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

:root {
    --coral: #E87461;
    --peach: #F5A962;
    --yellow: #E8D174;
    --teal: #4FA897;
    --dark-blue: #2C4A52;
    --light-gray: #F5F5F5;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-blue);
    background-color: var(--light-gray);
}

/* Header */
header {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--teal) 100%);
    color: white;
    padding: 1.5rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: relative;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 2rem;
    font-weight: bold;
    letter-spacing: 2px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.12);
    color: white;
    cursor: pointer;
}

.menu-toggle i {
    font-size: 1.5rem;
    line-height: 1;
}

/* Responsive Header */
@media (max-width: 992px) {
    .header-container {
        padding: 0 1.5rem;
    }
}

@media (max-width: 768px) {
    header {
        padding: 1rem 0;
    }

    .header-container {
        flex-direction: row;
        justify-content: space-between;
        gap: 1rem;
        text-align: left;
    }

    .logo {
        font-size: 1.75rem;
    }

    .menu-toggle {
        display: inline-flex;
    }

    .primary-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        padding: 0.5rem 0;
        background: linear-gradient(135deg, var(--dark-blue) 0%, var(--teal) 100%);
        box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
        z-index: 1000;
    }

    header.menu-open .primary-nav {
        display: block;
    }

    nav ul {
        flex-direction: column;
        gap: 0;
        padding: 0 1rem;
    }

    nav a {
        display: block;
        font-size: 1rem;
        padding: 0.85rem 0.75rem;
        border-radius: 12px;
    }

    nav a:hover {
        background: rgba(255, 255, 255, 0.12);
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.6rem;
    }
}