/**
 * Navigation Component
 *
 * Self-contained navigation styles. No Bootstrap dependencies.
 * Uses the --smx-* theme tokens that ThemeService prints in the page head.
 */

/* ========================================
   Navigation Wrapper
   ======================================== */

.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    font-family: var(--smx-font-body);
    background: var(--smx-header-bg);
    color: var(--smx-header-text);
    box-shadow: var(--smx-header-shadow);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.site-nav::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    height: var(--smx-header-divider-size);
    background: var(--smx-header-divider);
    pointer-events: none;
}

/* ========================================
   Navigation Inner Container
   ======================================== */

.site-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   Brand / Logo
   ======================================== */

.nav-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.nav-brand img {
    max-height: 64px;
    width: auto;
}

/* ========================================
   Navigation Menu
   ======================================== */

.nav-menu {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.nav-list {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 8px;
}

.nav-list li {
    margin: 0;
    padding: 0;
}

/* ========================================
   Navigation Links
   ======================================== */

.nav-link {
    display: block;
    padding: 14px 24px;
    color: var(--smx-header-text);
    text-decoration: none;
    font-family: var(--smx-font-heading);
    text-transform: var(--smx-heading-case);
    font-size: 18px;
    font-weight: var(--smx-heading-weight);
    letter-spacing: var(--smx-heading-tracking);
    border-radius: var(--smx-radius-btn);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-link:hover {
    background-color: color-mix(in srgb, var(--smx-header-text) 10%, transparent);
    color: var(--smx-header-text);
    text-decoration: none;
}

.nav-link--active {
    background-color: color-mix(in srgb, var(--smx-header-text) 10%, transparent);
}

/* ========================================
   Navigation Actions (Cart, Account)
   ======================================== */

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.nav-btn {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: transparent;
    border: 1px solid color-mix(in srgb, var(--smx-header-text) 40%, transparent);
    border-radius: var(--smx-radius-btn);
    color: var(--smx-header-text);
    font-family: var(--smx-font-body);
    font-size: 18px;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.nav-btn:hover {
    background-color: color-mix(in srgb, var(--smx-header-text) 10%, transparent);
    border-color: color-mix(in srgb, var(--smx-header-text) 55%, transparent);
    color: var(--smx-header-text);
    text-decoration: none;
}

.nav-btn__text {
    font-size: 18px;
    font-weight: 500;
}

/* Cart Badge */
.nav-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background-color: var(--smx-danger);
    color: var(--smx-on-danger);
    font-size: 11px;
    font-weight: 600;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-badge:empty,
.nav-badge[data-count="0"] {
    display: none;
}

/* Email verification alert dot */
.nav-alert-dot {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 10px;
    height: 10px;
    background-color: var(--smx-warning);
    border-radius: 50%;
    border: 2px solid var(--smx-header-bg);
}

/* ========================================
   Account Dropdown
   ======================================== */

.nav-dropdown {
    position: relative;
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    margin-top: 8px;
    padding: 8px 0;
    background: var(--smx-surface);
    border-radius: var(--smx-radius-card);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
    z-index: 1001;
}

.nav-dropdown.is-open .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: var(--smx-on-surface);
    text-decoration: none;
    font-size: 14px;
    transition: background-color 0.15s ease;
}

.nav-dropdown-item:hover {
    background-color: var(--smx-surface-alt);
    color: var(--smx-on-surface);
    text-decoration: none;
}

.nav-dropdown-item i {
    width: 18px;
    color: var(--smx-muted);
}

.nav-dropdown-divider {
    height: 1px;
    margin: 8px 0;
    background-color: var(--smx-border);
}

/* ========================================
   Mobile Toggle
   ======================================== */

/* Mobile toggle - hidden on desktop, uses nav-btn styling */
.nav-toggle {
    display: none;
}

/* Change icon when menu is open */
.nav-toggle.is-open .bi-list::before {
    content: "\F659";  /* bi-x icon */
}

/* ========================================
   Mobile Styles
   ======================================== */

@media (max-width: 991px) {
    .nav-toggle {
        display: inline-flex;
        margin-right: 8px;
        min-width: 44px;
        min-height: 44px;
        justify-content: center;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 280px;
        flex: 0;
        background-color: var(--smx-surface);
        padding: 20px;
        border-radius: 0 var(--smx-radius-card) var(--smx-radius-card) 0;
        box-shadow: 4px 4px 12px rgba(0, 0, 0, 0.15);
        opacity: 0;
        visibility: hidden;
        transform: translateX(-10px);
        transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
        max-height: calc(100vh - 80px);
        overflow-y: auto;
    }

    .nav-menu.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateX(0);
    }

    .nav-list {
        flex-direction: column;
        gap: 5px;
        width: 100%;
    }

    .nav-list li {
        width: 100%;
    }

    .nav-link {
        width: 100%;
        padding: 14px 16px;
        color: var(--smx-on-surface);
        font-size: 16px;
    }

    .nav-link:hover,
    .nav-link--active {
        background-color: var(--smx-surface-alt);
        color: var(--smx-brand);
    }

    /* Right-align all actions together, tight grouping */
    .nav-actions {
        order: 2;
        margin-left: auto;
        margin-right: 0;
        gap: 8px;
    }

    /* Hide text on mobile - icons only */
    .nav-btn__text {
        display: none;
    }

    /* Restore padding for icon buttons */
    .nav-btn {
        padding: 10px 12px;
    }

    .nav-btn i,
    .nav-actions .bi {
        font-size: 1.4rem;
    }

    /* Bigger logo on tablet */
    .nav-brand img {
        max-height: 56px;
    }
}

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

    .nav-brand img {
        max-height: 48px;
    }

    .nav-menu {
        width: min(260px, 85vw);
    }

    .nav-actions {
        gap: 6px;
        margin-left: auto;
        margin-right: 0;
    }

    .nav-btn {
        padding: 8px 10px;
    }
}