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

:root {
    --primary-color: #3498db;
    --primary-dark: #2980b9;
    --secondary-color: #2ecc71;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --white: #ffffff;
    --gray-light: #f5f5f5;
    --gray: #dddddd;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 0.5rem;
    font-weight: 700;
    line-height: 1.2;
}

p {
    margin-bottom: 1rem;
}

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

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

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

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

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

.btn-secondary:hover {
    background-color: #27ae60;
    color: var(--white);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

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

.section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #7f8c8d;
    margin-bottom: 3rem;
}

.card {
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    padding: 2rem;
    margin-bottom: 2rem;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

.header.scrolled {
    padding: 0.5rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo span {
    color: var(--dark-color);
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-item {
    margin-left: 1.5rem;
}

.nav-link {
    font-weight: 500;
    color: var(--dark-color);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    left: 0;
    bottom: -5px;
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.auth-buttons {
    display: flex;
    gap: 1rem;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--dark-color);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(52, 152, 219, 0.9), rgba(41, 128, 185, 0.9)), 
                url('../img/hero-bg.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    color: var(--white);
    margin-top: 62px;
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

/* Features Section */
.features {
    background-color: var(--gray-light);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-description {
    color: #7f8c8d;
}

/* How It Works Section */
.how-it-works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

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

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

/* Stats Section */
.stats {
    background-color: var(--primary-color);
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 1.5rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-text {
    font-size: 1.1rem;
}

/* FAQ Section */
.faq-item {
    margin-bottom: 1rem;
}

.faq-question {
    padding: 1rem;
    background-color: var(--gray-light);
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    font-weight: 500;
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: 1rem;
    transition: var(--transition);
}

.faq-question.active::after {
    content: '-';
}

.faq-answer {
    padding: 1rem;
    display: none;
    background-color: var(--white);
    border: 1px solid var(--gray);
    border-top: none;
    border-radius: 0 0 4px 4px;
}

.faq-question.active + .faq-answer {
    display: block;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-links h4 {
    margin-bottom: 1.5rem;
    color: var(--white);
}

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

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

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

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

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Chat Button */
.chat-button {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--box-shadow);
    z-index: 100;
    transition: var(--transition);
}

.chat-button:hover {
    background-color: var(--primary-dark);
    transform: scale(1.1);
}

/* Dashboard Styles */
.dashboard-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background-color: var(--dark-color);
    color: var(--white);
    padding: 2rem 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: transform 0.3s ease, width 0.3s ease;
}

.sidebar-logo {
    padding: 0 1.5rem;
    margin-bottom: 2rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

.sidebar-menu {
    list-style: none;
}

.sidebar-item {
    margin-bottom: 0.5rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    color: var(--gray);
    transition: var(--transition);
}

.sidebar-link i {
    margin-right: 0.75rem;
}

.sidebar-link:hover, .sidebar-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.main-content {
    flex: 1;
    margin-left: 250px;
    padding: 2rem;
    transition: margin-left 0.3s ease;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.dashboard-title {
    font-size: 1.8rem;
}

.dashboard-toggle {
    background: none;
    border: none;
    color: var(--dark-color);
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
}

/* Overlay for mobile sidebar */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* Mobile sidebar styles */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px; /* Slightly wider on mobile */
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        height: 100vh;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 1.5rem; /* Smaller padding on mobile */
    }
    
    .dashboard-toggle {
        display: block;
    }
    
    /* When sidebar is open */
    body.sidebar-open {
        overflow: hidden; /* Prevent scrolling when sidebar is open */
    }
    
    /* Responsive dashboard header */
    .dashboard-header {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .dashboard-title {
        font-size: 1.5rem;
        order: 1;
        width: 100%;
    }
    
    .dashboard-toggle {
        order: 0;
    }
    
    .user-info {
        order: 2;
    }
}

.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.dashboard-card {
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    background-color: var(--white);
}

.dashboard-card-title {
    font-size: 1rem;
    color: #7f8c8d;
    margin-bottom: 0.5rem;
}

.dashboard-card-value {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.dashboard-card-link {
    display: block;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th, .data-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--gray);
}

.data-table th {
    background-color: var(--gray-light);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray);
    border-radius: 4px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.25);
}

.form-select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray);
    border-radius: 4px;
    font-size: 1rem;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%232c3e50' viewBox='0 0 16 16'%3E%3Cpath d='M8 11l-6-6h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 12px;
}

/* Authentication Pages */
.auth-container {
    max-width: 500px;
    margin: 100px auto;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    background-color: var(--white);
}

.auth-title {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-links {
    text-align: center;
    margin-top: 1.5rem;
}

/* Alert Messages */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

/* Media Queries */
@media (max-width: 991px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 62px;
        flex-direction: column;
        width: 100%;
        background-color: var(--white);
        text-align: center;
        transition: var(--transition);
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        margin: 1rem 0;
    }
    
    .auth-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    /* Dashboard mobile view */
    .sidebar {
        width: 0;
        transition: var(--transition);
    }
    
    .sidebar.active {
        width: 250px;
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
    }
    
    .dashboard-toggle {
        display: block;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
}