/* ???????????????????????????????????????????????????????????
   LIBERALIS CIRCULUM — Futistic Sci-Fi Theme (Star Citizen inspired)
   ??????????????????????????????????????????????????????????? */

/* ?? CSS Custom Properties ??????????????????????????????? */
:root {
    /* Core palette */
    --sc-bg-deep: #05080e;
    --sc-bg: #0a0f1a;
    --sc-bg-card: #0d1525;
    --sc-bg-card-hover: #111d33;
    --sc-bg-elevated: #131f35;
    --sc-bg-glass: rgba(13, 21, 37, 0.85);

    /* Accent colors */
    --sc-accent: #00d4ff;
    --sc-accent-dim: #007a99;
    --sc-accent-glow: rgba(0, 212, 255, 0.25);
    --sc-accent-warm: #ff6b35;
    --sc-accent-success: #00ff88;
    --sc-accent-danger: #ff3b5c;

    /* Text */
    --sc-text: #c8d6e5;
    --sc-text-bright: #eef2f7;
    --sc-text-muted: #5a6f8a;
    --sc-text-accent: #00d4ff;

    /* Borders */
    --sc-border: rgba(0, 212, 255, 0.12);
    --sc-border-active: rgba(0, 212, 255, 0.4);

    /* Shadows */
    --sc-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
    --sc-shadow-glow: 0 0 20px rgba(0, 212, 255, 0.15);

    /* Sizing */
    --sc-radius: 6px;
    --sc-radius-lg: 12px;
    --sc-header-h: 64px;
}

/* ?? Reset & Base ???????????????????????????????????????? */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    font-family: 'Rajdhani', 'Segoe UI', sans-serif;
    font-weight: 400;
    background: var(--sc-bg-deep);
    color: var(--sc-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    scrollbar-width: none;          /* Firefox */
    -ms-overflow-style: none;       /* IE/Edge */
}

html::-webkit-scrollbar,
body::-webkit-scrollbar {
    display: none;                  /* Chrome/Safari/Opera */
}

*:focus {
    outline: none;
}

*:focus-visible {
    outline: none;
}

/* ?? Layout ?????????????????????????????????????????????? */
.sc-layout {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    position: relative;
}

.sc-main {
    flex: 1;
    width: 100%;
}

/* ?? Header ?????????????????????????????????????????????? */
.sc-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--sc-header-h);
    background: var(--sc-bg-glass);
    backdrop-filter: blur(16px) saturate(1.4);
    border-bottom: 1px solid var(--sc-border);
}

.sc-header-inner {
    max-width: 1400px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
}

.sc-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: var(--sc-text-bright);
}

.sc-logo-icon {
    color: var(--sc-accent);
    filter: drop-shadow(0 0 6px var(--sc-accent-glow));
    flex-shrink: 0;
}

.sc-logo-text {
    font-family: 'Orbitron', monospace;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 3px;
}

.sc-nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.sc-nav-link {
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--sc-text-muted);
    text-decoration: none;
    transition: color 0.25s, text-shadow 0.25s;
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.sc-nav-link:hover {
    color: var(--sc-accent);
    text-shadow: 0 0 12px var(--sc-accent-glow);
}

/* Cart Badge */
.sc-cart-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    background: var(--sc-accent);
    color: var(--sc-bg-deep);
    border-radius: 9px;
    font-weight: 700;
}

/* ?? Auth ???????????????????????????????????????????????? */
.sc-auth {
    display: flex;
    align-items: center;
}

.sc-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sc-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--sc-border-active);
}

.sc-user-name {
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--sc-text-bright);
}

.sc-discord-icon {
    margin-right: 0.3rem;
}

/* ?? Buttons ????????????????????????????????????????????? */
.sc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: 'Orbitron', monospace;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    padding: 0.6rem 1.4rem;
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius);
    background: transparent;
    color: var(--sc-text);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

.sc-btn:hover {
    border-color: var(--sc-accent);
    box-shadow: var(--sc-shadow-glow);
}

