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

body {
    font-family: 'IBM Plex Sans', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #e8f4fd;
    color: #161616;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Sticky Register Button */
.sticky-register {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    opacity: 0;
    transform: translateY(100px);
    transition: all 0.3s ease;
}

.sticky-register.visible {
    opacity: 1;
    transform: translateY(0);
}

.btn-sticky {
    display: inline-block;
    padding: 16px 32px;
    background: #0f62fe;
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1em;
    font-weight: 600;
    box-shadow: 0 8px 24px rgba(15, 98, 254, 0.4);
    transition: all 0.3s;
}

.btn-sticky:hover {
    background: #0043ce;
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(15, 98, 254, 0.5);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #0f62fe 0%, #0043ce 50%, #002d9c 100%);
    padding: 60px 40px 80px;
    text-align: center;
    border-bottom: 4px solid #0f62fe;
    box-shadow: 0 4px 20px rgba(15, 98, 254, 0.2);
}

.ibm-logo {
    width: 120px;
    height: auto;
    margin-bottom: 30px;
    filter: brightness(0) invert(1);
}

.hero-content h1 {
    font-size: 4em;
    font-weight: 600;
    margin-bottom: 20px;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.5em;
    color: #d0e2ff;
    margin-bottom: 40px;
}

/* Countdown Timer */
.countdown-container {
    margin: 40px 0;
}

.countdown-label {
    color: #d0e2ff;
    font-size: 1.2em;
    margin-bottom: 20px;
    font-weight: 500;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.countdown-item {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 20px 30px;
    border-radius: 12px;
    min-width: 100px;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.countdown-value {
    display: block;
    font-size: 3em;
    font-weight: 700;
    color: #ffffff;
    line-height: 1;
}

.countdown-unit {
    display: block;
    font-size: 0.9em;
    color: #d0e2ff;
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-details {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.detail-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.detail-item .icon {
    font-size: 2em;
}

/* Custom Date Icon */
.date-icon {
    background: #ffffff;
    border-radius: 8px;
    padding: 8px 12px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    min-width: 70px;
}

.date-month {
    font-size: 0.8em;
    font-weight: 700;
    color: #da1e28;
    letter-spacing: 1px;
    line-height: 1;
}

.date-day {
    font-size: 2em;
    font-weight: 700;
    color: #161616;
    line-height: 1;
    margin-top: 2px;
}

.detail-item strong {
    font-size: 1.2em;
    color: #ffffff;
}

.detail-item span {
    color: #d0e2ff;
    font-size: 0.95em;
}

.btn-hero {
    display: inline-block;
    padding: 18px 50px;
    background: #ffffff;
    color: #0f62fe;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1.2em;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.btn-hero:hover {
    background: #f4f4f4;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.4);
}

/* Event Highlights Section */
.highlights-section {
    background: #ffffff;
    padding: 80px 40px;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.highlight-card {
    background: #f4f4f4;
    padding: 35px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(15, 98, 254, 0.15);
    border-color: #0f62fe;
    background: #ffffff;
}

.highlight-icon {
    font-size: 3em;
    margin-bottom: 20px;
}

.highlight-card h3 {
    font-size: 1.4em;
    color: #161616;
    margin-bottom: 15px;
    font-weight: 600;
}

.highlight-card p {
    color: #525252;
    line-height: 1.6;
}

/* Info Banner */
.info-banner {
    background: #ffffff;
    border-left: 4px solid #0f62fe;
    padding: 25px 40px;
    margin: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.banner-content {
    display: flex;
    align-items: center;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.banner-icon {
    font-size: 2em;
}

.banner-content strong {
    color: #0f62fe;
}

/* Section Styling */
section {
    padding: 60px 40px;
}

.section-title {
    font-size: 2.5em;
    margin-bottom: 40px;
    color: #161616;
    text-align: center;
    font-weight: 600;
}

/* Agenda Timeline */
.agenda-section {
    background: #f4f4f4;
}

.agenda-timeline {
    max-width: 1200px;
    margin: 0 auto;
}

.agenda-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 30px;
    padding: 25px;
    margin-bottom: 15px;
    background: #ffffff;
    border-radius: 8px;
    border-left: 4px solid #8d8d8d;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.agenda-item:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transform: translateX(5px);
}

