@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ============================================================
   CSS Custom Properties
   ============================================================ */
:root {
    --gold:      #ffc000;
    --pink:      #ff6b9d;
    --purple:    #c865ff;
    --bg-deep:   #080712;
    --bg-mid:    #0f0c29;
    --bg-card:   rgba(255, 255, 255, 0.035);
    --border:    rgba(255, 255, 255, 0.07);
    --border-accent: rgba(255, 192, 0, 0.18);
    --text:      #e8e8f2;
    --text-muted: #8a8aaa;
    --text-dim:  #55556a;
    --radius:    16px;
    --radius-sm: 10px;
    --radius-pill: 50px;
    --transition: 0.3s ease;
}

/* ============================================================
   Reset & Base
   ============================================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    background-color: var(--bg-deep);
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -10%, rgba(200, 100, 255, 0.18) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 80%, rgba(255, 192, 0, 0.08) 0%, transparent 50%);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ============================================================
   Shared Navbar
   ============================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 200;
    padding: 0 32px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(8, 7, 18, 0.65);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow var(--transition), border-color var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    border-color: var(--border-accent);
}

.navbar-brand {
    font-size: 1.1rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--gold), var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.5px;
    text-decoration: none;
    flex-shrink: 0;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.navbar-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
}

.navbar-links a:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.06);
}

.navbar-links a.nav-cta {
    color: var(--bg-deep);
    background: linear-gradient(135deg, var(--gold), var(--pink));
    font-weight: 700;
    padding: 7px 18px;
}

.navbar-links a.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(255, 192, 0, 0.35);
    background: linear-gradient(135deg, var(--gold), var(--pink));
    color: var(--bg-deep);
}

/* ============================================================
   Page Wrapper
   ============================================================ */
.container {
    position: relative;
    z-index: 2;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

/* ============================================================
   Hero Section (index)
   ============================================================ */
.hero {
    padding: 160px 0 100px;
    text-align: center;
    position: relative;
}

.hero-glow {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 50% 30%, rgba(255, 192, 0, 0.09) 0%, transparent 60%),
        radial-gradient(ellipse 40% 40% at 30% 60%, rgba(200, 100, 255, 0.07) 0%, transparent 50%);
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    border-radius: var(--radius-pill);
    background: rgba(255, 192, 0, 0.07);
    border: 1px solid rgba(255, 192, 0, 0.22);
    color: var(--gold);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 28px;
    animation: fadeInUp 0.7s ease-out both;
}

.hero-badge::before {
    content: '☀';
    font-size: 0.9rem;
}

h1.hero-title {
    font-size: clamp(2.6rem, 6vw, 4.2rem);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -1.5px;
    background: linear-gradient(135deg, #fff 20%, #c0c0d8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    animation: fadeInUp 0.7s ease-out 0.1s both;
}

h1.hero-title span {
    background: linear-gradient(135deg, var(--gold) 0%, var(--pink) 50%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 520px;
    margin: 0 auto 36px;
    line-height: 1.75;
    font-weight: 400;
    animation: fadeInUp 0.7s ease-out 0.2s both;
}

.hero-tags {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 40px;
    animation: fadeInUp 0.7s ease-out 0.3s both;
}

.hero-tag {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 500;
}

.hero-tag::before {
    content: '✓';
    color: var(--gold);
    font-weight: 700;
}

/* ============================================================
   Section Label (used on inner pages)
   ============================================================ */
.page-header {
    padding: 108px 0 60px;
    text-align: center;
}

.page-header-label {
    display: inline-block;
    color: var(--pink);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.page-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #fff 0%, #c0c0d8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 14px;
}

.page-header .subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    font-weight: 400;
}

/* ============================================================
   Grid Cards (index.html)
   ============================================================ */
.grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    padding-bottom: 80px;
    animation: fadeInUp 0.8s ease-out 0.35s both;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 36px 32px;
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.04), transparent);
    transition: left 0.6s ease;
    pointer-events: none;
}

