/**
 * Header Styles — Premium Redesign
 * Three layouts: L1 logo-center-nav-cta, L2 logo-nav-right-phone, L3 centered-fullscreen
 *
 * @package SQL_ForgeMaster
 */

/* =========================================
   BASE HEADER
   ========================================= */
.site-header {
    position: relative;
    z-index: var(--z-sticky);
    background: var(--color-charcoal-900);
    transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
}

/* Sticky mode */
.sqlfm-sticky-header .site-header {
    position: sticky;
    top: 0;
}

/* Scrolled state — frosted glass */
.site-header.sqlfm-header-scrolled {
    background: rgba(13, 13, 13, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(255,255,255,0.06), 0 4px 24px rgba(0,0,0,0.4);
}

.site-header.sqlfm-header-scrolled .sqlfm-header-inner {
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
}

/* =========================================
   INNER WRAPPER
   ========================================= */
.sqlfm-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-normal, 1280px);
    margin: 0 auto;
    padding: var(--space-4) var(--space-6);
    gap: var(--space-6);
    transition: padding var(--transition-base);
}

/* =========================================
   LOGO
   ========================================= */
.sqlfm-header-logo a {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    flex-shrink: 0;
}

.sqlfm-logo-text {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--color-text-inverse);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    line-height: 1;
}

.sqlfm-logo-text span {
    color: var(--color-accent);
}

.sqlfm-logo-img {
    max-height: 48px;
    width: auto;
    display: block;
}

/* =========================================
   NAVIGATION
   ========================================= */
.main-navigation {
    flex: 1;
    display: flex;
    justify-content: center;
}

.main-navigation ul {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 0;
    margin: 0;
    padding: 0;
}

.main-navigation li {
    position: relative;
}

.main-navigation > ul > li > a {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.2s ease;
    position: relative;
    white-space: nowrap;
}

/* Underline slide-in on hover */
.main-navigation > ul > li > a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: var(--space-4);
    right: var(--space-4);
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s ease;
    border-radius: 1px;
}

.main-navigation > ul > li > a:hover,
.main-navigation > ul > li.current-menu-item > a,
.main-navigation > ul > li.current-menu-ancestor > a {
    color: #fff;
}

.main-navigation > ul > li > a:hover::after,
.main-navigation > ul > li.current-menu-item > a::after,
.main-navigation > ul > li.current-menu-ancestor > a::after {
    transform: scaleX(1);
}

/* Dropdown */
.main-navigation ul ul {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 230px;
    background: var(--color-charcoal-800);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    box-shadow: 0 16px 40px rgba(0,0,0,0.45);
    flex-direction: column;
    gap: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
    z-index: 10;
    padding: var(--space-2) 0;
}

.main-navigation li:hover > ul,
.main-navigation li:focus-within > ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-navigation ul ul a {
    display: block;
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    transition: color 0.15s ease, background 0.15s ease;
    border-bottom: none;
    letter-spacing: 0;
    text-transform: none;
}

.main-navigation ul ul a:hover {
    color: #fff;
    background: rgba(232, 96, 28, 0.12);
}

/* =========================================
   HEADER ACTIONS (CTA + Phone)
   ========================================= */
.sqlfm-header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

/* Phone link (Layout 2) */
.sqlfm-header-contact {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: rgba(255,255,255,0.75);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    text-decoration: none;
    padding: var(--space-2) var(--space-3);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-full);
    transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
    white-space: nowrap;
}

.sqlfm-header-contact svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--color-accent);
}

.sqlfm-header-contact:hover {
    color: #fff;
    border-color: var(--color-accent);
    background: rgba(232, 96, 28, 0.08);
}

/* CTA Button */
.sqlfm-header-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: var(--color-accent);
    color: #fff;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    min-height: 44px;
    white-space: nowrap;
    border: 2px solid var(--color-accent);
}

.sqlfm-header-cta:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(232, 96, 28, 0.45);
}

/* =========================================
   MOBILE MENU TOGGLE
   ========================================= */
.menu-toggle {
    display: none;
    background: none;
    border: 1px solid rgba(255,255,255,0.15);
    color: var(--color-text-inverse);
    cursor: pointer;
    padding: var(--space-2);
    min-width: 44px;
    min-height: 44px;
    border-radius: var(--radius-md);
    align-items: center;
    justify-content: center;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.menu-toggle:hover {
    border-color: var(--color-accent);
    background: rgba(232, 96, 28, 0.1);
}

/* =========================================
   LAYOUT 2 — Nav right-aligned
   ========================================= */
.sqlfm-header-layout2 .main-navigation {
    flex: 1;
    justify-content: flex-end;
}

/* =========================================
   LAYOUT 3 — Center logo + Fullscreen menu
   ========================================= */
.sqlfm-header-layout3 .sqlfm-header-top {
    background: var(--color-charcoal-900);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.sqlfm-header-layout3 .sqlfm-header-inner {
    justify-content: center;
    position: relative;
}

.sqlfm-header-layout3 .menu-toggle {
    position: absolute;
    right: var(--space-6);
    top: 50%;
    transform: translateY(-50%);
}

/* Fullscreen overlay menu */
.sqlfm-fullscreen-menu {
    position: fixed;
    inset: 0;
    background: var(--color-charcoal-900);
    z-index: var(--z-modal);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.sqlfm-fullscreen-menu::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(232, 96, 28, 0.12) 0%, transparent 60%);
    pointer-events: none;
}

.sqlfm-fullscreen-menu.sqlfm-menu-open {
    opacity: 1;
    visibility: visible;
}

.sqlfm-fullscreen-menu ul {
    list-style: none;
    text-align: center;
    padding: 0;
    margin: 0;
}

.sqlfm-fullscreen-menu li {
    margin-bottom: var(--space-4);
    overflow: hidden;
}

.sqlfm-fullscreen-menu a {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    transition: color 0.2s ease;
    display: block;
    line-height: 1.15;
}

.sqlfm-fullscreen-menu a:hover {
    color: var(--color-accent);
}

/* Close button */
.menu-close {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    color: var(--color-text-inverse);
    cursor: pointer;
    padding: var(--space-2);
    min-width: 44px;
    min-height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.menu-close:hover {
    background: rgba(232, 96, 28, 0.2);
    border-color: var(--color-accent);
}

/* Footer info inside fullscreen menu */
.sqlfm-menu-footer {
    margin-top: var(--space-12);
    text-align: center;
}

.sqlfm-menu-footer .sqlfm-contact-info a,
.sqlfm-menu-footer .sqlfm-contact-info span {
    display: block;
    color: rgba(255,255,255,0.5);
    font-size: var(--text-sm);
    margin-bottom: var(--space-2);
    text-decoration: none;
}

.sqlfm-menu-footer .sqlfm-contact-info a:hover {
    color: var(--color-accent);
}

/* =========================================
   FOCUS STATES
   ========================================= */
.sqlfm-header-cta:focus-visible,
.sqlfm-header-contact:focus-visible,
.menu-toggle:focus-visible,
.menu-close:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.main-navigation a:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.sqlfm-fullscreen-menu a:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 4px;
}