3s ease;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

    .subtle-action:hover {
        opacity: 0.95;
        transform: translateY(2px);
    }

.scroll-icon {
    margin-top: 0.5rem;
    width: 24px;
    height: 24px;
    border: 1.5px solid var(--text-light);
    border-radius: 50%;
    position: relative;
}

    .scroll-icon::after {
        content: '';
        position: absolute;
        top: 6px;
        left: 50%;
        width: 4px;
        height: 4px;
        background: var(--text-light);
        border-radius: 50%;
        transform: translateX(-50%);
        animation: scrollWheel 2s infinite ease-in-out;
    }

@keyframes scrollWheel {
    0% {
        top: 4px;
        opacity: 1;
    }

    100% {
        top: 12px;
        opacity: 0;
    }
}

/* Footer Container */
footer {
    width: 100%;
    display: flex;
    justify-content: center;
    padding-bottom: 2rem;
}

/* Vertical Stack Container (No pill box or background) */
.explore-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: transform 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275); /* Bump effect */
}

    /* Upward "bump" when hovering anywhere on the trigger */
    .explore-container:hover {
        transform: translateY(-8px);
    }


/* Vertical stack wrapper for Login & Products */
.menu-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

/* --- Products Link (Hidden by default, stacks above EXPLORE) --- */
.products-link,
.products-link:visited {
    color: #f0b868 !important; /* Soft warm amber to invite action */
    text-decoration: none !important;
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 600;
    opacity: 0;
    max-height: 0;
    transform: translateY(6px);
    transition: opacity 0.3s ease, transform 0.3s ease, max-height 0.3s ease, text-shadow 0.2s ease;
    pointer-events: none; /* Disable clicking until visible */
}

/* Reveal Products on Hover */
.explore-container:hover .products-link {
    opacity: 0.9;
    max-height: 30px;
    transform: translateY(0);
    margin-bottom: 0.4rem;
    pointer-events: auto; /* Enable clicking */
}

/* Glow Effect when mouse is directly over PRODUCTS */
.products-link:hover {
    opacity: 1 !important;
    color: #ffffff !important;
    text-shadow: 0 0 12px rgba(240, 184, 104, 0.8), 0 0 20px rgba(255, 255, 255, 0.6);
}

/* --- Persistent EXPLORE Label --- */
.explore-trigger {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.explore-label {
    color: var(--text-light);
    opacity: 0.75;
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 500;
    transition: opacity 0.3s ease;
    user-select: none;
}

.explore-container:hover .explore-label {
    opacity: 1;
}

/* --- Circle Icon --- */
.scroll-icon {
    margin-top: 0.4rem;
    width: 22px;
    height: 22px;
    border: 1.5px solid var(--text-light);
    border-radius: 50%;
    position: relative;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.explore-container:hover .scroll-icon {
    border-color: #ffffff;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.4);
}

.scroll-icon::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 50%;
    width: 3px;
    height: 3px;
    background: var(--text-light);
    border-radius: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s infinite ease-in-out;
}

@keyframes scrollWheel {
    0% {
        top: 4px;
        opacity: 1;
    }

    100% {
        top: 11px;
        opacity: 0;
    }
}

/* --- Products Page Styling --- */

.products-body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    min-height: 100vh;
    overflow-y: auto; /* Enable smooth scrolling for product list */
}

.products-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    justify-content: space-between;
}

/* Header Section */
.products-header {
    margin-bottom: 3.5rem;
}

.back-link, .back-link:visited {
    color: #f0b868 !important;
    text-decoration: none !important;
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1.5rem;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

    .back-link:hover {
        opacity: 1 !important;
        transform: translateX(-4px);
        text-shadow: 0 0 10px rgba(240, 184, 104, 0.6);
    }

.page-title {
    font-size: 2.25rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    color: rgba(248, 249, 250, 0.6);
    font-size: 1rem;
    max-width: 600px;
}

/* Product Cards Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}

/* Product Card Link Item */
.product-card, .product-card:visited {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 1.75rem;
    text-decoration: none !important;
    color: var(--text-light) !important;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

    .product-card:hover {
        background: rgba(255, 255, 255, 0.07);
        border-color: rgba(240, 184, 104, 0.5);
        transform: translateY(-6px);
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(240, 184, 104, 0.15);
    }

.card-icon {
    font-size: 2rem;
    margin-bottom: 1.25rem;
    opacity: 0.8;
    transition: transform 0.3s ease;
}

