/* Variables matching Den Flittige Bi theme */
:root {
    --color-primary: #FFD700;
    --color-primary-light: #f2da4f;
    --color-primary-dark: #FFD700;
    --color-white: #ffffff;
    --color-black: #333333;
    --color-gray-light: #f5f5f5;
    --color-gray: #e0e0e0;
    --color-gray-dark: #666666;
    --color-background: #f9f9f9;
    --color-success: #28a745;
    --color-error: #dc3545;
    
    --font-primary: 'Poppins', sans-serif;
    --transition-speed: 0.3s;
    --border-radius: 12px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.15);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-background);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Progress Bar */
.progress-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: 15px 20px;
    border-bottom: 2px solid var(--color-gray);
    z-index: 1000;
    box-shadow: var(--shadow);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--color-gray);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light), var(--color-primary));
    background-size: 200% 100%;
    width: 16.66%; /* 1/6 = 16.66% */
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: shimmer 2s infinite;
}

.progress-text {
    text-align: center;
    font-weight: 600;
    color: var(--color-black);
    font-size: 14px;
}

/* Header */
.header {
    margin-top: 80px;
    padding: 20px;
    text-align: center;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray);
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-black);
}

/* Main Container */
.main-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 40px 20px;
    min-height: calc(100vh - 160px);
    position: relative;
    overflow: hidden;
}

/* Page Styles */
.page {
    display: none;
    opacity: 0;
    transform: translateX(100%) scale(0.95);
    transition: all 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    filter: blur(2px);
}

.page.active {
    display: block;
    opacity: 1;
    transform: translateX(0) scale(1);
    position: relative;
    filter: blur(0);
}

.page.slide-out-left {
    transform: translateX(-100%) scale(0.95);
    opacity: 0;
    filter: blur(2px);
}

.page.slide-in-right {
    transform: translateX(100%) scale(0.95);
    opacity: 0;
    filter: blur(2px);
}

.page.slide-in-right.active {
    transform: translateX(0) scale(1);
    opacity: 1;
    filter: blur(0);
}

/* Enhanced page content animations */
.page-content {
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.5s ease-out;
}

.page.active .page-content {
    transform: translateY(0);
    opacity: 1;
    transition-delay: 0.1s;
}

/* Staggered animation for form elements */
.form-group {
    transform: translateY(15px);
    opacity: 0;
    transition: all 0.4s ease-out;
}

.page.active .form-group {
    transform: translateY(0);
    opacity: 1;
}

.page.active .form-group:nth-child(1) { transition-delay: 0.1s; }
.page.active .form-group:nth-child(2) { transition-delay: 0.15s; }
.page.active .form-group:nth-child(3) { transition-delay: 0.2s; }
.page.active .form-group:nth-child(4) { transition-delay: 0.25s; }
.page.active .form-group:nth-child(5) { transition-delay: 0.3s; }
.page.active .form-group:nth-child(6) { transition-delay: 0.35s; }

/* Button hover animations */
.btn-next {
    transform: translateY(0);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.btn-next:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-content {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

/* Typography */
h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--color-black);
    text-align: center;
    font-weight: 700;
}

.subtitle {
    text-align: center;
    color: var(--color-gray-dark);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-black);
    font-weight: 600;
}

/* Form Styles */
.registration-form {
    max-width: 100%;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 25px;
    animation: fadeInUp 0.6s ease-out both;
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.2s; }
.form-group:nth-child(3) { animation-delay: 0.3s; }
.form-group:nth-child(4) { animation-delay: 0.4s; }
.form-group:nth-child(5) { animation-delay: 0.5s; }
.form-group:nth-child(6) { animation-delay: 0.6s; }

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--color-black);
    font-size: 0.95rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--color-gray);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-speed);
    background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.form-group input.error,
.form-group select.error {
    border-color: var(--color-error);
}

/* Date Selectors */
.date-selectors {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
}

/* City Search */
.city-search-container {
    position: relative;
}

.city-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    border: 2px solid var(--color-gray);
    border-top: none;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    max-height: 200px;
    overflow-y: auto;
    z-index: 100;
    display: none;
}

.city-dropdown.active {
    display: block;
}

.city-option {
    padding: 12px 16px;
    cursor: pointer;
    border-bottom: 1px solid var(--color-gray-light);
    transition: background-color var(--transition-speed);
}

.city-option:hover,
.city-option.highlighted {
    background-color: var(--color-primary);
    color: var(--color-black);
}

.city-option:last-child {
    border-bottom: none;
}

/* Error Messages */
.error-message {
    display: block;
    color: var(--color-error);
    font-size: 0.85rem;
    margin-top: 5px;
    min-height: 20px;
}

/* Buttons */
.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-black);
    border: 2px solid var(--color-black);
    padding: 14px 32px;
    font-weight: 600;
    border-radius: 25px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    text-decoration: none;
    cursor: pointer;
    font-size: 1rem;
    font-family: inherit;
    width: 100%;
    display: block;
    text-align: center;
    margin-top: 20px;
    position: relative;
    overflow: hidden;
    transform: translateY(0);
}

.btn-primary:hover {
    background-color: var(--color-black);
    color: var(--color-primary);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-primary:active {
    transform: translateY(-1px) scale(1.01);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.btn-primary.loading {
    pointer-events: none;
    color: transparent;
}

.btn-primary.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--color-black);
    border-radius: 50%;
    border-top-color: transparent;
    animation: buttonSpin 1s linear infinite;
}

