/* ====================================
   Jobbisoft Data Analytics Hub - Premium Modern Design
   ==================================== */

:root {
    /* Light Theme (Default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;

    --accent-primary: #3b82f6;
    --accent-secondary: #8b5cf6;
    --accent-tertiary: #06b6d4;

    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);

    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);

    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;

    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    --accent-primary: #60a5fa;
    --accent-secondary: #a78bfa;
    --accent-tertiary: #22d3ee;

    --border-color: #334155;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.6);

    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(71, 85, 105, 0.3);
}

/* ====================================
   Base Styles
   ==================================== */

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

.container-custom {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ====================================
   Header & Navigation
   ==================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.navbar-custom {
    padding: 1rem 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--accent-primary);
    text-decoration: none;
}

.brand-icon {
    font-size: 1.75rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Language Selector */
.language-selector {
    position: relative;
}

.lang-btn {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.lang-btn:hover {
    border-color: var(--accent-primary);
    background: var(--accent-primary);
    color: white;
    transform: translateY(-2px);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 0.5rem;
    min-width: 180px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.lang-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-size: 0.95rem;
}

.lang-option:hover {
    background: var(--accent-primary);
    color: white;
}

.lang-option.active {
    background: var(--bg-tertiary);
}

/* Theme Toggle */
.theme-toggle {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.theme-toggle:hover {
    border-color: var(--accent-secondary);
    background: var(--accent-secondary);
    color: white;
    transform: rotate(15deg) translateY(-2px);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

/* ====================================
   Hero Section
   ==================================== */

.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.5) 0%, rgba(118, 75, 162, 0.2) 100%);
    top: -10%;
    right: -10%;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(240, 147, 251, 0.5) 0%, rgba(245, 87, 108, 0.2) 100%);
    bottom: -10%;
    left: -10%;
    animation-delay: 5s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(79, 172, 254, 0.5) 0%, rgba(0, 242, 254, 0.2) 100%);
    top: 30%;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 10s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(30px, -30px) scale(1.1);
    }

    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-content {
    text-align: center;
    z-index: 1;
    padding: 2rem 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease-out;
}

.hero-title {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
    animation: fadeInUp 0.6s ease-out 0.6s both;
}

.btn-primary,
.btn-secondary {
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--accent-primary);
    background: var(--accent-primary);
    color: white;
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.8s both;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ====================================
   Features Section
   ==================================== */

.features-section {
    padding: 8rem 0;
    background: var(--bg-secondary);
}

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

.section-title {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    background: var(--gradient-1);
    color: white;
    margin-bottom: 1.5rem;
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card:nth-child(2) .feature-icon {
    background: var(--gradient-2);
}

.feature-card:nth-child(3) .feature-icon {
    background: var(--gradient-3);
}

.feature-card:nth-child(4) .feature-icon {
    background: var(--gradient-1);
}

.feature-card:nth-child(5) .feature-icon {
    background: var(--gradient-2);
}

.feature-card:nth-child(6) .feature-icon {
    background: var(--gradient-3);
}

.feature-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.feature-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s ease;
}

.feature-link:hover {
    gap: 1rem;
}

/* ====================================
   Contact Section
   ==================================== */

.contact-section {
    padding: 8rem 0;
    background: var(--bg-primary);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    position: sticky;
    top: 120px;
}

.contact-title {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.contact-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 3rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: var(--gradient-1);
    color: white;
    flex-shrink: 0;
}

.contact-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.contact-value {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.contact-form {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 1.75rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.form-input {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    padding: 1.125rem 2rem;
    background: var(--gradient-1);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

/* ====================================
   Footer
   ==================================== */

.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--accent-primary);
}

.footer-logo i {
    font-size: 1.75rem;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--gradient-1);
    border-color: transparent;
    color: white;
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color 0.3s ease, transform 0.3s ease;
}

.footer-column a:hover {
    color: var(--accent-primary);
    transform: translateX(5px);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ====================================
   Responsive Design
   ==================================== */

@media (max-width: 968px) {
    .nav-menu {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-info {
        position: static;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

    .hero-stats {
        gap: 2rem;
    }

    .stat-divider {
        display: none;
    }
}

@media (max-width: 640px) {
    .container-custom {
        padding: 0 1.25rem;
    }

    .hero-section {
        min-height: auto;
        padding: 120px 0 60px;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .contact-form {
        padding: 2rem 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .gradient-orb {
        filter: blur(60px);
    }

    .orb-1,
    .orb-2,
    .orb-3 {
        width: 300px;
        height: 300px;
    }
}