.card:hover::before {
    left: 100%;
}

.card:hover {
    transform: translateY(-6px);
    border-color: var(--border-accent);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3), 0 0 40px rgba(255, 192, 0, 0.07);
}

.card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
    display: block;
    object-fit: contain;
    filter: drop-shadow(0 0 8px rgba(255, 192, 0, 0.25));
    transition: filter var(--transition), transform var(--transition);
}

.card:hover .card-icon {
    filter: drop-shadow(0 0 14px rgba(255, 192, 0, 0.5));
    transform: scale(1.08);
}

.card-content {
    flex-grow: 1;
}

.card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
    letter-spacing: -0.3px;
}

.card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.65;
}

.card-action {
    margin-top: 28px;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 32px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--pink) 100%);
    color: #0a0914;
    border: none;
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0);
    transition: background var(--transition);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 192, 0, 0.35);
}

.btn:hover::after {
    background: rgba(255, 255, 255, 0.1);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 32px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition), color var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: var(--border-accent);
    color: #fff;
}

/* ============================================================
   Purchase Grid (clients, plugins, service)
   ============================================================ */
.purchase-section {
    padding-top: 24px;
    padding-bottom: 80px;
}

.purchase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    justify-content: center;
}

.purchase-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 40px 36px;
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    animation: fadeInUp 0.7s ease-out both;
}

.purchase-card:nth-child(1) { animation-delay: 0.1s; }
.purchase-card:nth-child(2) { animation-delay: 0.2s; }
.purchase-card:nth-child(3) { animation-delay: 0.3s; }

.purchase-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-accent);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(255, 192, 0, 0.06);
}

.purchase-card.popular {
    border-color: rgba(255, 192, 0, 0.3);
    background: rgba(255, 192, 0, 0.04);
}

.popular-badge {
    position: absolute;
    top: 16px;
    right: -1px;
    background: linear-gradient(135deg, var(--gold), var(--pink));
    color: #0a0914;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 14px;
    border-radius: 6px 0 0 6px;
}

.purchase-card-content {
    flex-grow: 1;
}

.purchase-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
    letter-spacing: -0.3px;
}

.price {
    font-size: 2.4rem;
    font-weight: 900;
    color: var(--gold);
    margin: 16px 0 14px;
    letter-spacing: -1px;
    line-height: 1;
}

.price-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 18px;
}

.purchase-card > p,
.purchase-card-content > p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.features-list {
    list-style: none;
    margin: 0 0 8px;
}

.features-list li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.87rem;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.features-list li:last-child {
    border-bottom: none;
}

.features-list li::before {
    content: "✓";
    color: var(--gold);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
}

.purchase-card .btn {
    margin-top: 28px;
    width: 100%;
}

/* ============================================================
   Back Button (legacy, used as fallback)
   ============================================================ */
.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.09);
    color: var(--text);
}

/* ============================================================
   Footer
   ============================================================ */
footer {
    text-align: center;
    padding: 48px 0;
    border-top: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 0.85rem;
}

footer p {
    margin-bottom: 0;
}

.footer-links {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
}

.footer-links a:hover {
    color: var(--gold);
    background: rgba(255, 192, 0, 0.06);
}

/* Legacy footer styles kept for compatibility */
.social-section {
    margin-top: 36px;
    padding-top: 28px;
    border-top: 1px solid var(--border);
}

.social-section h3 {
    color: var(--gold);
    margin-bottom: 18px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.social-links {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 22px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition);
}

.social-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
    border-color: var(--border-accent);
    transform: translateY(-2px);
}

/* ============================================================
   Divider
   ============================================================ */
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 192, 0, 0.12), transparent);
    border: none;
    margin: 0;
}

/* ============================================================
   Animations
   ============================================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(28px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50%       { opacity: 1; transform: scale(1.08); }
}

/* Scroll-triggered animation utility */
.sol-animate,
.adv-animate {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.sol-animate.visible,
.adv-animate.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   Solarium Info Page (solariuminfo.html)
   ============================================================ */
body.solarium-page {
    font-family: 'Inter', 'Segoe UI', sans-serif;
}

