/* KELT-9 Homepage Theme - Style */
/* Version: 1.0.1 */
/* Color: #4B3EE4 (KELT-9 Brand Purple) */
/* Test: Lokale Änderung via Git - 17.12.2025 */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
    background: linear-gradient(135deg, #1f1f35 0%, #1f1f35 50%, #4B3EE4 100%);
}

/* Video Background */
.video-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.video-container video {
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: cover;
    opacity: 0.5;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(31, 31, 53, 0.92) 0%, 
        rgba(31, 31, 53, 0.88) 50%,
        rgba(75, 62, 228, 0.75) 100%);
    z-index: 1;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    position: relative;
    z-index: 2;
}

.container {
    width: 100%;
    display: flex;
}

/* Logo */
.logo {
    margin-bottom: 40px;
    animation: fadeInDown 0.8s ease-out;
}

.logo img {
    height: 42px;
    filter: drop-shadow(0 0 20px rgba(75, 62, 228, 0.5));
}

/* Grid Layout */
.grid {
    display: flex;
    width: 100%;
}

/* Content Area */
.content-area {
    flex: 1;
    padding: 60px 60px;
    display: flex;
    align-items: center;
}

/* Text Content */
.text-content {
    max-width: 720px;
    animation: fadeInLeft 1s ease-out;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 8px 16px;
    border-radius: 24px;
    margin-bottom: 20px;
    backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: #4B3EE4;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

h1 {
    font-size: 68px;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: #ffffff;
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.highlight {
    background: linear-gradient(135deg, #4B3EE4 0%, #7c7cf5 50%, #4B3EE4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
    animation: shimmer 3s ease-in-out infinite;
    background-size: 200% auto;
}

@keyframes shimmer {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

.subtitle {
    font-size: 20px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
    font-weight: 400;
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    margin-bottom: 32px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    background: linear-gradient(135deg, #4B3EE4, #7c7cf5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
    text-shadow: 0 0 30px rgba(75, 62, 228, 0.5);
}

.stat-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

/* Benefits */
.benefits {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
}

.benefit-icon {
    width: 29px;
    height: 29px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 7px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.benefit-icon::after {
    content: '✓';
    color: #ffffff;
    font-size: 16px;
    font-weight: bold;
}

.benefit-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.1);
    filter: blur(8px);
    opacity: 0;
    transition: opacity 0.3s;
}

.benefit:hover .benefit-icon::before {
    opacity: 1;
}

.benefit-text {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

/* Form Sidebar */
.form-wrapper {
    width: 480px;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(40px) saturate(180%);
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    padding: 50px 45px;
    position: relative;
    animation: fadeInRight 1s ease-out;
}

/* Vertical Text Strip */
.vertical-strip {
    width: 60px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(40px) saturate(180%);
    border-left: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    flex-shrink: 0;
}

.vertical-text {
    writing-mode: horizontal-tb;
    transform: rotate(-90deg);
    white-space: nowrap;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
    transform-origin: center;
}

.form-wrapper::before {
    content: '';
    position: absolute;
    left: -1px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.2) 30%,
        rgba(255, 255, 255, 0.15) 70%,
        transparent 100%);
}

.form-container {
    width: 100%;
}

.form-card {
    background: transparent;
    padding: 0;
    position: relative;
}

.form-header {
    margin-bottom: 24px;
}

.form-title {
    font-size: 24px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 6px;
}

.form-description {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.6);
}

/* Progress Dots */
.progress-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 32px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transition: all 0.3s;
}

.dot.active {
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.5);
}

.dot.completed {
    background: rgba(255, 255, 255, 0.5);
}

/* Form Steps */
.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

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

/* Step Navigation */
.step-buttons {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.btn-back {
    flex: 1;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    color: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

.btn-back:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
}

.btn-next {
    flex: 2;
    height: 50px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25) 0%, rgba(255, 255, 255, 0.15) 100%);
    backdrop-filter: blur(20px) saturate(180%);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-next:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.35) 0%, rgba(255, 255, 255, 0.2) 100%);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-next:active {
    transform: translateY(0);
}

/* Form Elements */
.form-group {
    margin-bottom: 12px;
}

.form-input {
    width: 100%;
    height: 48px;
    padding: 0 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    font-size: 15px;
    font-family: inherit;
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
    transition: all 0.2s;
    backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.18);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15), 0 8px 24px rgba(0, 0, 0, 0.15);
}

