/* ==========================================
   RESET & BASE STYLES
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --gradient-primary: linear-gradient(135deg, #E8D5F2 0%, #B8D8F7 100%);
    --gradient-secondary: linear-gradient(135deg, #F5E6D3 0%, #F7CAC9 100%);
    --gradient-accent: linear-gradient(135deg, #A8E6CF 0%, #FFD3B6 100%);

    /* MBTI Type Colors */
    --color-analyst: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --color-diplomat: linear-gradient(135deg, #56ab2f 0%, #a8e063 100%);
    --color-sentinel: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --color-explorer: linear-gradient(135deg, #fa709a 0%, #fee140 100%);

    /* Neutral Colors */
    --color-text-dark: #2C3E50;
    --color-text-light: #6C7A89;
    --color-white: #FFFFFF;
    --color-bg-light: #F8F9FA;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 40px rgba(184, 216, 247, 0.4);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--color-text-dark);
    background: var(--color-bg-light);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================
   ENHANCED ANIMATED BACKGROUND
   ========================================== */
.aura-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #E8D5F2 0%, #B8D8F7 50%, #FFE8E0 100%);
    transition: background 1.5s ease;
    overflow: hidden;
}

.aura-background::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    animation: auraFloat 25s ease-in-out infinite;
}

@keyframes auraFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(5%, 5%) rotate(120deg); }
    66% { transform: translate(-5%, 5%) rotate(240deg); }
}

/* Floating Geometric Shapes */
.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    animation: floatShape 20s ease-in-out infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    top: 10%;
    left: -10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #56ab2f, #a8e063);
    top: 60%;
    right: -15%;
    animation-delay: 2s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    bottom: 15%;
    left: 20%;
    animation-delay: 4s;
}

.shape-4 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, #fa709a, #fee140);
    top: 30%;
    right: 25%;
    animation-delay: 6s;
}

.shape-5 {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, #E8D5F2, #B8D8F7);
    bottom: 30%;
    right: 10%;
    animation-delay: 8s;
}

@keyframes floatShape {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

/* ==========================================
   SINGLE UNIFIED CONTAINER LAYOUT
   ========================================== */
.main-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    position: relative;
}

.unified-container {
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
    position: relative;
    min-height: 500px;
}

/* Content sections that switch in same position */
.content-section {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.5s ease, visibility 0.5s ease, transform 0.5s ease;
    pointer-events: none;
}

.content-section.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: all;
    position: relative;
}

/* Language Switcher */
.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 0.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    color: var(--color-text-light);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-family: 'Inter', sans-serif;
}

.lang-btn:hover {
    background: var(--color-bg-light);
}

.lang-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--color-white);
}

/* ==========================================
   HERO CONTENT
   ========================================== */
#heroContent {
    text-align: center;
    position: relative;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    color: var(--color-text-light);
    font-weight: 300;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Particles Background */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(184, 216, 247, 0.6);
    border-radius: 50%;
    animation: particleFloat 10s ease-in-out infinite;
}

@keyframes particleFloat {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100vh) translateX(50px); opacity: 0; }
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn-primary, .btn-secondary {
    padding: 1rem 2.5rem;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: 'Inter', sans-serif;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

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

.btn-secondary {
    background: var(--color-white);
    color: var(--color-text-dark);
    box-shadow: var(--shadow-sm);
    margin: 0 var(--spacing-xs);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Button Ripple Effect */
.btn-primary::before, .btn-secondary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:active::before, .btn-secondary:active::before {
    width: 300px;
    height: 300px;
}

/* ==========================================
   QUESTION CONTENT
   ========================================== */
#questionContent {
    width: 100%;
}

.progress-container {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.progress-bar {
    height: 6px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--radius-sm);
    width: 0%;
    transition: width var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-text {
    display: block;
    margin-top: var(--spacing-xs);
    color: var(--color-text-light);
    font-size: 0.9rem;
    font-weight: 500;
}

.question-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    animation: slideIn var(--transition-slow);
}

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

.question-text {
    font-size: clamp(1.3rem, 4vw, 2rem);
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-lg);
    line-height: 1.4;
    text-align: center;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.option-btn {
    padding: 1.5rem 2rem;
    background: var(--color-bg-light);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-text-dark);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
    font-family: 'Inter', sans-serif;
    position: relative;
    overflow: hidden;
}

.option-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.5s;
}

.option-btn:hover {
    border-color: #667eea;
    background: var(--color-white);
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.option-btn:hover::before {
    left: 100%;
}

.option-btn.selected {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--color-white);
    border-color: #667eea;
    transform: scale(1.02);
}

/* ==========================================
   RESULTS CONTENT
   ========================================== */
#resultsContent {
    width: 100%;
}

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

/* Personality Image */
.personality-image-container {
    width: 450px;
    height: 450px;
    margin: 0 auto var(--spacing-lg);
    position: relative;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.1), 0 8px 32px rgba(0, 0, 0, 0.15);
    background: linear-gradient(135deg, #E8D5F2 0%, #B8D8F7 100%);
    animation: imageReveal 1s ease-out;
}