.sol-container {
    position: relative;
    z-index: 2;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navbar */
.sol-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 200;
    padding: 0 32px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(8, 7, 18, 0.65);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow var(--transition), border-color var(--transition);
}

.sol-nav.scrolled {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    border-color: var(--border-accent);
}

.sol-nav-brand {
    font-size: 1.1rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--gold), var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.sol-nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.sol-nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
}

.sol-nav-links a:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.06);
}

/* Hero */
.sol-hero {
    text-align: center;
    padding: 180px 0 100px;
    position: relative;
}

.sol-hero-glow {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(255, 192, 0, 0.11) 0%, rgba(200, 100, 255, 0.05) 40%, transparent 70%);
    pointer-events: none;
    animation: glowPulse 5s ease-in-out infinite;
}

.sol-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    border-radius: var(--radius-pill);
    background: rgba(255, 192, 0, 0.07);
    border: 1px solid rgba(255, 192, 0, 0.22);
    color: var(--gold);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease-out both;
}

.sol-hero-badge::before { content: '☀'; font-size: 0.9rem; }

.sol-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -1.5px;
    margin-bottom: 22px;
    animation: fadeInUp 0.8s ease-out 0.1s both;
    background: linear-gradient(135deg, #fff 20%, #c0c0d8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sol-hero-sub {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 540px;
    margin: 0 auto 38px;
    line-height: 1.75;
    font-weight: 400;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.sol-hero-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.sol-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 34px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--pink) 100%);
    color: #0a0914;
    border: none;
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition);
    text-decoration: none;
}

.sol-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 192, 0, 0.35);
}

.sol-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 34px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
    text-decoration: none;
}

.sol-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(255, 192, 0, 0.3);
    color: #fff;
}

.sol-hero-tags {
    display: flex;
    gap: 22px;
    justify-content: center;
    margin-top: 44px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.sol-hero-tag {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 500;
}

.sol-hero-tag::before {
    content: '✓';
    color: var(--gold);
    font-weight: 700;
}

/* Section */
.sol-section { padding: 96px 0; }

.sol-section-label {
    display: inline-block;
    color: var(--pink);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.sol-section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff 0%, #c0c0d0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.sol-section-desc {
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 500px;
    line-height: 1.75;
}

/* Modules Grid */
.sol-modules-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 44px;
}

.sol-module-card {
    padding: 26px 22px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    transition: all 0.35s ease;
}

.sol-module-card:hover {
    background: rgba(255, 192, 0, 0.04);
    border-color: rgba(255, 192, 0, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.sol-module-icon {
    font-size: 1.6rem;
    margin-bottom: 12px;
    display: block;
}

.sol-module-card h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 7px;
}

.sol-module-card p {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.55;
}

/* Highlight */
.sol-highlight {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}

.sol-highlight.reverse { direction: rtl; }
.sol-highlight.reverse > * { direction: ltr; }

.sol-highlight-visual {
    border-radius: var(--radius);
    overflow: hidden;
    background: linear-gradient(135deg, rgba(48, 43, 99, 0.4), rgba(36, 36, 62, 0.25));
    border: 1px solid var(--border);
}

.sol-highlight-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: var(--radius);
}

.sol-highlight-features {
    list-style: none;
    margin-top: 22px;
}

.sol-highlight-features li {
    padding: 9px 0;
    color: var(--text-muted);
    font-size: 0.92rem;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.55;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.sol-highlight-features li:last-child { border-bottom: none; }

.sol-highlight-features li::before {
    content: '→';
    color: var(--gold);
    font-weight: 700;
    flex-shrink: 0;
}

/* Stats */
.sol-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 72px 0;
}

.sol-stat-card {
    text-align: center;
    padding: 34px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: border-color var(--transition);
}

.sol-stat-card:hover { border-color: var(--border-accent); }

.sol-stat-number {
    font-size: 2.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--gold), var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 7px;
}

.sol-stat-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
}

/* CTA */
.sol-cta {
    text-align: center;
    padding: 100px 0;
    position: relative;
}

