:root {
            --oga-orange: #FF9800;
            --oga-orange-dark: #F57C00;
            --oga-white: #FFFFFF;
            --oga-steel-gray-dark: #424242;
            --oga-steel-gray-medium: #757575;
            --oga-steel-gray-light: #E0E0E0;
            --oga-glass-bg: rgba(255, 255, 255, 0.2);
            --oga-glass-border: rgba(255, 255, 255, 0.3);
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            line-height: 1.6;
            color: var(--oga-steel-gray-dark);
            background: linear-gradient(135deg, var(--oga-steel-gray-medium) 0%, var(--oga-steel-gray-light) 100%);
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        .background-container {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            pointer-events: none;
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' version='1.1' xmlns:xlink='http://www.w3.org/1999/xlink' xmlns:svgjs='http://svgjs.dev/svgjs' width='1440' height='560' preserveAspectRatio='none' viewBox='0 0 1440 560'%3e%3cg mask='url(%26quot%3b%23SvgjsMask1002%26quot%3b)' fill='none'%3e%3crect width='1440' height='560' x='0' y='0' fill='rgba(45%2c 41%2c 41%2c 1)'%3e%3c/rect%3e%3cg transform='translate(0%2c 0)' stroke-linecap='round' stroke='url(%26quot%3b%23SvgjsRadialGradient1003%26quot%3b)'%3e%3cpath d='M150 255.09 L150 304.9' stroke-width='15'%3e%3c/path%3e%3cpath d='M170 131.96 L170 428.04' stroke-width='15'%3e%3c/path%3e%3cpath d='M190 114.42 L190 445.58' stroke-width='15'%3e%3c/path%3e%3cpath d='M210 114.44 L210 445.56' stroke-width='15'%3e%3c/path%3e%3cpath d='M230 213.51 L230 346.49' stroke-width='15'%3e%3c/path%3e%3cpath d='M250 226.82 L250 333.18' stroke-width='15'%3e%3c/path%3e%3cpath d='M270 242.19 L270 317.81' stroke-width='15'%3e%3c/path%3e%3cpath d='M290 132.03 L290 427.97' stroke-width='15'%3e%3c/path%3e%3cpath d='M310 75.97 L310 484.03' stroke-width='15'%3e%3c/path%3e%3cpath d='M330 140.17 L330 419.83' stroke-width='15'%3e%3c/path%3e%3cpath d='M350 79.03 L350 480.97' stroke-width='15'%3e%3c/path%3e%3cpath d='M370 238.71 L370 321.29' stroke-width='15'%3e%3c/path%3e%3cpath d='M390 63.29 L390 496.71' stroke-width='15'%3e%3c/path%3e%3cpath d='M410 124.6 L410 435.4' stroke-width='15'%3e%3c/path%3e%3cpath d='M430 104.31 L430 455.69' stroke-width='15'%3e%3c/path%3e%3cpath d='M450 197.12 L450 362.88' stroke-width='15'%3e%3c/path%3e%3cpath d='M470 240.84 L470 319.16' stroke-width='15'%3e%3c/path%3e%3cpath d='M490 70.62 L490 489.38' stroke-width='15'%3e%3c/path%3e%3cpath d='M510 197.34 L510 362.66' stroke-width='15'%3e%3c/path%3e%3cpath d='M530 185.75 L530 374.25' stroke-width='15'%3e%3c/path%3e%3cpath d='M550 233.06 L550 326.94' stroke-width='15'%3e%3c/path%3e%3cpath d='M570 97.81 L570 462.19' stroke-width='15'%3e%3c/path%3e%3cpath d='M590 95.45 L590 464.55' stroke-width='15'%3e%3c/path%3e%3cpath d='M610 96.88 L610 463.12' stroke-width='15'%3e%3c/path%3e%3cpath