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

body {
    font-family: 'DM Sans', sans-serif;
    color: var(--text-color);
    overflow-x: hidden;
}

body.authenticated {
    overflow-y: auto;
}

/* ==========================================
   CUSTOM SCROLLBAR STYLES
   ========================================== */

/* Webkit browsers (Chrome, Safari, Edge) */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
    transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 #f1f5f9;
}

/* Container System */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 80px;
}

/* Responsive Container Padding */
@media (max-width: 1400px) {
    .container {
        padding: 0 60px;
    }
}

@media (max-width: 1200px) {
    .container {
        padding: 0 40px;
    }
}

@media (max-width: 992px) {
    .container {
        padding: 0 30px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
}

/* Section Padding */
.section-padding {
    padding: 100px 0;
}

@media (max-width: 1200px) {
    .section-padding {
        padding: 80px 0;
    }
}

@media (max-width: 992px) {
    .section-padding {
        padding: 60px 0;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 50px 0;
    }
}

@media (max-width: 576px) {
    .section-padding {
        padding: 40px 0;
    }
}

/* Button Styles */
.btn-primary-custom {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    padding: 14px 32px;
    border-radius: 25px;
    color: white;
    font-weight: 500;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
}

.btn-primary-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(122, 61, 221, 0.3);
    color: white;
}

@media (max-width: 768px) {
    .btn-primary-custom {
        padding: 12px 28px;
        font-size: 15px;
    }
}

@media (max-width: 576px) {
    .btn-primary-custom {
        padding: 12px 24px;
        font-size: 14px;
    }
}

/* Responsive Typography */
h1 {
    font-size: 3.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    line-height: 1.3;
}

h3 {
    font-size: 2rem;
    line-height: 1.4;
}

@media (max-width: 1200px) {
    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.25rem;
    }

    h3 {
        font-size: 1.75rem;
    }
}

@media (max-width: 992px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.35rem;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }
}

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

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

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

.mb-3 {
    margin-bottom: 1.5rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.mb-5 {
    margin-bottom: 3rem;
}

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: 0.5rem;
}

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

.mt-3 {
    margin-top: 1.5rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mt-5 {
    margin-top: 3rem;
}