:root {
    /* Light Mode Variables */
    --primary-color: #6366f1;
    --secondary-color: #ec4899;
    --background-color: #f8fafc;
    --text-color: #1e293b;
    --card-background: #ffffff;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --border-color: rgba(99, 102, 241, 0.1);
    --meta-text-color: #64748b;
    --hover-bg: rgba(99, 102, 241, 0.1);
    --transition-timing: cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --background-color: #0f172a;
    --text-color: #e2e8f0;
    --card-background: #1e293b;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --border-color: rgba(99, 102, 241, 0.2);
    --meta-text-color: #94a3b8;
    --hover-bg: rgba(99, 102, 241, 0.2);
}

/* Theme Toggle Button */
.theme-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 20px var(--shadow-color);
    z-index: 1000;
    transition: all 0.3s var(--transition-timing);
}

.theme-toggle:hover {
    transform: rotate(45deg);
    box-shadow: 0 6px 25px var(--shadow-color);
}

/* Dark Mode Transitions */
body,
.question-card,
.answer-card,
.modal-content,
.question-form,
.answer-form,
input,
textarea,
.user-profile-badge {
    transition: background-color 0.3s var(--transition-timing),
                color 0.3s var(--transition-timing),
                border-color 0.3s var(--transition-timing),
                box-shadow 0.3s var(--transition-timing);
}

/* Dark Mode Specific Styles */
[data-theme="dark"] .question-card,
[data-theme="dark"] .answer-card,
[data-theme="dark"] .modal-content,
[data-theme="dark"] .question-form,
[data-theme="dark"] .answer-form {
    background: var(--card-background);
    border-color: var(--border-color);
}

[data-theme="dark"] input,
[data-theme="dark"] textarea {
    background: #2d3748;
    border-color: var(--border-color);
    color: var(--text-color);
}

[data-theme="dark"] input:focus,
[data-theme="dark"] textarea:focus {
    background: #2d3748;
    border-color: var(--primary-color);
}

[data-theme="dark"] .user-profile-badge {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(236, 72, 153, 0.15));
}

[data-theme="dark"] .meta-text,
[data-theme="dark"] .user-email,
[data-theme="dark"] .answer-meta,
[data-theme="dark"] .question-meta span {
    color: var(--meta-text-color);
}

[data-theme="dark"] .header {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    min-height: 100vh;
}

/* Loading Screen Animation */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeOut 0.5s ease-out 2s forwards;
}

.loader {
    width: 50px;
    height: 50px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

/* Header Styles */
.header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 2rem;
    box-shadow: 0 2px 10px var(--shadow-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 1rem;
}

.logo a {
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s var(--transition-timing);
}

.nav-link i {
    font-size: 1.1rem;
    color: var(--primary-color);
    transition: transform 0.3s var(--transition-timing);
}

.nav-link:hover {
    background: var(--hover-bg);
    transform: translateY(-2px);
}

.nav-link:hover i {
    transform: scale(1.1);
}

.nav-link.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    font-weight: 500;
}

.nav-link.active i {
    color: var(--secondary-color);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
}

.gradient-text {
    font-size: 3rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: slideInTop 0.5s var(--transition-timing);
}

.subtitle {
    max-width: 800px;
    margin: 1rem auto;
    color: #64748b;
    animation: fadeIn 0.5s var(--transition-timing) 0.2s both;
}

/* Question Form */
.question-form-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

/* Enhanced Question Form */
.question-form {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 20px var(--shadow-color);
    margin-top: 1rem;
    transform-origin: top;
    animation: slideDown 0.3s var(--transition-timing);
    border: 1px solid rgba(99, 102, 241, 0.1);
    position: relative;
    overflow: hidden;
}

.question-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

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

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-group label i {
    color: var(--primary-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 0.75rem;
    font-size: 1rem;
    transition: all 0.3s var(--transition-timing);
    background: #f8fafc;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* Character count animation */
.form-group::after {
    content: attr(data-length);
    position: absolute;
    right: 1rem;
    bottom: 1rem;
    font-size: 0.875rem;
    color: #64748b;
    opacity: 0.7;
}