d='M630 177.42 L630 382.58' stroke-width='15'%3e%3c/path%3e%3cpath d='M650 105.92 L650 454.08' stroke-width='15'%3e%3c/path%3e%3cpath d='M670 186.93 L670 373.07' stroke-width='15'%3e%3c/path%3e%3cpath d='M690 256.46 L690 303.54' stroke-width='15'%3e%3c/path%3e%3cpath d='M710 93.61 L710 466.39' stroke-width='15'%3e%3c/path%3e%3cpath d='M730 110.04 L730 449.96' stroke-width='15'%3e%3c/path%3e%3cpath d='M750 196.95 L750 363.05' stroke-width='15'%3e%3c/path%3e%3cpath d='M770 178.28 L770 381.72' stroke-width='15'%3e%3c/path%3e%3cpath d='M790 218.09 L790 341.92' stroke-width='15'%3e%3c/path%3e%3cpath d='M810 74.78 L810 485.22' stroke-width='15'%3e%3c/path%3e%3cpath d='M830 83.28 L830 476.73' stroke-width='15'%3e%3c/path%3e%3cpath d='M850 183.53 L850 376.48' stroke-width='15'%3e%3c/path%3e%3cpath d='M870 249.84 L870 310.17' stroke-width='15'%3e%3c/path%3e%3cpath d='M890 123.81 L890 436.19' stroke-width='15'%3e%3c/path%3e%3cpath d='M910 183.99 L910 376.01' stroke-width='15'%3e%3c/path%3e%3cpath d='M930 66.54 L930 493.46' stroke-width='15'%3e%3c/path%3e%3cpath d='M950 236.62 L950 323.38' stroke-width='15'%3e%3c/path%3e%3cpath d='M970 109.81 L970 450.19' stroke-width='15'%3e%3c/path%3e%3cpath d='M990 133.38 L990 426.63' stroke-width='15'%3e%3c/path%3e%3cpath d='M1010 208.34 L1010 351.65' stroke-width='15'%3e%3c/path%3e%3cpath d='M1030 218.09 L1030 341.91' stroke-width='15'%3e%3c/path%3e%3cpath d='M1050 248.28 L1050 311.71' stroke-width='15'%3e%3c/path%3e%3cpath d='M1070 191.13 L1070 368.87' stroke-width='15'%3e%3c/path%3e%3cpath d='M1090 141.13 L1090 418.88' stroke-width='15'%3e%3c/path%3e%3cpath d='M1110 249.12 L1110 310.88' stroke-width='15'%3e%3c/path%3e%3cpath d='M1130 84.91 L1130 475.09' stroke-width='15'%3e%3c/path%3e%3cpath d='M1150 211.07 L1150 348.93' stroke-width='15'%3e%3c/path%3e%3cpath d='M1170 246.77 L1170 313.23' stroke-width='15'%3e%3c/path%3e%3cpath d='M1190 158.69 L1190 401.31' stroke-width='15'%3e%3c/path%3e%3cpath d='M1210 218.26 L1210 341.74' stroke-width='15'%3e%3c/path%3e%3cpath d='M1230 113.88 L1230 446.12' stroke-width='15'%3e%3c/path%3e%3cpath d='M1250 187.94 L1250 372.06' stroke-width='15'%3e%3c/path%3e%3cpath d='M1270 185.73 L1270 374.27' stroke-width='15'%3e%3c/path%3e%3cpath d='M1290 180.03 L1290 379.97' stroke-width='15'%3e%3c/path%3e%3c/g%3e%3c/g%3e%3cdefs%3e%3cmask id='SvgjsMask1002'%3e%3crect width='1440' height='560' fill='white'%3e%3c/rect%3e%3c/mask%3e%3cradialGradient cx='720' cy='280' r='625.75' gradientUnits='userSpaceOnUse' id='SvgjsRadialGradient1003'%3e%3cstop stop-color='rgba(0%2c 0%2c 0%2c 1)' offset='0.25'%3e%3c/stop%3e%3cstop stop-color='rgba(255%2c 124%2c 0%2c 1)' offset='1'%3e%3c/stop%3e%3c/radialGradient%3e%3c/defs%3e%3c/svg%3e");
            background-repeat: repeat-y;
            background-size: contain;
            background-position: center;
        }

