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

body {
    font-family: 'Segoe UI', 'Roboto', 'Oxygen', sans-serif;
    background: #0a0a0f;
    color: #e0e0e0;
    min-height: 100vh;
}

.landing {
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    padding: 60px 24px 40px;
    text-align: center;
}

/* Header */
.landing__title {
    font-family: 'Impact', 'Arial Black', sans-serif;
    font-size: 4rem;
    letter-spacing: 8px;
    background: linear-gradient(135deg, #667eea, #a855f7, #ffb347);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.landing__subtitle {
    font-size: 1.1rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #888;
    margin-bottom: 16px;
}

.landing__tagline {
    font-size: 1rem;
    color: #666;
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* Story block */
.landing__story {
    position: relative;
    max-width: 620px;
    margin: 0 auto 48px;
    text-align: left;
    padding: 24px 28px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
}

.landing__story p {
    font-size: 0.9rem;
    line-height: 1.75;
    color: #9a9a9a;
}

.landing__story a {
    color: #a78bfa;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.landing__story a:hover {
    color: #c4b5fd;
}

.landing__story-prompt {
    margin-top: 16px;
    color: #bbb !important;
    font-size: 0.85rem !important;
}

.landing__prompt {
    margin: 8px 0 16px;
    padding: 14px 18px;
    background: rgba(102, 126, 234, 0.06);
    border-left: 3px solid rgba(102, 126, 234, 0.4);
    border-radius: 0 8px 8px 0;
    font-size: 0.85rem;
    line-height: 1.65;
    color: #8a8aaa;
    font-style: italic;
}

.landing__story-line {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #a855f7);
    border-radius: 2px;
}

/* Cards grid */
.landing__cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 56px;
}

/* Card base */
.card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #e0e0e0;
    background: #12121a;
    border: 1px solid #222;
    border-radius: 16px;
    padding: 36px 24px 28px;
    transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.card:hover {
    transform: translateY(-6px);
}

/* Original card - purple */
.card--original { border-color: rgba(102, 126, 234, 0.3); }
.card--original::before { background: radial-gradient(ellipse at 50% 0%, rgba(102, 126, 234, 0.12), transparent 70%); }
.card--original:hover { border-color: #667eea; box-shadow: 0 8px 40px rgba(102, 126, 234, 0.2); }
.card--original:hover::before { opacity: 1; }
.card--original .card__badge { background: linear-gradient(135deg, #667eea, #764ba2); }
.card--original .card__cta { background: linear-gradient(135deg, #667eea, #764ba2); }

/* Gemini card - cyan/purple */
.card--gemini { border-color: rgba(6, 182, 212, 0.3); }
.card--gemini::before { background: radial-gradient(ellipse at 50% 0%, rgba(6, 182, 212, 0.12), transparent 70%); }
.card--gemini:hover { border-color: #06b6d4; box-shadow: 0 8px 40px rgba(6, 182, 212, 0.2); }
.card--gemini:hover::before { opacity: 1; }
.card--gemini .card__badge { background: linear-gradient(135deg, #06b6d4, #a855f7); }
.card--gemini .card__cta { background: linear-gradient(135deg, #06b6d4, #a855f7); }

/* Codex card - amber/cyan */
.card--codex { border-color: rgba(255, 179, 71, 0.3); }
.card--codex::before { background: radial-gradient(ellipse at 50% 0%, rgba(255, 179, 71, 0.12), transparent 70%); }
.card--codex:hover { border-color: #ffb347; box-shadow: 0 8px 40px rgba(255, 179, 71, 0.2); }
.card--codex:hover::before { opacity: 1; }
.card--codex .card__badge { background: linear-gradient(135deg, #ffb347, #76e3ff); color: #111; }
.card--codex .card__cta { background: linear-gradient(135deg, #ffb347, #76e3ff); color: #111; }

/* Card elements */
.card__badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 4px 14px;
    border-radius: 20px;
    color: #fff;
    margin-bottom: 16px;
}

.card__title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.card__tool {
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 16px;
}

.card__tool strong {
    color: #ccc;
}

.card__desc {
    font-size: 0.9rem;
    line-height: 1.6;
    color: #888;
    margin-bottom: 24px;
    flex: 1;
}

.card__cta {
    display: inline-block;
    padding: 10px 36px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: #fff;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover .card__cta {
    transform: scale(1.05);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* Video section */
.landing__video-section {
    margin-bottom: 48px;
}

.landing__video-label {
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #555;
    margin-bottom: 20px;
}

.landing__video {
    width: 280px;
    aspect-ratio: 9 / 16;
    margin: 0 auto;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

.landing__video iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

/* Footer */
.landing__footer {
    padding-top: 16px;
}

.landing__back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #555;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}

.landing__back:hover {
    color: #999;
}

.landing__back-arrow {
    font-size: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .landing {
        padding: 40px 16px 32px;
    }

    .landing__title {
        font-size: 2.8rem;
        letter-spacing: 4px;
    }

    .landing__story {
        padding: 20px 20px;
    }

    .landing__cards {
        grid-template-columns: 1fr;
        gap: 16px;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }

    .card {
        padding: 28px 20px 24px;
    }

    .landing__video {
        width: 240px;
    }
}

@media (max-width: 380px) {
    .landing__title {
        font-size: 2.2rem;
    }
}