/* Enhanced spacing for question meta */
.question-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
    color: var(--meta-text-color);
}

.question-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.question-meta i {
    color: var(--primary-color);
    opacity: 0.8;
}

/* Enhanced answer actions spacing */
.answer-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

/* Enhanced button animations */
.submit-btn, .cancel-btn {
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.submit-btn::before, .cancel-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 60%);
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.3s var(--transition-timing);
}

.ask-question-btn:hover::before {
    opacity: 1;
    animation: ripple 1s var(--transition-timing) infinite;
}

/* Form Buttons */
.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.cancel-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--primary-color);
    border-radius: 0.5rem;
    background: transparent;
    color: var(--primary-color);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
}

.cancel-btn:hover {
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
}

.submit-btn {
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
}

/* Like/Dislike Buttons */
.like-btn, .dislike-btn {
    padding: 0.5rem 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 2rem;
    background: white;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.like-btn:hover, .dislike-btn:hover {
    background: #f8fafc;
    transform: translateY(-2px);
}

.like-btn.liked {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
}

.like-btn.liked:hover {
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
}

/* Question Card Enhancements */
.question-card {
    position: relative;
    background: var(--card-background);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 20px var(--shadow-color);
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.question-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    border-radius: 1rem;
    opacity: 0;
    transition: opacity 0.3s var(--transition-timing);
    z-index: 0;
}

.question-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.question-card:hover::before {
    opacity: 1;
}

/* Answer Card Styles */
.answer-card {
    background: var(--card-background);
    border-radius: 12px;
    padding: 20px;
    margin: 15px 0;
    box-shadow: 0 2px 8px var(--shadow-color);
    transition: all 0.3s var(--transition-timing);
}

.answer-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.answer-content {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-color);
    margin-bottom: 15px;
}

.answer-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--meta-text-color);
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
}

.answer-time {
    display: flex;
    align-items: center;
    gap: 5px;
}

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

.vote-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 5px 10px;
    border: none;
    border-radius: 6px;
    background: var(--card-background);
    color: var(--meta-text-color);
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
}

.vote-btn:hover {
    background: var(--hover-bg);
    transform: translateY(-1px);
}

.vote-btn.active {
    background: var(--primary-color);
    color: white;
}

.vote-btn.upvote.active {
    background: linear-gradient(135deg, #10b981, #059669);
}

.vote-btn.downvote.active {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.answers-section {
    margin-top: 2rem;
}

.answers-section h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    font-size: 1.25rem;
}

.answers-section h3 i {
    color: var(--primary-color);
}

.answer-form {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--card-background);
    border-radius: 12px;
    box-shadow: 0 2px 8px var(--shadow-color);
}

.answer-form textarea {
    width: 100%;
    min-height: 120px;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--card-background);
    color: var(--text-color);
    font-size: 1rem;
    resize: vertical;
    transition: all 0.3s var(--transition-timing);
}

.answer-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color-transparent);
}

.submit-answer-btn {
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.submit-answer-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.submit-answer-btn:active {
    transform: translateY(1px);
}

/* Additional Animations */
@keyframes ripple {
    0% {
        transform: translate(-50%, -50%) scale(0.9);
    }
    50% {
        transform: translate(-50%, -50%) scale(1);
    }
    100% {
        transform: translate(-50%, -50%) scale(0.9);
    }
}

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

/* Success Message Animation */
.success-message {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
    z-index: 1000;
    animation: slide-in 0.3s var(--transition-timing);
}

.success-message i {
    font-size: 1.5rem;
    animation: success-icon 0.5s var(--transition-timing);
}

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

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

/* Questions List */
.questions-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 2rem;
    background: var(--card-background);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.2s var(--transition-timing);
    white-space: nowrap;
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.questions-list {
    display: grid;
    gap: 1rem;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--transition-timing);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

