:root {
    --bg: #F4F9F9;
    --bg-dark: #061E22;
    --teal-dark: #0A5C6B;
    --teal-mid: #0E7C7B;
    --teal-accent: #0E9E8E;
    --neon: #00C9B1;
    --text: #1A3A3F;
    --muted: #5A8A8A;
    --surface: #ffffff;
    --surface-alt: #EAF5F5;
    
    --font-heading: 'DM Serif Display', serif;
    --font-body: 'DM Sans', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--teal-dark);
    line-height: 1.2;
}

p {
    color: var(--muted);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    cursor: pointer;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--teal-mid), var(--teal-dark));
    color: white;
    box-shadow: 0 4px 14px rgba(10, 92, 107, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(10, 92, 107, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Header Navigation */
.main-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.02);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.brand-logo svg {
    display: block;
    height: 48px;
    width: auto;
}

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

.main-nav a:not(.btn) {
    font-weight: 500;
    color: var(--teal-dark);
    position: relative;
}

.main-nav a:not(.btn)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--neon);
    transition: width 0.3s ease;
}

.main-nav a:not(.btn):hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 12rem 0 8rem;
    background: var(--bg-dark);
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.shape-1 {
    top: -10%;
    right: -5%;
    width: 600px;
    height: 600px;
    background: var(--teal-accent);
}

.shape-2 {
    bottom: -20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: var(--teal-dark);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
}

.hero-text-area {
    max-width: 600px;
}

.pill-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(0, 201, 177, 0.1);
    border: 1px solid rgba(0, 201, 177, 0.3);
    color: var(--neon);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.hero-title {
    color: white;
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

/* Mission Section */
.mission-section {
    padding: 8rem 0;
    background: var(--surface-alt);
}

.mission-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
}

.mission-text {
    flex: 1;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.mission-text.appear {
    opacity: 1;
    transform: translateY(0);
}

.mission-text h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.mission-text p {
    font-size: 1.2rem;
    color: var(--text);
}

.mission-graphic {
    flex: 1;
    display: flex;
    justify-content: center;
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

.mission-graphic.appear {
    opacity: 1;
    transform: translateX(0);
}

.graphic-circle {
    width: 300px;
    height: 300px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 40px rgba(10, 92, 107, 0.08);
    position: relative;
}

.graphic-circle::before {
    content: '';
    position: absolute;
    width: 340px;
    height: 340px;
    border: 1px dashed var(--teal-mid);
    border-radius: 50%;
    animation: spin 30s linear infinite;
}

@keyframes spin {
    100% { transform: rotate(360deg); }
}

/* Solutions Section */
.solutions-section {
    padding: 8rem 0;
    background: var(--bg);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.section-header.appear {
    opacity: 1;
    transform: translateY(0);
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: var(--surface);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    border: 1px solid rgba(0, 0, 0, 0.03);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    display: flex;
    flex-direction: column;
}

.solution-card.appear {
    opacity: 1;
    transform: translateY(0);
}

.solution-card:nth-child(1) { transition-delay: 0.1s; }
.solution-card:nth-child(2) { transition-delay: 0.2s; }
.solution-card:nth-child(3) { transition-delay: 0.3s; }
.solution-card:nth-child(4) { transition-delay: 0.4s; }

.solution-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(10, 92, 107, 0.08);
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--teal-accent), var(--neon));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.solution-icon {
    width: 64px;
    height: 64px;
    background: var(--surface-alt);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal-mid);
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.solution-card:hover .solution-icon {
    background: var(--teal-mid);
    color: white;
}

.solution-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.solution-card p {
    flex-grow: 1;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.learn-more {
    font-weight: 700;
    color: var(--teal-dark);
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    transition: color 0.3s ease;
}

a.solution-card:hover .learn-more {
    color: var(--neon);
}

/* Footer Section */
.main-footer {
    background: var(--bg-dark);
    padding: 6rem 0 2rem;
    color: white;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand h3 {
    color: white;
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
}

.footer-links {
    display: flex;
    gap: 4rem;
}

.link-column h4 {
    color: var(--neon);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-body);
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.link-column ul {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.link-column a {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}

.link-column a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.9rem;
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .mission-container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 2rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 2rem;
    }
}