/* ============================================
   MRT AI Set — Premium Product Landing Page
   ============================================ */

/* ---------- Hero Section ---------- */
.aiset-hero {
    position: relative;
    padding: calc(var(--header-height, 72px) + var(--space-3xl, 3rem)) 0 var(--space-3xl, 3rem);
    overflow: hidden;
    min-height: 88vh;
    display: flex;
    align-items: center;
}

.aiset-hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, #080d1a 0%, #0f1d3a 30%, #121832 60%, #0a0f1f 100%);
    z-index: 0;
}

.aiset-hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    z-index: 1;
    animation: orbPulse 8s ease-in-out infinite;
}
.aiset-hero-orb--1 {
    top: -15%; right: -5%; width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(59,91,219,0.35), transparent 70%);
}
.aiset-hero-orb--2 {
    bottom: -20%; left: -8%; width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(139,92,246,0.25), transparent 70%);
    animation-delay: 3s;
}
.aiset-hero-orb--3 {
    top: 30%; right: 30%; width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(56,189,248,0.15), transparent 70%);
    animation-delay: 5s;
}
@keyframes orbPulse {
    0%,100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.15); opacity: 0.7; }
}

.aiset-hero .container { position: relative; z-index: 2; }

.aiset-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl, 3rem);
    align-items: center;
}

.aiset-hero-content { color: #fff; }

.aiset-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(59,91,219,0.15);
    border: 1px solid rgba(59,91,219,0.35);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #93b4ff;
    letter-spacing: 0.02em;
    margin-bottom: var(--space-lg, 1.5rem);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.aiset-hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.2rem);
    font-weight: 800;
    line-height: 1.08;
    margin-bottom: var(--space-md, 1rem);
    background: linear-gradient(135deg, #fff 30%, #93b4ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.aiset-hero-subtitle {
    font-size: 1.1rem;
    line-height: 1.75;
    color: rgba(255,255,255,0.65);
    max-width: 500px;
    margin-bottom: var(--space-xl, 2rem);
}

.aiset-hero-price { margin-bottom: var(--space-xl, 2rem); }
.aiset-price-main {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    margin-bottom: 0.3rem;
}
.aiset-price-current { font-size: 3.2rem; font-weight: 800; color: #fff; }
.aiset-price-original { font-size: 1.4rem; color: rgba(255,255,255,0.35); text-decoration: line-through; }
.aiset-price-label { font-size: 0.88rem; color: #fbbf24; font-weight: 600; }

.aiset-hero-actions {
    display: flex;
    gap: var(--space-md, 1rem);
    margin-bottom: var(--space-xl, 2rem);
}
.aiset-hero .btn--outline {
    border-color: rgba(255,255,255,0.25);
    color: #fff;
}
.aiset-hero .btn--outline:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.45);
}

.aiset-hero-trust { display: flex; gap: var(--space-lg, 1.5rem); flex-wrap: wrap; }
.aiset-trust-item {
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 0.84rem; color: rgba(255,255,255,0.55); font-weight: 500;
}
.aiset-trust-item span { font-size: 1.1rem; }

.aiset-hero-image {
    display: flex; justify-content: center; align-items: center; position: relative;
}
.aiset-hero-image-glow {
    position: absolute;
    width: 70%; height: 70%;
    background: radial-gradient(circle, rgba(59,91,219,0.25) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(50px);
    z-index: 0;
}
.aiset-hero-image img {
    position: relative; z-index: 1;
    max-width: 100%; height: auto; max-height: 480px;
    filter: drop-shadow(0 20px 50px rgba(0,0,0,0.5));
    animation: aisetFloat 6s ease-in-out infinite;
}
@keyframes aisetFloat {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

/* ---------- Build Cards ---------- */
.aiset-builds {
    padding: var(--space-4xl, 5rem) 0;
    background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%);
}
.aiset-builds-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-lg, 1.5rem);
    margin-top: var(--space-2xl, 2.5rem);
}
.aiset-build-card {
    background: #fff;
    border-radius: 18px;
    overflow: hidden;
    transition: transform 0.35s cubic-bezier(.4,0,.2,1), box-shadow 0.35s cubic-bezier(.4,0,.2,1);
    border: 1px solid rgba(0,0,0,0.05);
}
.aiset-build-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 48px rgba(0,0,0,0.1);
}
.aiset-build-img {
    padding: 1.25rem;
    background: linear-gradient(145deg, #f1f5f9, #e2e8f0);
    display: flex; justify-content: center; align-items: center;
    aspect-ratio: 1;
}
.aiset-build-img img {
    max-width: 90%; max-height: 160px; object-fit: contain;
    transition: transform 0.4s cubic-bezier(.4,0,.2,1);
}
.aiset-build-card:hover .aiset-build-img img { transform: scale(1.08); }

