/* =============================================
   AIContentKits — Custom Stylesheet
   ============================================= */

:root {
    --primary:       #2563EB;
    --primary-dark:  #1D4ED8;
    --primary-light: #DBEAFE;
    --secondary:     #0F172A;
    --dark:          #1E293B;
    --gray:          #64748B;
    --light-gray:    #F1F5F9;
    --white:         #FFFFFF;
    --accent:        #38BDF8;
    --success:       #10B981;
    --warning:       #F59E0B;
    --border:        #E2E8F0;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

/* ── NAVBAR ─────────────────────────────────── */
.navbar {
    background: rgba(15, 23, 42, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 0.9rem 0;
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.35rem;
    font-weight: 800;
    color: #fff !important;
    letter-spacing: -0.5px;
}
.navbar-brand span { color: var(--accent); }

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.75) !important;
    font-weight: 500;
    padding: 0.45rem 1rem !important;
    transition: color 0.2s;
    font-size: 0.93rem;
}
.navbar-nav .nav-link:hover { color: #fff !important; }
.navbar-toggler { border-color: rgba(255,255,255,0.2); }
.navbar-toggler-icon { filter: invert(1); }

.btn-nav-cta {
    background: var(--primary);
    color: #fff !important;
    border-radius: 8px !important;
    padding: 0.45rem 1.2rem !important;
    font-weight: 600 !important;
    font-size: 0.88rem !important;
    transition: background 0.2s, transform 0.2s !important;
}
.btn-nav-cta:hover {
    background: var(--primary-dark) !important;
    transform: translateY(-1px) !important;
}

/* ── HERO ────────────────────────────────────── */
.hero {
    background: linear-gradient(135deg, #0F172A 0%, #0F2A4A 45%, #1D4ED8 100%);
    min-height: 92vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 130px 0 90px;
}

.hero::before {
    content: '';
    position: absolute;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(37,99,235,0.25) 0%, transparent 70%);
    top: -280px; right: -200px;
    border-radius: 50%;
    pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute;
    width: 450px; height: 450px;
    background: radial-gradient(circle, rgba(56,189,248,0.15) 0%, transparent 70%);
    bottom: -120px; left: -80px;
    border-radius: 50%;
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background: rgba(37, 99, 235, 0.18);
    border: 1px solid rgba(56, 189, 248, 0.4);
    color: var(--accent);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 0.3px;
}

.hero h1 {
    font-size: clamp(2.1rem, 5vw, 3.75rem);
    font-weight: 800;
    color: #fff;
    letter-spacing: -1.5px;
    margin-bottom: 1.4rem;
    line-height: 1.1;
}
.hero h1 .gradient-text {
    background: linear-gradient(90deg, #38BDF8, #818CF8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.7);
    max-width: 520px;
    margin-bottom: 2.25rem;
    line-height: 1.75;
}

.btn-hero-primary {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 0.9rem 2.1rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
    box-shadow: 0 4px 24px rgba(37,99,235,0.45);
}
.btn-hero-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(37,99,235,0.55);
    color: #fff;
}

.btn-hero-outline {
    background: transparent;
    color: rgba(255,255,255,0.85);
    border: 2px solid rgba(255,255,255,0.25);
    padding: 0.9rem 2.1rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
}
.btn-hero-outline:hover {
    border-color: rgba(255,255,255,0.7);
    color: #fff;
    background: rgba(255,255,255,0.08);
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    flex-wrap: wrap;
}
.stat-item .number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    letter-spacing: -1px;
}
.stat-item .label {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.55);
    margin-top: 0.3rem;
    letter-spacing: 0.3px;
}

/* Hero right visual */
.hero-visual-wrapper {
    position: relative;
    z-index: 2;
}
.hero-mockup {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 24px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    max-width: 400px;
    margin-left: auto;
}
.hero-mockup-title {
    color: rgba(255,255,255,0.5);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}
.kit-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0.85rem;
    background: rgba(255,255,255,0.06);
    border-radius: 10px;
    margin-bottom: 0.5rem;
    border: 1px solid rgba(255,255,255,0.07);
}
.kit-item-icon {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.kit-item-icon i { color: #fff; font-size: 0.85rem; }
.kit-item-name { color: rgba(255,255,255,0.85); font-size: 0.82rem; font-weight: 600; }
.kit-item-price { color: var(--accent); font-size: 0.8rem; font-weight: 700; margin-left: auto; }

