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

        .er-hero {
            background: #02071d;
            color: #fff;
            padding: 3.5rem 2rem 0
        }

        .er-hero-inner {
            max-width: 900px;
            margin: 0 auto;
            padding-top: 3%;
        }

        .er-eyebrow {
            font-size: 11px;
            letter-spacing: .12em;
            text-transform: uppercase;
            color: rgba(255, 255, 255, .5);
            margin-bottom: .75rem
        }

        .er-title {
            font-size: clamp(1.75rem, 4vw, 2.75rem);
            font-weight: 500;
            line-height: 1.15;
            color: #fff;
            margin-bottom: 1rem
        }

        /* ========== VITALS SECTION - MODERN & RESPONSIVE ========== */

        .er-vitals {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0;
            background: #ffffff;
            border-radius: 16px 16px 0 0;
            margin-top: 2.5rem;
            overflow: hidden;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
        }

        .er-vital {
            padding: 1.25rem 1.5rem;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all 0.3s ease;
            position: relative;
            cursor: default;
        }

        .er-vital:not(:last-child)::after {
            content: '';
            position: absolute;
            right: 0;
            top: 20%;
            height: 60%;
            width: 1px;
            background: #e8e6e1;
        }

        .er-vital:hover {
            background: #fafafa;
            transform: translateY(-2px);
        }

        .er-vital-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 18px;
            transition: all 0.3s ease;
        }

        .er-vital:hover .er-vital-icon {
            transform: scale(1.05) rotate(-5deg);
        }

        /* Date Icon */
        .vi-date .er-vital-icon {
            background: linear-gradient(135deg, #e1f5ee, #b7e4d4);
            color: #0F6E56;
        }

        /* Venue Icon */
        .vi-venue .er-vital-icon {
            background: linear-gradient(135deg, #EEEDFE, #d4d0f5);
            color: #534AB7;
        }

        /* Price Icon */
        .vi-price .er-vital-icon {
            background: linear-gradient(135deg, #FAEEDA, #f5dab8);
            color: #854F0B;
        }

        .er-vital-content {
            flex: 1;
            min-width: 0;
        }

        .er-vital-label {
            font-size: 11px;
            font-weight: 600;
            color: #999;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 2px;
        }

        .er-vital-val {
            font-size: 15px;
            font-weight: 600;
            color: #1a1a1a;
            line-height: 1.3;
            word-break: break-word;
        }

        .er-body {
            max-width: 900px;
            margin: 0 auto;
            padding: 2rem 1rem 4rem
        }

        .er-cols {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            align-items: start
        }

        @media(max-width:640px) {
            .er-cols {
                grid-template-columns: 1fr
            }
        }

        .er-poster {
            width: 100%;
            border-radius: 10px;
            object-fit: cover;
            display: block
        }

        .er-about {
            background: #fff;
            border: .5px solid rgba(0, 0, 0, .12);
            border-radius: 12px;
            padding: 1.5rem;
            margin-top: 1.25rem
        }

        .er-section-label {
            font-size: 11px;
            letter-spacing: .1em;
            text-transform: uppercase;
            color: #888;
            margin-bottom: .6rem
        }

        .er-about-text {
            font-size: 14px;
            line-height: 1.75;
            color: #555;
            margin-bottom: 1.25rem
        }

        .er-program {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: .875rem 1rem;
            background: #f0faf6;
            border: .5px solid #9FE1CB;
            border-radius: 8px;
            margin-top: 1rem
        }

        .er-program-icon {
            color: #0F6E56;
            font-size: 18px;
            flex-shrink: 0
        }

        .er-program-text {
            font-size: 13px;
            color: #085041;
            flex: 1
        }

        .er-program-btn {
            font-size: 12px;
            font-weight: 500;
            color: #0F6E56;
            text-decoration: none;
            border: .5px solid #0F6E56;
            padding: 5px 12px;
            border-radius: 6px;
            white-space: nowrap
        }

        .er-program-btn:hover {
            background: #0F6E56;
            color: #fff
        }

