.container {
    max-width: 1500px;
    width: 100%;
    margin: 0 auto;
    padding: 0 20px;
}

@media (max-width: 1600px) {
    .container {
        max-width: 1400px;
    }
}

@media (max-width: 1440px) {
    .container {
        max-width: 1200px;
    }
}

@media (max-width: 1200px) {
    .container {
        max-width: 1050px;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 540px;
        padding: 0 15px;
    }
}

@media (max-width: 576px) {
    .container {
        max-width: 100%;
        padding: 0 15px;
    }
}

.d-flex {
    display: flex;
}

.justify-content-between {
    justify-content: space-between;
}

.justify-content-center {
    justify-content: center;
}

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

.flex-column {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

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

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

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

.m-0 { margin: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.p-0 { padding: 0; }
.pt-1 { padding-top: 0.25rem; }

.modern-header {
    position: relative;
    min-height: 40vh;
    max-height: 40vh;
    background: var(--primary-color);
    background-image: linear-gradient(to right, var(--primary-color), var(--primary-color-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: #ffffff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    margin-top: 9.5vh;
}

.modern-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        linear-gradient(180deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.6;
    z-index: 1;
}

.modern-header::after {
    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 0 200 200"><defs><pattern id="network" width="40" height="40" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="1" fill="%23ffffff" opacity="0.2"/><line x1="20" y1="0" x2="20" y2="40" stroke="%23ffffff" stroke-width="0.5" opacity="0.15"/><line x1="0" y1="20" x2="40" y2="20" stroke="%23ffffff" stroke-width="0.5" opacity="0.15"/></pattern></defs><rect width="200" height="200" fill="url(%23network)"/></svg>') repeat;
    opacity: 0.8;
    z-index: 2;
}

.modern-header .container {
    position: relative;
    z-index: 3;
    text-align: center;
}

.modern-header-content {
    max-width: 700px;
    margin: 0 auto;
    padding: 2rem 0;
}

.modern-header-title {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 600;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    color: #ffffff;
    letter-spacing: -0.5px;
}

.modern-header-title span {
    color: #ffffff;
    position: relative;
}

.modern-header-title span::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: #ffffff;
    opacity: 0.6;
}

.modern-header-subtitle {
    font-size: clamp(1rem, 2vw, 1.1rem);
    font-weight: 400;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.modern-header-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.modern-header-btn {
    padding: 0.8rem 2rem;
    border-radius: 6px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    position: relative;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
    border: 1px solid transparent;
}

.modern-header-btn-primary {
    background: #ffffff;
    color: var(--primary-color);
    border-color: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.modern-header-btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.modern-header-btn-secondary {
    background: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.5);
}

.modern-header-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.modern-header-decoration {
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    height: 1px;
    width: 200px;
    opacity: 0.8;
}

.modern-header-decoration:nth-child(1) {
    top: 20%;
    left: 10%;
    transform: rotate(15deg);
}

.modern-header-decoration:nth-child(2) {
    top: 30%;
    right: 15%;
    width: 150px;
    transform: rotate(-20deg);
}

.modern-header-decoration:nth-child(3) {
    bottom: 25%;
    left: 20%;
    width: 180px;
    transform: rotate(10deg);
}


@media (max-width: 1600px) {
    .modern-header {
        padding-top: 5rem;
    }
}

@media (max-width: 1200px) {
    .modern-header {
        min-height: 38vh;
        max-height: 38vh;
    }
    
    .modern-header-content {
        max-width: 650px;
        padding: 1.8rem 0;
    }
    
    .modern-header-title {
        font-size: clamp(2rem, 3.5vw, 2.8rem);
        margin-bottom: 1.2rem;
    }
    
    .modern-header-subtitle {
        font-size: clamp(0.95rem, 1.8vw, 1.05rem);
        margin-bottom: 2.2rem;
    }
}

@media (max-width: 992px) {
    .modern-header {
        min-height: 36vh;
        max-height: 36vh;
    }
    
    .modern-header-content {
        max-width: 600px;
        padding: 1.6rem 0;
    }
    
    .modern-header-title {
        font-size: clamp(1.8rem, 3.2vw, 2.5rem);
        margin-bottom: 1rem;
    }
    
