/* 
======================================
MYBOOK PREMIUM DESIGN SYSTEM
======================================
*/

:root {
    --primary: #FFB800;
    --primary-dark: #E6A600;
    --primary-light: #FFF5D9;
    --text-dark: #1F2937;
    --text-muted: #6B7280;
    --bg-light: #F9FAFB;
    --white: #FFFFFF;
    --border: #E5E7EB;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-premium: 0 20px 40px -10px rgba(0,0,0,0.05);
}

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

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 
======================================
HEADER STYLES
======================================
*/
.main-header {
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-top {
    border-bottom: 1px solid var(--border);
    padding: 15px 0;
}

.header-top-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-dark);
    font-size: 1.5rem;
    font-weight: 800;
    transition: var(--transition);
}

.logo i {
    color: var(--primary);
    font-size: 2rem;
}

.search-bar {
    flex: 1;
    max-width: 600px;
}

.search-bar form {
    display: flex;
    align-items: center;
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 2px 5px 2px 15px;
    transition: var(--transition);
}

.search-bar form:focus-within {
    background: var(--white);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-light);
}

.search-bar input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 10px 0;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text-dark);
    outline: none;
}

.search-bar button {
    background: var(--primary);
    color: var(--white);
    border: none;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-bar button:hover {
    background: var(--primary-dark);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.btn-user {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 8px 16px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    transition: var(--transition);
    border: 1px solid transparent;
}

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

.auth-btns {
    display: flex;
    gap: 12px;
    align-items: center;
}

.btn-login, .btn-register {
    padding: 10px 24px;
    border-radius: 12px;
    font-weight: 700;
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.btn-login:hover {
    background: var(--primary-light);
}

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

.btn-register:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    box-shadow: 0 8px 20px rgba(255, 184, 0, 0.3);
}

.header-nav {
    padding: 5px 0;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-list li a {
    display: block;
    padding: 12px 0;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    border-bottom: 2px solid transparent;
}

.nav-list li a:hover, .nav-list li a.active {
    color: var(--primary-dark);
    border-bottom-color: var(--primary);
}

/* Dropdown Navigation */
.has-dropdown { position: relative; }
.has-dropdown:hover .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }

.nav-dropdown {
    position: absolute;
    top: calc(100% + 15px);
    left: 0;
    background: var(--white);
    border: 1px solid var(--border);
    border-top: 3px solid var(--primary);
    border-radius: 12px;
    min-width: 240px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 1000;
    padding: 12px;
}

.nav-dropdown::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 20px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid var(--primary);
}

.nav-dropdown a {
    display: block !important;
    padding: 12px 16px !important;
    border-bottom: none !important;
    color: var(--text-dark) !important;
    font-size: 0.92rem !important;
    font-weight: 600 !important;
    border-radius: 8px;
    transition: var(--transition);
    margin-bottom: 2px;
}

.nav-dropdown a:last-child { margin-bottom: 0; }

.nav-dropdown a:hover {
    background: var(--primary-light) !important;
    color: var(--primary-dark) !important;
    padding-left: 22px !important;
}

/* User Dropdown */
.user-dropdown { position: relative; }
.user-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }

.user-dropdown .dropdown-menu {
    position: absolute;
    top: calc(100% + 5px);
    right: 0;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 16px;
    min-width: 200px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    padding: 10px;
    z-index: 1000;
}

.user-dropdown .dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    text-decoration: none;
    color: var(--text-dark);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 10px;
    transition: var(--transition);
}

.user-dropdown .dropdown-menu a:hover {
    background: var(--bg-light);
    color: var(--primary-dark);
}

/* 
======================================
FOOTER STYLES
======================================
*/
.site-footer {
    background: var(--white);
    border-top: 1px solid var(--border);
    padding: 80px 0 30px;
    margin-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-dark);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 20px;
}

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

.footer-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    max-width: 300px;
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 25px;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--primary-dark);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 36px;
    height: 36px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 600;
}

/* 
======================================
BUTTONS & BADGES
======================================
*/
.btn-premium {
    display: inline-block;
    padding: 12px 24px;
    background: var(--primary);
    color: var(--white);
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-premium:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255,184,0,0.2);
}

.btn-secondary {
    display: inline-block;
    padding: 12px 24px;
    background: var(--white);
    color: var(--text-dark);
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition);
    border: 1px solid var(--border);
    cursor: pointer;
}

.btn-secondary:hover {
    background: var(--bg-light);
    border-color: var(--primary);
}

.badge {
    padding: 6px 12px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
}

.badge-primary { background: var(--primary-light); color: var(--primary-dark); }

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
}

/* 
======================================
RESPONSIVE
======================================
*/
@media (max-width: 991px) {
    .header-top-inner { gap: 15px; flex-wrap: wrap; }
    .search-bar { display: none; }
    .header-actions { margin-left: auto; }
    .action-item { display: none; }
    .mobile-menu-btn { display: block !important; }

    /* Hide Navigation by default on Mobile */
    .header-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: var(--shadow-md);
        border-top: 1px solid var(--border);
        padding: 10px 20px;
        z-index: 999;
    }

    /* Show Navigation when toggled */
    .header-nav.show-mobile {
        display: block;
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
    }

    .nav-list li a {
        padding: 12px 0;
        border-bottom: 1px solid var(--border);
    }
    .nav-list li:last-child a { border-bottom: none; }
    
    .nav-dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-top: 1px dashed var(--border);
        border-radius: 0;
        padding: 10px 0 10px 15px;
        margin-top: 5px;
        display: none;
    }
    
    .has-dropdown:hover .nav-dropdown { display: block; }
    
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
}

@media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .footer-logo { justify-content: center; }
    .footer-desc { margin: 0 auto 20px; }
    .social-links { justify-content: center; }
}