/* ── TRUST BAR ───────────────────────────────── */
.trust-bar {
    background: var(--light-gray);
    padding: 1.35rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.trust-item {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    color: var(--gray);
    font-weight: 500;
    font-size: 0.87rem;
    white-space: nowrap;
}
.trust-item i {
    color: var(--primary);
    font-size: 1.05rem;
    flex-shrink: 0;
}

/* ── SECTION SHARED ─────────────────────────── */
.section-label {
    color: var(--primary);
    font-weight: 700;
    font-size: 0.78rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 0.6rem;
    display: block;
}
.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.6rem);
    font-weight: 800;
    color: var(--secondary);
    letter-spacing: -0.75px;
    margin-bottom: 0.9rem;
}
.section-subtitle {
    color: var(--gray);
    font-size: 1.02rem;
    max-width: 580px;
    margin: 0 auto 3rem;
    line-height: 1.75;
}

/* ── PRODUCTS ────────────────────────────────── */
#products {
    padding: 90px 0;
    background: #F8FAFF;
}

.product-card {
    background: #fff;
    border: 1.5px solid var(--border);
    border-radius: 18px;
    padding: 1.75rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.product-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.3s;
}
.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(37,99,235,0.13);
    border-color: rgba(37,99,235,0.3);
}
.product-card:hover::before { opacity: 1; }

.product-icon {
    width: 50px; height: 50px;
    background: var(--primary-light);
    border-radius: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}
.product-icon i { color: var(--primary); font-size: 1.4rem; }

.product-badge {
    position: absolute;
    top: 1.1rem; right: 1.1rem;
    background: linear-gradient(135deg, #F59E0B, #EF4444);
    color: #fff;
    font-size: 0.66rem;
    font-weight: 700;
    padding: 0.22rem 0.6rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.product-badge.new-badge {
    background: linear-gradient(135deg, #10B981, #0891B2);
}

.product-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 0.5rem;
    line-height: 1.3;
    padding-right: 0.5rem;
}
.product-desc {
    color: var(--gray);
    font-size: 0.87rem;
    line-height: 1.65;
    flex-grow: 1;
    margin-bottom: 1.25rem;
}
.product-price {
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--secondary);
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
    line-height: 1;
}
.product-price sub {
    font-size: 1rem;
    font-weight: 600;
    vertical-align: middle;
    color: var(--gray);
}

.btn-buy {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 0.72rem 1.5rem;
    border-radius: 10px;
    font-weight: 700;
    font-size: 0.9rem;
    width: 100%;
    text-decoration: none;
    text-align: center;
    display: block;
    transition: all 0.25s;
}
.btn-buy:hover {
    background: var(--primary-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37,99,235,0.35);
}

.download-note {
    text-align: center;
    margin-top: 0.55rem;
    font-size: 0.73rem;
    color: var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
}
.download-note i { color: var(--success); font-size: 0.78rem; }

/* ── WHY CHOOSE US ──────────────────────────── */
#why-us {
    padding: 90px 0;
    background: #fff;
}

.feature-card {
    padding: 2rem;
    border-radius: 18px;
    border: 1.5px solid var(--border);
    height: 100%;
    transition: all 0.3s;
    background: #fff;
}
.feature-card:hover {
    border-color: rgba(37,99,235,0.35);
    box-shadow: 0 10px 35px rgba(37,99,235,0.09);
    transform: translateY(-3px);
}
.feature-icon {
    width: 58px; height: 58px;
    background: var(--primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}
.feature-icon i { color: #fff; font-size: 1.5rem; }
.feature-title { font-size: 1.07rem; font-weight: 700; color: var(--secondary); margin-bottom: 0.55rem; }
.feature-desc { color: var(--gray); font-size: 0.88rem; line-height: 1.7; margin: 0; }