.product-card:hover .card-icon {
    transform: scale(1.1);
    opacity: 1;
}

.card-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: #ffffff;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.product-card:hover .card-content h3 {
    color: #f0b868;
}

.card-content p {
    font-size: 0.9rem;
    color: rgba(248, 249, 250, 0.65);
    line-height: 1.5;
    margin-bottom: 1.5rem;
}

.card-arrow {
    align-self: flex-end;
    font-size: 1.25rem;
    color: rgba(248, 249, 250, 0.4);
    transition: all 0.3s ease;
}

.product-card:hover .card-arrow {
    color: #f0b868;
    transform: translateX(4px);
}

/* Products Footer */
.products-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 2rem;
    text-align: center;
    color: rgba(248, 249, 250, 0.4);
    font-size: 0.85rem;
}

/* Login Page */
.login-viewport {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-box {
    width: 100%;
    max-width: 360px;
    padding: 40px 30px;
    text-align: center;
}

.login-header {
    margin-bottom: 40px;
}

.brand-title {
    display: block;
    font-size: 1.1rem;
    letter-spacing: 0.35em;
    font-weight: 600;
    margin-bottom: 8px;
}

.brand-subtitle {
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    opacity: 0.6;
    margin: 0;
}

.form-group {
    text-align: left;
    margin-bottom: 24px;
}

    .form-group label {
        display: block;
        font-size: 0.65rem;
        letter-spacing: 0.2em;
        opacity: 0.7;
        margin-bottom: 6px;
    }

.minimal-input {
    width: 100%;
    box-sizing: border-box;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(128, 128, 128, 0.4);
    padding: 10px 2px;
    font-size: 0.95rem;
    color: inherit;
    outline: none;
    transition: border-color 0.3s ease;
}

    .minimal-input:focus {
        border-bottom-color: currentColor;
    }

.error-message {
    display: block;
    color: #d9534f;
    font-size: 0.8rem;
    margin-bottom: 16px;
    min-height: 18px;
}

.form-actions {
    margin-top: 10px;
}

.minimal-btn {
    width: 100%;
    padding: 12px 20px;
    background: transparent;
    border: 1px solid currentColor;
    color: inherit;
    font-size: 0.75rem;
    letter-spacing: 0.25em;
    cursor: pointer;
    transition: all 0.25s ease;
}

    .minimal-btn:hover {
        background-color: rgba(128, 128, 128, 0.15);
    }

.login-footer {
    margin-top: 32px;
}

/* Portal Page */
.portal-viewport {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.portal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 40px;
    border-bottom: 1px solid rgba(128, 128, 128, 0.2);
}

.portal-brand {
    font-size: 0.95rem;
    letter-spacing: 0.35em;
    font-weight: 600;
    text-decoration: none;
    color: inherit;
}

.portal-nav-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.user-greeting {
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    opacity: 0.7;
}

.logout-link {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-decoration: none;
    color: inherit;
    padding: 6px 14px;
    border: 1px solid rgba(128, 128, 128, 0.4);
    transition: all 0.25s ease;
}

    .logout-link:hover {
        border-color: currentColor;
        background-color: rgba(128, 128, 128, 0.12);
    }

/* Admin Toolbar */
.admin-toolbar {
    background-color: rgba(128, 128, 128, 0.08);
    border-bottom: 1px solid rgba(128, 128, 128, 0.2);
    padding: 12px 40px;
}

.admin-toolbar-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.admin-badge {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    font-weight: 600;
    padding: 3px 8px;
    border: 1px solid currentColor;
}

.admin-label {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    opacity: 0.8;
}

.minimal-select {
    background: transparent;
    color: inherit;
    border: none;
    border-bottom: 1px solid rgba(128, 128, 128, 0.5);
    padding: 4px 8px;
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
}

    .minimal-select option {
        background-color: #1a1a1a; /* Ensures readable dropdown options on dark themes */
        color: #f5f5f5;
    }

/* Main Content Area */
.portal-main {
    flex: 1;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 40px;
    box-sizing: border-box;
}

.portal-hero {
    margin-bottom: 48px;
    border-bottom: 1px solid rgba(128, 128, 128, 0.15);
    padding-bottom: 32px;
}

.portal-title {
    font-size: 2.25rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    color: #ffffff;
    margin: 0 0 0.5rem 0;
}

.portal-subtitle {
    font-size: 1rem;
    line-height: 1.5;
    color: rgba(248, 249, 250, 0.6);
    max-width: 600px;
    margin: 0;
}