        .container {
            max-width: 750px; 
            margin: 2rem auto;
            padding: 0 1rem;
            flex-grow: 1;
        }

        header {
            background-color: var(--oga-orange);
            color: var(--oga-white);
            padding: 1.5rem 1rem;
            text-align: center;
            margin-bottom: 2rem;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }
        header h1 { margin: 0; font-size: 2rem; }
        header p { margin: 0.5rem 0 0 0; opacity: 0.9; font-size: 1.1rem; }

        .prep-step {
            background: var(--oga-glass-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--oga-glass-border);
            padding: 2rem; 
            margin-bottom: 2rem;
            border-radius: 12px;
            box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
        }

        .prep-step h2 {
            color: var(--oga-white);
            text-shadow: 0 1px 2px rgba(0,0,0,0.2);
            margin-top: 0;
            margin-bottom: 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 1px solid var(--oga-orange);
            text-align: center;
            font-size: 1.6rem;
        }

        .prep-step p,
        .prep-step li {
            margin-bottom: 1.25rem;
            line-height: 1.7;
            color: ghostwhite;
            font-size: 1rem;
        }
        .prep-step strong { color: var(--oga-orange); }

        .prep-step ul {
            list-style: none;
            padding-left: 0;
            margin-bottom: 1.5rem;
        }
        .prep-step ul li {
            position: relative;
            padding-left: 25px;
            margin-bottom: 0.8rem;
        }
        .prep-step ul li::before {
            content: '›'; 
            position: absolute;
            left: 0;
            top: 1px;
            color: var(--oga-orange);
            font-weight: bold;
            font-size: 1.2em;
        }

        /* Instructor Section Styling */
        .instructors-grid {
            display: flex; 
            flex-wrap: wrap; 
            gap: 2rem; 
            justify-content: center; 
            align-items: flex-start; 
            margin-top: 1rem; 
        }

        .instructor-profile {
            flex: 1 1 280px; 
            max-width: 320px; 
            text-align: center;
        }
        
        .instructor-photo {
            display: block;
            width: 120px; 
            height: 120px;
            border-radius: 50%; 
            margin: 0 auto 1rem auto; 
            object-fit: cover; 
            border: 3px solid var(--oga-glass-border);
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
            background-color: rgba(255,255,255,0.1);
        }
        .instructor-profile h4 { 
            color: var(--oga-orange);
            font-size: 1.15rem; 
            margin-bottom: 0.5rem;
        }
        .instructor-profile p { 
            font-size: 0.95rem;
            margin-bottom: 0; 
            text-align: center; 
        }

        /* Google Calendar Embed Styling */
        .google-calendar-embed-container {
            background-color: rgba(255, 255, 255, 0.85); 
            border-radius: 8px; 
            padding: 10px; 
            box-shadow: 0 2px 5px rgba(0,0,0,0.05); 
            overflow: hidden; 
            margin-bottom: 1rem; 
        }

        .google-calendar-embed-container iframe {
            display: block; 
        }
        
        .resource-link { /* Added this style for email/phone links */
            color: var(--oga-orange);
            font-weight: 500; 
            text-decoration: none;
            border-bottom: 1px dotted var(--oga-orange);
            transition: color 0.2s ease, border-bottom-color 0.2s ease;
        }
        .resource-link:hover {
            color: var(--oga-orange-dark);
            border-bottom-color: var(--oga-orange-dark);
        }

