/* ============================================
   ChyraConnect Shared Styles
   Common CSS across all pages
   ============================================ */

:root {
    --navy-900: #0A1628;
    --navy-800: #0F2137;
    --navy-700: #1A2E4C;
    --navy-600: #253A5E;
    --navy-500: #334D73;
    
    --gold-500: #F5A623;
    --gold-400: #FFBC42;
    --gold-300: #FFD080;
    --gold-600: #D4850C;
    
    --teal-500: #0EA5A5;
    --teal-400: #14B8B8;
    --teal-300: #5EEAD4;
    
    --green-500: #10B981;
    --green-400: #34D399;
    
    --gray-900: #111827;
    --gray-800: #1F2937;
    --gray-700: #374151;
    --gray-600: #4B5563;
    --gray-500: #6B7280;
    --gray-400: #9CA3AF;
    --gray-300: #D1D5DB;
    --gray-200: #E5E7EB;
    --gray-100: #F3F4F6;
    --gray-50: #F9FAFB;
    
    --white: #FFFFFF;
    
    --primary: var(--navy-800);
    --primary-dark: var(--navy-900);
    --accent: var(--gold-500);
    --accent-hover: var(--gold-600);
    --success: var(--green-500);
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-gold: 0 10px 40px -10px rgba(245, 166, 35, 0.5);
    --shadow-navy: 0 20px 60px -15px rgba(10, 22, 40, 0.4);
    
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--gray-900);
    background: var(--white);
    overflow-x: hidden;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(10, 22, 40, 0.06);
    transition: all var(--transition-base);
}

nav.scrolled {
    padding: 0.75rem 0;
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo img {
    height: 42px;
    width: auto;
}

.logo-text {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--navy-900);
    letter-spacing: -0.5px;
}

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

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 600;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a:hover {
    color: var(--navy-900);
}

.nav-cta {
    background: var(--navy-900);
    color: var(--white) !important;
    padding: 0.75rem 1.5rem;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.nav-cta:hover {
    background: var(--navy-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--navy-900);
    padding: 0.5rem;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    padding: 1.5rem;
    box-shadow: var(--shadow-xl);
    z-index: 999;
    border-top: 1px solid var(--gray-100);
    animation: slideDown 0.3s ease forwards;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.mobile-menu ul {
    list-style: none;
}

.mobile-menu ul li {
    margin-bottom: 0.75rem;
}

.mobile-menu ul a {
    display: block;
    padding: 1rem;
    color: var(--navy-900);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 12px;
    transition: all var(--transition-fast);
    background: var(--gray-50);
    margin-bottom: 0.5rem;
}

.mobile-menu ul a:hover {
    background: var(--navy-900);
    color: white;
    transform: translateX(8px);
}

/* Buttons */
.btn {
    padding: 1rem 2rem;
    border-radius: 100px;
    font-weight: 700;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-base);
    cursor: pointer;
    font-size: 1rem;
    border: none;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--gold-600));
    color: white;
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 50px -10px rgba(245, 166, 35, 0.6);
}

.btn-secondary {
    background: var(--white);
    color: var(--navy-900);
    border: 2px solid var(--gray-200);
}

.btn-secondary:hover {
    border-color: var(--navy-900);
    background: var(--navy-900);
    color: var(--white);
}

/* Section Styles */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gray-100);
    color: var(--navy-800);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--navy-900);
    letter-spacing: -1px;
}

.section-header p {
    font-size: 1.15rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* Footer */
footer {
    background: var(--navy-900);
    color: white;
    padding: 5rem 2rem 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-brand .logo img {
    height: 40px;
    filter: brightness(0) invert(1);
}

.footer-brand .logo-text {
    color: white;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.5);
    margin-top: 1rem;
    max-width: 280px;
    line-height: 1.7;
    font-size: 0.95rem;
}

.footer-col h4 {
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    color: var(--white);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.875rem;
}

.footer-col ul a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: all var(--transition-fast);
    font-size: 0.9rem;
}

.footer-col ul a:hover {
    color: var(--accent);
}

.footer-bottom {
    max-width: 1200px;
    margin: 4rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all var(--transition-base);
    font-size: 1rem;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.3; }
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links, .nav-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .footer-container {
        grid-template-columns: 1fr 1fr;
        text-align: center;
    }

    .footer-brand p {
        margin-left: auto;
        margin-right: auto;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 1rem;
    }

    .logo-text {
        font-size: 1.1rem;
    }

    .footer-container {
        grid-template-columns: 1fr;
    }
}