.sc-btn-primary {
    background: linear-gradient(135deg, var(--sc-accent-dim), var(--sc-accent));
    color: var(--sc-bg-deep);
    border-color: var(--sc-accent);
}

.sc-btn-primary:hover {
    background: linear-gradient(135deg, var(--sc-accent), #33e0ff);
    box-shadow: 0 0 30px var(--sc-accent-glow), inset 0 0 15px rgba(255,255,255,0.1);
}

.sc-btn-accent {
    background: var(--sc-accent);
    color: var(--sc-bg-deep);
    border-color: var(--sc-accent);
    font-weight: 700;
}

.sc-btn-accent:hover {
    background: #33e0ff;
    box-shadow: 0 0 20px var(--sc-accent-glow);
}

.sc-btn-accent:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    box-shadow: none;
}

.sc-btn-ghost {
    background: transparent;
    border-color: var(--sc-border);
    color: var(--sc-text-muted);
}

.sc-btn-ghost:hover {
    color: var(--sc-text-bright);
    border-color: var(--sc-text-muted);
}

.sc-btn-sm {
    padding: 0.35rem 0.8rem;
    font-size: 0.6rem;
}

.sc-btn-lg {
    padding: 0.85rem 2.2rem;
    font-size: 0.8rem;
}

.sc-btn-block {
    width: 100%;
}

.sc-btn-arrow {
    transition: transform 0.3s;
}

.sc-btn:hover .sc-btn-arrow {
    transform: translateX(4px);
}

/* ?? Hero Section ???????????????????????????????????????? */
.sc-hero {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    height: calc(100vh - var(--sc-header-h));
    overflow: hidden;
}

.sc-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.sc-stars {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 30%, #0d1f3c 0%, var(--sc-bg-deep) 70%);
}

.sc-stars::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.6), transparent),
        radial-gradient(1px 1px at 40% 70%, rgba(255,255,255,0.4), transparent),
        radial-gradient(1.5px 1.5px at 60% 20%, rgba(0,212,255,0.5), transparent),
        radial-gradient(1px 1px at 80% 60%, rgba(255,255,255,0.3), transparent),
        radial-gradient(1px 1px at 10% 80%, rgba(255,255,255,0.5), transparent),
        radial-gradient(1.5px 1.5px at 90% 40%, rgba(0,212,255,0.3), transparent),
        radial-gradient(1px 1px at 50% 50%, rgba(255,255,255,0.4), transparent),
        radial-gradient(1px 1px at 70% 10%, rgba(255,255,255,0.3), transparent),
        radial-gradient(1px 1px at 30% 90%, rgba(255,255,255,0.2), transparent);
    animation: twinkle 8s ease-in-out infinite alternate;
}

@keyframes twinkle {
    from { opacity: 0.6; }
    to { opacity: 1; }
}

.sc-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
    background-size: 80px 80px;
}

.sc-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2rem;
}

.sc-hero-title {
    font-family: 'Orbitron', monospace;
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--sc-text-bright);
    text-transform: uppercase;
    letter-spacing: 6px;
    margin-bottom: 1.5rem;
}

.sc-hero-accent {
    font-size: 0.5em;
    font-weight: 500;
    color: var(--sc-accent);
    letter-spacing: 8px;
}

.sc-hero-subtitle {
    font-size: 1.1rem;
    color: var(--sc-text-muted);
    max-width: 520px;
    margin: 0 auto 2.5rem;
    letter-spacing: 1px;
}

/* ?? Page Layout ????????????????????????????????????????? */
.sc-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2.5rem 2rem 4rem;
}

.sc-page-header {
    margin-bottom: 2rem;
}

.sc-page-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--sc-text-bright);
    margin-bottom: 0.3rem;
}

.sc-page-subtitle {
    font-size: 0.95rem;
    color: var(--sc-text-muted);
    letter-spacing: 0.5px;
}

/* ?? Loading ????????????????????????????????????????????? */
.sc-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 5rem 0;
    color: var(--sc-text-muted);
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    letter-spacing: 2px;
}