        .er-form-wrap {
            background: #fff;
            border: .5px solid rgba(0, 0, 0, .12);
            border-radius: 12px;
            padding: 1.5rem
        }

        .er-form-head {
            margin-bottom: 1.25rem
        }

        .er-form-head h2 {
            font-size: 18px;
            font-weight: 500;
            color: black;
        }

        .er-form-head p {
            font-size: 13px;
            color: #888;
            margin-top: 3px
        }

        .er-field {
            margin-bottom: .875rem
        }

        .er-field label {
            display: block;
            font-size: 12px;
            font-weight: 500;
            color: #666;
            margin-bottom: 4px;
            letter-spacing: .04em
        }

        .er-field input,
        .er-field select,
        .er-field textarea {
            width: 100%;
            padding: 9px 11px;
            font-size: 14px;
            border: .5px solid rgba(0, 0, 0, .2);
            border-radius: 8px;
            background: #fafafa;
            color: #1a1a1a;
            outline: none;
            height: auto;
            transition: border-color .15s
        }

        .er-field input:focus,
        .er-field select:focus {
            border-color: #0F6E56;
            box-shadow: 0 0 0 3px rgba(15, 110, 86, .1)
        }

        .er-field .form-check-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
            padding: 8px 0;
        }

        .er-field .form-check-group .form-check {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .er-field .form-check-group .form-check input[type="checkbox"],
        .er-field .form-check-group .form-check input[type="radio"] {
            width: auto;
            margin: 0;
        }

        .er-field .form-check-group .form-check label {
            margin: 0;
            font-weight: 400;
            font-size: 14px;
            color: #1a1a1a;
            cursor: pointer;
        }

        .er-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: .75rem
        }

        @media(max-width:420px) {
            .er-row {
                grid-template-columns: 1fr
            }
        }

        .er-submit {
            width: 100%;
            padding: 11px;
            background: #1a2035;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            margin-top: .5rem;
            transition: background .15s
        }

        .er-submit:hover {
            background: #0F6E56
        }

        .er-submit:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .er-closed {
            background: #fcebeb;
            border: .5px solid #F7C1C1;
            border-radius: 10px;
            padding: 1rem 1.25rem;
            display: flex;
            align-items: center;
            gap: 10px;
            color: #501313;
            font-size: 14px;
            margin-top: 1.5rem
        }

        .er-errors {
            background: #fcebeb;
            border: .5px solid #F7C1C1;
            border-radius: 8px;
            padding: .875rem 1rem;
            margin-bottom: 1rem;
            font-size: 13px;
            color: #501313
        }

        .er-errors ul {
            margin: .4rem 0 0 1rem;
            padding: 0
        }

        .er-map-section {
            margin-top: 1.5rem
        }

        .er-map-label {
            font-size: 11px;
            font-weight: 500;
            letter-spacing: .08em;
            text-transform: uppercase;
            color: #888;
            margin-bottom: .75rem
        }

        .er-map {
            border-radius: 10px;
            overflow: hidden;
            border: .5px solid rgba(0, 0, 0, .1);
            height: 220px;
            display: block
        }

        .iti {
            width: 100%
        }

        .iti__country-list {
            z-index: 9999
        }

        .custom-field-help-text {
            font-size: 12px;
            color: #888;
            margin-top: 3px;
        }
        .custom-field-error {
            color: #d9534f;
            font-size: 12px;
            margin-top: 3px;
        }
        .field-required {
            color: #d9534f;
            margin-left: 3px;
        }

        /* ========== WORKSHOP CARD STYLES - FULL WIDTH 2 COLUMN ========== */
        
        .workshop-container-full {
            width: 100%;
            margin: 10px 0;
        }

        .workshop-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-top: 10px;
        }

        @media(max-width: 768px) {
            .workshop-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
        }

        @media(max-width: 480px) {
            .workshop-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        .workshop-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #e9ecef;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0,0,0,0.06);
            cursor: default;
            display: flex;
            flex-direction: column;
        }

        .workshop-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.12);
            border-color: #0F6E56;
        }

