:root {
    --primary-color: #018790;
    --secondary-color: #00B7B5;
    --dark-purple: #005461;
    --text-light: #FFFFFF;
    --gradient-start: #018790;
    --gradient-end: #005461;
    --text-dark: #1a1a1a;
    --text-muted: #666666;
    --bg-light: #f8f9fa;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: #FFFFFF;
}

/* Navbar */
.navbar-custom {
    background-color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--dark-purple) !important;
}

.navbar-nav .nav-link {
    color: #666;
    margin: 0 1rem;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.navbar-nav .nav-link.active {
    color: var(--primary-color);
}

.navbar-nav .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
}

.btn-login {
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-login:hover {
    background-color: #017179;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(1, 135, 144, 0.3);
}

/* Hero Section */
.hero-section {
    background: #FFFFFF;
    min-height: 90vh;
    position: relative;
    overflow: hidden;
    padding: 6rem 0 4rem;
    display: flex;
    align-items: center;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(1, 135, 144, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.badge-custom {
    display: inline-block;
    background: linear-gradient(135deg, rgba(1, 135, 144, 0.1) 0%, rgba(0, 183, 181, 0.1) 100%);
    color: var(--primary-color);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid rgba(1, 135, 144, 0.2);
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 2rem 0;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.hero-title .highlight {
    color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: var(--text-muted);
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.btn-primary-custom {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: #FFFFFF;
    padding: 1rem 2rem;
    border-radius: 12px;
    border: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(1, 135, 144, 0.15);
    text-decoration: none;
    display: inline-block;
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(1, 135, 144, 0.25);
    color: #FFFFFF;
}

.btn-outline-custom {
    background-color: transparent;
    color: var(--primary-color);
    padding: 1rem 2rem;
    border-radius: 12px;
    border: 2px solid var(--primary-color);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn-outline-custom:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.stat-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    padding: 2rem;
}

.visual-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.main-card {
    padding: 1.5rem;
    position: relative;
    z-index: 1;
}

.card-header-custom {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #f0f0f0;
}

.card-header-custom i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.card-header-custom span {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.1rem;
}

.metric-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.metric {
    background: linear-gradient(135deg, rgba(1, 135, 144, 0.05) 0%, rgba(0, 183, 181, 0.05) 100%);
    padding: 1rem;
    border-radius: 12px;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.metric-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.metric-trend {
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.metric-trend.up {
    color: #10b981;
}

.chart-placeholder {
    display: flex;
    align-items: flex-end;
    gap: 0.75rem;
    height: 120px;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 12px;
}

.chart-bar {
    flex: 1;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 6px 6px 0 0;
    transition: all 0.3s ease;
}

.chart-bar:hover {
    opacity: 0.8;
}

.floating-card-1,
.floating-card-2 {
    position: absolute;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: float 3s ease-in-out infinite;
    z-index: 2;
}

.floating-card-1 {
    top: 10%;
    right: 0;
    animation-delay: 0s;
}

.floating-card-2 {
    bottom: 15%;
    left: 0;
    animation-delay: 1.5s;
}

.floating-card-1 i,
.floating-card-2 i {
    font-size: 2rem;
    color: var(--primary-color);
}

.small-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.small-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Features Section */
.features-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(1, 135, 144, 0.1) 0%, rgba(0, 183, 181, 0.1) 100%);
    color: var(--primary-color);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.feature-box {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
    border: 2px solid transparent;
}

.feature-box:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 6px 20px rgba(1, 135, 144, 0.12);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.feature-box h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.feature-box p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

/* How It Works Section */
.how-it-works-section {
    padding: 5rem 0;
    background: white;
}

.step-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    position: relative;
    border: 2px solid #f0f0f0;
    transition: all 0.3s ease;
    height: 100%;
}

.step-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(1, 135, 144, 0.08);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: 2rem auto 1.5rem;
    background: linear-gradient(135deg, rgba(1, 135, 144, 0.1) 0%, rgba(0, 183, 181, 0.1) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary-color);
}

.step-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.step-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.cta-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(1, 135, 144, 0.2);
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.cta-text {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.btn-cta {
    background: white;
    color: var(--primary-color);
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 991px) {
    .hero-title {
        font-size: 2.8rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-visual {
        margin-top: 3rem;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 4rem 0 3rem;
        min-height: auto;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn-primary-custom,
    .btn-outline-custom {
        width: 100%;
        text-align: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .metric-row {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .cta-box {
        padding: 2rem;
        text-align: center;
    }

    .cta-title {
        font-size: 1.5rem;
    }

    .btn-cta {
        margin-top: 1.5rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .navbar-brand {
        font-size: 1.2rem;
    }

    .badge-custom {
        font-size: 0.8rem;
        padding: 0.4rem 1rem;
    }

    .floating-card-1,
    .floating-card-2 {
        display: none;
    }
}

/* Footer */
.footer-custom {
    background: linear-gradient(135deg, #005461 0%, #003840 100%);
    color: white;
    padding: 4rem 0 0;
}

.footer-brand h4 {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.25rem;
}

.footer-tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1rem;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0;
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--secondary-color);
    transform: translateX(5px);
}

.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.footer-contact i {
    color: var(--secondary-color);
    font-size: 1.1rem;
    margin-top: 0.2rem;
}

.footer-bottom {
    margin-top: 3rem;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-copyright,
.footer-made {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin: 0;
}

.footer-made i {
    font-size: 0.8rem;
    animation: heartbeat 1.5s ease-in-out infinite;
}

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

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

.hero-content > * {
    animation: fadeInUp 0.8s ease-out forwards;
}

.hero-content > *:nth-child(1) {
    animation-delay: 0.1s;
}

.hero-content > *:nth-child(2) {
    animation-delay: 0.2s;
}

.hero-content > *:nth-child(3) {
    animation-delay: 0.3s;
}

.hero-content > *:nth-child(4) {
    animation-delay: 0.4s;
}