.sol-cta-glow {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 500px; height: 300px;
    background: radial-gradient(ellipse, rgba(255, 192, 0, 0.09) 0%, transparent 70%);
    pointer-events: none;
}

.sol-cta h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--pink) 50%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sol-cta p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 32px;
    max-width: 460px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.75;
}

.sol-cta-price {
    font-size: 2.8rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 6px;
}

.sol-cta-price-sub {
    color: var(--text-muted);
    font-size: 0.87rem;
    margin-bottom: 28px;
}

/* Divider */
.sol-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 192, 0, 0.12), transparent);
    border: none;
    margin: 0;
}

/* Footer */
.sol-footer {
    text-align: center;
    padding: 48px 0;
    color: var(--text-dim);
    font-size: 0.85rem;
}

.sol-footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition);
}

.sol-footer a:hover { color: var(--gold); }

.sol-footer-links {
    display: flex;
    gap: 6px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.sol-footer-links a {
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
}

.sol-footer-links a:hover { background: rgba(255, 192, 0, 0.06); }

/* ============================================================
   Advantage Info Page (advantageinfo.html)
   ============================================================ */
body.advantage-page {
    font-family: 'Inter', 'Segoe UI', sans-serif;
}

.adv-container {
    position: relative;
    z-index: 2;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

.adv-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 200;
    padding: 0 32px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(8, 7, 18, 0.65);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow var(--transition), border-color var(--transition);
}

.adv-nav.scrolled {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    border-color: rgba(200, 100, 255, 0.25);
}

.adv-nav-brand {
    font-size: 1.1rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--purple), var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.adv-nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.adv-nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
}

.adv-nav-links a:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.06);
}

/* Hero */
.adv-hero {
    text-align: center;
    padding: 180px 0 100px;
    position: relative;
}

.adv-hero-glow {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(200, 100, 255, 0.11) 0%, rgba(255, 192, 0, 0.05) 40%, transparent 70%);
    pointer-events: none;
    animation: glowPulse 5s ease-in-out infinite;
}

.adv-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    border-radius: var(--radius-pill);
    background: rgba(200, 100, 255, 0.07);
    border: 1px solid rgba(200, 100, 255, 0.22);
    color: var(--purple);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease-out both;
}

.adv-hero-badge::before { content: '🔮'; font-size: 0.9rem; }

.adv-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -1.5px;
    margin-bottom: 22px;
    animation: fadeInUp 0.8s ease-out 0.1s both;
    background: linear-gradient(135deg, var(--purple) 0%, var(--pink) 50%, var(--gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.adv-hero-sub {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 540px;
    margin: 0 auto 38px;
    line-height: 1.75;
    font-weight: 400;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.adv-hero-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.adv-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 34px;
    background: linear-gradient(135deg, var(--purple) 0%, var(--pink) 100%);
    color: #0a0914;
    border: none;
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition);
    text-decoration: none;
}

.adv-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(200, 100, 255, 0.35);
}

.adv-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 34px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
    text-decoration: none;
}

.adv-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(200, 100, 255, 0.3);
    color: #fff;
}

.adv-hero-tags {
    display: flex;
    gap: 22px;
    justify-content: center;
    margin-top: 44px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.adv-hero-tag {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 500;
}

.adv-hero-tag::before {
    content: '✓';
    color: var(--purple);
    font-weight: 700;
}

/* Section */
.adv-section { padding: 96px 0; }

.adv-section-label {
    display: inline-block;
    color: var(--purple);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.adv-section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff 0%, #c0c0d0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.adv-section-desc {
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 500px;
    line-height: 1.75;
}

/* Modules Grid */
.adv-modules-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 44px;
}

.adv-module-card {
    padding: 26px 22px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    transition: all 0.35s ease;
}

.adv-module-card:hover {
    background: rgba(200, 100, 255, 0.04);
    border-color: rgba(200, 100, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.adv-module-icon {
    font-size: 1.6rem;
    margin-bottom: 12px;
    display: block;
}