        .workshop-card.selected {
            border-color: #0F6E56;
            box-shadow: 0 0 0 3px rgba(15, 110, 86, 0.2);
        }

        .workshop-card-body {
            padding: 14px 16px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .workshop-card-header {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 8px;
        }

        .workshop-card-header input[type="checkbox"],
        .workshop-card-header input[type="radio"] {
            margin-top: 3px;
            flex-shrink: 0;
            width: 18px;
            height: 18px;
            cursor: pointer;
        }

        .workshop-card-header input[type="checkbox"]:disabled,
        .workshop-card-header input[type="radio"]:disabled {
            opacity: 0.4;
            cursor: not-allowed;
        }

        .workshop-card-title {
            flex: 1;
            font-weight: 600;
            font-size: 15px;
            color: #1a1a1a;
            cursor: pointer;
            margin: 0;
            line-height: 1.3;
        }

        .workshop-detail-toggle {
            background: none;
            border: none;
            color: #999;
            cursor: pointer;
            padding: 4px;
            font-size: 14px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .workshop-detail-toggle.active {
            transform: rotate(180deg);
        }

        .workshop-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 12px;
            color: #6c757d;
            margin-bottom: 8px;
            padding-left: 28px;
        }

        .workshop-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .workshop-card-meta i {
            font-size: 12px;
        }

        .workshop-card-details {
            padding: 12px 0 0 28px;
            border-top: 1px solid #f0f0f0;
            margin-top: 10px;
        }

        .workshop-details-content {
            display: flex;
            gap: 16px;
            font-size: 13px;
            color: #444;
        }

        .workshop-details-content .speaker-photo {
            flex-shrink: 0;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            overflow: hidden;
            border: 2px solid #e9ecef;
        }

        .workshop-details-content .speaker-photo img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .workshop-details-content .speaker-info {
            flex: 1;
        }

        .workshop-details-content .speaker-info p {
            margin: 4px 0;
            line-height: 1.5;
        }

        .workshop-details-content .speaker-info strong {
            color: #333;
            font-size: 12px;
        }

        .workshop-details-stats {
            display: flex;
            gap: 16px;
            margin-top: 8px;
            font-size: 12px;
            color: #555;
            flex-wrap: wrap;
        }

        .workshop-card-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 10px;
            padding-top: 10px;
            border-top: 1px solid #f5f5f5;
        }

        .workshop-seats {
            font-size: 12px;
        }

        .workshop-select-btn {
            background: #1e2b6e;
            color: white;
            border: none;
            padding: 6px 18px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .workshop-select-btn:hover {
            background: #0F6E56;
            transform: scale(1.02);
        }

        .workshop-select-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none;
        }

        .workshop-status {
            display: inline-block;
            padding: 2px 10px;
            border-radius: 12px;
            font-size: 11px;
            font-weight: 600;
        }

        .workshop-status-full {
            background: #f8d7da;
            color: #721c24;
        }

        .workshop-status-limited {
            background: #fff3cd;
            color: #856404;
        }

        .workshop-status-available {
            background: #d4edda;
            color: #155724;
        }

        .workshop-conflict-warning {
            color: #856404;
            background: #fff3cd;
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid #ffc107;
            margin-top: 12px;
            display: none;
            font-size: 13px;
        }

        .workshop-conflict-warning i {
            margin-right: 8px;
        }

        .workshop-conflict-warning.show {
            display: block;
        }

        .er-divider {
            border-top: 1px solid #eee;
            margin: 1.5rem 0;
        }

        .workshop-group {
            margin: 8px 0 16px 0;
        }

        .workshop-group-title {
            font-weight: 600;
            color: #1e2b6e;
            margin-bottom: 12px;
            font-size: 15px;
            padding: 8px 12px;
            background: #f8f9fa;
            border-radius: 8px;
            border-left: 4px solid #1e2b6e;
        }

        .workshop-group-title .workshop-count {
            font-size: 12px;
            color: #999;
            font-weight: normal;
        }

        .workshop-empty {
            color: #6c757d;
            font-size: 14px;
            padding: 10px;
            text-align: center;
        }

