/* ========================================
   Registration Page Styles
   ======================================== */

.register-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 160px 0 80px 0;
    position: relative;
    overflow: hidden;
}

.register-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/hero-wave-2024.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.4;
    z-index: 1;
}

.register-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 153, 51, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 188, 212, 0.2) 0%, transparent 50%);
    z-index: 2;
}

.register-hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--color-white);
}

.register-hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.register-hero-content > p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.95;
}

.event-dates {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.date-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 1.5rem 2rem;
    border-radius: 15px;
}

.date-item i {
    font-size: 2rem;
    color: var(--color-yellow);
}

.date-item strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.date-item p {
    margin: 0;
    opacity: 0.9;
}

/* ========================================
   Registration Section
   ======================================== */
.registration-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-gray-light);
}

.registration-container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

/* ========================================
   Form Progress Indicator
   ======================================== */
.form-progress {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    position: relative;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    position: relative;
}

.progress-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--color-gray-light);
    color: var(--color-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    transition: var(--transition);
    border: 3px solid var(--color-gray-light);
}

.progress-step.active .progress-circle {
    background: linear-gradient(135deg, var(--color-cyan), var(--color-teal));
    color: var(--color-white);
    border-color: var(--color-cyan);
    transform: scale(1.1);
}

.progress-step.completed .progress-circle {
    background: var(--color-cyan);
    color: var(--color-white);
    border-color: var(--color-cyan);
}

.progress-step span {
    font-size: 0.9rem;
    color: var(--color-gray);
    font-weight: 500;
}

.progress-step.active span {
    color: var(--color-cyan);
    font-weight: 600;
}

.progress-line {
    flex: 1;
    height: 3px;
    background: var(--color-gray-light);
    margin: 0 1rem;
    position: relative;
    top: -20px;
}

.progress-step.completed ~ .progress-line,
.progress-step.active ~ .progress-line {
    background: var(--color-cyan);
}

/* ========================================
   Registration Form
   ======================================== */
.registration-form {
    position: relative;
}

.form-step {
    display: none;
    animation: fadeIn 0.5s ease;
}

.form-step.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-step h2 {
    font-size: 2rem;
    color: var(--color-black);
    margin-bottom: 0.5rem;
}

.step-description {
    color: var(--color-gray);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-gray-dark);
    font-weight: 600;
    font-size: 0.95rem;
}

.required {
    color: var(--color-red);
}

/* Phone Input with Area Code */
.phone-input-wrapper {
    display: flex;
    gap: 0.75rem;
    align-items: stretch;
}

.phone-input-wrapper .area-code-select {
    width: 200px;
    min-width: 200px;
    flex-shrink: 0;
    padding: 0.9rem;
    border: 2px solid var(--color-gray-light);
    border-radius: 10px;
    font-size: 0.95rem;
    font-family: var(--font-primary);
    transition: var(--transition);
    background: var(--color-white);
    cursor: pointer;
}

.phone-input-wrapper .area-code-select:focus {
    outline: none;
    border-color: var(--color-cyan);
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

.phone-input-wrapper input[type="tel"] {
    flex: 1;
    min-width: 0;
    width: auto !important;
    padding: 0.9rem;
    border: 2px solid var(--color-gray-light);
    border-radius: 10px;
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: var(--transition);
    background: var(--color-white);
}

.phone-input-wrapper input[type="tel"]:focus {
    outline: none;
    border-color: var(--color-cyan);
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="url"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.9rem;
    border: 2px solid var(--color-gray-light);
    border-radius: 10px;
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: var(--transition);
    background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-cyan);
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--color-gray);
    font-size: 0.85rem;
}

/* Form Section Dividers */
.form-section-divider {
    margin: 3rem 0 2rem 0;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--color-cyan);
}

.form-section-divider h3 {
    font-size: 1.4rem;
    color: var(--color-black);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.form-section-divider h3 i {
    color: var(--color-cyan);
    font-size: 1.3rem;
}

.checkbox-group {
    margin-top: 2rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-weight: 400;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-cyan);
}

.checkbox-label span {
    color: var(--color-gray-dark);
}

/* ========================================
   Category Selection
   ======================================== */
.category-selection {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.category-option {
    position: relative;
}

.category-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.category-label {
    display: block;
    padding: 2rem;
    border: 3px solid var(--color-gray-light);
    border-radius: 15px;
    cursor: pointer;
    transition: var(--transition);
    background: var(--color-white);
}