.sc-spinner {
    width: 36px;
    height: 36px;
    border: 2px solid var(--sc-border);
    border-top-color: var(--sc-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ?? Empty State ????????????????????????????????????????? */
.sc-empty {
    text-align: center;
    padding: 5rem 2rem;
    color: var(--sc-text-muted);
}

.sc-empty-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
    opacity: 0.4;
}

.sc-empty p {
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

/* ?? Tabs (Category Filter) ?????????????????????????????? */
.sc-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--sc-border);
}

.sc-tab {
    font-family: 'Orbitron', monospace;
    font-size: 0.6rem;
    font-weight: 500;
    letter-spacing: 1.5px;
    padding: 0.5rem 1rem;
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius);
    background: transparent;
    color: var(--sc-text-muted);
    cursor: pointer;
    transition: all 0.25s;
}

.sc-tab:hover {
    color: var(--sc-text);
    border-color: var(--sc-accent-dim);
}

.sc-tab.active {
    background: var(--sc-accent);
    color: var(--sc-bg-deep);
    border-color: var(--sc-accent);
    font-weight: 700;
}

/* ?? Items Grid ?????????????????????????????????????????? */
.sc-items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* ?? Item Card ??????????????????????????????????????????? */
.sc-item-card {
    background: var(--sc-bg-card);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius-lg);
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.sc-item-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--sc-accent), transparent);
    opacity: 0;
    transition: opacity 0.35s;
}

.sc-item-card:hover {
    border-color: var(--sc-border-active);
    background: var(--sc-bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--sc-shadow), var(--sc-shadow-glow);
}

.sc-item-card:hover::before {
    opacity: 1;
}

.sc-item-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--sc-bg-deep);
}

.sc-item-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.sc-item-card:hover .sc-item-image {
    transform: scale(1.05);
}

.sc-item-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--sc-accent-dim);
    background: linear-gradient(135deg, var(--sc-bg-deep), var(--sc-bg-card));
}

.sc-item-image-placeholder.sm {
    width: 64px;
    height: 64px;
    font-size: 1rem;
    border-radius: var(--sc-radius);
}

.sc-item-type-badge {
    position: absolute;
    top: 0.6rem;
    right: 0.6rem;
    font-family: 'Orbitron', monospace;
    font-size: 0.5rem;
    font-weight: 600;
    letter-spacing: 1px;
    padding: 0.25rem 0.55rem;
    background: var(--sc-bg-glass);
    backdrop-filter: blur(8px);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius);
    color: var(--sc-accent);
}

.sc-item-cart-qty {
    position: absolute;
    top: 0.6rem;
    left: 0.6rem;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    background: var(--sc-accent);
    color: var(--sc-bg-deep);
    border-radius: var(--sc-radius);
    line-height: 1;
}

.sc-item-cart-qty svg {
    display: block;
}

.sc-item-body {
    padding: 1rem 1.2rem 1.2rem;
}

.sc-item-name {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--sc-text-bright);
    margin-bottom: 0.3rem;
    letter-spacing: 0.5px;
}

.sc-item-desc {
    font-size: 0.8rem;
    color: var(--sc-text-muted);
    margin-bottom: 0.8rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sc-item-footer {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 0.5rem;
}

.sc-item-meta {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.sc-item-price {
    font-family: 'Share Tech Mono', monospace;
    font-size: 1rem;
    color: var(--sc-accent);
    font-weight: 600;
}

.sc-item-stock {
    font-size: 0.7rem;
    color: var(--sc-text-muted);
    letter-spacing: 0.5px;
}

/* ?? Toast ??????????????????????????????????????????????? */
.sc-toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 200;
    font-family: 'Rajdhani', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    background: var(--sc-bg-elevated);
    border: 1px solid var(--sc-accent-success);
    border-radius: var(--sc-radius);
    color: var(--sc-accent-success);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
    animation: toastIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.sc-toast-fade {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s, transform 0.4s;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ?? Cart Page ??????????????????????????????????????????? */
.sc-cart-layout {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 2rem;
    align-items: start;
}