.form-input.error {
    border-color: rgba(240, 84, 76, 0.5);
}

.form-footer {
    margin-top: 16px;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

/* Error Message */
.error-message {
    color: #f0544c;
    font-size: 13px;
    margin-top: 6px;
    padding-left: 4px;
}

/* Consent Block */
.consent-block {
    margin-top: 20px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.5;
}

.consent-block a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: underline;
}

.consent-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 12px;
}

.consent-checkbox input[type="checkbox"] {
    margin-top: 3px;
    width: 16px;
    height: 16px;
    accent-color: #4B3EE4;
}

.consent-checkbox label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.4;
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Footer */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    text-align: center;
    background: rgba(31, 31, 53, 0.8);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 10;
}

.footer a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    font-size: 13px;
    margin: 0 12px;
    transition: color 0.2s;
}

.footer a:hover {
    color: rgba(255, 255, 255, 0.8);
}

/* Responsive */
@media (max-width: 1024px) {
    .grid {
        flex-direction: column;
    }
    
    .content-area {
        padding: 60px 40px;
    }
    
    .vertical-strip {
        width: 100%;
        height: auto;
        border-left: none;
        border-top: 1px solid rgba(75, 62, 228, 0.3);
        border-bottom: 1px solid rgba(75, 62, 228, 0.3);
        padding: 16px 24px;
    }
    
    .vertical-text {
        transform: rotate(0deg);
        writing-mode: horizontal-tb;
        white-space: normal;
        text-align: center;
        line-height: 1.6;
        letter-spacing: 2px;
        font-size: 12px;
    }
    
    .form-wrapper {
        width: 100%;
        border-left: none;
        padding: 50px 40px;
    }
    
    .form-wrapper::before {
        display: none;
    }
    
    h1 {
        font-size: 52px;
    }
    
    .stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    
    .footer {
        position: relative;
    }
}

@media (max-width: 768px) {
    .content-area {
        padding: 40px 24px;
    }
    
    .form-wrapper {
        padding: 40px 24px;
    }
    
    .logo {
        margin-bottom: 40px;
    }
    
    .logo img {
        height: 36px;
    }
    
    h1 {
        font-size: 38px;
    }
    
    .subtitle {
        font-size: 16px;
        margin-bottom: 24px;
    }
    
    .stats {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 0;
        background: transparent;
        border: none;
        box-shadow: none;
        backdrop-filter: none;
    }
    
    .stat {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .stat:last-child {
        border-bottom: none;
    }
    
    .stat-number {
        font-size: 28px;
        order: 2;
    }
    
    .stat-label {
        order: 1;
        font-size: 14px;
    }
    
    .benefits {
        gap: 10px;
    }
    
    .benefit-text {
        font-size: 14px;
    }
    
    .vertical-strip {
        padding: 14px 20px;
    }
    
    .vertical-text {
        font-size: 11px;
        letter-spacing: 1.5px;
    }
}

@media (max-width: 480px) {
    .content-area {
        padding: 30px 20px;
    }
    
    h1 {
        font-size: 32px;
    }
    
    .badge {
        font-size: 11px;
        padding: 6px 12px;
    }
    
    .stat {
        padding: 14px 0;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    .stat-label {
        font-size: 12px;
    }
    
    .vertical-strip {
        padding: 12px 16px;
    }
    
    .vertical-text {
        font-size: 10px;
        letter-spacing: 1px;
        line-height: 1.5;
    }
}

/* ====================================
   THANK YOU / SOI / DOI Pages Styles
   ==================================== */

.thank-you-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.thank-you-card {
    max-width: 520px;
    width: 100%;
    text-align: center;
    padding: 60px 40px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(40px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2);
    animation: fadeIn 0.6s ease-out;
}

.thank-you-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #4B3EE4, #7c7cf5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    box-shadow: 0 12px 32px rgba(75, 62, 228, 0.4);
}

.thank-you-title {
    font-size: 32px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 16px;
}

.thank-you-text {
    font-size: 17px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
}

.thank-you-email {
    font-weight: 600;
    color: #ffffff;
}

.thank-you-hint {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.thank-you-hint strong {
    color: rgba(255, 255, 255, 0.7);
}