.adv-module-card h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 7px;
}

.adv-module-card p {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.55;
}

/* Highlight */
.adv-highlight {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}

.adv-highlight.reverse { direction: rtl; }
.adv-highlight.reverse > * { direction: ltr; }

.adv-highlight-visual {
    border-radius: var(--radius);
    overflow: hidden;
    background: linear-gradient(135deg, rgba(48, 43, 99, 0.4), rgba(36, 36, 62, 0.25));
    border: 1px solid var(--border);
}

.adv-highlight-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: var(--radius);
}

.adv-highlight-features {
    list-style: none;
    margin-top: 22px;
}

.adv-highlight-features li {
    padding: 9px 0;
    color: var(--text-muted);
    font-size: 0.92rem;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.55;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.adv-highlight-features li:last-child { border-bottom: none; }

.adv-highlight-features li::before {
    content: '→';
    color: var(--purple);
    font-weight: 700;
    flex-shrink: 0;
}

/* Stats */
.adv-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 72px 0;
}

.adv-stat-card {
    text-align: center;
    padding: 34px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: border-color var(--transition);
}

.adv-stat-card:hover { border-color: rgba(200, 100, 255, 0.18); }

.adv-stat-number {
    font-size: 2.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--purple), var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 7px;
}

.adv-stat-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
}

/* CTA */
.adv-cta {
    text-align: center;
    padding: 100px 0;
    position: relative;
}

.adv-cta-glow {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 500px; height: 300px;
    background: radial-gradient(ellipse, rgba(200, 100, 255, 0.09) 0%, transparent 70%);
    pointer-events: none;
}

.adv-cta h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--purple) 0%, var(--pink) 50%, var(--gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.adv-cta p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 32px;
    max-width: 460px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.75;
}

.adv-cta-price {
    font-size: 2.8rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 6px;
}

.adv-cta-price-sub {
    color: var(--text-muted);
    font-size: 0.87rem;
    margin-bottom: 28px;
}

/* Divider */
.adv-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(200, 100, 255, 0.12), transparent);
    border: none;
    margin: 0;
}

/* Footer */
.adv-footer {
    text-align: center;
    padding: 48px 0;
    color: var(--text-dim);
    font-size: 0.85rem;
}

.adv-footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition);
}

.adv-footer a:hover { color: var(--purple); }

.adv-footer-links {
    display: flex;
    gap: 6px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.adv-footer-links a {
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
}

.adv-footer-links a:hover { background: rgba(200, 100, 255, 0.06); }

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

@media (max-width: 768px) {
    .navbar { padding: 0 20px; }
    .navbar-links { display: none; }

    .hero { padding: 120px 0 72px; }

    .grid { grid-template-columns: 1fr; }

    .purchase-grid { grid-template-columns: 1fr; }

    .sol-hero { padding: 140px 0 64px; }
    .sol-nav-links { display: none; }
    .sol-modules-grid { grid-template-columns: 1fr; }
    .sol-highlight { grid-template-columns: 1fr; gap: 32px; }
    .sol-highlight.reverse { direction: ltr; }
    .sol-stats { grid-template-columns: 1fr; }

    .adv-hero { padding: 140px 0 64px; }
    .adv-nav-links { display: none; }
    .adv-modules-grid { grid-template-columns: 1fr; }
    .adv-highlight { grid-template-columns: 1fr; gap: 32px; }
    .adv-highlight.reverse { direction: ltr; }
    .adv-stats { grid-template-columns: 1fr; }

    .hero-tags { gap: 12px; }
    .sol-hero-tags, .adv-hero-tags { gap: 12px; }

    .page-header { padding: 100px 0 48px; }
}

@media (max-width: 480px) {
    .navbar-brand { font-size: 0.95rem; }

    .purchase-card { padding: 32px 24px; }

    .sol-cta h2, .adv-cta h2 { font-size: 1.8rem; }
}

/* ============================================================
   Changelog Page (changelog.html)
   ============================================================ */

.changelog-section {
    padding: 40px 0 100px;
    max-width: 900px;
    margin: 0 auto;
}