.sc-cart-items {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.sc-cart-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.2rem;
    background: var(--sc-bg-card);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius-lg);
    transition: border-color 0.25s;
}

.sc-cart-row:hover {
    border-color: var(--sc-border-active);
}

.sc-cart-row-img {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    border-radius: var(--sc-radius);
    overflow: hidden;
    background: var(--sc-bg-deep);
}

.sc-cart-row-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sc-cart-row-info {
    flex: 1;
    min-width: 0;
}

.sc-cart-row-name {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--sc-text-bright);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sc-cart-row-price {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.8rem;
    color: var(--sc-text-muted);
}

.sc-cart-row-qty {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sc-qty-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius);
    background: transparent;
    color: var(--sc-text);
    cursor: pointer;
    transition: all 0.2s;
}

.sc-qty-btn:hover:not(:disabled) {
    border-color: var(--sc-accent);
    color: var(--sc-accent);
}

.sc-qty-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.sc-qty-value {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.9rem;
    min-width: 24px;
    text-align: center;
    color: var(--sc-text-bright);
}

.sc-cart-row-total {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.95rem;
    color: var(--sc-accent);
    min-width: 100px;
    text-align: right;
}

.sc-cart-row-remove {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    border: 1px solid transparent;
    border-radius: var(--sc-radius);
    background: transparent;
    color: var(--sc-text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.sc-cart-row-remove:hover {
    border-color: var(--sc-accent-danger);
    color: var(--sc-accent-danger);
    background: rgba(255, 59, 92, 0.08);
}

/* ?? Cart Summary ???????????????????????????????????????? */
.sc-summary-card {
    background: var(--sc-bg-card);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius-lg);
    padding: 1.5rem;
    position: sticky;
    top: calc(var(--sc-header-h) + 1.5rem);
}

.sc-summary-title {
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--sc-text-bright);
    margin-bottom: 1rem;
}

.sc-summary-line {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--sc-text);
    padding: 0.3rem 0;
}

.sc-summary-total {
    font-family: 'Share Tech Mono', monospace;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--sc-accent);
    padding: 0.6rem 0;
}

.sc-summary-divider {
    height: 1px;
    background: var(--sc-border);
    margin: 0.5rem 0;
}

.sc-summary-card .sc-btn {
    margin-top: 1rem;
}

.sc-summary-discount {
    color: #4ade80;
    font-size: 0.85rem;
}

.sc-summary-discount-inactive {
    color: var(--sc-text-muted);
    font-size: 0.8rem;
    font-style: italic;
}

.sc-summary-login-link {
    color: var(--sc-accent);
    text-decoration: none;
    font-style: normal;
    font-size: 0.8rem;
}

.sc-summary-login-link:hover {
    text-decoration: underline;
}

.sc-summary-note {
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--sc-text-muted);
    text-align: center;
    line-height: 1.5;
}

/* ?? Checkout Modal ?????????????????????????????????????? */
.sc-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 8, 14, 0.85);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.sc-modal {
    background: var(--sc-bg-card);
    border: 1px solid var(--sc-border-active);
    border-radius: var(--sc-radius-lg);
    padding: 2rem;
    width: 90%;
    max-width: 420px;
    box-shadow: var(--sc-shadow), 0 0 40px var(--sc-accent-glow);
}

.sc-modal-title {
    font-family: 'Orbitron', monospace;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--sc-text-bright);
    margin-bottom: 0.3rem;
    text-align: center;
}

.sc-modal-subtitle {
    font-size: 0.8rem;
    color: var(--sc-text-muted);
    text-align: center;
    margin-bottom: 1.2rem;
}

.sc-modal-input {
    width: 100%;
    padding: 0.7rem 1rem;
    background: var(--sc-bg);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius);
    color: var(--sc-text-bright);
    font-family: 'Rajdhani', sans-serif;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.sc-modal-input:focus {
    border-color: var(--sc-accent);
    box-shadow: 0 0 10px var(--sc-accent-glow);
}

