/* Home page sections (index.html): how it works, what you get, the adaptive
   program, questions, and the closing call to action. Built on main.css. */

.home-hero-buttons { margin-bottom: 0.75rem; flex-wrap: wrap; }
.home-microcopy { color: #a1a1aa; font-size: 0.95rem; margin: 0; }

/* The example set: a real analyzed squat (js/hero-clip.js) */
.home-demo { margin: 0; flex-direction: column; gap: 10px; }
.home-demo-video {
    width: 100%;
    max-width: 400px;
    height: auto;
    aspect-ratio: 3 / 4;
    display: block;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: #111;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.55);
}
.home-demo figcaption { color: #8b8b93; font-size: 0.85rem; text-align: center; }

/* Sections */
.home-section { padding: 5rem 0; background: #0a0a0a; }
.home-section-alt { background: linear-gradient(135deg, #0f0f0f 0%, #151515 100%); }
.home-header { text-align: center; margin-bottom: 2.5rem; }
.home-header h2 { font-size: 2.25rem; font-weight: 700; color: #ffffff; margin-bottom: 0.5rem; }
.home-narrow { max-width: 760px; }
.home-tag {
    display: inline-block;
    margin-bottom: 0.75rem;
    padding: 4px 12px;
    border-radius: 999px;
    border: 1px solid rgba(220, 38, 38, 0.5);
    color: #f87171;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}
.home-lead { color: #c4c4cc; font-size: 1.1rem; margin-bottom: 1.25rem; }
.home-cta-row { display: flex; justify-content: center; margin-top: 2.25rem; }

/* How it works */
.how-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}
.how-step {
    position: relative;
    padding: 1.75rem 1.5rem;
    border-radius: 14px;
    border: 1px solid rgba(220, 38, 38, 0.25);
    background: linear-gradient(160deg, #161616, #0d0d0d);
}
.how-step svg { color: #dc2626; margin-bottom: 0.75rem; }
.how-step h3 { color: #ffffff; font-size: 1.2rem; margin-bottom: 0.35rem; }
.how-step p { color: #a1a1aa; margin: 0; }
.how-num {
    position: absolute;
    top: 1.1rem;
    right: 1.25rem;
    color: rgba(255, 255, 255, 0.18);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

/* What you get */
.result-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}
.result-card {
    padding: 1.5rem;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: #121212;
}
.result-card h3 { color: #ffffff; font-size: 1.15rem; margin-bottom: 0.4rem; }
.result-card p { color: #a1a1aa; margin: 0; }

/* Adaptive program */
.home-checks { list-style: none; margin: 0 0 1.25rem; padding: 0; display: grid; gap: 0.6rem; }
.home-checks li {
    position: relative;
    padding: 0.85rem 1rem 0.85rem 2.75rem;
    border-radius: 10px;
    background: #121212;
    border: 1px solid rgba(255, 255, 255, 0.07);
    color: #e0e0e0;
}
.home-checks li::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 50%;
    width: 14px;
    height: 8px;
    margin-top: -6px;
    border-left: 2.5px solid #dc2626;
    border-bottom: 2.5px solid #dc2626;
    transform: rotate(-45deg);
}

/* Questions */
.qa-list { display: grid; gap: 0.6rem; }
.qa-item {
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: #121212;
}
.qa-item summary {
    cursor: pointer;
    list-style: none;
    padding: 1rem 2.75rem 1rem 1.1rem;
    position: relative;
    color: #ffffff;
    font-weight: 600;
    min-height: 44px;
}
.qa-item summary::-webkit-details-marker { display: none; }
.qa-item summary::after {
    content: '';
    position: absolute;
    right: 1.2rem;
    top: 50%;
    width: 8px;
    height: 8px;
    margin-top: -6px;
    border-right: 2px solid #a1a1aa;
    border-bottom: 2px solid #a1a1aa;
    transform: rotate(45deg);
    transition: transform 0.2s ease;
}
.qa-item[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.qa-item summary:focus-visible { outline: 2px solid #dc2626; outline-offset: 2px; border-radius: 10px; }
.qa-item p { color: #b8b8c0; margin: 0; padding: 0 1.1rem 1.1rem; }
.qa-item a { color: #f87171; }

/* Roadmap, kept short */
.home-roadmap { padding: 4.5rem 0; }
.home-roadmap .roadmap-phase h3 { margin-top: 0.5rem; }

/* Closing call to action */
.home-final { text-align: center; padding: 4.5rem 0 5rem; }
.home-final h2 { color: #ffffff; font-size: 2.25rem; margin-bottom: 0.5rem; }

@media (max-width: 900px) {
    .how-steps, .result-grid { grid-template-columns: 1fr; }
    .home-section { padding: 3.5rem 0; }
    .home-header h2, .home-final h2 { font-size: 1.75rem; }
}

@media (max-width: 768px) {
    /* The example set stays hidden on phones (main.css hides .hero-image there):
       a lighter page and less on a small screen. */
    .home-hero { min-height: auto; padding: 2.5rem 0 3rem; }
    .home-hero-buttons .btn { width: 100%; text-align: center; }
}