        /* ========== RESPONSIVE VITALS ========== */

        @media (max-width: 768px) {
            .er-vitals {
                grid-template-columns: repeat(3, 1fr);
                border-radius: 12px 12px 0 0;
            }
            .er-vital {
                padding: 1rem 1.25rem;
                gap: 12px;
            }
            .er-vital-icon {
                width: 38px;
                height: 38px;
                font-size: 15px;
            }
            .er-vital-val {
                font-size: 13px;
            }
            .er-vital:not(:last-child)::after {
                top: 15%;
                height: 70%;
            }
        }

        @media (max-width: 480px) {
            .er-vitals {
                grid-template-columns: 1fr;
                gap: 0;
                border-radius: 12px 12px 0 0;
                margin-top: 1.5rem;
                box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.06);
            }
            .er-vital {
                padding: 0.875rem 1.25rem;
                gap: 12px;
                border-bottom: 1px solid #f0f0f0;
                background: #fafafa;
                margin: 2px 0;
                border-radius: 0;
            }
            .er-vital:last-child {
                border-bottom: none;
            }
            .er-vital:not(:last-child)::after {
                display: none;
            }
            .er-vital-icon {
                width: 36px;
                height: 36px;
                font-size: 14px;
            }
            .er-vital-label {
                font-size: 10px;
            }
            .er-vital-val {
                font-size: 14px;
            }
            .er-vital:first-child {
                border-radius: 12px 12px 0 0;
            }
            .er-vital:last-child {
                border-radius: 0 0 12px 12px;
            }
        }

        @media (max-width: 360px) {
            .er-vital {
                padding: 0.75rem 1rem;
                gap: 10px;
                flex-wrap: wrap;
            }
            .er-vital-icon {
                width: 32px;
                height: 32px;
                font-size: 12px;
            }
            .er-vital-val {
                font-size: 12px;
            }
            .er-vital-content {
                flex: 1;
                min-width: 100px;
            }
            .workshop-details-content {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .workshop-details-stats {
                justify-content: center;
            }
            .workshop-card-meta {
                padding-left: 0;
            }
            .workshop-card-details {
                padding-left: 0;
            }
        }
        
                /* ===== NEW LAYOUT STYLES ===== */
        .er-body {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .er-hero-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding-top: 3%;
        }
        
        /* Poster and About side by side */
        .er-top-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin: 30px 0;
        }

        .er-poster-wrapper {
            position: relative;
        }
        .text-muted {
            color: black;
        }
        .er-poster {
            width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
        }

        .er-about-section {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .er-about-section .er-section-label {
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: #6c757d;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .er-about-section .er-about-text {
            font-size: 16px;
            line-height: 1.8;
            color: #343a40;
            margin-bottom: 16px;
        }

        .er-vital {
            display: flex;
            align-items: center;
            gap: 14px;
            background: #4c4aad;
            padding: 12px 16px;
            border-radius: 10px;
            margin-bottom: 10px;
            transition: all 0.3s ease;
            border: 1px solid rgba(255,255,255,0.1);
        }
        .er-vital:hover {
            background: #3d3b8a;
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(76, 74, 173, 0.3);
        }
        .er-vital-icon {
            color: #ffffff;
            font-size: 20px;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255,255,255,0.15);
            border-radius: 50%;
            flex-shrink: 0;
        }
        .er-vital-content {
            flex: 1;
        }
        .er-vital-label {
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: rgba(255,255,255,0.7);
            font-weight: 500;
        }
        .er-vital-val {
            font-size: 15px;
            font-weight: 600;
            color: #ffffff;
            line-height: 1.3;
            word-break: break-word;
        }

        .er-program {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: #f8f9fa;
            padding: 10px 16px;
            border-radius: 8px;
            border: 1px solid #e9ecef;
            margin-top: 12px;
            flex-wrap: wrap;
        }

