/* Custom CSS for Coin Trading System Landing Page */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;700&display=swap');

:root {
    --bg-color: #12100E;
    --card-bg-color: rgba(26, 23, 20, 0.8);
    --primary-text-color: #EFEFEF;
    --secondary-text-color: #a0a0a0;
    --accent-color: #C1A36A;
    --border-color: #333;
    --bs-warning-rgb: 193, 163, 106;
}

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

body {
    font-family: 'Noto Sans KR', sans-serif;
    background-color: var(--bg-color);
    color: var(--primary-text-color);
    line-height: 1.6;
}

/* Bootstrap Customizations */
.bg-gradient-primary {
    /* background: linear-gradient(135deg, var(--bg-color) 0%, #1a1a1a 100%); */
}

.min-vh-75 {
    min-height: 75vh;
}

/* Custom Button Styles */
.btn-warning {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--bg-color);
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-warning:hover {
    background-color: #b8945a;
    border-color: #b8945a;
    color: var(--bg-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(193, 163, 106, 0.3);
}

.btn-outline-warning {
    color: var(--accent-color);
    border-color: var(--accent-color);
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-warning:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--bg-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(193, 163, 106, 0.3);
}

.btn-outline-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

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

/* Header */
.main-header {
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-text-color);
    text-decoration: none;
}

.main-nav {
    display: flex;
    align-items: center;
    height: 100%;
}

.main-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 30px;
    margin: 0;
    padding: 0;
    height: 100%;
}

.main-nav a {
    color: var(--primary-text-color);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

.main-nav a:hover {
    color: var(--secondary-text-color);
}

.btn {
    padding: 10px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--bg-color);
}
.btn-primary:hover {
    opacity: 0.9;
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
}
.btn-secondary:hover {
    background-color: var(--accent-color);
    color: var(--bg-color);
}


/* Sections */
section {
    padding: 80px 0;
}

section h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
}

/* Section Backgrounds */
.bg-light {
    background-color: #1a1a1a !important;
}

/* Text Colors */
.text-muted {
    color: var(--secondary-text-color) !important;
}

.text-warning {
    color: var(--accent-color) !important;
}

/* Hero Section */
.hero {
    padding-top: 100px;
    padding-bottom: 100px;
}
.hero-content {
    display: flex;
    align-items: center;
    gap: 40px;
}
.hero-text {
    flex: 1;
}
.hero-text h1 {
    font-size: 48px;
    line-height: 1.2;
    margin-bottom: 20px;
}
.hero-text p {
    font-size: 18px;
    color: var(--secondary-text-color);
    margin-bottom: 30px;
}
.hero-image {
    flex: 1;
}
.hero-image img {
    max-width: 100%;
    border-radius: 12px;
}

/* Features Section */
.feature-items {
    display: flex;
    justify-content: space-around;
    text-align: center;
}
.feature-item img {
    height: 48px;
    margin-bottom: 15px;
}

/* Custom Card Styles */
.feature-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    border-color: var(--accent-color);
}

.card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.testimonial-cards, .pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonials .author {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
}
.testimonials .author img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.price-card {
    text-align: center;
}
.price-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
}
.price-card .price {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--accent-color);
}
.price-card .price span {
    font-size: 16px;
    font-weight: 400;
    color: var(--secondary-text-color);
}
.price-card ul {
    list-style: none;
    text-align: left;
    margin-bottom: 30px;
    color: var(--secondary-text-color);
}
.price-card ul li {
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
}
.price-card ul li::before {
    content: '✓';
    color: var(--accent-color);
    position: absolute;
    left: 0;
}
.price-card .btn {
    display: block;
    width: 100%;
}


/* FAQ Section - Bootstrap Accordion Customization */
.accordion-item {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
}

.accordion-button {
    background-color: var(--card-bg-color);
    color: var(--primary-text-color);
    border: none;
    font-size: 18px;
    font-weight: 500;
}

.accordion-button:not(.collapsed) {
    background-color: var(--card-bg-color);
    color: var(--accent-color);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.25rem rgba(193, 163, 106, 0.25);
    border-color: var(--accent-color);
}

.accordion-body {
    background-color: var(--card-bg-color);
    color: var(--secondary-text-color);
    border-top: 1px solid var(--border-color);
}

/* Footer */
.main-footer {
    text-align: center;
    padding: 30px 0;
    margin-top: 60px;
    border-top: 1px solid var(--border-color);
    color: var(--secondary-text-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
    
    .display-5 {
        font-size: 2rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .min-vh-75 {
        min-height: 60vh;
    }
    
    .feature-card {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .display-5 {
        font-size: 1.75rem;
    }
    
    .d-flex.gap-3 {
        flex-direction: column;
        gap: 1rem !important;
    }
    
    .btn-lg {
        width: 100%;
    }
}

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

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

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

.animate__animated {
    animation-duration: 1s;
    animation-fill-mode: both;
}

.animate__fadeInUp {
    animation-name: fadeInUp;
}

.animate__fadeInRight {
    animation-name: fadeInRight;
}

.animate__pulse {
    animation-name: pulse;
}

/* Back to top button */
#backToTop {
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(193, 163, 106, 0.3);
    transition: all 0.3s ease;
}

#backToTop:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(193, 163, 106, 0.4);
}




/* Color Scheme */


/* .main-header, .main-footer {
    background-color: rgba(193, 163, 106, 0.3);
} */
.wrapper {
    margin: 25px;
    border-radius: 25px;
    background-image: linear-gradient(to right, rgba(23, 9, 0, 0.5) 0%, rgba(72, 36, 10, 0.5) 100%);

}


body {
  background-color: #351601; /* fallback color */
  background-image: linear-gradient(to right, #351601, #9e5f2e);
}

.card-text, .card-title, .card-body {
    color: var(--primary-text-color);
}


.form-label {
    color: var(--primary-text-color);
    font-weight: 500;
}

h5 {
    color: var(--primary-text-color);
}

.main-nav ul {
    color: var(--primary-text-color);
}