/* style.css */

/* Custom Properties for Design System */
:root {
    --color-primary: #3b82f6; /* vibrant blue */
    --color-primary-hover: #2563eb;
    --color-accent: #10b981; /* green accent */
    --color-text-main: #ffffff;
    --color-text-muted: #e2e8f0;
    --color-bg-dark: #0f172a;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --glass-bg: rgba(15, 23, 42, 0.4);
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-dark);
    color: var(--color-text-main);
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    z-index: 1000;
    transition: var(--transition-smooth);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 5%;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--color-text-main);
    cursor: pointer;
    text-decoration: none;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links li a {
    text-decoration: none;
    color: var(--color-text-muted);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    position: relative;
    padding-bottom: 4px;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background: linear-gradient(90deg, var(--color-primary), #60a5fa);
    transition: var(--transition-smooth);
    border-radius: 2px;
}

.nav-links li a:hover {
    color: var(--color-text-main);
}

.nav-links li a:hover::after {
    width: 100%;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    padding: 0.9rem 2.5rem;
    background: linear-gradient(135deg, var(--color-primary), #60a5fa);
    color: white;
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: var(--transition-smooth);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #60a5fa, var(--color-primary));
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: -1;
    border-radius: 50px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.6);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary-outline {
    background: transparent;
    color: var(--color-text-main);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.6rem 1.8rem;
    border-radius: 50px;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.btn-primary-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
    image-rendering: high-quality;
    image-rendering: -webkit-optimize-contrast;
}

/* Stunning Glassmorphism Overlay */
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(15, 23, 42, 0.7) 0%,
        rgba(15, 23, 42, 0.4) 50%,
        rgba(15, 23, 42, 0.9) 100%
    );
    z-index: 2;
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 850px;
    padding: 0 2rem;
    animation: fadeIn 1.2s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
    opacity: 0;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(3.5rem, 6vw, 5.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
    letter-spacing: -0.03em;
}

.hero-title span {
    background: linear-gradient(135deg, #60a5fa, #3b82f6, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--color-text-muted);
    margin-bottom: 3rem;
    line-height: 1.6;
    max-width: 650px;
    margin-inline: auto;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    font-weight: 300;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 100;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background-color: var(--color-text-main);
    border-radius: 3px;
    transition: var(--transition-smooth);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -280px;
        width: 280px;
        height: 100vh;
        background: rgba(15, 23, 42, 0.98);
        border-left: 1px solid var(--glass-border);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 99;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu nav {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .nav-links {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .nav-links li a {
        font-size: 1.5rem;
    }

    .btn-primary-outline {
        margin-top: 1rem;
        font-size: 1.1rem;
    }

    /* Hamburger Animation */
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    /* Hide scrollbar when menu is open */
    body.no-scroll {
        overflow: hidden;
    }
}

/* =========================================
   New Sections
========================================= */

.section {
    padding: 6rem 5%;
    position: relative;
    z-index: 10;
}

.bg-alt {
    background-color: rgba(255, 255, 255, 0.02);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

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

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    text-align: center;
}

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

/* Empty State (Articles) */
.empty-state {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 4rem 2rem;
    text-align: center;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    max-width: 600px;
    margin: 0 auto;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.empty-icon {
    width: 80px;
    height: 80px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem auto;
}

.empty-state h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* About Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-content .section-title {
    text-align: left;
}

.about-visual {
    position: relative;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-shape {
    position: absolute;
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.0));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

.shape-1 {
    width: 250px;
    height: 300px;
    z-index: 3;
    transform: rotate(-5deg);
}

.shape-2 {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), #60a5fa);
    opacity: 0.5;
    z-index: 1;
    top: 20px;
    right: 40px;
    filter: blur(40px);
}

.shape-3 {
    width: 180px;
    height: 250px;
    z-index: 2;
    bottom: 20px;
    left: 40px;
    transform: rotate(15deg);
    background: rgba(16, 185, 129, 0.1);
}

/* Contact Section */
.contact-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 4rem;
    text-align: center;
    backdrop-filter: blur(16px);
    max-width: 800px;
    margin: 0 auto;
}

.contact-desc {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    text-decoration: none;
    color: var(--color-text-main);
    transition: var(--transition-smooth);
    font-weight: 600;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
    border-color: var(--color-primary);
}

.contact-item svg {
    color: var(--color-primary);
}

/* Footer */
.footer {
    background-color: #0b1120;
    border-top: 1px solid var(--glass-border);
    padding: 4rem 5% 2rem 5%;
    position: relative;
    z-index: 10;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-info h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-info h3 span {
    color: var(--color-primary);
}

.footer-info p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    max-width: 400px;
}

.footer-info a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}

.footer-info a:hover {
    text-decoration: underline;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--color-text-muted);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.social-link:hover {
    color: var(--color-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
}

/* Responsive Updates for New Sections */
@media (max-width: 768px) {
    .about-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-content .section-title {
        text-align: center;
    }
    
    .contact-card {
        padding: 2.5rem 1.5rem;
    }
    
    .contact-methods {
        flex-direction: column;
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }
}