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

:root {
    --bg-deep: #0a0818;
    --bg-dark: #0f0c29;
    --bg-card: #1a1640;
    --bg-card-hover: #221d55;
    --accent: #7b5ea7;
    --accent-light: #a07fd4;
    --accent-glow: rgba(123, 94, 167, 0.3);
    --text-primary: #f0eeff;
    --text-secondary: #b8aed4;
    --text-muted: #7a6fa8;
    --border: rgba(123, 94, 167, 0.25);
    --gradient: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    --gradient-btn: linear-gradient(135deg, #7b5ea7, #a07fd4);
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 8px 32px rgba(10, 8, 24, 0.5);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
    --transition: 0.25s ease;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

a { color: var(--accent-light); text-decoration: none; transition: color var(--transition); }
a:hover { color: #fff; }

img { max-width: 100%; display: block; }

/* =====================
   TYPOGRAPHY
   ===================== */
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: 1.2rem; }

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-light);
    background: rgba(123, 94, 167, 0.15);
    border: 1px solid var(--border);
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 16px;
}

/* =====================
   BUTTONS
   ===================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-btn);
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(123, 94, 167, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--accent-light);
    border: 1.5px solid var(--accent);
}
.btn-outline:hover {
    background: var(--accent);
    color: #fff;
}

.btn-nav {
    background: var(--gradient-btn);
    color: #fff !important;
    padding: 10px 22px;
    font-size: 0.9rem;
    border-radius: 50px;
}
.btn-nav:hover { transform: translateY(-1px); color: #fff; }

.btn-lg { padding: 18px 40px; font-size: 1.1rem; }

/* =====================
   HEADER
   ===================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 8, 24, 0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary) !important;
    font-weight: 700;
    font-size: 1.3rem;
    letter-spacing: -0.02em;
}
.logo-icon { font-size: 1.5rem; }

.main-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.main-nav a:not(.btn-nav) {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}
.main-nav a:not(.btn-nav):hover { color: var(--text-primary); }

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition);
}
.burger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* =====================
   HERO
   ===================== */
.hero {
    background: var(--gradient);
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(123, 94, 167, 0.2) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content { animation: fadeInUp 0.7s ease both; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(123, 94, 167, 0.2);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 6px 16px;
    font-size: 0.85rem;
    color: var(--accent-light);
    margin-bottom: 24px;
}

.hero h1 { margin-bottom: 20px; }
.hero h1 span { color: var(--accent-light); }

.hero-sub {
    color: var(--text-secondary);
    font-size: 1.15rem;
    margin-bottom: 36px;
    max-width: 480px;
}

.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-trust {
    margin-top: 40px;
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--text-muted);
    font-size: 0.85rem;
}
.hero-trust-avatars {
    display: flex;
}
.hero-trust-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-btn);
    border: 2px solid var(--bg-dark);
    margin-right: -8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.hero-visual {
    animation: fadeInRight 0.7s ease 0.2s both;
}

.chat-mockup {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
}

.chat-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.chat-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-btn);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.chat-name { font-weight: 600; }
.chat-status { font-size: 0.75rem; color: #4ade80; }

.chat-messages { display: flex; flex-direction: column; gap: 12px; }

.msg {
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.9rem;
    max-width: 85%;
    line-height: 1.5;
}

.msg-bot {
    background: rgba(123, 94, 167, 0.15);
    border: 1px solid var(--border);
    border-radius: 12px 12px 12px 2px;
    align-self: flex-start;
}

.msg-user {
    background: var(--gradient-btn);
    border-radius: 12px 12px 2px 12px;
    align-self: flex-end;
}

/* =====================
   SECTIONS COMMON
   ===================== */
.section { padding: 80px 0; }
.section-dark { background: var(--bg-card); }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header p { color: var(--text-secondary); margin-top: 12px; font-size: 1.05rem; }