        .contact-info {
            text-align: center;
            margin-top: 2rem;
            padding: 1.5rem 0;
            border-top: 1px solid var(--oga-glass-border);
            font-size: 0.95rem;
            color: ghostwhite;
        }
        .contact-info p {
            color: ghostwhite;
            margin-bottom: 0.5rem;
        }
        .contact-info a { /* This will now use .resource-link style if applied in HTML */
            /* color: var(--oga-orange); No longer needed if .resource-link is used */
            /* text-decoration: none; */
            /* font-weight: 500; */
            /* border-bottom: 1px dotted var(--oga-orange); */
        }
        /* .contact-info a:hover { No longer needed if .resource-link is used */
            /* color: var(--oga-orange-dark); */
            /* border-bottom: 1px solid var(--oga-orange-dark); */
            /* text-decoration: none; */
        /* } */

        footer {
            text-align: center;
            margin-top: 3rem;
            padding: 1.5rem;
            background-color: var(--oga-steel-gray-dark);
            color: var(--oga-steel-gray-light);
            font-size: 0.9rem;
        }

        @media (max-width: 768px) {
            .container { margin: 1rem auto; padding: 0 0.8rem; }
            .prep-step { padding: 1.5rem; margin-bottom: 1.5rem; }
            .prep-step h2 { font-size: 1.4rem; }
             .prep-step p, .prep-step li { font-size: 0.95rem; }
            header h1 { font-size: 1.8rem; }
            header p { font-size: 1rem; }
            /* .schedule-button { padding: 12px 25px; font-size: 1.05rem; } Removed as button is replaced */
            .instructor-photo { width: 100px; height: 100px; }
        }
         @media (max-width: 680px) { 
            .instructors-grid {
                flex-direction: column; 
                align-items: center; 
            }
            .instructor-profile {
                max-width: 90%; 
                margin-bottom: 1.5rem; 
            }
            .instructor-profile:last-child {
                margin-bottom: 0;
            }
         }
         @media (max-width: 480px) {
             .prep-step { padding: 1rem; }
             .prep-step h2 { font-size: 1.3rem; }
              header { padding: 1rem; }
              header h1 { font-size: 1.6rem; }
              /* .schedule-button { width: 90%; } Removed as button is replaced */
             .google-calendar-embed-container iframe {
                min-height: 500px; 
            }
            .google-calendar-embed-container {
                padding: 5px;
            }
         }

        /* Scheduler Styles */
        .scheduler-widget {
            background: rgba(0, 0, 0, 0.3);
            backdrop-filter: blur(10px);
            padding: 2rem;
            border-radius: 12px;
            margin-top: 1rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        }

        .scheduler-header {
            text-align: center;
            margin-bottom: 1.5rem;
        }

        .scheduler-header h3 {
            color: var(--oga-orange);
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
        }

        .scheduler-header p {
            color: ghostwhite;
            font-size: 0.95rem;
            opacity: 0.9;
        }

        .calendar-month-header {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-bottom: 1rem;
            padding: 1rem;
            background: rgba(0, 0, 0, 0.2);
            border-radius: 8px;
        }

        .calendar-month-title {
            font-size: 1.3rem;
            font-weight: bold;
            color: var(--oga-orange);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .calendar-weekdays {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 8px;
            margin-bottom: 10px;
        }

        .calendar-weekday {
            text-align: center;
            padding: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--oga-orange);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .date-grid {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 8px;
            margin-bottom: 50px;
            padding-bottom: 20px;
        }

        .date-btn {
            aspect-ratio: 1;
            background: rgba(255, 255, 255, 0.1);
            border: 2px solid rgba(255, 255, 255, 0.2);
            border-radius: 8px;
            padding: 8px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            color: ghostwhite;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .date-btn:hover {
            background: var(--oga-orange);
            border-color: var(--oga-orange-dark);
            transform: scale(1.05);
            box-shadow: 0 4px 12px rgba(255, 152, 0, 0.4);
        }