.changelog-timeline {
    display: flex;
    flex-direction: column;
    gap: 40px;
    position: relative;
}

.changelog-row {
    display: flex;
    gap: 40px;
    position: relative;
}

.changelog-meta {
    width: 160px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-top: 8px;
}

.changelog-version-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    padding: 6px 16px;
    border-radius: var(--radius-pill);
    background: rgba(255, 192, 0, 0.08);
    border: 1px solid rgba(255, 192, 0, 0.22);
    color: var(--gold);
    font-family: monospace;
    font-size: 0.85rem;
    font-weight: 700;
}

.changelog-meta.latest .changelog-version-badge {
    background: rgba(200, 100, 255, 0.08);
    border: 1px solid rgba(200, 100, 255, 0.25);
    color: var(--purple);
}

.changelog-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.changelog-latest-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 800;
    color: var(--purple);
    letter-spacing: 1px;
}

.changelog-latest-label::before {
    content: '';
    width: 6px;
    height: 6px;
    background-color: var(--purple);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 8px var(--purple);
}

.changelog-card {
    flex-grow: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 36px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.changelog-card:hover {
    border-color: var(--border-accent);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35), 0 0 40px rgba(255, 192, 0, 0.05);
}

.changelog-card.latest-card {
    border-color: rgba(200, 100, 255, 0.25);
    box-shadow: 0 0 30px rgba(200, 100, 255, 0.03);
}

.changelog-card.latest-card:hover {
    border-color: rgba(200, 100, 255, 0.45);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(200, 100, 255, 0.08);
}

.changelog-card-top-accent {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
}

.changelog-card.latest-card .changelog-card-top-accent {
    background: linear-gradient(90deg, transparent, var(--purple), transparent);
}

.changelog-card-header {
    margin-bottom: 28px;
}

.changelog-card-header h3 {
    font-size: 1.4rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}

.changelog-card-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.changelog-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding-left: 24px;
    position: relative;
}

.changelog-item {
    position: relative;
    padding: 2px 0 2px 12px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

/* Vertical connector line between items */
.changelog-item::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 0;
    bottom: -18px;
    width: 1px;
    background: rgba(255, 255, 255, 0.08);
}

.changelog-item:last-child::before {
    display: none;
}

.changelog-item-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
    margin-top: 1px;
}

.changelog-item-tag.new {
    background: rgba(200, 100, 255, 0.12);
    border: 1px solid rgba(200, 100, 255, 0.25);
    color: var(--purple);
}

.changelog-item-tag.improved {
    background: rgba(255, 192, 0, 0.12);
    border: 1px solid rgba(255, 192, 0, 0.25);
    color: var(--gold);
}

.changelog-item-tag.fix {
    background: rgba(255, 107, 157, 0.12);
    border: 1px solid rgba(255, 107, 157, 0.25);
    color: var(--pink);
}

.changelog-item-tag svg {
    width: 10px;
    height: 10px;
    fill: currentColor;
}

.changelog-item-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Discord button in page-header */
.changelog-header-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 24px;
}

.changelog-header-actions .btn {
    padding: 10px 24px;
    font-size: 0.85rem;
}

/* Adjust timeline for mobile */
@media (max-width: 768px) {
    .changelog-row {
        flex-direction: column;
        gap: 16px;
    }
    
    .changelog-meta {
        width: 100%;
        flex-direction: row;
        align-items: center;
        gap: 16px;
        padding-top: 0;
    }
    
    .changelog-card {
        padding: 30px 24px;
    }
    
    .changelog-timeline::before {
        display: none;
    }
    
    .changelog-list {
        padding-left: 12px;
    }
    
    .changelog-item::before {
        left: -12px;
    }
}

/* ============================================================
   Solarium Hero Badge Hover
   ============================================================ */
a.sol-hero-badge {
    text-decoration: none;
    transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
a.sol-hero-badge:hover {
    background: rgba(255, 192, 0, 0.14);
    border-color: rgba(255, 192, 0, 0.45);
    transform: translateY(-1px);
}