:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #60a5fa;
    --secondary: #0f172a;
    --accent: #10b981;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --bg-light: #f8fafc;
    --white: #ffffff;
    --glass: rgba(255, 255, 255, 0.7);
    --shadow:
        0 20px 25px -5px rgba(0, 0, 0, 0.1),
        0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --card-border: rgba(0, 0, 0, 0.03);
    --footer-border: rgba(0, 0, 0, 0.05);
    --navbar-border: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #93c5fd;
    --secondary: #e2e8f0;
    --accent: #34d399;
    --text-main: #e2e8f0;
    --text-muted: #94a3b8;
    --bg-light: #0f172a;
    --white: #1e293b;
    --glass: rgba(15, 23, 42, 0.85);
    --shadow:
        0 20px 25px -5px rgba(0, 0, 0, 0.35),
        0 10px 10px -5px rgba(0, 0, 0, 0.2);
    --card-border: rgba(255, 255, 255, 0.06);
    --footer-border: rgba(255, 255, 255, 0.06);
    --navbar-border: rgba(255, 255, 255, 0.06);
}

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

body {
    font-family: "Outfit", sans-serif;
    color: var(--text-main);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    transition:
        background-color 0.4s ease,
        color 0.4s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navbar */
.navbar {
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--glass);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--navbar-border);
    transition:
        background 0.4s ease,
        border-color 0.4s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

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

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Theme Toggle */
.theme-toggle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid var(--card-border);
    background: var(--white);
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 2px solid var(--card-border);
    background: var(--white);
    color: var(--text-main);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.mobile-menu-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
}

[data-theme="dark"] .mobile-menu-toggle {
    background: #334155;
    border-color: rgba(148, 163, 184, 0.2);
}

.theme-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: rotate(20deg) scale(1.05);
    box-shadow: 0 0 20px rgba(37, 99, 235, 0.2);
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
    position: absolute;
    transition:
        transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1),
        opacity 0.3s ease;
}

.theme-toggle .icon-sun {
    transform: translateY(0) rotate(0);
    opacity: 1;
}

.theme-toggle .icon-moon {
    transform: translateY(40px) rotate(90deg);
    opacity: 0;
}

[data-theme="dark"] .theme-toggle .icon-sun {
    transform: translateY(-40px) rotate(-90deg);
    opacity: 0;
}

[data-theme="dark"] .theme-toggle .icon-moon {
    transform: translateY(0) rotate(0);
    opacity: 1;
}

[data-theme="dark"] .theme-toggle {
    background: #334155;
    border-color: rgba(148, 163, 184, 0.2);
    color: #fbbf24;
}

[data-theme="dark"] .theme-toggle:hover {
    border-color: #fbbf24;
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.2);
}

/* Buttons */
.btn {
    padding: 0.8rem 1.8rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--white);
}

.btn-white {
    background-color: var(--white);
    color: var(--primary);
}

.btn-lg {
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    padding-top: 160px;
    padding-bottom: 100px;
    background: radial-gradient(
        circle at top right,
        rgba(37, 99, 235, 0.05),
        transparent
    );
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-block;
    margin-bottom: 1.5rem;
}

h1 {
    font-size: 4rem;
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--secondary);
}

h1 span {
    background: linear-gradient(to right, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 4rem;
}

.stat strong {
    display: block;
    font-size: 2rem;
    color: var(--secondary);
}

.stat span {
    color: var(--text-muted);
    font-weight: 500;
}

/* Hero Image & Glass Cards */
.hero-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 24px;
    overflow: visible;
}

.image-wrapper img {
    width: 100%;
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.glass-card {
    position: absolute;
    background: var(--glass);
    backdrop-filter: blur(15px);
    padding: 1rem 1.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
    border: 1px solid var(--card-border);
    transition:
        background 0.4s ease,
        border-color 0.4s ease;
}

.card-1 {
    top: 20%;
    left: -10%;
}

.card-1 i {
    color: var(--accent);
}

.card-2 {
    bottom: 15%;
    right: -5%;
}

.card-2 i {
    color: var(--primary);
}

/* Features */
.features {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 3rem 2rem;
    border-radius: 24px;
    transition: all 0.4s ease;
    border: 1px solid var(--card-border);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.icon-box {
    width: 60px;
    height: 60px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-muted);
}

/* Recruitment Section */
.recruitment-section {
    padding: 100px 0;
}

.split-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.ranking-preview {
    background: var(--secondary);
    border-radius: 24px;
    padding: 2rem;
    color: var(--white);
    box-shadow: var(--shadow);
}

.preview-header {
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.preview-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 1rem;
    border-radius: 12px;
}