.personality-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: zoomIn 0.8s ease-out;
}

@keyframes imageReveal {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes zoomIn {
    from {
        transform: scale(1.2);
    }
    to {
        transform: scale(1);
    }
}

.results-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.your-type-label {
    font-size: 1rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.personality-type {
    font-size: clamp(3rem, 10vw, 5rem);
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.1em;
}

.personality-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-md);
}

.personality-description {
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.dimensions-grid {
    margin: var(--spacing-lg) 0;
    display: grid;
    gap: var(--spacing-md);
}

.dimension-item {
    text-align: left;
}

.dimension-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-dark);
}

.dimension-bar-bg {
    height: 12px;
    background: var(--color-bg-light);
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
}

.dimension-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--radius-sm);
    width: 0%;
    transition: width 1s ease-out;
    position: relative;
    overflow: hidden;
}

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

.results-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-lg);
}

/* ==========================================
   SOCIAL SHARE BUTTONS
   ========================================== */
.social-share {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--color-bg-light);
    border-bottom: 1px solid var(--color-bg-light);
}

.share-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-md);
}

.social-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.social-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: 'Inter', sans-serif;
    box-shadow: var(--shadow-sm);
}

.social-btn i {
    font-size: 1.2rem;
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

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

.social-btn.facebook {
    background: linear-gradient(135deg, #1877f2 0%, #0d5bb8 100%);
}

.social-btn.twitter {
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
}

.social-btn.instagram {
    background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

/* ==========================================
   ANIMATIONS
   ========================================== */
.fade-in {
    animation: fadeIn 1s ease-out;
}

.fade-in-delay {
    animation: fadeIn 1s ease-out 0.3s backwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 768px) {
    .language-switcher {
        top: 10px;
        right: 10px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .question-text {
        font-size: 1.3rem;
    }

    .option-btn {
        padding: 1.2rem 1.5rem;
        font-size: 1rem;
    }

    .personality-image-container {
        width: 180px;
        height: 180px;
    }

    .personality-type {
        font-size: 3rem;
    }

    .personality-title {
        font-size: 1.5rem;
    }

    .results-actions {
        flex-direction: column;
    }

    .social-buttons {
        flex-direction: column;
    }

    .social-btn {
        width: 100%;
        justify-content: center;
    }

    .btn-secondary {
        margin: 0;
        width: 100%;
    }

    .btn-primary {
        width: 100%;
    }

    .shape {
        filter: blur(40px);
    }
}

@media (max-width: 480px) {
    .main-wrapper {
        padding: var(--spacing-sm);
    }

    .question-card {
        padding: var(--spacing-md);
    }

    .results-card {
        padding: var(--spacing-md);
    }

    .personality-image-container {
        width: 150px;
        height: 150px;
    }

    .lang-btn {
        padding: 0.4rem 0.75rem;
        font-size: 0.8rem;
    }
}

/* ==========================================
   ACCESSIBILITY
   ========================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus States */
button:focus-visible {
    outline: 3px solid #667eea;
    outline-offset: 4px;
}

/* ==========================================
   GDPR COOKIE CONSENT BANNER
   ========================================== */
.gdpr-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    padding: var(--spacing-md);
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.gdpr-banner.show {
    transform: translateY(0);
}

.gdpr-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.gdpr-text h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-xs);
}

.gdpr-text p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.5;
    margin: 0;
}

.gdpr-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.btn-gdpr {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: 'Inter', sans-serif;
    white-space: nowrap;
}

.btn-accept {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.btn-accept:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-reject {
    background: var(--color-bg-light);
    color: var(--color-text-dark);
    border: 1px solid #ddd;
}

.btn-reject:hover {
    background: #e0e0e0;
}

.btn-settings {
    background: transparent;
    color: var(--color-text-dark);
    text-decoration: underline;
}

.btn-settings:hover {
    color: #667eea;
}

/* ==========================================
   AD BANNERS
   ========================================== */
.ad-banner {
    width: 100%;
    margin: var(--spacing-md) 0;
    display: flex;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.ad-banner.show {
    opacity: 1;
}

.ad-top {
    position: sticky;
    top: 0;
    z-index: 100;
    margin: 0;
    padding: var(--spacing-sm) 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.ad-mid {
    margin: var(--spacing-lg) 0;
}

.ad-results {
    margin-top: var(--spacing-lg);
}

.ad-placeholder {
    min-height: 90px;
    max-width: 728px;
    width: 100%;
    background: var(--color-bg-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-size: 0.85rem;
    border: 1px dashed #ddd;
    padding: var(--spacing-sm);
}

.ad-placeholder::before {
    content: 'Advertisement';
    opacity: 0.5;
}

/* Hide ads if no consent */
body.ads-disabled .ad-banner {
    display: none;
}

/* ==========================================
   RESPONSIVE GDPR & ADS
   ========================================== */
@media (max-width: 768px) {
    .gdpr-content {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .gdpr-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn-gdpr {
        width: 100%;
    }

    .ad-placeholder {
        min-height: 50px;
    }
}