/* =====================
   PROBLEMS
   ===================== */
.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.problem-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 24px;
    transition: all var(--transition);
}
.problem-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.problem-icon { font-size: 2.5rem; margin-bottom: 16px; }
.problem-card h3 { margin-bottom: 10px; }
.problem-card p { color: var(--text-secondary); font-size: 0.95rem; }

/* =====================
   HOW IT WORKS
   ===================== */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 36px;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.step-card {
    text-align: center;
    padding: 28px 16px;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--gradient-btn);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin: 0 auto 16px;
    box-shadow: 0 0 20px var(--accent-glow);
}

.step-card h3 { margin-bottom: 8px; font-size: 1rem; }
.step-card p { color: var(--text-secondary); font-size: 0.875rem; }

/* =====================
   FEATURES
   ===================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: all var(--transition);
}
.feature-card:hover {
    border-color: var(--accent);
    background: var(--bg-card-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

.feature-icon { font-size: 2rem; margin-bottom: 14px; }
.feature-card h3 { margin-bottom: 8px; }
.feature-card p { color: var(--text-secondary); font-size: 0.9rem; }

/* =====================
   PRICING
   ===================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition);
    position: relative;
}

.pricing-card.popular {
    border-color: var(--accent);
    background: linear-gradient(135deg, #1a1640, #221d55);
    box-shadow: 0 0 40px var(--accent-glow);
}

.popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-btn);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 4px 20px;
    border-radius: 20px;
    white-space: nowrap;
}

.plan-name { font-size: 1.1rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 8px; }
.plan-price { font-size: 2.5rem; font-weight: 700; margin-bottom: 4px; }
.plan-price span { font-size: 1rem; font-weight: 400; color: var(--text-muted); }
.plan-desc { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 24px; }

.plan-features { list-style: none; margin-bottom: 28px; display: flex; flex-direction: column; gap: 10px; }
.plan-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.9rem; color: var(--text-secondary); }
.plan-features li::before { content: '✓'; color: #4ade80; font-weight: 700; flex-shrink: 0; margin-top: 1px; }

.plan-features li.not-included { color: var(--text-muted); }
.plan-features li.not-included::before { content: '—'; color: var(--text-muted); }

/* =====================
   TESTIMONIALS
   ===================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
}

.testimonial-stars { color: #fbbf24; font-size: 1.1rem; margin-bottom: 14px; }
.testimonial-text { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 20px; line-height: 1.7; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-btn);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}
.testimonial-name { font-weight: 600; font-size: 0.95rem; }
.testimonial-role { color: var(--text-muted); font-size: 0.8rem; }

/* =====================
   FAQ
   ===================== */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    padding: 20px 24px;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: background var(--transition);
    font-family: inherit;
}
.faq-question:hover { background: rgba(123, 94, 167, 0.1); }

.faq-chevron {
    flex-shrink: 0;
    transition: transform var(--transition);
    color: var(--accent-light);
    font-size: 1.2rem;
}

.faq-item.open .faq-chevron { transform: rotate(180deg); }

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.25s ease;
    padding: 0 24px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}
.faq-item.open .faq-answer { max-height: 400px; padding: 0 24px 20px; }

/* =====================
   CTA SECTION
   ===================== */
.cta-section {
    background: var(--gradient);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(123,94,167,0.25) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.cta-section h2 { margin-bottom: 16px; }
.cta-section p { color: var(--text-secondary); margin-bottom: 36px; font-size: 1.05rem; }
.cta-note { margin-top: 16px; color: var(--text-muted); font-size: 0.85rem; }

/* =====================
   FOOTER
   ===================== */
.site-footer { background: var(--bg-card); border-top: 1px solid var(--border); }

.footer-inner {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    padding: 56px 0 40px;
}

.footer-brand .logo-icon { font-size: 1.4rem; }
.footer-brand .logo-text { font-size: 1.2rem; font-weight: 700; margin-left: 8px; }
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; margin-top: 8px; }

.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-col h4 { color: var(--text-primary); font-size: 0.9rem; font-weight: 600; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.05em; }
.footer-col a { display: block; color: var(--text-muted); font-size: 0.9rem; margin-bottom: 10px; transition: color var(--transition); }
.footer-col a:hover { color: var(--accent-light); }

