/* =========================================================
   Media Rental B2B Core – Premium style.css
   Ultra-modern glassmorphism with gold neon accents
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Deep rich dark backgrounds */
    --mr-bg-base:      #050505;
    --mr-bg-surface:   rgba(20, 20, 22, 0.6);
    --mr-bg-surface-h: rgba(30, 30, 35, 0.8);
    
    /* Borders & Glass */
    --mr-glass-border: rgba(255, 255, 255, 0.08);
    --mr-glass-glow:   rgba(255, 212, 0, 0.15);
    
    /* Typography */
    --mr-txt-main:     #ffffff;
    --mr-txt-sec:      #a1a1aa;
    --mr-txt-mut:      #52525b;
    
    /* Accents */
    --mr-gold-base:    #FFD700;
    --mr-gold-light:   #FFE55C;
    --mr-gold-grad:    linear-gradient(135deg, #FFD700 0%, #F5A623 100%);
    --mr-red-base:     #EF4444;
    
    /* Utils */
    --mr-radius-lg:    16px;
    --mr-radius-md:    12px;
    --mr-radius-sm:    8px;
    --mr-font:         'Outfit', sans-serif;
    --mr-shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --mr-shadow-gold:  0 4px 20px -2px rgba(255, 215, 0, 0.3);
}

.mr-b2b-theme-dark {
    position: relative;
    font-family: var(--mr-font);
    background: radial-gradient(circle at 50% 0%, rgba(255,215,0,0.05) 0%, transparent 70%), var(--mr-bg-base);
    color: var(--mr-txt-main);
    border-radius: var(--mr-radius-lg);
    padding: 30px;
    box-sizing: border-box;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.05), 0 20px 40px rgba(0,0,0,0.5);
    border: 1px solid var(--mr-glass-border);
    overflow: hidden;
}

/* Background ambient glow */
.mr-b2b-theme-dark::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle at center, rgba(255, 215, 0, 0.03) 0%, transparent 40%);
    pointer-events: none;
    z-index: 0;
}

.mr-b2b-theme-dark > * {
    position: relative;
    z-index: 1;
}

/* ── Loader ── */
.mr-b2b-loader {
    text-align: center;
    padding: 80px 20px;
    color: var(--mr-gold-base);
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: mr-pulse 1.5s infinite;
}

@keyframes mr-pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; text-shadow: 0 0 15px var(--mr-gold-base); }
}

/* ── Segemented Tabs ── */
.mr-b2b-tabs {
    display: inline-flex;
    background: rgba(0,0,0,0.5);
    padding: 6px;
    border-radius: 100px;
    border: 1px solid var(--mr-glass-border);
    margin-bottom: 30px;
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.5);
    width: 100%;
}

.mr-b2b-tab {
    flex: 1;
    padding: 12px 24px;
    border: none;
    background: transparent;
    color: var(--mr-txt-sec);
    font-family: var(--mr-font);
    font-size: 14px;
    font-weight: 600;
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mr-b2b-tab:hover {
    color: var(--mr-txt-main);
    background: rgba(255,255,255,0.03);
}

.mr-b2b-tab.active {
    background: var(--mr-gold-grad);
    color: #000;
    font-weight: 800;
    box-shadow: var(--mr-shadow-gold);
    transform: scale(1.02);
}

/* ── Badges ── */
.mr-b2b-badge {
    background: rgba(255,255,255,0.1);
    color: inherit;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 800;
    border: 1px solid rgba(255,255,255,0.1);
}

.mr-b2b-tab.active .mr-b2b-badge {
    background: rgba(0,0,0,0.2);
    border-color: rgba(0,0,0,0.1);
}

/* ── Cards (Glassmorphism) ── */
.mr-b2b-card {
    background: var(--mr-bg-surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--mr-glass-border);
    border-top: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--mr-radius-lg);
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: var(--mr-shadow-glass);
}

.mr-b2b-card:hover {
    transform: translateY(-4px) scale(1.01);
    background: var(--mr-bg-surface-h);
    border-color: var(--mr-glass-glow);
    box-shadow: 0 15px 35px rgba(0,0,0,0.6), 0 0 15px var(--mr-glass-glow);
}

.mr-b2b-card-hd {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    background: linear-gradient(180deg, rgba(255,255,255,0.03) 0%, transparent 100%);
    border-bottom: 1px solid var(--mr-glass-border);
}

.mr-b2b-card-title {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--mr-txt-main);
    display: block;
}

.mr-b2b-card-sub {
    font-size: 13px;
    color: var(--mr-gold-base);
    margin-top: 4px;
    display: block;
    font-weight: 500;
}

.mr-b2b-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mr-b2b-badge-price {
    font-size: 18px;
    font-weight: 800;
    color: var(--mr-gold-light);
    text-shadow: 0 0 10px rgba(255,215,0,0.3);
    background: rgba(255,215,0,0.1);
    padding: 6px 12px;
    border-radius: var(--mr-radius-sm);
    border: 1px solid rgba(255,215,0,0.2);
}

.mr-b2b-card-foot {
    display: flex;
    gap: 20px;
    padding: 14px 24px;
    background: rgba(0,0,0,0.2);
    border-top: 1px solid var(--mr-glass-border);
}

