/* ==================== XINDUS DESIGN SYSTEM - COMPONENTS ==================== */
/* Navbar, Footer, Buttons, Cards, and Reusable UI Components */

/* ========================================================================== */
/*                                 NAVIGATION                                  */
/* ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--space-4) var(--space-10);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(3, 7, 18, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.navbar-logo a {
    display: flex;
    align-items: center;
}

.navbar-logo img {
    height: 44px;
    width: auto;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    list-style: none;
    margin-left: auto;
    margin-right: var(--space-10);
}

.navbar-menu li {
    display: flex;
}

.navbar-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: var(--text-primary);
    background: var(--bg-card);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* ========== MOBILE MENU BUTTON ========== */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-slow);
}

/* ========== MOBILE MENU ========== */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: calc(var(--z-fixed) - 1);
    flex-direction: column;
    padding: 80px var(--space-6) var(--space-6);
    overflow-y: auto;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-close svg {
    width: 24px;
    height: 24px;
    stroke: var(--text-primary);
}

.mobile-menu a {
    display: block;
    padding: var(--space-4) 0;
    font-size: var(--text-lg);
    font-weight: var(--font-medium);
    color: var(--text-primary);
    text-decoration: none;
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu a:last-of-type:not(.mobile-cta-outline):not(.mobile-cta-secondary):not(.mobile-cta-primary) {
    border-bottom: none;
}

/* Mobile Menu CTAs */
.mobile-cta-outline,
.mobile-cta-secondary,
.mobile-cta-primary {
    margin-top: var(--space-4);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    text-align: center;
    font-weight: var(--font-semibold);
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
}

.mobile-cta-outline {
    background: var(--bg-card-solid);
    border: 1.5px solid var(--border-color);
    color: var(--text-primary);
}

.mobile-cta-secondary {
    background: linear-gradient(180deg, #e9b84a 0%, #d4a22a 100%);
    color: #1a1a1a;
    margin-top: var(--space-3);
}

.mobile-cta-primary {
    background: linear-gradient(180deg, #f97316 0%, #ea580c 100%);
    color: white;
    margin-top: var(--space-3);
}


/* ========================================================================== */
/*                                  BUTTONS                                    */
/* ========================================================================== */

/* Base Button */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-lg);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-slow);
}

.btn svg {
    width: 16px;
    height: 16px;
}

/* Primary Button - Orange */
.btn-primary,
.nav-cta {
    padding: var(--space-3) var(--space-6);
    background: linear-gradient(180deg, #f97316 0%, #ea580c 100%);
    color: white;
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-lg);
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.3);
    transition: all var(--transition-slow);
}

.btn-primary:hover,
.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

/* Secondary Button - Gold */
.btn-secondary,
.nav-btn-secondary {
    padding: var(--space-3) var(--space-6);
    background: linear-gradient(180deg, #e9b84a 0%, #d4a22a 100%);
    color: #1a1a1a;
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-lg);
    border: none;
    text-decoration: none;
    transition: all var(--transition-slow);
}

.btn-secondary:hover,
.nav-btn-secondary:hover {
    background: linear-gradient(180deg, #f0c45a 0%, #daa830 100%);
}

/* Outline Button */
.btn-outline,
.nav-btn-outline {
    padding: var(--space-3) var(--space-6);
    background: rgba(15, 23, 42, 0.9);
    color: var(--text-primary);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    border-radius: var(--radius-lg);
    border: 1.5px solid rgba(255, 255, 255, 0.15);
    text-decoration: none;
    transition: all var(--transition-slow);
}

.btn-outline:hover,
.nav-btn-outline:hover {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(15, 23, 42, 1);
}

/* Ghost Button */
.btn-ghost {
    padding: var(--space-3) var(--space-6);
    background: transparent;
    color: var(--text-secondary);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    border-radius: var(--radius-lg);
    border: none;
    text-decoration: none;
    transition: all var(--transition-slow);
}

.btn-ghost:hover {
    color: var(--text-primary);
    background: var(--bg-card);
}


/* ========================================================================== */
/*                                   CARDS                                     */
/* ========================================================================== */

.card {
    padding: var(--space-8);
    background: var(--bg-card-solid);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    transition: all var(--transition-slow);
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-blue-light);
    box-shadow: 0 12px 32px rgba(59, 130, 246, 0.15);
}

/* Card Icon */
.card-icon {
    width: 56px;
    height: 56px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
}

.card-icon svg {
    width: 26px;
    height: 26px;
    stroke: var(--primary-blue-light);
}

.card h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.card p {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

/* CTA Card - Special gradient card */
.card-cta {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.15) 0%, rgba(15, 23, 42, 0.95) 100%);
    border: 1px solid rgba(59, 130, 246, 0.2);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.card-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 0%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(249, 115, 22, 0.15) 0%, transparent 50%);
    z-index: 0;
}

.card-cta > * {
    position: relative;
    z-index: 1;
}

.card-cta:hover {
    border-color: var(--primary-blue-light);
    box-shadow: 0 12px 32px rgba(59, 130, 246, 0.25);
}

.card-cta h3 {
    font-family: var(--font-serif);
    font-size: var(--text-2xl);
    font-weight: var(--font-normal);
    margin-bottom: var(--space-3);
    line-height: var(--leading-snug);
}

.card-cta p {
    margin-bottom: var(--space-6);
}


/* ========================================================================== */
/*                                   BADGES                                    */
/* ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--primary-blue-light);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}


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

.footer {
    background: var(--bg-primary);
    padding: 60px 60px 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr repeat(4, 1fr);
    gap: var(--space-10);
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer-logo img {
    height: 36px;
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-size: var(--text-base);
    color: var(--text-muted);
    line-height: var(--leading-relaxed);
    max-width: 300px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: var(--space-1);
}

.footer-contact p {
    font-size: var(--text-sm);
    color: var(--text-muted);
    line-height: var(--leading-normal);
    margin: 0;
}

.footer-contact a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-slow);
}

.footer-contact a:hover {
    color: var(--text-primary);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-2);
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-slow);
}

.footer-social a:hover {
    background: rgba(59, 130, 246, 0.2);
    transform: translateY(-2px);
}

.footer-social svg {
    width: 18px;
    height: 18px;
    stroke: var(--text-secondary);
}

.footer-column h4 {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-5);
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-column a {
    font-size: var(--text-base);
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-slow);
}

.footer-column a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
}

.footer-copyright {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

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

.footer-legal a {
    font-size: var(--text-sm);
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-slow);
}

.footer-legal a:hover {
    color: var(--text-secondary);
}


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

.section {
    padding: var(--space-20) var(--space-10);
}

.section-dark {
    background: var(--bg-primary);
    position: relative;
}

.section-dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(249, 115, 22, 0.08) 0%, transparent 50%);
    z-index: 0;
    pointer-events: none;
}

.section-light {
    background: linear-gradient(180deg, #f0f7ff 0%, #f8fafc 30%, #ffffff 100%);
    position: relative;
}

.section-light::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 400px;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(59, 130, 246, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 20% 20%, rgba(99, 155, 255, 0.06) 0%, transparent 40%),
        radial-gradient(ellipse at 80% 10%, rgba(59, 130, 246, 0.05) 0%, transparent 40%);
    pointer-events: none;
    z-index: 0;
}

.section-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-10);
}

.container-sm {
    max-width: 800px;
}

.container-lg {
    max-width: 1200px;
}