/* Header Styles */
.header {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: var(--space-8);
}

/* Logo */
.nav__logo {
    flex-shrink: 0;
}

.logo-link {
    display: block;
}

.logo-placeholder img {
    width: 210px;
}

/* .logo-placeholder {
    width: 66px;
    height: 38px;
    background: var(--gradient-primary);
    border-radius: var(--radius-base);
    position: relative;
}

.logo-placeholder::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70%;
    height: 70%;
    background: var(--color-white);
    border-radius: var(--radius-sm);
} */

/* Navigation Menu */
.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    margin: 0;
    padding: 0;
    list-style: none;
    flex: 1;
    justify-content: center;
}

.nav__item {
    position: relative;
}

.nav__link {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    transition: color var(--transition-base);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
    transition: width var(--transition-base);
}

.nav__link:hover {
    color: var(--color-primary);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

.nav__link.active {
    color: var(--color-primary);
}

/* Navigation Actions */
.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Mobile Toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    position: relative;
    z-index: calc(var(--z-fixed) + 1);
}

.hamburger {
    position: relative;
    width: 24px;
    height: 2px;
    background-color: var(--color-gray-900);
    transition: all var(--transition-base);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--color-gray-900);
    transition: all var(--transition-base);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

/* Mobile Toggle Active State */
.nav__toggle.active .hamburger {
    background-color: transparent;
}

.nav__toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav__toggle.active .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* Mobile Menu Styles */
@media (max-width: 1023px) {
    .nav__toggle {
        display: flex;
    }
    
    .nav__menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--color-white);
        padding: var(--space-6);
        gap: var(--space-4);
        box-shadow: var(--shadow-lg);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: all var(--transition-base);
        border-top: 1px solid var(--color-gray-200);
    }
    
    .nav__menu.active {
        max-height: calc(100vh - var(--header-height));
        opacity: 1;
        overflow-y: auto;
    }
    
    .nav__item {
        width: 100%;
    }
    
    .nav__link {
        padding: var(--space-3);
        font-size: var(--font-size-lg);
    }
    
    .nav__actions {
        flex-direction: column;
        width: 100%;
        gap: var(--space-3);
    }
    
    .nav__actions .btn {
        width: 100%;
    }
}

/* Desktop Menu */
@media (min-width: 1024px) {
    .nav__menu {
        position: static;
        max-height: none;
        opacity: 1;
        overflow: visible;
        box-shadow: none;
        border: none;
        padding: 0;
    }
}

/* Header Animations */
@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header {
    animation: slideDown var(--transition-base);
}