/* Main Website Styles */
:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #0f172a;
    --accent-color: #f97316;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --light-bg: #f8fafc;
    --dark-bg: #0f172a;
    --white: #ffffff;
    --black: #0f172a;
    --gray: #64748b;
    --light-gray: #e2e8f0;
    --border-radius: 14px;
    --box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--black);
    background-color: var(--light-bg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1rem;
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-hover);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    text-align: center;
    line-height: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #7c3aed);
    color: var(--white);
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.25);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover), #6d28d9);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--white);
}

.btn-secondary:hover {
    background: #1f2937;
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid rgba(79, 70, 229, 0.35);
}

.btn-outline:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

.btn-light {
    background: var(--white);
    color: var(--primary-color);
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.15);
}

.btn-light:hover {
    color: var(--primary-hover);
    transform: translateY(-2px);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.9);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--white);
    color: var(--white);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    border-bottom: 1px solid #eef2f7;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--black);
    font-size: 1.5rem;
    font-weight: 700;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--black);
    margin: 3px 0;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 0.7rem;
    margin: 0;
}

.nav-link {
    position: relative;
    padding: 0.3rem 0.7rem;
    color: var(--black);
    font-weight: 500;
    font-size: 13.5px;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary-color);
}

.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    flex-direction: row;
    white-space: nowrap;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 100;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--black);
    border-bottom: 1px solid #f8f9fa;
    transition: var(--transition);
}

.dropdown-item:last-child {
    border-bottom: none;
}

.dropdown-item:hover {
    background: #f8f9fa;
    color: var(--primary-color);
}

.btn-login,
.btn-register {
    margin-left: 0.4rem;
    padding: 8px 16px;
    font-size: 14px;
}

/* Main Content */
.main-content {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1d4ed8, #7c3aed);
    color: var(--white);
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    background-image: url('https://picsum.photos/seed/techhero/1920/1080'); /* Placeholder for the user's image */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed; /* The "Stable" part */
    margin-top: -80px; /* To pull it up behind the navbar if sticky, or 0 if static */
    padding-top: 150px; /* To clear the navbar content */
    min-height: 80vh; /* Full screen height */
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.4s both;
}

/* Ads Section */
.ads-section {
    padding: 4rem 0;
    background: var(--light-bg);
}

.ads-slider {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    padding: 1rem 0;
    scroll-behavior: smooth;
}

.ad-card {
    flex: 0 0 300px;
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    border: 1px solid #eef2f7;
    transition: var(--transition);
}

.ad-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.ad-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.ad-content {
    padding: 1.5rem;
}

.ad-discount {
    background: var(--accent-color);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1rem;
}

.ad-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.ad-description {
    color: var(--gray);
    margin-bottom: 1rem;
}

/* Section Styles */
.section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

.category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-bottom: 2rem;
}

.category-filter-btn {
    border-radius: 999px;
    padding: 10px 20px;
    font-weight: 600;
}

.category-filter-btn.is-active {
    background: linear-gradient(135deg, var(--primary-color), #7c3aed);
    border-color: transparent;
    color: var(--white);
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.2);
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
/* Force 3 columns for campaigns on large screens */
.campaigns-section .grid.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
}
@media (max-width: 1024px) {
    .campaigns-section .grid.grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}
@media (max-width: 640px) {
    .campaigns-section .grid.grid-3 {
        grid-template-columns: 1fr !important;
    }
}
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* Services page: force 3 columns on large screens */
.services-section .grid.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
}
@media (max-width: 1024px) {
    .services-section .grid.grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}
@media (max-width: 640px) {
    .services-section .grid.grid-3 {
        grid-template-columns: 1fr !important;
    }
}

/* Card Styles */
.card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    border: 1px solid #eef2f7;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--secondary-color);
}

.card-text {
    color: var(--gray);
    margin-bottom: 1rem;
}

.card-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid #f1f5f9;
    background: #f8fafc;
}