.portal-modules {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (max-width: 640px) {
    .portal-header, .admin-toolbar, .portal-main {
        padding-left: 20px;
        padding-right: 20px;
    }
}

/* Header Password Link */
.nav-action-link {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-decoration: none;
    color: inherit;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

    .nav-action-link:hover {
        opacity: 1;
    }

/* Change Password Drawer */
.password-drawer {
    background-color: rgba(128, 128, 128, 0.05);
    border-bottom: 1px solid rgba(128, 128, 128, 0.25);
    padding: 24px 40px;
}

.password-drawer-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.drawer-title {
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    font-weight: 600;
    opacity: 0.8;
}

.drawer-close {
    font-size: 1.3rem;
    line-height: 1;
    text-decoration: none;
    color: inherit;
    opacity: 0.6;
}

    .drawer-close:hover {
        opacity: 1;
    }

.password-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr) auto;
    gap: 20px;
    align-items: end;
}

.pwd-field label {
    display: block;
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    opacity: 0.7;
    margin-bottom: 6px;
}

.minimal-btn-sm {
    padding: 9px 24px;
    background: transparent;
    border: 1px solid currentColor;
    color: inherit;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    cursor: pointer;
    transition: background-color 0.25s ease;
}

    .minimal-btn-sm:hover {
        background-color: rgba(128, 128, 128, 0.15);
    }

.pwd-status-msg {
    display: block;
    font-size: 0.8rem;
    margin-top: 14px;
}

    .pwd-status-msg.error {
        color: #d9534f;
    }

    .pwd-status-msg.success {
        color: #5cb85c;
    }

@media (max-width: 820px) {
    .password-grid {
        grid-template-columns: 1fr;
    }

    .password-drawer {
        padding-left: 20px;
        padding-right: 20px;
    }
}

/* Shared Domar Sub-Navigation Bar */
.domar-subnav {
    background-color: rgba(128, 128, 128, 0.06);
    border-bottom: 1px solid rgba(128, 128, 128, 0.2);
    padding: 0 40px;
}

.domar-subnav-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 46px;
}

.domar-workspace-label {
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    opacity: 0.6;
}

.domar-nav-links {
    display: flex;
    gap: 28px;
}

.subnav-link {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-decoration: none;
    color: inherit;
    padding: 14px 0;
    border-bottom: 2px solid transparent;
    opacity: 0.65;
    transition: all 0.2s ease;
}

    .subnav-link:hover,
    .subnav-link.active {
        opacity: 1;
        border-bottom-color: currentColor;
    }

/* Filter Bar */
.cardex-filter-bar {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: 20px;
    align-items: end;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(128, 128, 128, 0.2);
}

.filter-group label {
    display: block;
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    opacity: 0.7;
    margin-bottom: 6px;
}

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

.minimal-btn-ghost {
    padding: 9px 16px;
    background: transparent;
    border: 1px solid rgba(128, 128, 128, 0.35);
    color: inherit;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    cursor: pointer;
    opacity: 0.75;
}

    .minimal-btn-ghost:hover {
        opacity: 1;
        border-color: currentColor;
    }

.tray-meta {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    opacity: 0.6;
    margin-bottom: 20px;
}

/* Cardex Grid Tray */
.cardex-tray {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
    gap: 24px;
}

/* Individual Index Card */
.index-card {
    border: 1px solid rgba(128, 128, 128, 0.35);
    border-radius: 3px;
    overflow: hidden;
    background-color: rgba(128, 128, 128, 0.03);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

    .index-card:hover {
        transform: translateY(-2px);
        border-color: currentColor;
    }

/* Top Index Tab Header */
.card-tab-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background-color: rgba(128, 128, 128, 0.12);
    border-bottom: 2px solid rgba(217, 83, 79, 0.65); /* Classic index-card red top rule */
}

.tab-model {
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.08em;
}

.tab-serial {
    font-family: Consolas, "Courier New", monospace;
    font-size: 0.85rem;
    opacity: 0.85;
}

.tab-status {
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    padding: 3px 7px;
    border: 1px solid currentColor;
    text-transform: uppercase;
}

    .tab-status.status-1 {
        color: #5cb85c;
    }
    /* Available */
    .tab-status.status-2 {
        color: #f0ad4e;
    }
    /* Reserved */
    .tab-status.status-3 {
        color: #d9534f;
    }
/* Sold */

