@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Brand Colors */
    --color-primary: #1a365d; /* Deep Navy - Credibility */
    --color-secondary: #2d3748; /* Cool Gray - Stability */
    --color-title: #235a8d;
    --color-accent: #3182ce; /* Clinical Blue - Action */
    --color-accent-warm: #f59e0b;
    --color-accent-mint: #14b8a6;
    --color-accent-rose: #f97316;
    --color-text: #1a202c;
    --color-text-muted: #4a5568;
    --color-bg: #ffffff;
    --color-bg-alt: #f7fafc;
    --color-border: #e2e8f0;

    /* Typography Scale */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3.5rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3.5rem;
    --space-16: 4rem;
    --space-20: 6rem;
    --space-24: 8rem;

    /* Layout */
    --container-width: 1100px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.7; /* Increased for readability */
    color: var(--color-text);
    background:
        radial-gradient(circle at top left, rgba(49, 130, 206, 0.08), transparent 28%),
        radial-gradient(circle at top right, rgba(20, 184, 166, 0.08), transparent 26%),
        var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-primary);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

p {
    margin-bottom: var(--space-4);
    color: var(--color-text-muted);
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--space-8);
}

section {
    padding: var(--space-24) 0;
}

/* Hero Section */
#hero {
    background:
        radial-gradient(circle at 12% 18%, rgba(49, 130, 206, 0.18), transparent 24%),
        radial-gradient(circle at 88% 22%, rgba(20, 184, 166, 0.18), transparent 24%),
        linear-gradient(180deg, #f8fbff 0%, #eef6fb 100%);
    padding: var(--space-24) 0;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
    min-height: 60vh;
    display: flex;
    align-items: center;
}

#hero h1 {
    font-size: clamp(2.25rem, 4.1vw, 3.55rem);
    margin: var(--space-6) 0 var(--space-4);
    max-width: none;
    margin-left: auto;
    margin-right: auto;
    white-space: nowrap;
}

.hero-initial {
    font-size: 1.22em;
    font-weight: 700;
    letter-spacing: -0.06em;
    display: inline-block;
    margin-right: 0.03em;
    color: var(--color-title);
}

#problem {
    padding-top: var(--space-16);
    padding-bottom: var(--space-12);
}

#solution {
    padding-top: var(--space-12);
}

/* Section Header Styles */
.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-4);
    text-align: center;
}

.section-title::after {
    content: "";
    display: block;
    width: 72px;
    height: 4px;
    margin: var(--space-4) auto 0;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-mint));
}

.section-subtitle {
    font-size: var(--font-size-xl);
    text-align: center;
    max-width: 750px;
    margin: 0 auto var(--space-16);
    line-height: 1.5;
}

/* Evidence Grid */
.evidence-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-8);
    align-items: stretch;
}

.evidence-card {
    background: rgba(255, 255, 255, 0.9);
    padding: var(--space-8);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.evidence-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 5px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-mint));
}

.evidence-card:nth-child(2)::before {
    background: linear-gradient(90deg, var(--color-accent-mint), var(--color-accent-warm));
}

.evidence-card:nth-child(3)::before {
    background: linear-gradient(90deg, var(--color-accent-rose), var(--color-accent));
}

.evidence-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 34px rgba(26, 54, 93, 0.08);
}

.evidence-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-6);
}

.evidence-card h3 {
    margin-bottom: var(--space-4);
    font-size: var(--font-size-2xl);
}

.evidence-card cite {
    display: block;
    margin-top: var(--space-6);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    font-style: normal;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
}

/* Outcome Section */
#solution {
    text-align: center;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.35), rgba(255, 255, 255, 0.95)),
        linear-gradient(135deg, rgba(49, 130, 206, 0.08), rgba(20, 184, 166, 0.06));
    padding-top: var(--space-16);
}

#solution .section-subtitle {
    max-width: none;
    white-space: nowrap;
    margin-bottom: var(--space-12);
}

#solution .value-prop {
    display: inline-flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: 0;
}

#solution .value-prop p {
    font-size: clamp(1.8rem, 4vw, 3.2rem);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.1;
    margin-bottom: 0;
    padding: var(--space-2) var(--space-4);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 10px 24px rgba(26, 54, 93, 0.06);
}

#solution .value-prop p:last-child {
    color: var(--color-accent);
}

/* Team Section */
#team {
    background:
        radial-gradient(circle at top center, rgba(249, 115, 22, 0.08), transparent 18%),
        var(--color-bg-alt);
    padding: var(--space-16) 0;
}

.team-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-12);
}

.team-card {
    text-align: center;
    padding: var(--space-6);
    width: min(100%, 300px);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.9);
    box-shadow: 0 18px 36px rgba(26, 54, 93, 0.06);
}

.photo-placeholder {
    width: 180px;
    height: 180px;
    background-color: #cbd5e0;
    border-radius: 50%;
    margin: 0 auto var(--space-8);
    background-image: linear-gradient(135deg, #e0f2fe, #bfdbfe 45%, #c4b5fd);
}

.team-photo {
    width: 180px;
    height: 180px;
    max-width: 180px;
    max-height: 180px;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 50%;
    display: block;
    margin: 0 auto var(--space-8);
    overflow: hidden;
    border: 4px solid rgba(255, 255, 255, 0.95);
    box-shadow: 0 14px 30px rgba(26, 54, 93, 0.12);
}

.team-card h3 {
    margin-bottom: var(--space-2);
    font-size: var(--font-size-2xl);
}

.team-card .role {
    font-weight: 600;
    color: var(--color-accent);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-6);
}

.team-card .bio {
    font-size: var(--font-size-base);
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
    color: var(--color-text-muted);
}

/* Contact Section */
#contact {
    text-align: center;
    background-color: var(--color-primary);
    color: white;
    padding: var(--space-12) 0;
}

#contact h2 {
    color: white;
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-4);
}

#contact p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-8);
    font-size: var(--font-size-lg);
}

/* Footer */
footer {
    padding: var(--space-6) 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
    font-size: var(--font-size-sm);
}

/* Common Components */
.badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-mint));
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 4px; /* More clinical look than pill */
    margin-bottom: var(--space-6);
}

.status-tag {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-style: italic;
    font-weight: 500;
}

.cta-button {
    display: inline-block;
    padding: var(--space-4) var(--space-8);
    background: linear-gradient(90deg, #ffffff, #e6f4ff);
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 700;
    border-radius: 4px;
    transition: all 0.2s ease;
    font-size: var(--font-size-lg);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}

.cta-button:hover {
    transform: translateY(-2px) scale(1.01);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    :root {
        --font-size-5xl: 3rem;
        --font-size-4xl: 2rem;
    }
    
    section {
        padding: var(--space-16) 0;
    }

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

@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
    }

    #hero h1 {
        font-size: var(--font-size-4xl);
        white-space: normal;
    }

    #solution .value-prop {
        font-size: var(--font-size-3xl);
    }

    #solution .section-subtitle {
        white-space: normal;
    }

    .evidence-grid, .team-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .container {
        padding: 0 var(--space-6);
    }
}