        .er-program-icon {
            font-size: 20px;
        }
        .er-program-text {
            font-size: 14px;
            color: #343a40;
        }
        .er-program-btn {
            background: #007bff;
            color: white;
            padding: 6px 18px;
            border-radius: 6px;
            text-decoration: none;
            font-size: 13px;
            font-weight: 500;
            transition: background 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .er-program-btn:hover {
            background: #0056b3;
            color: white;
            text-decoration: none;
        }
        .er-program-btn.external {
            background: #28a745;
        }
        .er-program-btn.external:hover {
            background: #1e7e34;
        }

        /* Form and Workshop Section */
        .er-bottom-section {
            margin-top: 40px;
            border-top: 2px solid #e9ecef;
            padding-top: 30px;
        }

        .er-form-wrap {
            background: #fff;
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            border: 1px solid #e9ecef;
        }

        .er-form-head h2 {
            font-size: 20px;
            color: #1a1a1a;
            margin-bottom: 4px;
        }

        .er-form-head p {
            color: #6c757d;
            font-size: 14px;
            margin-bottom: 16px;
        }

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

        .er-field label {
            display: block;
            font-weight: 500;
            font-size: 14px;
            color: #343a40;
            margin-bottom: 4px;
        }

        .er-field input,
        .er-field select,
        .er-field textarea {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid #ced4da;
            border-radius: 8px;
            font-size: 14px;
            transition: border-color 0.3s;
        }

        .er-field input:focus,
        .er-field select:focus,
        .er-field textarea:focus {
            border-color: #007bff;
            outline: none;
            box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
        }

        .er-submit {
            background: #007bff;
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
            width: 100%;
        }

        .er-submit:hover {
            background: #0056b3;
        }

        .er-submit:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        /* ===== WORKSHOP STYLES ===== */
        .workshop-full-width {
            width: 100%;
            margin: 20px 0;
            padding: 20px;
            background: #f8f9fa;
            border-radius: 12px;
        }

        .workshop-container-full {
            max-width: 100%;
            margin: 0 auto;
        }

        /* Dropdown styles */
        .workshop-dropdown-container {
            padding: 10px 0;
        }
        
        .workshop-time-slot {
            margin-bottom: 20px;
        }
        
        .workshop-time-slot .card {
            border-radius: 12px;
            border: 1px solid #e9ecef;
            overflow: hidden;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
        }
        
        .workshop-time-slot .card-header {
            background-color: #f8f9fa;
            border-bottom: 1px solid #e9ecef;
            padding: 12px 20px;
        }
        
        .workshop-time-slot .card-header h5 {
            font-size: 16px;
            color: #1a1a1a;
            margin: 0;
        }
        
        .workshop-time-slot .card-header .time-slot-badge {
            font-weight: 400;
            font-size: 11px;
            padding: 3px 12px;
            border-radius: 20px;
            background: #e9ecef;
            color: #495057;
        }
        
        .workshop-time-slot .card-body {
            padding: 16px 20px;
        }
        .workshop-time-slot .workshop-dropdown option {
            color: #000000 !important;
            font-weight: 400;
            padding: 8px 12px;
        }
        .workshop-time-slot .workshop-dropdown {
            color: #000000 !important;
            border-radius: 8px;
            padding: 10px 14px;
            font-size: 15px;
            border-color: #ced4da;
        }
        
        .workshop-time-slot .workshop-dropdown:focus {
            border-color: #007bff;
            box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
        }
        
        .workshop-time-slot .workshop-dropdown optgroup {
            color: #1a1a1a !important;
            font-weight: 600;
            background-color: #f8f9fa;
        }
        
        .workshop-time-slot .workshop-dropdown optgroup option {
            color: #000000 !important;
            font-weight: 400;
            padding: 6px 10px 6px 20px;
            background-color: #ffffff;
        }
        
        .workshop-time-slot .workshop-dropdown optgroup option:hover {
            background-color: #e9ecef;
        }
        
        .workshop-time-slot .workshop-dropdown optgroup option:checked {
            background-color: #007bff;
            color: white !important;
        }

        .workshop-preview-card {
            padding: 12px 16px;
            background: #fff;
            border-radius: 8px;
            border: 1px solid #e9ecef;
            margin-top: 10px;
        }
        
