/* ============================================
   PREMIUM — Aligned with design system
   ============================================ */
:root {
    --primary: #00ff88;
    --primary-dim: rgba(0,255,136,0.10);
    --primary-glow: rgba(0,255,136,0.30);
    --secondary: #8247e5;

    --bg-base: #080c14;
    --bg-card: #111827;
    --bg-elevated: #1a2235;

    --border: rgba(255,255,255,0.07);
    --border-strong: rgba(255,255,255,0.13);

    --text-primary: #f0f4f8;
    --text-secondary: #7a8ba0;
    --text-muted: #4a5568;

    --error: #ff4757;
    --warning: #ffa502;
    --success: #00ff88;
    --info: #3b82f6;
    --gold: #ffd700;
    --purple: #8247e5;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
    --shadow-glow: 0 0 40px rgba(0,255,136,0.12);
    --font-display: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --transition: all 0.22s cubic-bezier(0.4,0,0.2,1);
    --nav-height: 68px;
}

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

body {
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ============================================
   HERO
   ============================================ */
.premium-hero {
    margin-top: var(--nav-height);
    padding: 5rem 2rem 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Animated background grid */
.premium-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0,255,136,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,255,136,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 30%, transparent 100%);
    pointer-events: none;
}

/* Glow orb */
.premium-hero::after {
    content: '';
    position: absolute;
    top: -60px; left: 50%;
    transform: translateX(-50%);
    width: 600px; height: 300px;
    background: radial-gradient(ellipse, rgba(0,255,136,0.12) 0%, transparent 70%);
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,215,0,0.08);
    border: 1px solid rgba(255,215,0,0.25);
    color: var(--gold);
    padding: 6px 18px;
    border-radius: 40px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    position: relative; z-index: 1;
    animation: fadeUp 0.4s ease both;
}
.hero-badge i { font-size: 0.85rem; }

.premium-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.15;
    margin-bottom: 1rem;
    position: relative; z-index: 1;
    animation: fadeUp 0.4s ease 0.05s both;
}

.premium-hero h1 .highlight {
    background: linear-gradient(135deg, var(--primary), #00cc6a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.premium-hero p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 480px;
    margin: 0 auto 2rem;
    position: relative; z-index: 1;
    animation: fadeUp 0.4s ease 0.1s both;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    position: relative; z-index: 1;
    animation: fadeUp 0.4s ease 0.15s both;
}

.hero-stat span {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.hero-stat small {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ============================================
   LAYOUT
   ============================================ */
.premium-content {
    padding: 4rem 2rem 6rem;
    max-width: 1100px;
    margin: 0 auto;
}

/* ============================================
   SECTION HEADER
   ============================================ */
.sec-head {
    text-align: center;
    margin-bottom: 2.5rem;
}
.sec-head h2 {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 2.5vw, 1.75rem);
    font-weight: 800;
    color: var(--text-primary);
    display: flex; align-items: center; justify-content: center;
    gap: 10px;
    margin-bottom: 0.4rem;
}
.sec-head h2 i { color: var(--primary); }
.sec-head p { color: var(--text-secondary); font-size: 0.9rem; }

/* ============================================
   PRICING
   ============================================ */
.pricing-section { margin-bottom: 5rem; animation: fadeUp 0.5s ease 0.05s both; }

.plans-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    max-width: 820px;
    margin: 0 auto;
}

.plan-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 2.25rem 2rem;
    position: relative;
    transition: var(--transition);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.plan-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition);
}

.plan-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-card), var(--shadow-glow);
}
.plan-card:hover::before { opacity: 1; }

/* Featured */
.plan-card.featured {
    border-color: rgba(0,255,136,0.25);
    background: linear-gradient(160deg, rgba(0,255,136,0.04) 0%, var(--bg-card) 60%);
}
.plan-card.featured::before { opacity: 1; }

.plan-badge {
    position: absolute;
    top: -1px; right: 1.5rem;
    background: linear-gradient(135deg, var(--primary), #00cc6a);
    color: var(--bg-base);
    padding: 5px 16px;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    font-size: 0.72rem;
    font-weight: 800;
    font-family: var(--font-display);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* Plan name */
.plan-name {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

/* Price */
.plan-price {
    margin-bottom: 0.5rem;
}
.plan-price .amount {
    font-family: var(--font-display);
    font-size: 3.25rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}
.plan-price .currency {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-secondary);
    vertical-align: super;
    margin-right: 2px;
}
.plan-price .period {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-left: 2px;
}

.plan-savings {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: var(--primary-dim);
    border: 1px solid rgba(0,255,136,0.2);
    color: var(--primary);
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    margin-top: 0.5rem;
}

/* Divider */
.plan-divider {
    height: 1px;
    background: var(--border);
    margin-bottom: 1.5rem;
}

/* Features list */
.plan-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    margin-bottom: 1.75rem;
    flex: 1;
}
.plan-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.875rem;
}
.plan-features li .feat-icon {
    width: 20px; height: 20px;
    border-radius: 50%;
    background: var(--primary-dim);
    border: 1px solid rgba(0,255,136,0.2);
    color: var(--primary);
    font-size: 0.6rem;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}