/* Enhanced Discussion Section Styles */
.modal-content {
    background: var(--card-background);
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    border-radius: 1.5rem;
    overflow: hidden;
    position: relative;
}

.modal-header {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    padding: 1.5rem;
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    position: relative;
}

.modal-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.question-title {
    font-size: 1.5rem;
    color: var(--text-color);
    margin-right: 2rem;
    line-height: 1.4;
}

.modal-body {
    padding: 2rem;
    overflow-y: auto;
    max-height: calc(90vh - 4rem);
}

/* Question Content Styles */
.question-content {
    background: var(--card-background);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px var(--shadow-color);
    border: 1px solid var(--border-color);
}

.question-text {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-color);
    margin-bottom: 1.5rem;
}

.answers-section {
    margin-top: 2rem;
}

.answers-section h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    font-size: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.answers-section h3 i {
    color: var(--primary-color);
}

.answers-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.answer-card {
    background: var(--card-background);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 2px 8px var(--shadow-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s var(--transition-timing);
}

.answer-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-color);
}

.answer-content {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-color);
    margin-bottom: 1rem;
}

.answer-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.answer-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--meta-text-color);
    font-size: 0.9rem;
}

.vote-buttons {
    display: flex;
    gap: 0.75rem;
}

.vote-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.5rem;
    background: var(--card-background);
    color: var(--meta-text-color);
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
    font-size: 0.9rem;
}

.vote-btn:hover {
    background: var(--hover-bg);
    transform: translateY(-1px);
}

.vote-btn.active {
    background: var(--primary-color);
    color: white;
}

.vote-btn.upvote.active {
    background: linear-gradient(135deg, #10b981, #059669);
}

.vote-btn.downvote.active {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.answer-form {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--card-background);
    border-radius: 1rem;
    box-shadow: 0 2px 8px var(--shadow-color);
    border: 1px solid var(--border-color);
}

.answer-form textarea {
    width: 100%;
    min-height: 120px;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    background: var(--card-background);
    color: var(--text-color);
    font-size: 1rem;
    resize: vertical;
    transition: all 0.3s var(--transition-timing);
}

.answer-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color-transparent);
}

.submit-answer-btn {
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.submit-answer-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.submit-answer-btn:active {
    transform: translateY(1px);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    to { opacity: 0; visibility: hidden; }
}

@keyframes slideInLeft {
    from { transform: translateX(-20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

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

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

@keyframes slideDown {
    from { transform: scaleY(0); opacity: 0; }
    to { transform: scaleY(1); opacity: 1; }
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .gradient-text {
        font-size: 2rem;
    }

    .hero {
        padding: 2rem 1rem;
    }

    .question-form {
        padding: 1rem;
    }

    .modal-content {
        width: 95%;
    }

    .nav-container {
        padding: 0.5rem;
    }

    .logo {
        font-size: 1.2rem;
    }

    .nav-link {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 1rem;
    }

    .logo {
        font-size: 1.2rem;
    }

    .filters {
        gap: 0.5rem;
    }

    .filter-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }

    .user-badge {
        padding: 0.3rem 0.6rem;
        font-size: 0.8rem;
    }
    
    .user-specialty {
        display: none;
    }

    .nav-link span {
        display: none;
    }

    .nav-link {
        padding: 0.4rem;
    }

    .nav-link i {
        font-size: 1.2rem;
    }
}

/* Enhanced Form Styles */
.form-header {
    margin-bottom: 2rem;
    text-align: center;
}

.form-header h3 {
    font-size: 1.5rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.form-header h3 i {
    color: var(--primary-color);
}

.form-subtitle {
    color: #64748b;
    margin-top: 0.5rem;
}

.label-hint {
    font-size: 0.875rem;
    color: #64748b;
    font-weight: normal;
    margin-left: 0.5rem;
}

.input-effects {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.3s var(--transition-timing);
    transform-origin: left;
}

.form-group input:focus ~ .input-effects,
.form-group textarea:focus ~ .input-effects {
    transform: scaleX(1);
}

