/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
    padding: 24px 0;
    position: absolute;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero-section {
    padding: 170px 0 110px 0;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 60px;
    align-items: center;
}

/* ==========================================================================
   The chain
   --------------------------------------------------------------------------
   Steps alternate sides so the eye travels down the page in a zig-zag rather
   than a column. The connecting rule between steps is what makes it read as
   a sequence instead of three cards.
   ========================================================================== */
.chain-section {
    padding: 130px 0 120px 0;
}

.chain {
    margin-top: 90px;
}

.chain-step {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: center;
    position: relative;
    padding: 60px 0;
}

.chain-step--flip .chain-visual {
    order: 2;
}

/* The thread between one step and the next. */
.chain-step + .chain-step::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 60px;
    background: linear-gradient(180deg, transparent, var(--color-border));
}

.chain-visual,
.chain-text {
    display: flex;
    justify-content: center;
    flex-direction: column;
}

.chain-text {
    align-items: flex-start;
}

/* ==========================================================================
   Restraint
   ========================================================================== */
.restraint-section {
    padding: 110px 0 120px 0;
}

.restraint-inner {
    margin: 0 auto;
}

/* ==========================================================================
   Closing
   ========================================================================== */
.closing-section {
    padding: 120px 0 110px 0;
}

.closing-inner {
    display: grid;
    grid-template-columns: 1fr 0.85fr;
    gap: 80px;
    align-items: center;
}

/* ==========================================================================
   Early access
   ========================================================================== */
.early-access-section {
    padding: 20px 0 40px 0;
}

.early-access-section .container {
    margin: 0 auto;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    padding: 40px 0;
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

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

.footer-links a {
    margin-left: 24px;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--color-brand-primary);
}

/* ==========================================================================
   Narrow screens
   ========================================================================== */
@media (max-width: 968px) {
    .hero-section {
        padding: 140px 0 80px 0;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }

    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .chain-section { padding: 90px 0 80px 0; }
    .chain { margin-top: 60px; }

    .chain-step {
        grid-template-columns: 1fr;
        gap: 44px;
        padding: 44px 0;
        text-align: center;
    }

    /* Visual always leads on a single column, whichever side it took above. */
    .chain-step--flip .chain-visual {
        order: 0;
    }

    .chain-text {
        align-items: center;
        margin: 0 auto;
    }

    .closing-inner {
        grid-template-columns: 1fr;
        gap: 56px;
        text-align: center;
    }

    .closing-copy {
        margin: 0 auto;
    }

    .restraint-section { padding: 80px 0 90px 0; }
    .closing-section { padding: 90px 0 80px 0; }
}

@media (max-width: 768px) {
    .footer-bottom-flex {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .footer-links a {
        margin: 0 12px;
    }
}

@media (max-width: 1000px) {
    }

/* ==========================================================================
   What Lunelle is
   ========================================================================== */
.definition-section {
    padding: 10px 0 100px 0;
}

@media (max-width: 768px) {
    .definition-section { padding: 0 0 70px 0; }
}