/* Service Cards */
.service-card .card-content {
    text-align: center;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--white);
    font-size: 1.5rem;
}

/* Course Cards */
.course-card {
    position: relative;
}

.course-price {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 0.875rem;
}

.price-options {
    display: flex;
    gap: 1rem;
    margin: 1rem 0;
}

.price-option {
    flex: 1;
    text-align: center;
    padding: 0.75rem;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.price-option.active {
    border-color: var(--primary-color);
    background: #e3f2fd;
}

.price-option:hover {
    border-color: var(--primary-color);
}

.price-amount {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
}

.price-duration {
    font-size: 0.875rem;
    color: var(--gray);
}

/* Portfolio Cards */
.portfolio-card {
    position: relative;
    overflow: hidden;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(52, 152, 219, 0.9);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-card:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-content {
    text-align: center;
    transform: translateY(20px);
    transition: var(--transition);
}

.portfolio-card:hover .portfolio-content {
    transform: translateY(0);
}

/* Partner Cards */
.partner-card {
    text-align: center;
    padding: 2rem;
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.partner-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.partner-logo {
    width: 120px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 1rem;
}

/* Statistics Section */
.stats-section {
    background: var(--primary-color);
    color: var(--white);
    padding: 4rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-item {
    animation: countUp 2s ease-out;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* Testimonials */
.testimonials-section {
    background: #f8f9fa;
    padding: 4rem 0;
}

.testimonials-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    margin-bottom: 2rem;
}

.testimonial-content {
    font-size: 1.125rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    margin-bottom: 0.25rem;
    color: var(--secondary-color);
}

.author-info p {
    color: var(--gray);
    margin: 0;
    font-size: 0.875rem;
}

/* FAQ Section */
.faq-section {
    padding: 4rem 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    background: #f8f9fa;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition);
}

.faq-question:hover {
    background: #e9ecef;
}

.faq-question h4 {
    margin: 0;
    color: var(--secondary-color);
}

.faq-toggle {
    font-size: 1.25rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active .faq-answer {
    padding: 1.5rem;
    max-height: 200px;
}

/* Contact Section */
.contact-section {
    padding: 4rem 0;
    background: #f8f9fa;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--secondary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* Footer */
.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-section p {
    opacity: 0.8;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255,255,255,0.8);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

/* Team Social Links */
.team-social {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.team-social .social-link {
    width: 36px;
    height: 36px;
    background: #6087d4;
    color: #374151;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #e5e7eb;
    transition: var(--transition);
}

.team-social .social-link:hover {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.team-social .social-link[aria-disabled="true"] {
    opacity: 0.5;
    pointer-events: none;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
}

.footer-bottom-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    color: rgba(255,255,255,0.8);
    font-size: 0.875rem;
    transition: var(--transition);
}

.footer-bottom-links a:hover {
    color: var(--white);
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), #7c3aed);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    z-index: 1200;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.25);
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.scroll-to-top:hover {
    background: linear-gradient(135deg, var(--primary-hover), #6d28d9);
    transform: translateY(-2px);
}

.scroll-to-top.is-hidden {
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    pointer-events: none;
}

/* Chatbot */
.chatbot {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 350px;
    max-height: 500px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 5px 30px rgba(0,0,0,0.2);
    z-index: 1000;
    overflow: hidden;
    transition: var(--transition);
}

.chatbot-header {
    background: var(--primary-color);
    color: var(--white);
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
}

.chatbot-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.chatbot-toggle {
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.25rem;
    cursor: pointer;
}

.chatbot-body {
    height: 400px;
    display: flex;
    flex-direction: column;
}

.chatbot-messages {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
    background: #f8f9fa;
}

.message {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
}

.message.user-message {
    align-items: flex-end;
}

.message.bot-message {
    align-items: flex-start;
}

.message-content {
    max-width: 80%;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
}

.user-message .message-content {
    background: var(--primary-color);
    color: var(--white);
}

.bot-message .message-content {
    background: var(--white);
    color: var(--black);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.message-time {
    font-size: 0.75rem;
    color: var(--gray);
    margin-top: 0.25rem;
}