        .workshop-preview-card .workshop-card-meta {
            padding-left: 0;
        }
        
        .workshop-preview-card .workshop-card-footer {
            padding-left: 0;
        }
        
        .workshop-preview-card .selected-workshop-name {
            font-weight: 600;
            color: #28a745;
        }
        
        .workshop-preview-card .workshop-details {
            display: none;
            padding: 12px;
            background: #f8f9fa;
            border-radius: 6px;
            margin-top: 10px;
        }

        .workshop-preview-card .workshop-speaker {
            color: #007bff;
            font-weight: 500;
        }

        .workshop-preview-card .workshop-details p {
            margin: 4px 0;
        }
        
        .workshop-preview-card .speaker-info {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 6px;
        }
        
        .workshop-preview-card .speaker-info img {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            object-fit: cover;
        }

        /* Card styles for radio/checkbox */
        .workshop-card {
            border: 2px solid #e9ecef;
            border-radius: 10px;
            padding: 15px;
            transition: all 0.3s ease;
            cursor: pointer;
            background: #fff;
            position: relative;
        }

        .workshop-card:hover {
            border-color: #007bff;
            box-shadow: 0 4px 15px rgba(0,123,255,0.1);
        }

        .workshop-card.selected {
            border-color: #28a745;
            background: #f0fff4;
        }

        .workshop-card.existing {
            border-color: #28a745 !important;
            background: #f0fff4 !important;
            cursor: default !important;
            opacity: 0.85;
        }

        .workshop-card.existing:hover {
            border-color: #28a745 !important;
            box-shadow: none !important;
        }

        .workshop-card.existing .workshop-card-title {
            color: #1a1a1a;
        }

        .workshop-card.conflict {
            border-color: #dc3545 !important;
            background: #fff5f5 !important;
            opacity: 0.7;
        }

        .workshop-card.conflict .workshop-card-title {
            color: #dc3545 !important;
        }

        .workshop-card.disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .workshop-card.disabled:hover {
            border-color: #e9ecef;
            box-shadow: none;
        }

        .workshop-card-header {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 8px;
        }

        .workshop-card-header input[type="checkbox"],
        .workshop-card-header input[type="radio"] {
            margin-top: 3px;
            flex-shrink: 0;
            width: 18px;
            height: 18px;
            cursor: pointer;
        }

        .workshop-card-header input:disabled {
            cursor: not-allowed;
        }

        .workshop-card-title {
            font-weight: 600;
            font-size: 14px;
            color: #1a1a1a;
            flex: 1;
            cursor: pointer;
        }

        .workshop-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: #6c757d;
            margin-top: 6px;
            padding-left: 28px;
        }

        .workshop-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .workshop-card-meta i {
            font-size: 11px;
            color: #adb5bd;
        }

        .workshop-card-footer {
            margin-top: 10px;
            padding-top: 10px;
            border-top: 1px solid #f1f3f5;
            font-size: 12px;
            color: #6c757d;
            padding-left: 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .workshop-card-footer .price-tag {
            background: #007bff;
            color: white;
            padding: 2px 12px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 600;
        }

        .workshop-card-footer .price-tag.free {
            background: #28a745;
        }

        .workshop-card-footer .capacity-badge {
            font-size: 11px;
            color: #6c757d;
        }

        .workshop-card-footer .capacity-badge.full {
            color: #dc3545;
            font-weight: 600;
        }

        .workshop-card-footer .capacity-badge .remaining {
            color: #28a745;
            font-weight: 600;
        }

        .workshop-detail-toggle {
            background: none;
            border: none;
            color: #6c757d;
            cursor: pointer;
            padding: 0 4px;
            font-size: 14px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .workshop-detail-toggle.active {
            transform: rotate(180deg);
        }

        .workshop-detail-toggle:hover {
            color: #007bff;
        }

        .workshop-details {
            display: none;
            margin-top: 10px;
            padding: 12px;
            background: #f8f9fa;
            border-radius: 6px;
            font-size: 13px;
            color: #495057;
            padding-left: 28px;
        }