/* WIP notice */
.wip-notice {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.65rem 1rem;
    background: rgba(255,165,2,0.07);
    border: 1px solid rgba(255,165,2,0.2);
    border-left: 3px solid var(--warning);
    border-radius: var(--radius-sm);
    color: var(--warning);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* CTA button */
.plan-cta {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.9rem;
    background: linear-gradient(135deg, var(--primary), #00cc6a);
    color: var(--bg-base);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 800;
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 0.02em;
}
.plan-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(0,255,136,0.35);
}

/* ============================================
   FEATURES GRID
   ============================================ */
.features-section { margin-bottom: 5rem; animation: fadeUp 0.5s ease 0.1s both; }

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.feat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.25rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feat-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition);
}

.feat-card:hover { transform: translateY(-5px); border-color: var(--border-strong); }
.feat-card:hover::after { opacity: 1; }

.feat-card-icon {
    width: 52px; height: 52px;
    margin: 0 auto 1.1rem;
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    transition: var(--transition);
}
.feat-card:hover .feat-card-icon { transform: scale(1.1) rotate(6deg); }

/* Icon color variants */
.feat-card:nth-child(1) .feat-card-icon { background: var(--primary-dim); border: 1px solid rgba(0,255,136,0.2); color: var(--primary); }
.feat-card:nth-child(2) .feat-card-icon { background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2); color: var(--info); }
.feat-card:nth-child(3) .feat-card-icon { background: rgba(130,71,229,0.1); border: 1px solid rgba(130,71,229,0.2); color: var(--purple); }
.feat-card:nth-child(4) .feat-card-icon { background: rgba(255,215,0,0.1); border: 1px solid rgba(255,215,0,0.2); color: var(--gold); }

.feat-card h3 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}
.feat-card p {
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.6;
}

/* ============================================
   PAYMENT
   ============================================ */
.payment-section { margin-bottom: 5rem; animation: fadeUp 0.5s ease 0.15s both; }

.payment-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.payment-top-bar {
    height: 3px;
    background: linear-gradient(90deg, #f7931a, #627eea, #26a17b, #0070ba);
}

.payment-body {
    padding: 2.5rem;
    text-align: center;
}

.payment-icon-wrap {
    width: 64px; height: 64px;
    margin: 0 auto 1rem;
    border-radius: var(--radius-lg);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.75rem;
    background: rgba(247,147,26,0.1);
    border: 1px solid rgba(247,147,26,0.2);
    color: #f7931a;
}

.payment-body h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.payment-body > p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2rem;
    max-width: 400px;
    margin-left: auto; margin-right: auto;
}

.crypto-pills {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.crypto-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.55rem 1.25rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 40px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition);
}
.crypto-pill:hover { border-color: var(--border-strong); color: var(--text-primary); transform: translateY(-2px); }
.crypto-pill i { font-size: 1rem; }
.crypto-pill .fa-bitcoin { color: #f7931a; }
.crypto-pill .fa-ethereum { color: #627eea; }
.crypto-pill .usdt-icon { color: #26a17b; }
.crypto-pill .bch-icon { color: #8dc351; }

.payment-alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 1rem 1.25rem;
    background: rgba(59,130,246,0.06);
    border: 1px solid rgba(59,130,246,0.18);
    border-left: 3px solid var(--info);
    border-radius: var(--radius-md);
    text-align: left;
    max-width: 560px;
    margin: 0 auto;
}
.payment-alert i { color: var(--info); flex-shrink: 0; margin-top: 2px; }
.payment-alert p { color: var(--text-secondary); font-size: 0.84rem; }

/* ============================================
   FAQ
   ============================================ */
.faq-section { animation: fadeUp 0.5s ease 0.2s both; }

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: var(--transition);
}
.faq-item:hover { border-color: var(--border-strong); transform: translateY(-3px); }

.faq-item h3 {
    font-family: var(--font-display);
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 0.65rem;
    line-height: 1.4;
}
.faq-item h3 i { color: var(--primary); flex-shrink: 0; margin-top: 2px; font-size: 0.85rem; }
.faq-item p { color: var(--text-secondary); font-size: 0.855rem; line-height: 1.65; }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-glow); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .premium-content { padding: 2.5rem 1rem 4rem; }
    .premium-hero { padding: 3.5rem 1rem 3rem; }
    .plans-wrapper { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
    .hero-stats { gap: 1.5rem; }
    .faq-grid { grid-template-columns: 1fr; }
    .payment-body { padding: 2rem 1.25rem; }
}

@media (max-width: 480px) {
    .premium-hero h1 { font-size: 1.75rem; }
    .features-grid { grid-template-columns: 1fr; }
    .hero-stats { gap: 1rem; }
    .hero-stat span { font-size: 1.25rem; }
    .plan-price .amount { font-size: 2.75rem; }
}