.chatbot-input {
    padding: 1rem;
    background: var(--white);
    border-top: 1px solid #e9ecef;
    display: flex;
    gap: 0.5rem;
}

.chatbot-input input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
}

.chatbot-input button {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.chatbot-input button:hover {
    background: var(--primary-hover);
}

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

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

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

@keyframes countUp {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }

.fade-in { animation: fadeIn 0.5s ease-out; }
.slide-in { animation: slideIn 0.5s ease-out; }

/* Dark Mode */
.dark-mode {
    background-color: #1a1a1a;
    color: #ffffff;
}

.dark-mode .navbar {
    background: #2c2c2c;
}

.dark-mode .card,
.dark-mode .contact-info,
.dark-mode .contact-form,
.dark-mode .testimonial-card,
.dark-mode .faq-item {
    background: #333333;
    color: #ffffff;
}

.dark-mode .faq-question {
    background: #404040;
}

.dark-mode .form-group input,
.dark-mode .form-group select,
.dark-mode .form-group textarea {
    background: #404040;
    color: #ffffff;
    border-color: #555555;
}

.dark-mode .chatbot {
    background: #333333;
}

.dark-mode .chatbot-messages {
    background: #2c2c2c;
}

.dark-mode .bot-message .message-content {
    background: #404040;
    color: #ffffff;
}

/* Auth صفحات (Login/Register) */
.auth-section {
    padding: 4.5rem 0;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.08), rgba(124, 58, 237, 0.12));
    min-height: calc(100vh - 120px);
    display: flex;
    align-items: center;
}

.auth-card {
    display: grid;
    grid-template-columns: minmax(240px, 1fr) minmax(320px, 1.1fr);
    gap: 2.5rem;
    background: var(--white);
    border-radius: 22px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    padding: 2.5rem;
    border: 1px solid #eef2f7;
    animation: fadeInUp 0.9s ease-out;
}

.auth-visual {
    background: linear-gradient(135deg, var(--primary-color), #7c3aed);
    color: var(--white);
    border-radius: 18px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.25rem;
}

.auth-visual::after {
    content: '';
    position: absolute;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    top: -80px;
    right: -80px;
}

.auth-visual .auth-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.18);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.auth-visual h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.auth-visual ul {
    list-style: none;
    display: grid;
    gap: 0.75rem;
}

.auth-visual li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 500;
}

.auth-form h3 {
    margin-bottom: 0.25rem;
}

.auth-form p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.auth-alert {
    padding: 0.85rem 1rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    font-weight: 500;
}

.auth-alert.error {
    background: rgba(239, 68, 68, 0.1);
    color: #b91c1c;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.auth-alert.success {
    background: rgba(16, 185, 129, 0.12);
    color: #047857;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.auth-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.input-group {
    position: relative;
}

.input-group .input-icon {
    position: absolute;
    top: 50%;
    left: 14px;
    transform: translateY(-50%);
    color: var(--gray);
    font-size: 0.95rem;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 0.75rem 0.85rem 0.75rem 2.6rem;
    border: 2px solid #e5e7eb;
    border-radius: 14px;
    font-size: 1rem;
    transition: var(--transition);
    background: #fff;
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: none;
    color: var(--gray);
    cursor: pointer;
    font-size: 0.95rem;
}

.auth-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin: 1rem 0 1.5rem;
    flex-wrap: wrap;
}

.auth-actions label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    color: var(--secondary-color);
}

.auth-footer {
    margin-top: 1.25rem;
    font-size: 0.95rem;
    color: var(--gray);
}

.auth-footer a {
    font-weight: 600;
}

@media (max-width: 900px) {
    .auth-card {
        grid-template-columns: 1fr;
    }
}

/* User Profile */
.profile-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.08), rgba(124, 58, 237, 0.12));
    min-height: calc(100vh - 120px);
}