    .modern-header-subtitle {
        font-size: clamp(0.9rem, 1.6vw, 1rem);
        margin-bottom: 2rem;
    }
    
    .modern-header-btn {
        padding: 0.7rem 1.8rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .modern-header {
        min-height: 34vh;
        max-height: 34vh;
    }
    
    .modern-header-content {
        max-width: 500px;
        padding: 1.4rem 0;
    }
    
    .modern-header-title {
        font-size: clamp(1.6rem, 2.8vw, 2.2rem);
        margin-bottom: 0.8rem;
        letter-spacing: -0.3px;
    }
    
    .modern-header-subtitle {
        font-size: clamp(0.85rem, 1.4vw, 0.95rem);
        margin-bottom: 1.8rem;
    }
    
    .modern-header-actions {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
    }
    
    .modern-header-btn {
        width: 100%;
        max-width: 280px;
        text-align: center;
        padding: 0.7rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .modern-header-decoration {
        display: none;
    }
}

@media (max-width: 576px) {
    .modern-header {
        min-height: 32vh;
        max-height: 32vh;
        
        padding-top: 0;
    }
    
    .modern-header-content {
        max-width: 450px;
        padding: 1.2rem 0;
    }
    
    .modern-header-title {
        font-size: clamp(1.4rem, 2.5vw, 1.9rem);
        margin-bottom: 0.7rem;
        letter-spacing: -0.2px;
    }
    
    .modern-header-subtitle {
        font-size: clamp(0.8rem, 1.2vw, 0.9rem);
        margin-bottom: 1.6rem;
        line-height: 1.5;
    }
    
    .modern-header-btn {
        max-width: 240px;
        padding: 0.5rem 1.1rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .modern-header {
        min-height: 30vh;
        max-height: 30vh;
    }
    
    .modern-header-content {
        max-width: 400px;
        padding: 1rem 0;
    }
    
    .modern-header-title {
        font-size: clamp(1.3rem, 2.2vw, 1.7rem);
        margin-bottom: 0.6rem;
        letter-spacing: -0.1px;
    }
    
    .modern-header-subtitle {
        font-size: clamp(0.75rem, 1.1vw, 0.85rem);
        margin-bottom: 1.4rem;
        line-height: 1.4;
    }
    
    .modern-header-btn {
        max-width: 220px;
        padding: 0.45rem 1rem;
        font-size: 0.75rem;
    }
}

@media (max-width: 360px) {
    .modern-header {
        min-height: 28vh;
        max-height: 28vh;
        margin-top: 8vh;
    }
    
    .modern-header-content {
        max-width: 320px;
        padding: 0.8rem 0;
    }
    
    .modern-header-title {
        font-size: clamp(1.2rem, 2vw, 1.5rem);
        margin-bottom: 0.5rem;
        letter-spacing: 0;
    }
    
    .modern-header-subtitle {
        font-size: clamp(0.7rem, 1vw, 0.8rem);
        margin-bottom: 1.2rem;
        line-height: 1.3;
    }
    
    .modern-header-actions {
        gap: 0.5rem;
    }
    
    .modern-header-btn {
        max-width: 200px;
        padding: 0.4rem 0.8rem;
        font-size: 0.7rem;
        border-radius: 4px;
    }
}
.pt-2 { padding-top: 0.5rem; }
.pt-3 { padding-top: 1rem; }
.pt-4 { padding-top: 1.5rem; }
.pt-5 { padding-top: 3rem; }

.pb-1 { padding-bottom: 0.25rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-3 { padding-bottom: 1rem; }
.pb-4 { padding-bottom: 1.5rem; }
.pb-5 { padding-bottom: 3rem; }

.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--secondary-color-dark);
    color: var(--text-light);
}

.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(--text-light);
}

.card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.card-body {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.card-text {
    color: var(--text-dark-low);
    line-height: 1.6;
}

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

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

.btn-secondary:hover {
    background-color: var(--secondary-color-dark);
    color: var(--text-light);
}

.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(--text-light);
}

.card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.card-body {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.card-text {
    color: var(--text-dark-low);
    line-height: 1.6;
}