.agenda-item.keynote {
    border-left-color: #0f62fe;
}

.agenda-item.live {
    border-left-color: #da1e28;
}

.agenda-item.hands-on {
    border-left-color: #24a148;
}

.agenda-item.panel {
    border-left-color: #ff832b;
}

.agenda-item.break {
    border-left-color: #8d8d8d;
    opacity: 0.9;
}

.agenda-item .time {
    font-size: 1.5em;
    font-weight: 700;
    color: #0f62fe;
}

.agenda-item h3 {
    font-size: 1.4em;
    color: #161616;
    margin-bottom: 8px;
    font-weight: 600;
}

.agenda-item .badge {
    color: #0f62fe;
    font-size: 0.8em;
}

.agenda-item .duration {
    color: #525252;
    font-size: 0.85em;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.agenda-item .description {
    color: #525252;
    line-height: 1.6;
}

/* Tracks Section */
.tracks-section {
    background: #ffffff;
}

.tracks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.track-card {
    background: #f4f4f4;
    padding: 30px;
    border-radius: 8px;
    border: 2px solid #0f62fe;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.track-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(15, 98, 254, 0.2);
    background: #ffffff;
}

.track-header {
    color: #0f62fe;
    font-weight: 700;
    font-size: 0.9em;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.track-card h3 {
    font-size: 1.4em;
    color: #161616;
    margin-bottom: 15px;
    font-weight: 600;
}

.track-card p {
    color: #525252;
    line-height: 1.6;
}

/* Info Section (What to Bring) */
.info-section {
    background: #f4f4f4;
}

.info-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.info-card {
    background: #ffffff;
    padding: 35px;
    border-radius: 12px;
    text-align: center;
    border: 2px solid #d0e2ff;
    transition: all 0.3s;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(15, 98, 254, 0.15);
    border-color: #0f62fe;
}

.info-icon {
    font-size: 3em;
    margin-bottom: 20px;
}

.info-card h3 {
    font-size: 1.3em;
    color: #161616;
    margin-bottom: 15px;
    font-weight: 600;
}

.info-card p {
    color: #525252;
    line-height: 1.6;
}

/* FAQ Section */
.faq-section {
    background: #ffffff;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: #f4f4f4;
    padding: 30px;
    margin-bottom: 20px;
    border-radius: 12px;
    border-left: 4px solid #0f62fe;
    transition: all 0.3s;
}

.faq-item:hover {
    box-shadow: 0 4px 16px rgba(15, 98, 254, 0.1);
    transform: translateX(5px);
}

.faq-item h3 {
    font-size: 1.3em;
    color: #161616;
    margin-bottom: 12px;
    font-weight: 600;
}

.faq-item p {
    color: #525252;
    line-height: 1.7;
}

/* Contact Section */
.contact-section {
    background: #f4f4f4;
}

.contact-card {
    max-width: 600px;
    margin: 0 auto;
    background: #ffffff;
    padding: 50px;
    border-radius: 12px;
    text-align: center;
    border: 2px solid #0f62fe;
    box-shadow: 0 4px 16px rgba(15, 98, 254, 0.1);
}

.contact-icon {
    font-size: 4em;
    margin-bottom: 20px;
}

.contact-card h3 {
    font-size: 1.8em;
    color: #161616;
    margin-bottom: 15px;
    font-weight: 600;
}

.contact-card p {
    color: #525252;
    line-height: 1.7;
    margin-bottom: 15px;
}

.contact-info {
    margin-top: 25px;
    padding-top: 25px;
    border-top: 2px solid #e0e0e0;
}

.contact-info strong {
    color: #161616;
    font-size: 1.2em;
}

.contact-info a {
    color: #0f62fe;
    text-decoration: none;
    font-weight: 600;
}

.contact-info a:hover {
    text-decoration: underline;
}

/* Registration Section */
.registration-section {
    background: #e8f4fd;
}

.registration-card {
    max-width: 900px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 12px;
    padding: 50px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid #d0e2ff;
}

.registration-card h2 {
    font-size: 2.5em;
    color: #161616;
    margin-bottom: 15px;
    text-align: center;
    font-weight: 600;
}

.description {
    color: #525252;
    margin-bottom: 40px;
    text-align: center;
    font-size: 1.1em;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-bottom: 25px;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .hero-details {
        flex-direction: column;
        gap: 30px;
    }
    
    .agenda-item {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .hero-content h1 {
        font-size: 2.5em;
    }
    