/* ── TESTIMONIALS ───────────────────────────── */
#testimonials {
    padding: 90px 0;
    background: var(--light-gray);
}

.testimonial-card {
    background: #fff;
    border-radius: 18px;
    padding: 2rem;
    border: 1.5px solid var(--border);
    height: 100%;
    transition: all 0.3s;
}
.testimonial-card:hover {
    box-shadow: 0 12px 35px rgba(0,0,0,0.09);
    transform: translateY(-4px);
}
.stars { color: var(--warning); font-size: 0.88rem; margin-bottom: 1rem; letter-spacing: 2px; }
.testimonial-text {
    color: var(--dark);
    font-size: 0.93rem;
    line-height: 1.75;
    margin-bottom: 1.5rem;
    font-style: italic;
}
.testimonial-text::before { content: '\201C'; }
.testimonial-text::after  { content: '\201D'; }
.author-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}
.author-name { font-weight: 700; font-size: 0.88rem; color: var(--secondary); margin: 0; line-height: 1.3; }
.author-role { font-size: 0.78rem; color: var(--gray); margin: 0; }

/* ── FAQ ────────────────────────────────────── */
#faq { padding: 90px 0; background: #fff; }
.accordion-item {
    border: 1.5px solid var(--border) !important;
    border-radius: 12px !important;
    margin-bottom: 0.7rem;
    overflow: hidden;
}
.accordion-button {
    font-weight: 600;
    color: var(--secondary) !important;
    background: #fff !important;
    font-size: 0.95rem;
    padding: 1.2rem 1.5rem;
}
.accordion-button:not(.collapsed) {
    color: var(--primary) !important;
    background: var(--primary-light) !important;
    box-shadow: none !important;
}
.accordion-body {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.75;
    padding: 1.2rem 1.5rem;
    border-top: 1px solid var(--border);
}

/* ── CTA BANNER ─────────────────────────────── */
.cta-banner {
    background: linear-gradient(135deg, #1D4ED8 0%, #0F172A 100%);
    padding: 90px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(56,189,248,0.1) 0%, transparent 65%);
    top: -300px; right: -100px;
    border-radius: 50%;
}
.cta-banner h2 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.75px;
    margin-bottom: 1rem;
}
.cta-banner p {
    color: rgba(255,255,255,0.7);
    font-size: 1.05rem;
    margin-bottom: 2.25rem;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* ── FOOTER ─────────────────────────────────── */
footer {
    background: var(--secondary);
    color: rgba(255,255,255,0.65);
    padding: 65px 0 30px;
}
.footer-brand { font-size: 1.3rem; font-weight: 800; color: #fff; margin-bottom: 0.65rem; letter-spacing: -0.5px; }
.footer-brand span { color: var(--accent); }
.footer-tagline { font-size: 0.85rem; color: rgba(255,255,255,0.45); line-height: 1.7; max-width: 260px; }
.footer-heading { color: #fff; font-weight: 600; font-size: 0.82rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 1.5px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: rgba(255,255,255,0.45); text-decoration: none; font-size: 0.875rem; transition: color 0.2s; }
.footer-links a:hover { color: #fff; }
hr.footer-divider { border-color: rgba(255,255,255,0.08); margin: 2.5rem 0 1.5rem; }
.footer-copy { font-size: 0.78rem; color: rgba(255,255,255,0.35); }
.footer-legal a { color: rgba(255,255,255,0.35); text-decoration: none; font-size: 0.78rem; margin-left: 1.5rem; transition: color 0.2s; }
.footer-legal a:hover { color: rgba(255,255,255,0.7); }

/* ── PAGE HEADER ────────────────────────────── */
.page-header {
    background: linear-gradient(135deg, #0F172A 0%, #1E3A5F 100%);
    padding: 130px 0 65px;
    text-align: center;
}
.page-header h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: #fff; letter-spacing: -0.75px; margin-bottom: 0.7rem; }
.page-header p { color: rgba(255,255,255,0.6); font-size: 1rem; max-width: 520px; margin: 0 auto; line-height: 1.7; }