.form-footer {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
}

.form-tip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #64748b;
    font-size: 0.875rem;
}

.form-tip i {
    color: #eab308;
}

/* Enhanced Button Effects */
.button-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease-out, height 0.6s ease-out;
}

.ask-question-btn:hover .button-effect,
.submit-btn:hover .button-effect {
    width: 200%;
    height: 200%;
}

/* Enhanced Ask Question Button */
.ask-question-btn {
    width: 100%;
    padding: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: 1.1rem;
}

.ask-question-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

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

/* Enhanced spacing for meta information */
.question-meta,
.answer-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e2e8f0;
}

.question-meta span,
.answer-meta span {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #64748b;
    font-size: 0.95rem;
}

.question-meta i,
.answer-meta i {
    font-size: 1.2rem;
    color: var(--primary-color);
    opacity: 0.9;
}

/* Enhanced View Answers Button */
.view-answers {
    position: relative;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 2rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s var(--transition-timing);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    overflow: hidden;
    font-size: 0.95rem;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.2);
}

.view-answers::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.5s var(--transition-timing);
}

.view-answers:hover::before {
    left: 100%;
}

.view-answers::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 2rem;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s var(--transition-timing);
}

.view-answers:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.3);
}

.view-answers:hover::after {
    opacity: 1;
}

.view-answers i {
    font-size: 1.1rem;
    transition: transform 0.3s var(--transition-timing);
}

.view-answers:hover i {
    transform: translateX(3px);
}

/* Question Preview Actions Container */
.question-preview-actions {
    margin-top: 1.5rem;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.question-preview-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.question-preview-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #64748b;
    font-size: 0.9rem;
}

.question-preview-meta i {
    color: var(--primary-color);
    opacity: 0.8;
}

/* Enhanced Answer Count Badge */
.answer-count {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.85rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: all 0.3s var(--transition-timing);
}

.answer-count:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(236, 72, 153, 0.2));
    transform: translateY(-1px);
}

/* Pulse Animation for New Answers */
@keyframes pulse-border {
    0% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(99, 102, 241, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0);
    }
}

.has-new-answers {
    animation: pulse-border 2s infinite;
}

/* Enhanced User Badge Styles */
.user-badge {
    display: none;
}

/* Pulse Animation for New Answers */
@keyframes pulse-border {
    0% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(99, 102, 241, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0);
    }
}

.has-new-answers {
    animation: pulse-border 2s infinite;
}

/* Confetti Animation */
.confetti {
    position: fixed;
    width: 10px;
    height: 10px;
    background: var(--confetti-color);
    pointer-events: none;
    z-index: 9999;
    animation: confetti-fall 5s linear forwards;
}

@keyframes confetti-fall {
    0% {
        transform: translateY(-100vh) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: scale(0);
    animation: ripple-animation 1s linear;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Enhanced Card Hover Effect */
.question-card {
    position: relative;
    overflow: hidden;
}

.question-card::after {
    content: '';
    position: absolute;
    top: var(--y-pos, 50%);
    left: var(--x-pos, 50%);
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, 
        rgba(99, 102, 241, 0.1) 0%,
        transparent 50%);
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.3s var(--transition-timing);
    pointer-events: none;
}

.question-card:hover::after {
    opacity: 1;
}

/* Loading Animation */
.loading-dots {
    display: flex;
    gap: 0.5rem;
    margin: 1rem auto;
    justify-content: center;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
    animation: loading-dots 1s infinite;
}

.loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes loading-dots {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Enhanced Button Hover Effects */
button {
    position: relative;
    overflow: hidden;
}

button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    transition: width 0.3s ease-out, height 0.3s ease-out;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 1;
}

button:hover::after {
    width: 200%;
    height: 200%;
}

/* Dark Mode Animation */
.theme-toggle i {
    transition: transform 0.5s var(--transition-timing);
}

.theme-toggle:hover i {
    transform: rotate(180deg);
}

/* Profile Section Styles */
.profile-section {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.profile-header {
    background: var(--card-background);
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 4px 20px var(--shadow-color);
    position: relative;
    margin-bottom: 2rem;
}

