/* =============================================
   Data Center High School - Layout Styles
   Header, Footer, Grid System
   ============================================= */

/* ===========================================
   CONTAINER
   =========================================== */

.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--space-6);
}

/* ===========================================
   HEADER
   =========================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background: transparent;
    transition: all var(--transition-normal);
}

.header.scrolled {
    background: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
}

.header-top {
    background: rgba(46, 77, 12, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--space-2) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-top-links {
    display: flex;
    gap: var(--space-6);
}

.header-top-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--text-sm);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    transition: color var(--transition-fast);
}

.header-top-links a:hover {
    color: var(--color-white);
    text-decoration: none;
}

.header-top-links a svg {
    width: 16px;
    height: 16px;
}

.header-main {
    background: var(--color-primary-dark);
    padding: var(--space-4) 0;
}

.header-main .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    font-weight: var(--font-extrabold);
    color: var(--color-white);
    box-shadow: var(--shadow-green);
}

.logo-text {
    color: var(--color-white);
    display: flex;
    flex-direction: column;
}

.logo-text .school-name {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    line-height: 1.2;
}

.logo-text .school-tagline {
    font-size: var(--text-xs);
    opacity: 0.7;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-top: var(--space-1);
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: var(--space-1);
}

.nav-link {
    display: block;
    padding: var(--space-3) var(--space-5);
    color: var(--color-white);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    text-decoration: none;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: calc(100% - var(--space-10));
}

/* CTA Button in Header */
.header-cta {
    margin-left: var(--space-6);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-white);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

/* ===========================================
   MAIN CONTENT
   =========================================== */

.main {
    padding-top: 120px;
    /* Account for fixed header */
    min-height: 100vh;
}

/* ===========================================
   SECTIONS
   =========================================== */

.section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-subtitle {
    display: inline-block;
    color: var(--color-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-3);
    padding: var(--space-2) var(--space-4);
    background: rgba(69, 115, 18, 0.1);
    border-radius: var(--radius-full);
}

.section-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-4);
}

.section-description {
    max-width: 600px;
    margin: 0 auto;
    color: var(--color-text-secondary);
    font-size: var(--text-lg);
}

/* ===========================================
   GRID SYSTEM
   =========================================== */

.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.flex {
    display: flex;
}

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

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flex-wrap {
    flex-wrap: wrap;
}

.gap-4 {
    gap: var(--space-4);
}

.gap-6 {
    gap: var(--space-6);
}

.gap-8 {
    gap: var(--space-8);
}

/* ===========================================
   FOOTER
   =========================================== */

.footer {
    background: var(--color-bg-dark);
    color: var(--color-white);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: var(--space-4);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
}

.footer-title {
    color: var(--color-white);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-6);
    position: relative;
    padding-bottom: var(--space-3);
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--color-accent);
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer-links a:hover {
    color: var(--color-accent);
    text-decoration: none;
    transform: translateX(5px);
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-sm);
}

.footer-contact-item svg {
    width: 20px;
    height: 20px;
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 2px;
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-6);
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-white);
    transition: all var(--transition-fast);
}

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

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--text-sm);
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-6);
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--text-sm);
}

.footer-bottom-links a:hover {
    color: var(--color-accent);
}