/* ── CONTACT ────────────────────────────────── */
.contact-card {
    background: #fff;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 4px 40px rgba(0,0,0,0.07);
    border: 1.5px solid var(--border);
}
.form-control, .form-select {
    border: 1.5px solid var(--border);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 0.93rem;
    color: var(--dark);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
    outline: none;
}
.form-label { font-weight: 600; font-size: 0.875rem; color: var(--secondary); margin-bottom: 0.4rem; }
.btn-submit {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 0.85rem 2rem;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1rem;
    width: 100%;
    transition: all 0.3s;
    cursor: pointer;
}
.btn-submit:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(37,99,235,0.35); }

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.info-icon {
    width: 44px; height: 44px;
    background: var(--primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.info-icon i { color: var(--primary); font-size: 1.1rem; }
.info-label { font-weight: 600; font-size: 0.85rem; color: var(--secondary); margin-bottom: 0.2rem; }
.info-value { color: var(--gray); font-size: 0.9rem; }

/* ── LEGAL PAGES ────────────────────────────── */
.legal-section { padding: 70px 0; }
.legal-content { max-width: 800px; margin: 0 auto; }
.legal-date { color: var(--gray); font-size: 0.85rem; margin-bottom: 2.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border); }
.legal-content h2 { font-size: 1.35rem; font-weight: 700; color: var(--secondary); margin-top: 2.5rem; margin-bottom: 0.7rem; }
.legal-content h3 { font-size: 1.07rem; font-weight: 600; color: var(--dark); margin-top: 1.5rem; margin-bottom: 0.5rem; }
.legal-content p, .legal-content li { color: var(--gray); font-size: 0.93rem; line-height: 1.85; }
.legal-content ul, .legal-content ol { padding-left: 1.5rem; margin-bottom: 1rem; }
.legal-content a { color: var(--primary); }

/* ── ABOUT ──────────────────────────────────── */
.value-card {
    padding: 1.75rem;
    background: var(--light-gray);
    border-radius: 14px;
    height: 100%;
    border: 1.5px solid var(--border);
    transition: all 0.3s;
}
.value-card:hover { border-color: rgba(37,99,235,0.3); background: var(--primary-light); }
.value-card i { color: var(--primary); font-size: 1.6rem; margin-bottom: 0.85rem; display: block; }
.value-card h4 { font-size: 1rem; font-weight: 700; color: var(--secondary); margin-bottom: 0.4rem; }
.value-card p { color: var(--gray); font-size: 0.875rem; line-height: 1.65; margin: 0; }

.team-card {
    text-align: center;
    padding: 2rem;
    background: #fff;
    border-radius: 18px;
    border: 1.5px solid var(--border);
}
.team-avatar {
    width: 80px; height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.75rem;
    color: #fff;
    font-weight: 700;
}

/* ── RESPONSIVE ─────────────────────────────── */
@media (max-width: 991px) {
    .navbar-collapse { background: rgba(15,23,42,0.97); border-radius: 12px; margin-top: 0.75rem; padding: 1rem; }
    .btn-nav-cta { margin-top: 0.5rem; }
}

@media (max-width: 767px) {
    .hero { padding: 110px 0 70px; min-height: auto; text-align: center; }
    .hero-sub, .hero h1 { text-align: center; }
    .hero-sub { margin-left: auto; margin-right: auto; }
    .btn-group-hero { justify-content: center; flex-wrap: wrap; }
    .hero-stats { justify-content: center; gap: 1.5rem; }
    .hero-visual-wrapper { margin-top: 3rem; }
    .hero-mockup { margin: 0 auto; }
    .trust-bar .row { gap: 0.75rem 0; }
    .footer-legal { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.75rem; }
    .footer-legal a { margin-left: 0; margin-right: 0.75rem; }
    .legal-section { padding: 50px 0; }
}

@media (max-width: 575px) {
    .hero h1 { font-size: 2rem; letter-spacing: -0.75px; }
    .hero-stats { gap: 1rem; }
    .stat-item .number { font-size: 1.5rem; }
    .product-card { padding: 1.4rem; }
    .cta-banner { padding: 65px 0; }
}