@keyframes buttonSpin {
    to {
        transform: rotate(360deg);
    }
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-link {
    background: none;
    border: none;
    color: var(--color-primary-dark);
    text-decoration: underline;
    cursor: pointer;
    font-size: 0.95rem;
    padding: 5px;
    transition: color var(--transition-speed);
}

.btn-link:hover {
    color: var(--color-black);
}

/* Page 2: Email Verification */
.verification-container {
    text-align: center;
}

.verification-icon {
    font-size: 4rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.verification-text {
    margin-bottom: 2rem;
    color: var(--color-gray-dark);
}

.resend-container {
    margin: 2rem 0;
    padding: 20px;
    background: var(--color-gray-light);
    border-radius: var(--border-radius);
}

.auto-progress {
    margin-top: 2rem;
    padding: 15px;
    background: var(--color-success);
    color: var(--color-white);
    border-radius: var(--border-radius);
    display: none;
}

.auto-progress.active {
    display: block;
}

.auto-progress i {
    margin-right: 8px;
}

/* Page 3: Introduction */
.intro-content {
    display: grid;
    gap: 25px;
    margin-bottom: 2rem;
}

.intro-card {
    padding: 25px;
    background: var(--color-gray-light);
    border-radius: var(--border-radius);
    text-align: center;
    transition: all var(--transition-speed);
}

.intro-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.intro-icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.intro-card h3 {
    margin-bottom: 1rem;
    color: var(--color-black);
}

.intro-card p {
    color: var(--color-gray-dark);
    line-height: 1.6;
}

/* Page 4: App Download */
.platform-selection {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 2rem;
}

.platform-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px;
    background: var(--color-gray-light);
    border: 2px solid var(--color-gray);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed);
    font-size: 1rem;
    font-family: inherit;
}

.platform-btn.active {
    background: var(--color-primary);
    border-color: var(--color-black);
    color: var(--color-black);
}

.platform-btn i {
    font-size: 2rem;
}

.installation-guide {
    margin-bottom: 2rem;
}

.installation-guide.hidden {
    display: none;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    background: var(--color-gray-light);
    border-radius: var(--border-radius);
}

.step-number {
    background: var(--color-primary);
    color: var(--color-black);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.step p {
    margin: 0;
    color: var(--color-black);
}

.app-reminder {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

.app-reminder p {
    margin: 0;
    color: #856404;
}

/* Page 5: Terms */
.terms-container {
    max-height: 400px;
    overflow-y: auto;
    padding: 20px;
    background: var(--color-gray-light);
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    border: 1px solid var(--color-gray);
}

.terms-content h3 {
    color: var(--color-black);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.terms-content h3:first-child {
    margin-top: 0;
}

.terms-content p {
    margin-bottom: 1rem;
    color: var(--color-gray-dark);
    line-height: 1.6;
}

.terms-acceptance {
    margin-bottom: 2rem;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-size: 1rem;
    color: var(--color-black);
}

.checkbox-container input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 24px;
    height: 24px;
    background: var(--color-white);
    border: 2px solid var(--color-gray);
    border-radius: 4px;
    position: relative;
    transition: all var(--transition-speed);
}

.checkbox-container input:checked + .checkmark {
    background: var(--color-primary);
    border-color: var(--color-black);
}

.checkbox-container input:checked + .checkmark::after {
    content: "✓";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-black);
    font-weight: bold;
    font-size: 16px;
}

/* Page 6: Success */
.success-container {
    text-align: center;
}

.success-icon {
    font-size: 5rem;
    color: var(--color-success);
    margin-bottom: 1.5rem;
}

.account-info {
    margin: 2rem 0;
    padding: 20px;
    background: var(--color-gray-light);
    border-radius: var(--border-radius);
}

.account-info p {
    color: var(--color-gray-dark);
    line-height: 1.6;
    margin: 0;
}

.success-message {
    margin-top: 2rem;
    padding: 20px;
    background: var(--color-success);
    color: var(--color-white);
    border-radius: var(--border-radius);
    animation: slideIn 0.5s ease;
}

.success-message.hidden {
    display: none;
}

.success-check {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.success-message p {
    margin: 0;
}

.success-message .small {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: 5px;
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOutToLeft {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(-100%);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(50px) scale(0.95);
        filter: blur(3px);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
        filter: blur(0);
    }
}

@keyframes slideOutToLeft {
    from {
        opacity: 1;
        transform: translateX(0) scale(1);
        filter: blur(0);
    }
    to {
        opacity: 0;
        transform: translateX(-50px) scale(0.95);
        filter: blur(3px);
    }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3) translateY(-20px);
    }
    50% {
        opacity: 1;
        transform: scale(1.05) translateY(-10px);
    }
    70% {
        transform: scale(0.9) translateY(0);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes shimmer {
    0% { background-position: -200px 0; }
    100% { background-position: calc(200px + 100%) 0; }
}

@keyframes progressFill {
    from {
        width: 0;
        opacity: 0.7;
    }
    to {
        opacity: 1;
    }
}

@keyframes scaleNumber {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Page transition animations */
.page-enter {
    animation: slideInFromRight 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.page-exit {
    animation: slideOutToLeft 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Content fade-in animation */
.page-content {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .main-container {
        padding: 20px 15px;
    }
    
    .page-content {
        padding: 25px 20px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .date-selectors {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .platform-selection {
        grid-template-columns: 1fr;
    }
    
    .intro-content {
        gap: 20px;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .progress-container {
        padding: 12px 15px;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 15px;
    }
    
    .logo-container {
        gap: 8px;
    }
    
    .logo-img {
        height: 32px;
    }
    
    .logo-text {
        font-size: 1.1rem;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 2rem;
}

.mt-2 {
    margin-top: 2rem;
}