/* ============================================
   AUTOPOINT — Layout (Header & Footer)
   ============================================ */

/* ── Header ── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: var(--z-overlay);
    background: rgba(5, 5, 5, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.site-header.scrolled {
    border-bottom-color: var(--color-border-light);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ── Logo ── */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    flex-shrink: 0;
}

.logo__icon {
    width: 36px;
    height: 36px;
}

.logo__text {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-text);
    letter-spacing: var(--letter-spacing-tight);
}

.logo__text span {
    color: var(--color-primary);
}

/* ── Navigation ── */
.nav-desktop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 8px 16px;
    font-family: var(--font-family-heading);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

.nav-link.active {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 16px;
    right: 16px;
    height: 2px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

/* ── Header Search ── */
.header-search {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 8px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-full);
    background: var(--color-bg-alt);
    transition: all var(--transition-fast);
    max-width: 240px;
}

.header-search:focus-within {
    border-color: var(--color-primary);
    background: var(--color-bg);
    box-shadow: 0 0 0 3px rgba(62, 167, 215, 0.08);
}

.header-search svg {
    width: 16px;
    height: 16px;
    fill: var(--color-text-muted);
    flex-shrink: 0;
}

.header-search input {
    flex: 1;
    font-size: var(--font-size-sm);
    min-width: 0;
}

.header-search input::placeholder {
    color: var(--color-text-muted);
}

/* ── Mobile Menu Toggle ── */
.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
    cursor: pointer;
    background: none;
    border: none;
}

.menu-toggle:hover {
    background: var(--color-surface);
}

.menu-toggle__bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    position: relative;
}

.menu-toggle__bar::before,
.menu-toggle__bar::after {
    content: '';
    position: absolute;
    left: 0;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.menu-toggle__bar::before {
    top: -7px;
}

.menu-toggle__bar::after {
    bottom: -7px;
}

.menu-toggle.open .menu-toggle__bar {
    background: transparent;
}

.menu-toggle.open .menu-toggle__bar::before {
    top: 0;
    transform: rotate(45deg);
}

.menu-toggle.open .menu-toggle__bar::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* ── Mobile Nav ── */
.nav-mobile {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: calc(var(--z-overlay) - 1);
    padding: var(--space-6);
    padding-top: calc(var(--header-height) + var(--space-4));
    overflow-y: auto;
    animation: fadeIn 0.2s ease both;
}

.nav-mobile.open {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.nav-mobile .nav-link {
    font-size: var(--font-size-lg);
    padding: var(--space-4) var(--space-4);
    border-radius: var(--radius-md);
}

.nav-mobile .nav-link.active::after {
    display: none;
}

.nav-mobile .nav-link.active {
    background: var(--color-primary-light);
}

/* ── Page Content ── */
#app {
    min-height: 100vh;
    padding-top: var(--header-height);
}

/* ── Footer ── */
.site-footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--space-10);
    margin-bottom: var(--space-12);
}

.footer-brand .logo__text {
    color: white;
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-4);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-6);
}

.footer-socials {
    display: flex;
    gap: var(--space-3);
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.6);
    transition: all var(--transition-fast);
}

.footer-social-link:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}

.footer-social-link svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.footer-heading {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: white;
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    margin-bottom: var(--space-5);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-link {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.footer-link:hover {
    color: white;
    padding-left: 4px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    font-size: var(--font-size-sm);
}

.footer-contact-item svg {
    width: 18px;
    height: 18px;
    fill: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.35);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom a:hover {
    color: white;
}