.rank {
    width: 32px;
    height: 32px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.preview-item .name {
    flex-grow: 1;
}

.preview-item small {
    display: block;
    color: var(--primary-light);
}

.preview-item .action {
    background: var(--accent);
    padding: 0.3rem 0.8rem;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
}

.action.disabled {
    background: rgba(255, 255, 255, 0.2);
}

.check-list {
    list-style: none;
    margin: 2rem 0;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.check-list i {
    color: var(--accent);
    font-size: 1.2rem;
}

/* Payroll & Automation Section */
.payroll-automation-section {
    padding: 100px 0;
    background: linear-gradient(
        135deg,
        rgba(37, 99, 235, 0.05) 0%,
        rgba(16, 185, 129, 0.05) 100%
    );
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .payroll-automation-section {
    background: linear-gradient(
        135deg,
        rgba(59, 130, 246, 0.08) 0%,
        rgba(52, 211, 153, 0.08) 100%
    );
}

.payroll-automation-section .section-header {
    margin-bottom: 4rem;
}

/* Payroll Features Grid */
.payroll-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 5rem;
}

.payroll-feature-group {
    background: var(--white);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.payroll-feature-group:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary-light);
}

.payroll-feature-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.payroll-feature-header i {
    font-size: 2rem;
    color: var(--primary);
    background: linear-gradient(
        135deg,
        rgba(37, 99, 235, 0.1),
        rgba(16, 185, 129, 0.1)
    );
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.payroll-feature-header h3 {
    font-size: 1.3rem;
    color: var(--text-main);
    margin: 0;
}

/* Payroll List */
.payroll-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.payroll-list li {
    display: flex;
    gap: 1.2rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.payroll-list li:last-child {
    margin-bottom: 0;
}

.payroll-list i {
    color: var(--accent);
    font-size: 1.3rem;
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.payroll-list div {
    flex: 1;
}

.payroll-list strong {
    display: block;
    color: var(--text-main);
    margin-bottom: 0.3rem;
    font-weight: 600;
}

.payroll-list span {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Payroll Stats Section */
.payroll-stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    margin-top: 5rem;
    padding: 3rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.payroll-stats-section::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(
        circle,
        rgba(255, 255, 255, 0.1) 0%,
        transparent 70%
    );
    border-radius: 50%;
}

.payroll-stat-card {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 2rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    opacity: 0.95;
}

.stat-description {
    font-size: 0.9rem;
    opacity: 0.8;
    line-height: 1.4;
}

/* Responsive Design */
@media (max-width: 768px) {
    .payroll-automation-section {
        padding: 60px 0;
    }

    .payroll-features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .payroll-stats-section {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        padding: 2rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .payroll-feature-group {
        padding: 1.8rem;
    }
}

/* CTA */
.cta-section {
    padding-bottom: 100px;
}

.cta-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    padding: 5rem;
    border-radius: 32px;
    text-align: center;
    color: white;
}

.cta-card h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.cta-card p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

/* Footer */
.footer {
    background: var(--bg-light);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    margin-top: 1.5rem;
    color: var(--text-muted);
}

.footer-links h4 {
    margin-bottom: 1.5rem;
    font-weight: 700;
}

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

.footer-links li {
    margin-bottom: 0.8rem;
}

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

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--footer-border);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Smooth transitions for theme-aware elements */
.navbar,
.feature-card,
.glass-card,
.ranking-preview,
.cta-card,
.footer,
.footer-bottom,
.badge,
.icon-box {
    transition:
        background 0.4s ease,
        color 0.4s ease,
        border-color 0.4s ease,
        box-shadow 0.4s ease;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--white);
    padding: 2rem;
    border-bottom: 1px solid var(--navbar-border);
    box-shadow: var(--shadow);
    z-index: 999;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.mobile-menu .nav-links {
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.mobile-menu .nav-links a {
    font-size: 1.2rem;
    padding: 0.5rem 0;
    display: block;
}

.mobile-menu .nav-cta {
    flex-direction: column;
    gap: 1rem;
}

.mobile-menu .nav-cta .btn {
    width: 100%;
    justify-content: center;
}

[data-theme="dark"] .mobile-menu {
    background: #1e293b;
}

@media (max-width: 992px) {
    .hero-grid,
    .split-section {
        grid-template-columns: 1fr;
    }
    h1 {
        font-size: 3rem;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .nav-cta {
        gap: 0.5rem;
    }
}

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

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

    .hero-grid {
        gap: 2rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    .hero-stats {
        gap: 2rem;
    }

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

    .cta-card {
        padding: 3rem 2rem;
    }

    .cta-card h2 {
        font-size: 2rem;
    }
}