/* ==============================================
   Covo Multipliers — styles.css
   Static homepage for GitHub Pages
   No frameworks. No dependencies.
   ============================================== */


/* -----------------------------------------------
   1. RESET & BASE
----------------------------------------------- */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                 Helvetica, Arial, sans-serif;
    background: #ffffff;
    color: #1a1a1a;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}


/* -----------------------------------------------
   2. HERO SECTION
----------------------------------------------- */

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5rem 2rem 3.5rem;
    background: #ffffff;
    text-align: center;
}


/* -----------------------------------------------
   3. LOGO / WORDMARK
----------------------------------------------- */

.logo-area {
    margin-bottom: 2.75rem;
}

/* Thin accent bar above the wordmark */
.logo-accent {
    display: block;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #1b4d3e, #dcb55a);
    border-radius: 2px;
    margin: 0 auto 1.25rem;
}

.logo-wordmark {
    font-size: clamp(2.2rem, 6vw, 3.75rem);
    font-weight: 900;
    color: #10281f;
    letter-spacing: -0.025em;
    line-height: 1.1;
    margin-bottom: 0.6rem;
}

.logo-tagline {
    font-size: 0.95rem;
    font-weight: 500;
    color: #5a6b65;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.logo-positioning {
    font-size: 1rem;
    color: #3a4f47;
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.6;
}


/* -----------------------------------------------
   4. HERO NAV PILLS
----------------------------------------------- */

.hero-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    justify-content: center;
}

.btn-pill {
    display: inline-block;
    padding: 0.65rem 1.6rem;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    letter-spacing: 0.01em;
    color: #1b4d3e;
    background: transparent;
    border: 2px solid #1b4d3e;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    white-space: nowrap;
}

.btn-pill:hover {
    background: #1b4d3e;
    color: #ffffff;
    border-color: #1b4d3e;
}

/* Subtle active/focus state for accessibility */
.btn-pill:focus-visible {
    outline: 3px solid #dcb55a;
    outline-offset: 3px;
}


/* -----------------------------------------------
   5. WORKPLACE IMAGE BANNER
----------------------------------------------- */

.workplace-banner {
    position: relative;
    width: 100%;
    min-height: 520px;
    background-image: url('image/covoworkplace.webp');
    background-size: cover;
    background-position: center 25%;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}

.workplace-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(16, 40, 31, 0.08) 0%,
        rgba(16, 40, 31, 0.52) 48%,
        rgba(16, 40, 31, 0.82) 100%
    );
    z-index: 1;
}

.workplace-content {
    position: relative;
    z-index: 2;
    max-width: 640px;
    padding: 3rem 3.5rem;
}

.workplace-trust {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.82);
    margin: 0 0 0.875rem;
    line-height: 1.65;
}

.workplace-stakes {
    font-size: 1.6rem;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.3;
    margin: 0;
    letter-spacing: -0.01em;
}


/* -----------------------------------------------
   6. LABS SECTION
   Preserved closely from the original design.
----------------------------------------------- */

.labs-section {
    padding: 4rem 2rem;
    background: linear-gradient(135deg,
        #10281f 0%,
        #1b4d3e 28%,
        #2c6b5d 56%,
        #9f7a2f 82%,
        #dcb55a 100%
    );
    position: relative;
    overflow: hidden;
}

/* Subtle texture overlay */
.labs-section::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.12;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,0.12) 0.7px, transparent 0.8px),
        radial-gradient(circle at 80% 30%, rgba(0,0,0,0.10) 0.7px, transparent 0.8px),
        radial-gradient(circle at 40% 70%, rgba(255,255,255,0.08) 0.6px, transparent 0.7px),
        radial-gradient(circle at 70% 80%, rgba(0,0,0,0.08) 0.6px, transparent 0.7px);
    background-size: 120px 120px, 140px 140px, 100px 100px, 160px 160px;
    mix-blend-mode: soft-light;
}

.labs-container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.labs-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: 0.75rem;
    color: #ffffff;
}

.labs-tagline {
    font-size: 1.1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