        .workshop-details p {
            margin: 4px 0;
        }

        .workshop-details .speaker-info {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 6px;
        }

        .workshop-details .speaker-info img {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            object-fit: cover;
        }

        .workshop-conflict-warning {
            display: none;
            background: #fff3cd;
            border: 1px solid #ffeeba;
            border-radius: 8px;
            padding: 12px 16px;
            margin: 10px 0;
            color: #856404;
            font-size: 14px;
        }

        .workshop-conflict-warning.show {
            display: block;
        }

        .workshop-conflict-warning i {
            margin-right: 8px;
        }

        .workshop-group {
            margin-bottom: 20px;
        }

        .workshop-group-title {
            font-weight: 600;
            font-size: 15px;
            color: #343a40;
            margin-bottom: 10px;
            padding-bottom: 6px;
            border-bottom: 2px solid #e9ecef;
        }

        .workshop-group-title .workshop-count {
            font-weight: 400;
            font-size: 13px;
            color: #6c757d;
        }

        .workshop-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 10px;
        }

        @media (min-width: 768px) {
            .workshop-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (min-width: 992px) {
            .workshop-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
        }

        .workshop-empty {
            padding: 20px;
            text-align: center;
            color: #6c757d;
            background: #f8f9fa;
            border-radius: 8px;
        }

        .workshop-empty i {
            margin-right: 8px;
        }

        .workshop-select-btn {
            background: #e9ecef;
            border: none;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 12px;
            cursor: pointer;
            transition: all 0.3s ease;
            color: #495057;
        }

        .workshop-select-btn:hover {
            background: #dee2e6;
        }

        .workshop-select-btn.selected-btn {
            background: #28a745;
            color: white;
        }

        .workshop-select-btn.selected-btn:hover {
            background: #218838;
        }

        .workshop-registered-badge {
            background: #28a745;
            color: white;
            font-size: 10px;
            padding: 1px 10px;
            border-radius: 12px;
            margin-left: 6px;
        }

        .workshop-existing-badge {
            background: #ffc107;
            color: #856404;
            font-size: 10px;
            padding: 1px 10px;
            border-radius: 12px;
            margin-left: 6px;
        }
        .workshop-existing-badge i {
            margin-right: 4px;
        }

        .workshop-conflict-badge {
            background: #dc3545;
            color: white;
            font-size: 10px;
            padding: 1px 10px;
            border-radius: 12px;
            margin-left: 6px;
        }
        .workshop-conflict-badge i {
            margin-right: 4px;
        }

        .er-divider {
            border-top: 1px solid #e9ecef;
            margin: 20px 0;
        }

        .field-required {
            color: #dc3545;
            margin-left: 4px;
        }

        .custom-field-help-text {
            font-size: 12px;
            color: #6c757d;
            margin-top: 4px;
        }

        .form-check-group {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-top: 4px;
        }

        .form-check {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .form-check-input {
            width: 16px;
            height: 16px;
            cursor: pointer;
        }

        .form-check-label {
            font-size: 14px;
            color: #1a1a1a;
            cursor: pointer;
        }

        .btn-close {
            background: none;
            border: none;
            font-size: 24px;
            cursor: pointer;
            color: #000;
            opacity: 0.6;
        }

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

        #payment-method-container {
            margin-top: 15px;
            padding: 15px;
            background: #f8f9fa;
            border-radius: 8px;
            border: 1px solid #e9ecef;
        }

        #submit-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .er-errors {
            background: #f8d7da;
            border: 1px solid #f5c6cb;
            border-radius: 8px;
            padding: 12px 16px;
            margin-bottom: 16px;
            color: #721c24;
        }

        .er-errors ul {
            margin: 6px 0 0 20px;
            padding: 0;
        }

        .er-errors li {
            font-size: 14px;
        }

        .er-closed {
            background: #f8d7da;
            border: 1px solid #f5c6cb;
            border-radius: 8px;
            padding: 16px;
            text-align: center;
            color: #721c24;
            font-weight: 600;
        }

