/* My Signal Well — Aligned with Vela palette */
/* Primary: #6366f1 (indigo), Accent: #10b981 (emerald), Dark: #111827, Light: #f9fafb */

:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --accent: #10b981;
    --accent-light: #34d399;
    --dark: #111827;
    --dark-mid: #1f2937;
    --gray-700: #374151;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --white: #ffffff;
    --bg: #f9fafb;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.7;
    font-size: 16px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3 { line-height: 1.3; }

h1 { font-size: 3rem; font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: 2rem; font-weight: 700; margin-bottom: 1.5rem; }
h3 { font-size: 1.25rem; font-weight: 600; margin-bottom: 0.5rem; }

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}
.btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-1px);
}

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

/* Nav */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.nav-icon {
    height: 72px;
    width: 72px;
    object-fit: contain;
}
.nav-wordmark {
    font-size: 1.6rem;
    font-weight: 400;
    color: var(--dark);
    letter-spacing: -0.01em;
}
.nav-wordmark strong {
    font-weight: 700;
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--gray-700);
    font-weight: 500;
    font-size: 0.95rem;
}
.nav-links a:hover { color: var(--primary); }

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
}

/* Hero */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-mid) 100%);
    color: var(--white);
    text-align: center;
}

.hero h1 {
    max-width: 800px;
    margin: 0 auto 24px;
}

.hero-sub {
    max-width: 640px;
    margin: 0 auto 40px;
    font-size: 1.15rem;
    color: var(--gray-400);
    line-height: 1.8;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    transition: transform 0.2s, box-shadow 0.2s;
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--white);
}

.feature-card h3 { color: var(--dark); }
.feature-card p { color: var(--gray-500); font-size: 0.95rem; line-height: 1.7; }

/* About */
.about {
    padding: 100px 0;
}

.about-text {
    max-width: 720px;
}
.about-text p {
    color: var(--gray-700);
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
}

/* Principles */
.principles {
    padding: 100px 0;
    background: var(--dark);
    color: var(--white);
}

.principles h2 { color: var(--white); }

.principles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px 48px;
    margin-top: 40px;
}

.principle h3 {
    color: var(--accent-light);
    margin-bottom: 8px;
}

.principle p {
    color: var(--gray-400);
    font-size: 0.95rem;
}

/* Direction */
.direction {
    padding: 100px 0;
    text-align: center;
}

.direction p {
    max-width: 640px;
    margin: 0 auto 32px;
    color: var(--gray-700);
    font-size: 1.05rem;
}

.direction-items {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}

.direction-tag {
    padding: 10px 20px;
    background: var(--gray-100);
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-700);
    border: 1px solid var(--gray-200);
}

.direction-coda {
    font-weight: 600;
    color: var(--primary) !important;
    font-size: 1.1rem !important;
}

/* Team */
.team {
    padding: 100px 0;
    background: var(--bg);
}

.team h2 { text-align: center; }

.team-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
    margin-top: 48px;
}

.team-member {
    background: var(--white);
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    padding: 40px;
}

.team-photo {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 24px;
}

.team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 20%;
}

.team-member h3 {
    text-align: center;
    font-size: 1.35rem;
    margin-bottom: 4px;
}

.team-title {
    display: block;
    text-align: center;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.team-member p {
    color: var(--gray-700);
    font-size: 0.92rem;
    margin-bottom: 12px;
    line-height: 1.7;
}

.team-edu {
    color: var(--gray-500) !important;
    font-size: 0.85rem !important;
    font-style: italic;
    border-top: 1px solid var(--gray-200);
    padding-top: 12px;
    margin-top: 16px !important;
}

/* Contact */
.contact {
    padding: 100px 0;
    text-align: center;
}

.contact p {
    max-width: 560px;
    margin: 0 auto 32px;
    color: var(--gray-700);
}

.contact-info {
    margin-top: 24px;
}

.contact-location {
    margin-top: 16px;
    color: var(--gray-500);
    font-size: 0.95rem;
}

/* Footer */
.footer {
    padding: 32px 0;
    background: var(--dark);
    color: var(--gray-500);
    font-size: 0.85rem;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    color: var(--white);
    font-weight: 600;
}
.footer-logo img {
    height: 28px;
    width: auto;
    vertical-align: middle;
    margin-right: 8px;
}

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }

    .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--gray-200);
    }
    .nav-links.active { display: flex; }
    .nav-toggle { display: flex; }

    .hero { padding: 120px 0 80px; }
    .hero-sub { font-size: 1rem; }

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

    .footer-inner {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.75rem; }
    .container { padding: 0 16px; }
    .team-member { padding: 24px; }
    .feature-card { padding: 28px 24px; }
}