.labs-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
}

.lab-item {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.lab-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 45px rgba(16, 40, 31, 0.22);
}

.lab-item a {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
}

.lab-datetime {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #245c4a;
    margin-bottom: 0.9rem;
}

.lab-title {
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.3;
    color: #1a1a1a;
    margin-bottom: 0.9rem;
}

.lab-description {
    font-size: 1rem;
    line-height: 1.6;
    color: #333333;
    margin: 0;
}


/* -----------------------------------------------
   7. FOOTER
----------------------------------------------- */

.site-footer {
    background: #10281f;
    color: rgba(255, 255, 255, 0.75);
    padding: 3rem 2rem;
}

.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-wordmark {
    display: block;
    font-size: 1.1rem;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -0.01em;
    margin-bottom: 0.5rem;
}

.footer-desc {
    font-size: 0.875rem;
    line-height: 1.6;
    max-width: 340px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    text-align: right;
}

.footer-nav a {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-nav a:hover {
    color: #dcb55a;
}


/* -----------------------------------------------
   9. SOCIAL PROOF IMAGE
----------------------------------------------- */

/* Homepage: below positioning sentence */
.hero-social-proof {
    padding-top: 1.5rem;
    text-align: center;
}

.hero-social-proof img {
    max-width: 165px;
    width: 100%;
    margin: 0 auto;
    display: block;
    border-radius: 8px;
}

/* Lab pages: below registration form */
.form-social-proof {
    padding-top: 1.25rem;
    text-align: center;
}

.form-social-proof img {
    max-width: 165px;
    width: 100%;
    margin: 0 auto 0.6rem;
    display: block;
    border-radius: 8px;
}

.form-social-proof p {
    font-size: 0.8rem;
    font-weight: 600;
    color: #5a6b65;
    letter-spacing: 0.02em;
}


/* -----------------------------------------------
   10. TESTIMONIALS
----------------------------------------------- */

.testimonials-section {
    background: #f8faf9;
    padding: 4rem 2rem;
}

.testimonials-container {
    max-width: 900px;
    margin: 0 auto;
}

.testimonials-title {
    font-size: clamp(1.4rem, 2.5vw, 1.75rem);
    font-weight: 800;
    color: #10281f;
    text-align: center;
    letter-spacing: -0.01em;
    margin-bottom: 2.5rem;
}

.testimonials-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
}

.testimonial-card {
    background: #ffffff;
    border: 1px solid #e2eae6;
    border-radius: 16px;
    padding: 1.75rem 2rem;
    box-shadow: 0 2px 12px rgba(16, 40, 31, 0.06);
}

.testimonial-quote {
    font-size: 1rem;
    line-height: 1.7;
    color: #2a2a2a;
    font-style: italic;
    margin-bottom: 1.25rem;
}

.testimonial-attribution {
    font-size: 0.825rem;
    font-weight: 700;
    color: #1b4d3e;
    letter-spacing: 0.02em;
}


/* -----------------------------------------------
   11. RESPONSIVE (was 8)
----------------------------------------------- */

/* Stack lab cards on tablet and below */
@media (max-width: 900px) {
    .labs-list {
        grid-template-columns: 1fr;
    }
}

/* Tighten hero and image banner on small screens */
@media (max-width: 480px) {
    .hero {
        padding: 3.5rem 1.5rem 2.5rem;
    }

    .btn-pill {
        padding: 0.6rem 1.3rem;
        font-size: 0.875rem;
    }

    .workplace-banner {
        min-height: 380px;
        background-position: center 20%;
    }

    .workplace-content {
        padding: 2rem 1.5rem;
    }

    .workplace-trust {
        font-size: 0.95rem;
    }

    .workplace-stakes {
        font-size: 1.25rem;
    }

    .labs-section {
        padding: 3rem 1.25rem;
    }
}

/* Stack footer on mobile */
@media (max-width: 600px) {
    .footer-inner {
        flex-direction: column;
    }

    .footer-nav {
        text-align: left;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.75rem 1.5rem;
    }
}