/* ── Items List ── */
.mr-b2b-card-items {
    padding: 10px 24px;
}

.mr-b2b-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px dashed rgba(255,255,255,0.05);
    transition: background 0.2s;
}

.mr-b2b-item:hover {
    background: linear-gradient(90deg, rgba(255,255,255,0.02) 0%, transparent 100%);
    border-radius: 8px;
    padding-left: 10px;
}

.mr-b2b-item:last-child {
    border-bottom: none;
}

.mr-b2b-item-img {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: var(--mr-radius-sm);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.mr-b2b-item-img-placeholder {
    width: 48px;
    height: 48px;
    background: rgba(255,255,255,0.05);
    border-radius: var(--mr-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    border: 1px solid rgba(255,255,255,0.05);
}

.mr-b2b-item-name {
    flex: 1;
    font-size: 15px;
    font-weight: 500;
    color: var(--mr-txt-main);
}

.mr-b2b-item-qty {
    font-size: 14px;
    font-weight: 700;
    color: var(--mr-txt-sec);
    background: rgba(255,255,255,0.05);
    padding: 4px 8px;
    border-radius: 6px;
}

.mr-b2b-item-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--mr-txt-main);
}

/* ── Buttons ── */
.mr-b2b-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--mr-radius-md);
    font-family: var(--mr-font);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mr-b2b-btn-gold {
    background: var(--mr-gold-grad);
    color: #000;
    box-shadow: var(--mr-shadow-gold);
}

.mr-b2b-btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,215,0,0.4);
    filter: brightness(1.1);
}

.mr-b2b-btn-ghost {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--mr-txt-sec);
    backdrop-filter: blur(4px);
}

.mr-b2b-btn-ghost:hover {
    background: rgba(255,255,255,0.1);
    color: var(--mr-txt-main);
    border-color: rgba(255,255,255,0.2);
}

.mr-b2b-btn-sm {
    padding: 8px 16px;
    font-size: 12px;
    border-radius: var(--mr-radius-sm);
}

/* ── Toolbar ── */
.mr-b2b-toolbar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 24px;
}

/* ── Empty State ── */
.mr-b2b-empty {
    text-align: center;
    padding: 80px 20px;
    background: var(--mr-bg-surface);
    border: 1px dashed rgba(255,255,255,0.1);
    border-radius: var(--mr-radius-lg);
}

.mr-b2b-empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
    filter: drop-shadow(0 0 10px rgba(255,255,255,0.2));
}

.mr-b2b-empty p {
    font-size: 16px;
    color: var(--mr-txt-sec);
    line-height: 1.6;
}

.mr-b2b-muted {
    font-size: 13px;
    color: var(--mr-txt-mut);
}

/* ── Modals (Glassmorphism) ── */
.mr-b2b-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 999999;
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.mr-b2b-modal {
    width: 100%;
    max-width: 560px;
    background: rgba(15, 15, 18, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,215,0,0.15);
    border-top: 1px solid rgba(255,215,0,0.3);
    border-radius: var(--mr-radius-lg);
    box-shadow: 0 30px 60px rgba(0,0,0,0.8), 0 0 40px rgba(255,215,0,0.05);
    animation: slideUp 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(40px) scale(0.95); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.mr-b2b-modal-hd {
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(180deg, rgba(255,215,0,0.05) 0%, transparent 100%);
}

.mr-b2b-modal-hd h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: var(--mr-gold-base);
}

.mr-b2b-modal-close {
    background: transparent;
    border: none;
    color: var(--mr-txt-sec);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.2s;
}

.mr-b2b-modal-close:hover {
    color: var(--mr-red-base);
}

.mr-b2b-modal-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-height: 65vh;
    overflow-y: auto;
}

.mr-b2b-modal-ft {
    padding: 16px 24px;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: rgba(0,0,0,0.2);
}

/* ── Forms ── */
.mr-b2b-form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mr-b2b-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.mr-b2b-form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--mr-txt-sec);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mr-b2b-form-group input,
.mr-b2b-form-group select {
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--mr-txt-main);
    padding: 12px 16px;
    border-radius: var(--mr-radius-md);
    font-family: var(--mr-font);
    font-size: 14px;
    transition: all 0.3s ease;
}

.mr-b2b-form-group input:focus,
.mr-b2b-form-group select:focus {
    outline: none;
    border-color: var(--mr-gold-base);
    background: rgba(0,0,0,0.5);
    box-shadow: 0 0 0 4px rgba(255,215,0,0.1);
}

.mr-b2b-form-value {
    background: rgba(255,215,0,0.05);
    border: 1px solid rgba(255,215,0,0.2);
    padding: 12px 16px;
    border-radius: var(--mr-radius-md);
    color: var(--mr-gold-base);
    font-weight: 600;
}

@media (max-width: 768px) {
    .mr-b2b-tabs { flex-direction: column; border-radius: 12px; }
    .mr-b2b-tab { border-radius: 8px; }
    .mr-b2b-form-row { grid-template-columns: 1fr; }
    .mr-b2b-card-hd { flex-direction: column; align-items: flex-start; gap: 16px; }
    .mr-b2b-card-meta { width: 100%; justify-content: space-between; }
}