.sc-modal-actions {
    display: flex;
    gap: 0.8rem;
    margin-top: 1.5rem;
}

.sc-modal-actions .sc-btn {
    flex: 1;
}

/* ?? Invite Banner ??????????????????????????????????????? */
.sc-invite-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: var(--sc-bg-elevated);
    border: 1px solid var(--sc-border);
    border-radius: var(--sc-radius);
    padding: 0.8rem 1.2rem;
    margin-top: 0.8rem;
}

.sc-invite-banner-content {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    flex: 1;
}

.sc-invite-banner-icon {
    font-size: 1.2rem;
    line-height: 1;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.sc-invite-banner-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.sc-invite-banner-text strong {
    font-size: 0.8rem;
    color: var(--sc-text-bright);
    font-weight: 600;
}

.sc-invite-banner-text span {
    font-size: 0.7rem;
    color: var(--sc-text-muted);
    line-height: 1.3;
}

.sc-btn-discord {
    background: #5865F2;
    color: white;
    border-color: #5865F2;
    flex-shrink: 0;
}

.sc-btn-discord:hover {
    background: #6c78ff;
    box-shadow: 0 0 20px rgba(88, 101, 242, 0.3);
}

/* ?? Checkout Feedback ???????????????????????????????????? */
.sc-checkout-message {
    margin-top: 0.8rem;
    padding: 0.6rem 1rem;
    border-radius: var(--sc-radius);
    font-size: 0.8rem;
    text-align: center;
    line-height: 1.4;
}

.sc-checkout-success {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    color: var(--sc-accent-success);
}

.sc-checkout-error {
    background: rgba(255, 59, 92, 0.1);
    border: 1px solid rgba(255, 59, 92, 0.3);
    color: var(--sc-accent-danger);
}

/* ?? Footer ?????????????????????????????????????????????? */
.sc-footer {
    border-top: 1px solid var(--sc-border);
    padding: 1rem 0;
    background: var(--sc-bg-deep);
}

/* On the home page, overlay footer at the bottom of the hero */
.sc-layout:has(.sc-hero) .sc-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: transparent;
    border-top: none;
    z-index: 2;
}

.sc-footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sc-footer-text {
    font-family: 'Orbitron', monospace;
    font-size: 0.55rem;
    letter-spacing: 2px;
    color: #3a6a8a;
    text-align: center;
}

/* ?? Header Right (cart icon + auth) ???????????????????? */
.sc-header-right {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.sc-cart-icon-link {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--sc-text-muted);
    text-decoration: none;
    transition: color 0.25s, filter 0.25s;
    padding: 0.3rem;
    line-height: 1;
}

.sc-cart-icon-link svg {
    display: block;
}

.sc-cart-icon-link:hover {
    color: var(--sc-accent);
    filter: drop-shadow(0 0 8px var(--sc-accent-glow));
}

.sc-cart-icon-link .sc-cart-badge {
    position: absolute;
    top: -6px;
    right: -8px;
}

/* ?? Responsive ?????????????????????????????????????????? */
@media (max-width: 900px) {
    .sc-cart-layout {
        grid-template-columns: 1fr;
    }

    .sc-cart-row {
        flex-wrap: wrap;
    }

    .sc-cart-row-total {
        min-width: auto;
    }
}

@media (max-width: 640px) {
    .sc-header-inner {
        padding: 0 1rem;
    }

    .sc-page {
        padding: 1.5rem 1rem 3rem;
    }

    .sc-items-grid {
        grid-template-columns: 1fr;
    }

    .sc-nav {
        gap: 1rem;
    }

    .sc-hero-title {
        letter-spacing: 3px;
    }

    .sc-tabs {
        gap: 0.35rem;
    }

    .sc-tab {
        font-size: 0.5rem;
        padding: 0.4rem 0.7rem;
    }
}