.profile-cover {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    position: relative;
    overflow: hidden;
}

.profile-cover::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="20" height="20" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><circle cx="2" cy="2" r="2" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
}

.profile-avatar-container {
    position: absolute;
    bottom: -50px;
    left: 2rem;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 5px solid var(--card-background);
    box-shadow: 0 4px 20px var(--shadow-color);
    overflow: hidden;
    transition: transform 0.3s var(--transition-timing);
}

.profile-avatar-container:hover {
    transform: scale(1.05);
}

.profile-avatar {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.edit-avatar-btn {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    opacity: 0;
    transform: translateY(100%);
    transition: all 0.3s var(--transition-timing);
}

.profile-avatar-container:hover .edit-avatar-btn {
    opacity: 1;
    transform: translateY(0);
}

.profile-info {
    padding: 4rem 2rem 2rem;
}

.profile-name {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.profile-email {
    color: var(--meta-text-color);
    margin-bottom: 1rem;
}

.profile-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Stats Grid */
.profile-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-background);
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: 0 4px 20px var(--shadow-color);
    transition: all 0.3s var(--transition-timing);
    border: 1px solid var(--border-color);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px var(--shadow-color);
}

.stat-card i {
    font-size: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 1rem;
}

.stat-card h3 {
    color: var(--meta-text-color);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.stat-trend {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.stat-trend.positive {
    color: #10b981;
}

.stat-trend.negative {
    color: #ef4444;
}

/* Activity Timeline */
.profile-activity {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 20px var(--shadow-color);
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.section-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.activity-timeline {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding-left: 1rem;
    position: relative;
}

.activity-item::before {
    content: '';
    position: absolute;
    left: 1.5rem;
    top: 2.5rem;
    bottom: -2rem;
    width: 2px;
    background: linear-gradient(to bottom, var(--border-color) 50%, transparent);
}

.activity-item:last-child::before {
    display: none;
}

.activity-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.activity-icon.question {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    color: var(--primary-color);
}

.activity-icon.answer {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.1));
    color: #10b981;
}

.activity-icon.achievement {
    background: linear-gradient(135deg, rgba(234, 179, 8, 0.1), rgba(234, 88, 12, 0.1));
    color: #eab308;
}

.activity-content {
    flex-grow: 1;
}

.activity-text {
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.activity-time {
    color: var(--meta-text-color);
    font-size: 0.9rem;
}

/* Achievements Grid */
.profile-achievements {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 20px var(--shadow-color);
    border: 1px solid var(--border-color);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.achievement-card {
    background: var(--card-background);
    padding: 1.5rem;
    border-radius: 1rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s var(--transition-timing);
}

.achievement-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px var(--shadow-color);
}

.achievement-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 1rem;
    color: var(--primary-color);
}

.achievement-card h4 {
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.achievement-card p {
    color: var(--meta-text-color);
    font-size: 0.9rem;
}

.achievement-card.locked {
    opacity: 0.7;
}

.achievement-card.locked .achievement-icon {
    background: linear-gradient(135deg, rgba(100, 116, 139, 0.1), rgba(71, 85, 105, 0.1));
    color: #64748b;
}

.progress-bar {
    height: 4px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 2px;
    margin-top: 1rem;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    transition: width 0.3s var(--transition-timing);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .profile-header {
        border-radius: 1rem;
    }

    .profile-cover {
        height: 150px;
    }

    .profile-avatar-container {
        width: 120px;
        height: 120px;
        bottom: -40px;
    }

    .profile-info {
        padding: 3rem 1.5rem 1.5rem;
    }

    .profile-name {
        font-size: 1.5rem;
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .profile-activity,
    .profile-achievements {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .profile-stats-grid {
        grid-template-columns: 1fr;
    }

    .achievements-grid {
        grid-template-columns: 1fr;
    }

    .activity-item {
        padding-left: 0;
    }

    .activity-item::before {
        left: 1rem;
    }
}