    .countdown {
        gap: 15px;
    }
    
    .countdown-item {
        min-width: 80px;
        padding: 15px 20px;
    }
    
    .countdown-value {
        font-size: 2em;
    }
    
    .sticky-register {
        bottom: 20px;
        right: 20px;
    }
    
    .btn-sticky {
        padding: 14px 28px;
        font-size: 1em;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: #161616;
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 0.95em;
}

.form-group input {
    padding: 14px 18px;
    border: 2px solid #d0e2ff;
    border-radius: 6px;
    font-size: 1em;
    background: #ffffff;
    color: #161616;
    transition: all 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #0f62fe;
    box-shadow: 0 0 0 3px rgba(15, 98, 254, 0.1);
}

.form-group input::placeholder {
    color: #8d8d8d;
}

.form-actions {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.btn-primary, .btn-secondary {
    padding: 16px 35px;
    border: none;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: #0f62fe;
    color: white;
    flex: 1;
}

.btn-primary:hover {
    background: #0043ce;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(15, 98, 254, 0.3);
}

.btn-secondary {
    background: #f4f4f4;
    color: #161616;
    border: 2px solid #d0e2ff;
}

.btn-secondary:hover {
    background: #e8f4fd;
    border-color: #0f62fe;
}

.success-message {
    background: #defbe6;
    border: 2px solid #24a148;
    color: #0e6027;
    padding: 20px;
    border-radius: 8px;
    margin-top: 25px;
    text-align: center;
}

.error-message {
    background: #fff1f1;
    border: 2px solid #da1e28;
    color: #750e13;
    padding: 20px;
    border-radius: 8px;
    margin-top: 25px;
    text-align: center;
}

/* Footer */
footer {
    background: #ffffff;
    padding: 30px 40px;
    text-align: center;
    border-top: 2px solid #0f62fe;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.05);
}

footer p {
    color: #525252;
}

/* Bob Credit */
.bob-credit {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 2px solid #d0e2ff;
}

.bob-credit p {
    color: #0f62fe;
    font-size: 1.1em;
    font-style: italic;
}

.bob-credit strong {
    color: #0043ce;
    font-weight: 700;
    font-size: 1.2em;
}

/* Dashboard Styles */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.dashboard-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 50px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid #d0e2ff;
}

.dashboard-card h2 {
    color: #161616;
    font-size: 2.5em;
    font-weight: 600;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.stat-card {
    background: linear-gradient(135deg, #0f62fe 0%, #0043ce 100%);
    color: white;
    padding: 35px;
    border-radius: 12px;
    text-align: center;
    border: 2px solid #0f62fe;
    box-shadow: 0 4px 16px rgba(15, 98, 254, 0.2);
}

.stat-card h3 {
    font-size: 3em;
    margin-bottom: 10px;
    font-weight: 600;
}

.stat-card p {
    font-size: 1.1em;
    opacity: 0.95;
}

.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

thead {
    background: #f4f4f4;
}

th, td {
    padding: 18px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

th {
    font-weight: 600;
    color: #0f62fe;
    text-transform: uppercase;
    font-size: 0.9em;
    letter-spacing: 1px;
}

td {
    color: #161616;
}

tbody tr:hover {
    background: #f4f4f4;
}

.action-buttons {
    display: flex;
    gap: 10px;
}

.btn-small {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 0.9em;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
}

.btn-delete {
    background: #da1e28;
    color: white;
}

.btn-delete:hover {
    background: #ba1b23;
}

.btn-export {
    background: #24a148;
    color: white;
    padding: 14px 28px;
    border: none;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-export:hover {
    background: #198038;
    transform: translateY(-2px);
}

.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: #8d8d8d;
}

.empty-state p {
    font-size: 1.3em;
    margin-bottom: 15px;
}

/* Authentication Modal */
.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.auth-content {
    background: #ffffff;
    padding: 40px;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.auth-content h2 {
    color: #161616;
    margin-bottom: 20px;
    font-weight: 600;
}

.auth-content p {
    color: #525252;
    margin-bottom: 25px;
}

.auth-content input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #d0e2ff;
    border-radius: 6px;
    font-size: 1em;
    margin-bottom: 20px;
}

.auth-content input:focus {
    outline: none;
    border-color: #0f62fe;
}

.auth-error {
    background: #fff1f1;
    border: 2px solid #da1e28;
    color: #750e13;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    display: none;
}

/* Made with Bob */