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 20px 0;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.82rem; margin-bottom: 4px; }

/* =====================
   BLOG
   ===================== */
.blog-hero { background: var(--gradient); padding: 60px 0 50px; }
.blog-hero h1 { margin-bottom: 10px; }
.blog-hero p { color: var(--text-secondary); font-size: 1.05rem; }

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    padding: 60px 0;
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}
.blog-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.blog-card-thumb {
    height: 140px;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.blog-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.blog-card-meta { color: var(--text-muted); font-size: 0.8rem; margin-bottom: 10px; }
.blog-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.blog-card p { color: var(--text-secondary); font-size: 0.9rem; flex: 1; margin-bottom: 16px; }
.blog-card .read-more { color: var(--accent-light); font-size: 0.9rem; font-weight: 500; }
.blog-card .read-more:hover { color: #fff; }

/* BLOG POST */
.post-hero { background: var(--gradient); padding: 60px 0 50px; }
.post-meta { color: var(--text-muted); font-size: 0.9rem; margin-top: 12px; }

.post-content-wrap { padding: 60px 0; }
.post-content-inner { display: grid; grid-template-columns: 700px 1fr; gap: 60px; align-items: start; }

.post-content {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1rem;
}
.post-content h2 { color: var(--text-primary); margin: 36px 0 16px; font-size: 1.4rem; }
.post-content h3 { color: var(--text-primary); margin: 28px 0 12px; }
.post-content p { margin-bottom: 18px; }
.post-content ul, .post-content ol { margin: 0 0 18px 24px; }
.post-content li { margin-bottom: 8px; }
.post-content strong { color: var(--text-primary); }
.post-content blockquote {
    border-left: 3px solid var(--accent);
    padding: 12px 20px;
    margin: 24px 0;
    background: rgba(123,94,167,0.08);
    border-radius: 0 8px 8px 0;
    font-style: italic;
}

.post-sidebar { position: sticky; top: 88px; }
.sidebar-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
}
.sidebar-card h4 { margin-bottom: 16px; font-size: 1rem; }
.sidebar-related a { display: block; color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 10px; transition: color var(--transition); }
.sidebar-related a:hover { color: var(--accent-light); }

.post-cta {
    background: linear-gradient(135deg, #1a1640, #221d55);
    border: 1px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
}
.post-cta p { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 16px; }

/* PRIVACY */
.privacy-content { max-width: 760px; margin: 60px auto; }
.privacy-content h2 { color: var(--text-primary); margin: 36px 0 14px; }
.privacy-content p, .privacy-content li { color: var(--text-secondary); line-height: 1.8; }
.privacy-content ul { margin: 0 0 16px 24px; }
.privacy-content li { margin-bottom: 6px; }

/* =====================
   ANIMATIONS
   ===================== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

/* =====================
   RESPONSIVE
   ===================== */
@media (max-width: 1024px) {
    .post-content-inner { grid-template-columns: 1fr; }
    .post-sidebar { position: static; }
}

@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; text-align: center; }
    .hero-visual { display: none; }
    .hero-cta { justify-content: center; }
    .hero-trust { justify-content: center; }
    .problems-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid::before { display: none; }
    .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
    .testimonials-grid { grid-template-columns: 1fr; max-width: 540px; margin: 0 auto; }
    .footer-inner { grid-template-columns: 1fr; gap: 36px; }
    .footer-links { grid-template-columns: repeat(3, 1fr); }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .burger { display: flex; }
    .main-nav {
        display: none;
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10,8,24,0.98);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 32px;
        font-size: 1.2rem;
        z-index: 99;
    }
    .main-nav.open { display: flex; }
    .features-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; }
    .footer-links { grid-template-columns: 1fr; }
    .blog-grid { grid-template-columns: 1fr; }
    .btn-lg { padding: 16px 28px; font-size: 1rem; }
    .section { padding: 56px 0; }
}