        .date-btn.active {
            background: var(--oga-orange);
            border-color: var(--oga-orange-dark);
            box-shadow: 0 0 0 3px rgba(255, 152, 0, 0.3);
        }

        .date-btn.empty {
            background: transparent;
            border: none;
            cursor: default;
            pointer-events: none;
        }

        .date-btn-day {
            font-size: 0.7rem;
            font-weight: 600;
            margin-bottom: 4px;
            opacity: 0.8;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .date-btn-date {
            font-size: 1.3rem;
            font-weight: bold;
            line-height: 1;
        }

        .date-btn-month {
            font-size: 0.65rem;
            opacity: 0.7;
            margin-top: 2px;
        }

        .time-slots-container {
            display: none;
            margin: 20px 0;
        }

        .time-slots-container.visible {
            display: block;
        }

        .time-slots-header {
            text-align: center;
            margin-bottom: 15px;
            color: ghostwhite;
        }

        .time-slots-header h4 {
            color: var(--oga-orange);
            margin-bottom: 5px;
        }

        .time-slots-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
            gap: 10px;
        }

        .time-slot-btn {
            background: rgba(255, 255, 255, 0.1);
            border: 2px solid rgba(255, 255, 255, 0.2);
            border-radius: 8px;
            padding: 1rem;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            color: ghostwhite;
        }

        .time-slot-btn:hover {
            background: var(--oga-orange);
            border-color: var(--oga-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(255, 152, 0, 0.4);
        }

        .time-slot-btn.active {
            background: var(--oga-orange);
            border-color: var(--oga-orange-dark);
            box-shadow: 0 0 0 3px rgba(255, 152, 0, 0.3);
        }

        .time-slot-time {
            font-size: 1.3rem;
            font-weight: bold;
            margin-bottom: 0.25rem;
            color: ghostwhite;
        }

        .time-slot-label {
            font-size: 0.85rem;
            opacity: 0.8;
            color: rgba(255, 255, 255, 0.8);
        }

        .confirm-btn {
            background: var(--oga-orange);
            color: white;
            border: none;
            padding: 15px 40px;
            font-size: 16px;
            font-weight: 600;
            border-radius: 50px;
            cursor: pointer;
            transition: all 0.3s ease;
            display: block;
            margin: 40px auto 0;
            box-shadow: 0 4px 15px rgba(255, 152, 0, 0.3);
            position: relative;
            z-index: 10;
        }

        .confirm-btn:hover:not(:disabled) {
            background: var(--oga-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 152, 0, 0.4);
        }

        .confirm-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .scheduler-loading {
            text-align: center;
            padding: 30px;
            color: ghostwhite;
        }

        .scheduler-spinner {
            border: 3px solid rgba(255, 255, 255, 0.2);
            border-top: 3px solid var(--oga-orange);
            border-radius: 50%;
            width: 35px;
            height: 35px;
            animation: schedulerSpin 1s linear infinite;
            margin: 0 auto 15px;
        }

        @keyframes schedulerSpin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .success-message {
            background: rgba(76, 175, 80, 0.2);
            border: 2px solid #4CAF50;
            color: #aeffac;
            padding: 20px;
            border-radius: 10px;
            text-align: center;
            margin: 20px 0;
        }

        .success-message h4 {
            color: #4CAF50;
            margin-bottom: 10px;
        }

        .calendar-export-buttons {
            display: flex;
            gap: 10px;
            justify-content: center;
            margin-top: 1.5rem;
            flex-wrap: wrap;
        }

        .calendar-export-btn {
            padding: 10px 20px;
            background: var(--oga-orange);
            color: white;
            border: none;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .calendar-export-btn:hover {
            background: var(--oga-orange-dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(255, 152, 0, 0.4);
        }

        .error-message {
            background: rgba(244, 67, 54, 0.2);
            border: 2px solid #f44336;
            color: #ffacac;
            padding: 15px;
            border-radius: 8px;
            margin: 15px 0;
        }