        .er-map-section {
            margin-top: 40px;
            border-top: 2px solid #e9ecef;
            padding-top: 30px;
        }

        .er-map-label {
            font-size: 14px;
            font-weight: 600;
            color: #343a40;
            margin-bottom: 12px;
        }

        .er-map {
            border-radius: 12px;
            width: 100%;
            height: 220px;
            border: 1px solid #e9ecef;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .er-top-section {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .er-form-wrap {
                padding: 20px;
            }
            .workshop-full-width {
                padding: 15px;
            }
            .workshop-grid {
                grid-template-columns: 1fr;
            }
            .er-form-head h2 {
                font-size: 17px;
            }
            .workshop-time-slot .card-header h5 {
                font-size: 14px;
                color: #1a1a1a;
            }
        }

        /* Alert Styles */
        .alert {
            padding: 12px 16px;
            border-radius: 8px;
            margin-bottom: 8px;
            font-size: 14px;
        }
        .alert-success {
            background: #d4edda;
            border: 1px solid #c3e6cb;
            color: #155724;
        }
        .alert-error {
            background: #f8d7da;
            border: 1px solid #f5c6cb;
            color: #721c24;
        }
        .alert-warning {
            background: #fff3cd;
            border: 1px solid #ffeeba;
            color: #856404;
        }
        .alert-info {
            background: #d1ecf1;
            border: 1px solid #bee5eb;
            color: #0c5460;
        }
        
        .alert-info .text-danger {
            font-weight: 600;
        }

        /* ===== WORKSHOP UPDATE BADGE ===== */
        .workshop-update-badge {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 11px;
            font-weight: 600;
            margin-left: 8px;
        }
        .workshop-update-badge.update {
            background: #ffc107;
            color: #856404;
        }
        .workshop-update-badge.add {
            background: #28a745;
            color: white;
        }

        /* ===== EXISTING WORKSHOP INDICATOR ===== */
        .existing-workshop-indicator {
            display: inline-block;
            background: #28a745;
            color: white;
            font-size: 10px;
            padding: 2px 10px;
            border-radius: 12px;
            margin-left: 8px;
        }
        .existing-workshop-indicator i {
            margin-right: 4px;
        }

        /* ===== EXISTING WORKSHOPS LIST ===== */
        .existing-workshops-container {
            background: #f0fff4;
            border: 1px solid #c3e6cb;
            border-radius: 12px;
            padding: 16px 20px;
            margin-bottom: 20px;
        }
        .existing-workshops-container .existing-title {
            color: #155724;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .existing-workshops-container .existing-subtitle {
            color: #6c757d;
            font-size: 13px;
            margin-bottom: 10px;
        }
        .existing-workshops-container .existing-workshop-item {
            display: inline-block;
            background: #ffffff;
            border: 1px solid #c3e6cb;
            border-radius: 8px;
            padding: 6px 14px;
            margin: 4px 6px 4px 0;
            font-size: 13px;
            color: #155724;
        }
        .existing-workshops-container .existing-workshop-item i {
            color: #28a745;
            margin-right: 4px;
        }
        .existing-workshops-container .lock-icon {
            color: #856404;
            font-size: 12px;
        }
        .existing-workshops-container .conflict-warning {
            color: #dc3545;
            font-size: 13px;
            margin-top: 8px;
            padding: 8px 12px;
            background: #fff5f5;
            border-radius: 6px;
            border: 1px solid #f5c6cb;
        }
        .existing-workshops-container .conflict-warning i {
            margin-right: 6px;
        }

        /* ===== TIME SLOT CONFLICT INDICATOR ===== */
        .time-slot-conflict {
            border-color: #dc3545 !important;
        }
        .time-slot-conflict .card-header {
            background-color: #fff5f5 !important;
            border-bottom-color: #f5c6cb !important;
        }
        .time-slot-conflict .card-header h5 {
            color: #dc3545 !important;
        }
        .time-slot-conflict .card-body {
            background-color: #fffafa !important;
        }