.profile-card {
    background: var(--white);
    border-radius: 22px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    border: 1px solid #eef2f7;
    overflow: hidden;
    animation: fadeInUp 0.8s ease-out;
}

.profile-header {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 1.5rem;
    align-items: center;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.12), rgba(124, 58, 237, 0.12));
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 24px;
    background: linear-gradient(135deg, var(--primary-color), #7c3aed);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.2);
}

.profile-header h2 {
    margin-bottom: 0.4rem;
}

.profile-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    color: var(--gray);
    font-size: 0.95rem;
}

.profile-body {
    padding: 2rem;
}

.profile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
}

.profile-info-card {
    background: #f8fafc;
    border-radius: 16px;
    padding: 1.25rem;
    border: 1px solid #eef2f7;
}

.profile-info-card h4 {
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.profile-form {
    margin-top: 2rem;
}

.profile-form .form-group input {
    background: #fff;
}

.profile-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

@media (max-width: 700px) {
    .profile-header {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .profile-avatar {
        margin: 0 auto;
    }
}

/* Payment Page */
.payment-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.08), rgba(124, 58, 237, 0.12));
    min-height: calc(100vh - 120px);
}

.payment-card {
    background: var(--white);
    border-radius: 22px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    border: 1px solid #eef2f7;
    overflow: hidden;
    animation: fadeInUp 0.8s ease-out;
}

.payment-header {
    padding: 2rem;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.12), rgba(124, 58, 237, 0.12));
}

.payment-grid {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(320px, 1.1fr);
    gap: 2rem;
    padding: 2rem;
}

.payment-summary {
    background: #f8fafc;
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid #eef2f7;
    display: grid;
    gap: 1rem;
}

.summary-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    color: var(--secondary-color);
}

.summary-item span {
    font-weight: 500;
    color: var(--gray);
}

.summary-amount {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.payment-methods {
    display: grid;
    gap: 1rem;
}

.payment-method {
    border: 2px solid #e5e7eb;
    border-radius: 14px;
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.payment-method input {
    accent-color: var(--primary-color);
}

.payment-method:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.12);
}

.payment-method .method-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
}

.payment-method .method-info i {
    font-size: 1.35rem;
    color: var(--primary-color);
}

.payment-form .form-group input,
.payment-form .form-group select,
.payment-form .form-group textarea {
    background: #fff;
}

@media (max-width: 900px) {
    .payment-grid {
        grid-template-columns: 1fr;
    }
}

/* Service Detail Page */
.service-hero {
    padding: 5rem 0 3rem;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.12), rgba(44, 62, 80, 0.12));
}

.service-hero-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    align-items: center;
}

.service-hero-content h1 {
    font-size: 2.75rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.service-breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--gray);
    margin-bottom: 1rem;
}

.service-breadcrumbs span {
    opacity: 0.7;
}

.service-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1.5rem 0 2rem;
}

.badge-primary {
    background: var(--primary-color);
    color: #fff;
}

.badge-outline {
    border: 1px solid #d1d5db;
    color: var(--secondary-color);
    background: #fff;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.85rem;
    font-weight: 600;
}

.service-hero-media {
    display: flex;
    justify-content: center;
}

.service-hero-image {
    width: 100%;
    max-width: 480px;
    border-radius: 1rem;
    box-shadow: 0 12px 30px rgba(0,0,0,0.12);
    object-fit: cover;
}

.service-hero-placeholder {
    width: 100%;
    min-height: 280px;
    border-radius: 1rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-color);
}

.service-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-detail-card {
    margin-bottom: 2rem;
}

.service-feature-list ul,
.service-point-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
}

.service-feature-list li,
.service-point-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    margin-bottom: 0.75rem;
    color: var(--secondary-color);
}

.service-feature-list i,
.service-point-list i {
    color: var(--success-color);
    margin-top: 0.2rem;
}

.service-gallery {
    margin-top: 2.5rem;
}

.service-cta {
    text-align: center;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.12), rgba(44, 62, 80, 0.12));
}

.service-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}