.category-label:hover {
    border-color: var(--color-cyan);
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.category-option input[type="radio"]:checked + .category-label {
    border-color: var(--color-cyan);
    background: rgba(0, 188, 212, 0.05);
    box-shadow: 0 5px 20px rgba(0, 188, 212, 0.2);
}

.category-label .category-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category-price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-cyan);
    margin-bottom: 1rem;
}

.category-option input[type="radio"]:checked + .category-label .category-price {
    color: var(--color-teal);
}

.category-label h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--color-black);
}

.category-label p {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.category-benefits {
    list-style: none;
}

.category-benefits li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-gray-dark);
    font-size: 0.9rem;
}

.category-benefits i {
    color: var(--color-cyan);
}

/* ========================================
   Form Navigation
   ======================================== */
.form-navigation {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid var(--color-gray-light);
}

.form-navigation button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-prev {
    margin-right: auto;
}

.btn-next,
.btn-submit {
    margin-left: auto;
}

.btn-submit {
    background: linear-gradient(135deg, var(--color-orange), var(--color-red));
    padding: 1rem 2.5rem;
}

.btn-submit:hover {
    background: linear-gradient(135deg, var(--color-red), var(--color-orange));
}

/* ========================================
   Success Message
   ======================================== */
.success-message {
    display: none;
    text-align: center;
    padding: 3rem;
    animation: fadeIn 0.5s ease;
}

.success-message.show {
    display: block;
}

.success-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    background: linear-gradient(135deg, var(--color-cyan), var(--color-teal));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

.success-icon i {
    font-size: 3rem;
    color: var(--color-white);
}

.success-message h2 {
    font-size: 2.5rem;
    color: var(--color-black);
    margin-bottom: 1rem;
}

.success-message p {
    font-size: 1.1rem;
    color: var(--color-gray);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.success-message strong {
    color: var(--color-cyan);
}

.success-message .btn {
    margin-top: 2rem;
}

.next-steps {
    text-align: left;
    max-width: 600px;
    margin: 2rem auto;
    background: rgba(0, 188, 212, 0.03);
    padding: 2rem;
    border-radius: 15px;
}

.step-info {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.step-info:last-child {
    margin-bottom: 0;
}

.step-info i {
    font-size: 2rem;
    color: var(--color-cyan);
    flex-shrink: 0;
    margin-top: 0.3rem;
}

.step-info strong {
    display: block;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--color-black);
}

.step-info p {
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.step-info ul {
    list-style: none;
    padding-left: 0;
    margin-top: 0.5rem;
}

.step-info ul li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.3rem;
}

.step-info ul li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-cyan);
}

.success-message .note {
    background: rgba(0, 150, 136, 0.1);
    border-left: 4px solid var(--color-teal);
    padding: 1rem 1.5rem;
    border-radius: 10px;
    text-align: left;
    max-width: 600px;
    margin: 2rem auto;
}

.success-message .note i {
    color: var(--color-teal);
    margin-right: 0.5rem;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
    .register-hero {
        padding: 140px 0 60px 0;
    }

    .register-hero-content h1 {
        font-size: 2rem;
    }

    .register-hero-content > p {
        font-size: 1rem;
    }

    .event-dates {
        flex-direction: column;
        gap: 1rem;
    }

    .registration-container {
        padding: 2rem;
    }

    .form-progress {
        flex-direction: column;
        gap: 1rem;
    }

    .progress-line {
        display: none;
    }

    .progress-step {
        width: 100%;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .phone-input-wrapper {
        flex-direction: column;
        gap: 1rem;
    }

    .area-code-select {
        width: 100%;
    }

    .category-selection {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .form-navigation {
        flex-direction: column;
    }

    .btn-prev,
    .btn-next,
    .btn-submit {
        width: 100%;
        justify-content: center;
        margin: 0;
    }
}

@media (max-width: 480px) {
    .register-hero-content h1 {
        font-size: 1.75rem;
    }

    .registration-container {
        padding: 1.5rem;
    }

    .form-step h2 {
        font-size: 1.5rem;
    }

    .category-label {
        padding: 1.5rem;
    }

    .success-message {
        padding: 2rem 1rem;
    }

    .success-message h2 {
        font-size: 1.75rem;
    }
}