/* Layout Styles - Navigation, Hero, and Grid Systems */

/* ==============================================
   NAVIGATION STYLES
   ============================================== */
.navbar {
    background: var(--kloud-charcoal);
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--gray-100);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    padding: var(--spacing-sm) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding-mobile);
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 60px;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.nav-logo a {
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: all 0.3s ease;
}

.nav-logo a:hover {
    transform: translateY(-1px);
}

.nav-logo h2 {
    color: var(--kloud-cyan);
    font-weight: 700;
    font-size: 1.5rem;
    margin: 0;
    line-height: 1.2;
}

.nav-logo span {
    color: var(--medium-text);
    font-size: 0.85rem;
    font-weight: 400;
    margin-top: -2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    align-items: center;
    justify-content: flex-end;
    margin: 0;
    padding: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--light-text);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    display: flex;
    align-items: center;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--kloud-cyan);
    background-color: var(--gray-100);
}

.nav-link.active {
    color: var(--kloud-cyan);
    background-color: var(--gray-100);
}

/* Special styling for the services nav button */
.nav-link[href="services.html"],
.nav-link[href="pages/services.html"],
.nav-link[href="../services.html"] {
    background: var(--kloud-cyan) !important;
    color: var(--kloud-charcoal) !important;
    border-radius: 6px !important;
    padding: 0.625rem 1.25rem !important;
    margin-left: 1rem !important;
    font-weight: 600 !important;
    text-transform: none !important;
    box-shadow: 0 2px 8px rgba(47, 243, 224, 0.3) !important;
    transition: all 0.2s ease !important;
    border: 2px solid var(--kloud-cyan) !important;
    text-decoration: none !important;
}

.nav-link[href="services.html"]:hover,
.nav-link[href="pages/services.html"]:hover,
.nav-link[href="../services.html"]:hover {
    background: rgba(47, 243, 224, 0.85) !important;
    border-color: rgba(47, 243, 224, 0.85) !important;
    box-shadow: 0 3px 12px rgba(47, 243, 224, 0.4) !important;
    transform: translateY(-1px) !important;
    color: var(--kloud-charcoal) !important;
}

.nav-link[href="services.html"].active,
.nav-link[href="pages/services.html"].active,
.nav-link[href="../services.html"].active {
    background: var(--kloud-cyan) !important;
    border-color: var(--kloud-cyan) !important;
    color: var(--kloud-charcoal) !important;
    box-shadow: 0 2px 8px rgba(47, 243, 224, 0.4) !important;
}

/* ==============================================
   HAMBURGER MENU STYLES
   ============================================== */
.nav-hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
    transition: var(--transition);
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background-color: var(--light-text);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* Hamburger Animation States */
.nav-hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
    background-color: var(--kloud-cyan);
}

.nav-hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
    background-color: var(--kloud-cyan);
}

/* ==============================================
   HERO SECTION STYLES
   ============================================== */
.hero {
    background: linear-gradient(135deg, var(--kloud-charcoal) 0%, var(--dark-bg) 50%, var(--kloud-charcoal) 100%);
    border-bottom: 2px solid var(--kloud-cyan);
    color: var(--kloud-white);
    padding: var(--section-padding-mobile);
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(47, 243, 224, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--container-padding-mobile);
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(47, 243, 224, 0.1);
    border: 1px solid rgba(47, 243, 224, 0.3);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.stat i {
    font-size: 1.2rem;
}

/* Hero variants for different pages */
.architecture-hero,
.about-hero {
    padding: var(--section-padding-mobile);
    background: linear-gradient(135deg, var(--kloud-charcoal) 0%, var(--light-bg) 100%);
    border-bottom: 1px solid var(--kloud-cyan);
}

/* ==============================================
   UNIFIED GRID SYSTEMS
   ============================================== */

/* Base Grid System */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

/* Responsive Grid Variants */
.grid-1 { grid-template-columns: 1fr; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Auto-fit Grids */
.grid-auto-fit-sm { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-auto-fit-md { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-auto-fit-lg { grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); }
.grid-auto-fit-xl { grid-template-columns: repeat(auto-fit, minmax(450px, 1fr)); }

/* Specific Grid Layouts */
.skills-grid { 
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.interests-grid { 
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-xl);
    margin-top: 4rem; 
    margin-bottom: 4rem; 
}

.features-grid { 
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: 2rem; 
}

.core-values { 
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: 3rem; 
}

.contact-grid { 
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    max-width: 1200px; 
    margin: 0 auto; 
}

.services-grid { 
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: 3rem; 
}

.tech-categories { 
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-top: 3rem; 
    max-width: 1000px; 
    margin-left: auto; 
    margin-right: auto; 
}

.pricing-grid { 
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: 3rem; 
}

.process-steps { 
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: 3rem; 
}

.services-contact-grid { 
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-top: 3rem; 
}

/* Responsive Grid Adjustments */
@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .contact-grid, .services-contact-grid { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 1024px) and (min-width: 769px) {
    .tech-categories { grid-template-columns: repeat(2, 1fr); max-width: 700px; }
}

/* ==============================================
   SECTION LAYOUTS
   ============================================== */

/* Experience Section */
.experience {
    padding: var(--section-padding-mobile);
    background: var(--darker-bg);
}

/* Skills Section */
.skills {
    padding: var(--section-padding-mobile);
    background: var(--dark-bg);
}

/* About Content */
.about-content {
    padding: 4rem 0;
    background: var(--dark-bg);
}

.about-intro {
    text-align: center;
    margin-bottom: 4rem;
}

/* Contact Content */
.contact-content {
    padding: 4rem 0;
    background: var(--kloud-white);
}

/* Services Overview */
.services-overview {
    padding: 4rem 0;
    background: var(--kloud-white);
}

/* Tech Stack Section */
.tech-stack-section {
    padding: 4rem 0;
    background: #f8f9fa;
}

/* Pricing Section */
.pricing-section {
    padding: 4rem 0;
    background: var(--kloud-white);
}

/* Process Section */
.process-section {
    padding: 4rem 0;
    background: #f8f9fa;
}

/* Contact Section */
.contact-section {
    padding: 4rem 0;
    background: var(--kloud-white);
}

/* ==============================================
   FOOTER LAYOUT
   ============================================== */
.footer {
    background: var(--kloud-charcoal);
    border-top: 1px solid var(--kloud-cyan);
    color: var(--kloud-white);
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.footer p {
    margin: 0;
    color: var(--medium-text);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-links {
    display: flex;
    gap: var(--spacing-xl);
}

.footer-links a {
    color: var(--medium-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--kloud-cyan);
}