/* Creative ML card */
.aiset-build-card--creative { border: 1px solid rgba(139,92,246,0.2); }
.aiset-build-img--creative {
    background: linear-gradient(145deg, #ede9fe, #e0e7ff);
}
.aiset-creative-icons {
    display: flex; gap: 0.75rem; font-size: 2.5rem;
    animation: creativeFloat 4s ease-in-out infinite;
}
@keyframes creativeFloat {
    0%,100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-6px) rotate(2deg); }
    66% { transform: translateY(3px) rotate(-1deg); }
}

.aiset-build-info { padding: 1.25rem; }
.aiset-build-tag {
    display: inline-block; padding: 0.2rem 0.7rem;
    background: rgba(59,91,219,0.07); color: var(--color-primary, #3B5BDB);
    font-size: 0.75rem; font-weight: 600; border-radius: 100px; margin-bottom: 0.4rem;
}
.aiset-build-tag--creative {
    background: rgba(139,92,246,0.1); color: #7c3aed;
}
.aiset-build-info h3 {
    font-size: 1.05rem; font-weight: 700;
    color: var(--color-text, #1e293b); margin-bottom: 0.35rem;
}
.aiset-build-info p {
    font-size: 0.82rem; color: var(--color-text-muted, #64748b); line-height: 1.6;
}

/* ---------- What's Included ---------- */
.aiset-included {
    padding: var(--space-4xl, 5rem) 0;
    background: #fff;
}
.aiset-parts-grid {
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg, 1.5rem); margin-top: var(--space-2xl, 2.5rem);
}
.aiset-part-card {
    display: flex; gap: var(--space-md, 1rem);
    padding: var(--space-lg, 1.5rem);
    background: #f8fafc; border-radius: 16px;
    border: 1px solid transparent;
    transition: all 0.3s cubic-bezier(.4,0,.2,1);
}
.aiset-part-card:hover {
    border-color: rgba(59,91,219,0.18);
    background: #fff;
    box-shadow: 0 8px 28px rgba(0,0,0,0.06);
    transform: translateY(-2px);
}
.aiset-part-featured {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, #eef2ff, #e0e7ff);
    border: 1px solid rgba(59,91,219,0.12);
}
.aiset-part-featured:hover { background: linear-gradient(135deg, #e0e7ff, #c7d2fe); }
.aiset-part-icon {
    font-size: 1.8rem; flex-shrink: 0;
    width: 52px; height: 52px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,0.85); border-radius: 12px;
}
.aiset-part-content h3 { font-size: 1rem; font-weight: 700; color: var(--color-text, #1e293b); margin-bottom: 0.3rem; }
.aiset-part-content p { font-size: 0.85rem; color: var(--color-text-muted, #64748b); line-height: 1.6; }
.aiset-part-uses {
    list-style: none; padding: 0; margin: 0.6rem 0 0;
    display: flex; flex-wrap: wrap; gap: 0.4rem;
}
.aiset-part-uses li {
    font-size: 0.75rem; padding: 0.2rem 0.65rem;
    background: rgba(59,91,219,0.07); color: var(--color-primary, #3B5BDB);
    border-radius: 100px; font-weight: 500;
}

/* ---------- Value Section ---------- */
.aiset-value {
    padding: var(--space-4xl, 5rem) 0;
    background: linear-gradient(160deg, #0a0f1f 0%, #131b35 50%, #0f172a 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}
.aiset-value::before {
    content: '';
    position: absolute; top: 0; right: 0;
    width: 50%; height: 100%;
    background: radial-gradient(ellipse at 80% 50%, rgba(59,91,219,0.08) 0%, transparent 60%);
}
.aiset-value .section-label { color: #93b4ff; }
.aiset-value-grid {
    display: grid; grid-template-columns: 1.2fr 0.8fr;
    gap: var(--space-3xl, 3rem); align-items: center;
    position: relative; z-index: 1;
}
.aiset-value-content h2 { color: #fff; margin-bottom: var(--space-md, 1rem); }
.aiset-value-content > p { color: rgba(255,255,255,0.6); font-size: 1.05rem; line-height: 1.7; margin-bottom: var(--space-xl, 2rem); }

.aiset-value-pillars { display: flex; flex-direction: column; gap: 0.75rem; }
.aiset-pillar {
    display: flex; align-items: center; gap: var(--space-md, 1rem);
    padding: 0.9rem 1.15rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.aiset-pillar:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.15); transform: translateX(4px); }
.aiset-pillar-icon { font-size: 1.4rem; flex-shrink: 0; }
.aiset-pillar strong { display: block; font-size: 0.92rem; font-weight: 700; color: #fff; }
.aiset-pillar span { font-size: 0.8rem; color: rgba(255,255,255,0.45); }