/* Ruled Lines Body */
.card-ruled-body {
    padding: 6px 14px 10px 14px;
    background-image: repeating-linear-gradient( to bottom, transparent 0px, transparent 33px, rgba(128, 128, 128, 0.18) 34px );
}

.card-row {
    height: 34px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
}

.card-field-label {
    font-size: 0.62rem;
    letter-spacing: 0.15em;
    opacity: 0.6;
}

.card-field-val {
    font-weight: 500;
    margin-right: 12px;
}

.highlight-bin {
    font-family: Consolas, "Courier New", monospace;
    font-weight: 700;
    padding: 1px 6px;
    background-color: rgba(128, 128, 128, 0.15);
}

.card-footer-row {
    justify-content: space-between;
    font-size: 0.75rem;
}

.card-price {
    font-weight: 600;
}

.card-sale-info {
    font-size: 0.68rem;
    opacity: 0.75;
}

.empty-tray-msg {
    text-align: center;
    padding: 60px 20px;
    opacity: 0.6;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
}

@media (max-width: 820px) {
    .cardex-filter-bar {
        grid-template-columns: 1fr;
    }

    .domar-subnav {
        padding: 0 20px;
    }
}

/* Login Page */
.login-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    justify-content: space-between;
}

.login-nav-header {
    width: 100%;
}

.login-main {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 0;
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 2.5rem 2.25rem;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
    text-align: center;
}

.login-header {
    margin-bottom: 2.25rem;
}

.brand-title {
    display: block;
    font-size: 1.25rem;
    letter-spacing: 0.25em;
    font-weight: 300;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.brand-subtitle {
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    color: rgba(248, 249, 250, 0.6);
    margin: 0;
}

.form-group {
    text-align: left;
    margin-bottom: 1.5rem;
}

    .form-group label {
        display: block;
        font-size: 0.7rem;
        letter-spacing: 0.15em;
        color: rgba(248, 249, 250, 0.65);
        margin-bottom: 0.4rem;
        font-weight: 600;
    }

.error-message {
    display: block;
    color: #f07167;
    font-size: 0.85rem;
    margin-bottom: 1rem;
    min-height: 1.2rem;
}

.form-actions {
    margin-top: 0.75rem;
}

.minimal-btn {
    width: 100%;
    padding: 0.85rem 1.25rem;
    background: rgba(240, 184, 104, 0.08);
    border: 1px solid rgba(240, 184, 104, 0.5);
    border-radius: 8px;
    color: #f0b868;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

    .minimal-btn:hover {
        background: rgba(240, 184, 104, 0.18);
        border-color: #f0b868;
        color: #ffffff;
        box-shadow: 0 0 15px rgba(240, 184, 104, 0.25);
        transform: translateY(-2px);
    }

/* --- REPertoire Product Detail Page --- */
.repertoire-main {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    margin-bottom: 3.5rem;
}

.glass-panel {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 2rem;
}

    .glass-panel p {
        font-size: 0.95rem;
        color: rgba(248, 249, 250, 0.75);
        line-height: 1.7;
        margin-bottom: 1.1rem;
    }

        .glass-panel p:last-child {
            margin-bottom: 0;
        }

    .glass-panel strong {
        color: #ffffff;
        font-weight: 600;
    }

.section-heading {
    font-size: 1.35rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    color: #ffffff;
    margin-bottom: 1.25rem;
}

.card-accent-title {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: #f0b868;
    margin-bottom: 1rem;
}

.repertoire-hero-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
    align-items: start;
}

.repertoire-media {
    display: flex;
    justify-content: center;
}

.brochure-img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.45);
}

.repertoire-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
}

.repertoire-bottom-card {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 2.5rem;
}

.amber-link, .amber-link:visited {
    color: #f0b868;
    text-decoration: none;
    border-bottom: 1px solid rgba(240, 184, 104, 0.4);
    transition: all 0.2s ease;
}

    .amber-link:hover {
        color: #ffffff;
        border-bottom-color: #ffffff;
        text-shadow: 0 0 10px rgba(240, 184, 104, 0.6);
    }

.sign-off {
    margin-top: 1.25rem;
    font-style: italic;
    color: rgba(248, 249, 250, 0.85) !important;
}

    .sign-off span {
        color: #f0b868;
        font-style: normal;
        font-weight: 600;
    }

@media (max-width: 820px) {
    .repertoire-hero-grid,
    .repertoire-features-grid,
    .repertoire-bottom-card {
        grid-template-columns: 1fr;
    }
}