/* ============================================
   MURDER PARTY — Landing page
   ============================================ */

/* ── Layout ──────────────────────────────────────────── */
.lp-body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    min-height: 100dvh;
    overflow-x: hidden;
}

/* ── Grain overlay ───────────────────────────────────── */
.lp-grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9998;
    opacity: 0.022;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23n)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 200px;
}

/* ── Nav bar ─────────────────────────────────────────── */
.lp-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    height: 62px;
    background: rgba(7,7,15,0.72);
    backdrop-filter: blur(18px) saturate(1.4);
    -webkit-backdrop-filter: blur(18px) saturate(1.4);
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.lp-nav-logo {
    font-family: var(--font-display);
    font-size: 1.15rem;
    letter-spacing: 0.06em;
    color: var(--text);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.lp-nav-logo svg { flex-shrink: 0; }

.lp-nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.lp-btn-ghost {
    padding: 0.45rem 1rem;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--text-dim);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 8px;
    text-decoration: none;
    transition: color 0.18s, border-color 0.18s;
    cursor: pointer;
    font-family: var(--font-body);
}
.lp-btn-ghost:hover {
    color: var(--text);
    border-color: rgba(255,255,255,0.18);
    text-decoration: none;
}

.lp-btn-primary {
    padding: 0.5rem 1.15rem;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: #fff;
    background: var(--accent);
    border: none;
    border-radius: 8px;
    text-decoration: none;
    transition: opacity 0.18s, transform 0.18s;
    cursor: pointer;
    font-family: var(--font-body);
    box-shadow: 0 2px 12px rgba(192,57,43,.4);
}
.lp-btn-primary:hover {
    opacity: 0.88;
    text-decoration: none;
    transform: translateY(-1px);
}
.lp-btn-primary:active { transform: translateY(0); }

/* ── Hero ────────────────────────────────────────────── */
.lp-hero {
    position: relative;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 5rem 1.5rem 4rem;
    overflow: hidden;
}

.lp-hero::before {
    content: '';
    position: absolute;
    top: -10%;
    left: 50%;
    transform: translateX(-50%);
    width: min(900px, 150vw);
    height: min(700px, 120vw);
    background: radial-gradient(ellipse at center, rgba(192,57,43,.15) 0%, transparent 62%);
    pointer-events: none;
}

.lp-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 79px,
        rgba(255,255,255,0.012) 80px
    );
    pointer-events: none;
}

.lp-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.9rem;
    background: rgba(192,57,43,0.1);
    border: 1px solid rgba(192,57,43,0.25);
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #e87068;
    margin-bottom: 2rem;
    animation: lp-fade-down 0.6s ease-out both;
    position: relative;
    z-index: 1;
}

.lp-hero-dot {
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: lp-dot-blink 2s ease-in-out infinite;
    box-shadow: 0 0 6px var(--accent);
}

.lp-hero-title {
    position: relative;
    z-index: 1;
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 7.5rem);
    font-weight: 400;
    letter-spacing: 0.04em;
    line-height: 0.95;
    color: var(--text);
    text-shadow: 0 4px 40px rgba(0,0,0,.9);
    animation: lp-fade-up 0.7s ease-out 0.1s both;
}

.lp-hero-title span {
    color: var(--accent);
    display: block;
    font-size: 0.68em;
    letter-spacing: 0.14em;
    text-shadow: 0 0 40px rgba(192,57,43,.5), 0 4px 20px rgba(0,0,0,.8);
}

.lp-hero-tagline {
    position: relative;
    z-index: 1;
    margin-top: 1.75rem;
    max-width: 520px;
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-dim);
    line-height: 1.65;
    animation: lp-fade-up 0.7s ease-out 0.22s both;
}

.lp-hero-cta {
    position: relative;
    z-index: 1;
    margin-top: 2.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    animation: lp-fade-up 0.7s ease-out 0.34s both;
}

.lp-cta-main {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: #fff;
    background: var(--accent);
    border-radius: var(--r-md);
    text-decoration: none;
    box-shadow: 0 4px 24px rgba(192,57,43,.45), 0 1px 0 rgba(255,255,255,0.08) inset;
    transition: all 0.2s var(--ease-spring);
}
.lp-cta-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(192,57,43,.55);
    text-decoration: none;
    color: #fff;
}

.lp-cta-second {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.85rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dim);
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    text-decoration: none;
    transition: all 0.2s;
}
.lp-cta-second:hover {
    color: var(--text);
    border-color: rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.07);
    text-decoration: none;
}

/* Scroll indicator */
.lp-scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: lp-fade-up 1s ease-out 0.8s both;
    z-index: 1;
}
.lp-scroll-hint svg {
    animation: lp-bounce 2s ease-in-out infinite;
}