.aiset-stat-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; }
.aiset-stat-card {
    padding: 1.75rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 16px;
    text-align: center;
    transition: all 0.35s cubic-bezier(.4,0,.2,1);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.aiset-stat-card:hover {
    background: rgba(59,91,219,0.12); border-color: rgba(59,91,219,0.25);
    transform: translateY(-5px);
    box-shadow: 0 12px 32px rgba(59,91,219,0.15);
}
.aiset-stat-number {
    display: block; font-size: 2.4rem; font-weight: 800;
    background: linear-gradient(135deg, #93b4ff, #c7d2fe);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    margin-bottom: 0.2rem;
}
.aiset-stat-label {
    font-size: 0.78rem; color: rgba(255,255,255,0.45);
    font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em;
}

/* ---------- Pricing ---------- */
.aiset-pricing {
    padding: var(--space-4xl, 5rem) 0;
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}
.aiset-pricing-grid {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg, 1.5rem);
    margin-top: var(--space-2xl, 2.5rem);
    align-items: start;
}
.aiset-price-card {
    background: #fff;
    border-radius: 18px;
    padding: 1.75rem;
    border: 1px solid rgba(0,0,0,0.07);
    transition: all 0.35s cubic-bezier(.4,0,.2,1);
    position: relative;
}
.aiset-price-card:hover {
    box-shadow: 0 20px 48px rgba(0,0,0,0.08);
    transform: translateY(-6px);
}
.aiset-price-card--popular {
    border-color: var(--color-primary, #3B5BDB);
    border-width: 2px;
    box-shadow: 0 16px 40px rgba(59,91,219,0.12);
    transform: scale(1.02);
}
.aiset-price-card--popular:hover {
    transform: scale(1.02) translateY(-6px);
    box-shadow: 0 24px 56px rgba(59,91,219,0.18);
}
.aiset-price-card-badge {
    position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-primary, #3B5BDB), #6366f1);
    color: #fff; padding: 0.3rem 1.15rem; border-radius: 100px;
    font-size: 0.75rem; font-weight: 700; white-space: nowrap;
    box-shadow: 0 4px 12px rgba(59,91,219,0.3);
}
.aiset-price-card-header { margin-bottom: 1.25rem; }
.aiset-price-card-header h3 { font-size: 1.15rem; font-weight: 700; color: var(--color-text, #1e293b); margin-bottom: 0.2rem; }
.aiset-price-card-desc { font-size: 0.82rem; color: var(--color-text-muted, #64748b); }

.aiset-price-card-price {
    padding: 1.15rem 0;
    border-top: 1px solid rgba(0,0,0,0.06);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    margin-bottom: 1.25rem;
}
.aiset-price-amount { display: block; font-size: 2.2rem; font-weight: 800; color: var(--color-text, #1e293b); line-height: 1.1; margin-bottom: 0.1rem; }
.aiset-price-period { font-size: 0.82rem; color: var(--color-text-muted, #64748b); }
.aiset-price-was { display: block; margin-top: 0.4rem; font-size: 0.78rem; color: #f59e0b; font-weight: 600; }

.aiset-price-features {
    list-style: none; padding: 0; margin: 0 0 1.5rem;
    display: flex; flex-direction: column; gap: 0.5rem;
}
.aiset-price-features li { font-size: 0.82rem; color: var(--color-text-muted, #64748b); line-height: 1.5; }
.aiset-price-features .check { color: #22c55e; font-weight: 700; margin-right: 0.3rem; }

.btn--block { display: block; width: 100%; text-align: center; }

/* ---------- Responsive ---------- */
@media (max-width: 1280px) {
    .aiset-builds-grid { grid-template-columns: repeat(3, 1fr); }
    .aiset-pricing-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1024px) {
    .aiset-hero-grid { grid-template-columns: 1fr; gap: var(--space-xl, 2rem); }
    .aiset-hero-image { order: -1; }
    .aiset-hero-image img { max-height: 300px; }
    .aiset-hero { min-height: auto; padding-bottom: var(--space-2xl, 2.5rem); }
    .aiset-builds-grid { grid-template-columns: repeat(2, 1fr); }
    .aiset-value-grid { grid-template-columns: 1fr; }
    .aiset-pricing-grid { grid-template-columns: repeat(2, 1fr); }
    .aiset-price-card--popular { transform: none; }
    .aiset-price-card--popular:hover { transform: translateY(-6px); }
}
@media (max-width: 768px) {
    .aiset-hero h1 { font-size: 2.2rem; }
    .aiset-hero-subtitle { font-size: 1rem; }
    .aiset-price-current { font-size: 2.5rem; }
    .aiset-hero-actions { flex-direction: column; }
    .aiset-hero-trust { flex-direction: column; gap: 0.75rem; }
    .aiset-builds-grid { grid-template-columns: 1fr 1fr; }
    .aiset-parts-grid { grid-template-columns: 1fr; }
    .aiset-pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; }
}
@media (max-width: 480px) {
    .aiset-hero h1 { font-size: 1.8rem; }
    .aiset-builds-grid { grid-template-columns: 1fr; }
    .aiset-stat-cards { grid-template-columns: 1fr; }
}