/* ── How it works ────────────────────────────────────── */
.lp-section {
    padding: 5rem 1.5rem;
    max-width: 1060px;
    margin: 0 auto;
}

.lp-section-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
}
.lp-section-label::before {
    content: '';
    display: block;
    width: 24px; height: 1px;
    background: var(--accent);
    opacity: 0.6;
}

.lp-section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 5vw, 3.2rem);
    font-weight: 400;
    letter-spacing: 0.02em;
    line-height: 1.15;
    color: var(--text);
    max-width: 560px;
    margin-bottom: 3.5rem;
}

/* Étapes */
.lp-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.lp-step {
    position: relative;
    padding: 1.75rem 1.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
    overflow: hidden;
}
.lp-step::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--accent-dim), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}
.lp-step:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0,0,0,.5);
    border-color: rgba(255,255,255,0.1);
}
.lp-step:hover::before { opacity: 1; }

.lp-step-num {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 400;
    color: rgba(192,57,43,0.12);
    line-height: 1;
    position: absolute;
    top: 0.75rem; right: 1rem;
    letter-spacing: 0;
    pointer-events: none;
}

.lp-step-icon {
    width: 44px; height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-soft);
    border: 1px solid rgba(192,57,43,.2);
    border-radius: 12px;
    margin-bottom: 1rem;
    flex-shrink: 0;
}

.lp-step-title {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.lp-step-desc {
    font-size: 0.875rem;
    color: var(--text-dim);
    line-height: 1.6;
    font-family: var(--font-serif);
    font-style: italic;
}

/* ── Features ────────────────────────────────────────── */
.lp-features {
    padding: 0 1.5rem 5rem;
    max-width: 1060px;
    margin: 0 auto;
}

.lp-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.lp-feature {
    padding: 1.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    transition: border-color 0.2s;
}
.lp-feature:hover { border-color: rgba(255,255,255,0.1); }

.lp-feature-icon {
    flex-shrink: 0;
    width: 38px; height: 38px;
    display: flex; align-items: center; justify-content: center;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 10px;
}

.lp-feature-body h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    color: var(--text);
}
.lp-feature-body p {
    font-size: 0.82rem;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ── CTA final ───────────────────────────────────────── */
.lp-bottom-cta {
    max-width: 1060px;
    margin: 0 1.5rem 5rem;
    margin-left: auto;
    margin-right: auto;
    padding: 3.5rem 2rem;
    background: linear-gradient(135deg, rgba(192,57,43,.1) 0%, rgba(13,13,26,0.6) 60%);
    border: 1px solid var(--border-lit);
    border-radius: var(--r-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}
.lp-bottom-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% 100%, rgba(192,57,43,.08) 0%, transparent 70%);
    pointer-events: none;
}
.lp-bottom-cta-title {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 4vw, 2.8rem);
    font-weight: 400;
    letter-spacing: 0.04em;
    color: var(--text);
    margin-bottom: 0.9rem;
    position: relative;
}
.lp-bottom-cta-sub {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1rem;
    color: var(--text-dim);
    margin-bottom: 2rem;
    position: relative;
}
.lp-bottom-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    position: relative;
}

/* ── Footer ──────────────────────────────────────────── */
.lp-footer {
    border-top: 1px solid var(--border);
    padding: 1.5rem;
    text-align: center;
    font-size: 0.78rem;
    color: var(--muted);
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    max-width: 1060px;
    margin: 0 auto;
}
.lp-footer a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.15s;
}
.lp-footer a:hover { color: var(--text-dim); }

/* ── Séparateur ──────────────────────────────────────── */
.lp-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-lit), transparent);
    margin: 0 auto;
    max-width: 1060px;
}

/* ── Keyframes ───────────────────────────────────────── */
@keyframes lp-fade-up {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes lp-fade-down {
    from { opacity: 0; transform: translateY(-12px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes lp-dot-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}
@keyframes lp-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

/* ── Reduced motion ──────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    .lp-hero-eyebrow,
    .lp-hero-title,
    .lp-hero-tagline,
    .lp-hero-cta,
    .lp-scroll-hint {
        animation: none;
    }
    .lp-hero-dot { animation: none; }
    .lp-scroll-hint svg { animation: none; }
    .lp-step, .lp-feature, .lp-btn-primary, .lp-cta-main { transition: none; }
}

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 600px) {
    .lp-nav { padding: 0 1rem; }
    .lp-section, .lp-features { padding-left: 1rem; padding-right: 1rem; }
    .lp-bottom-cta { margin-left: 1rem; margin-right: 1rem; padding: 2.5rem 1.25rem; }
}