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

:root {
    --primary: #1a365d;
    --primary-dark: #0f2744;
    --accent: #e53e3e;
    --accent-hover: #c53030;
    --light: #f7fafc;
    --gray: #718096;
    --dark: #2d3748;
    --white: #ffffff;
    --success: #38a169;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --radius: 12px;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.75;
    color: var(--dark);
    background: #f0f4f8;
}

a {
    text-decoration: none;
    color: var(--accent);
    transition: color 0.2s;
}

a:hover {
    color: var(--accent-hover);
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 20px;
}

/* TOP BAR */
.top-bar {
    background: var(--primary-dark);
    color: #a0aec0;
    padding: 9px 0;
    font-size: 0.9rem;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.top-bar a {
    color: #e2e8f0;
    margin-left: 18px;
    font-weight: 500;
}

.top-bar a:hover {
    color: #fff;
}

/* HEADER */
header {
    background: var(--white);
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 0;
}

.logo img {
    height: 52px;
    width: auto;
    border-radius: 6px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 4px;
    align-items: center;
    flex-wrap: wrap;
}

nav ul li {
    position: relative;
}

nav ul li a {
    display: block;
    padding: 9px 13px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.92rem;
    border-radius: 6px;
    transition: all 0.25s;
}

nav ul li a:hover,
nav ul li a.active {
    background: var(--accent);
    color: #fff;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    min-width: 230px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
    border-radius: 8px;
    overflow: hidden;
    z-index: 200;
    padding: 6px 0;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    padding: 11px 18px;
    color: var(--dark);
    font-weight: 500;
    border-radius: 0;
}

.dropdown-menu a:hover {
    background: #edf2f7;
    color: var(--accent);
}

/* HERO */
.hero {
    background: linear-gradient(135deg, #1a365d 0%, #2b6cb0 50%, #3182ce 100%);
    color: #fff;
    padding: 75px 0 85px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.hero h1 {
    font-size: 2.7rem;
    margin-bottom: 18px;
    line-height: 1.25;
    font-weight: 800;
    position: relative;
}

.hero p {
    font-size: 1.2rem;
    max-width: 720px;
    margin: 0 auto 32px;
    opacity: 0.93;
    position: relative;
}

.btn {
    display: inline-block;
    padding: 14px 30px;
    background: var(--accent);
    color: #fff !important;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.02rem;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(229,62,62,0.35);
}

.btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(229,62,62,0.45);
}

.btn-outline {
    background: transparent;
    border: 2px solid rgba(255,255,255,0.85);
    margin-left: 12px;
    box-shadow: none;
}

.btn-outline:hover {
    background: #fff;
    color: var(--primary) !important;
    border-color: #fff;
}

/* STATS */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 18px;
    margin: -45px auto 40px;
    max-width: 900px;
    position: relative;
    z-index: 5;
}

.stat-box {
    background: var(--white);
    color: var(--primary);
    padding: 26px 14px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.stat-box .number {
    font-size: 2rem;
    font-weight: 800;
    display: block;
    color: var(--accent);
}

.stat-box .label {
    font-size: 0.9rem;
    color: var(--gray);
    font-weight: 600;
    margin-top: 4px;
}

/* MAIN */
main {
    padding: 20px 0 50px;
}

.content-section {
    background: var(--white);
    border-radius: var(--radius);
    padding: 42px 40px;
    margin-bottom: 28px;
    box-shadow: var(--shadow);
}

.content-section h2 {
    color: var(--primary);
    font-size: 1.75rem;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 3px solid var(--accent);
    font-weight: 700;
}

.content-section h3 {
    color: #2b6cb0;
    font-size: 1.3rem;
    margin: 30px 0 12px;
    font-weight: 700;
}

.content-section p {
    margin-bottom: 15px;
    font-size: 1.05rem;
    color: #4a5568;
}

.content-section ul,
.content-section ol {
    margin: 14px 0 20px 22px;
}

.content-section li {
    margin-bottom: 8px;
    color: #4a5568;
}

.content-section strong {
    color: var(--primary);
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 22px;
    margin: 32px 0;
}

.feature-card {
    background: linear-gradient(145deg, #f7fafc, #edf2f7);
    padding: 28px 22px;
    border-radius: var(--radius);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid #e2e8f0;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.1);
}

.feature-card h4 {
    color: var(--primary);
    margin: 12px 0 8px;
    font-size: 1.12rem;
}

.feature-icon {
    font-size: 2.4rem;
    line-height: 1;
}

/* Pricing */
.pricing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin: 35px 0;
}

.price-card {
    background: var(--white);
    border: 2px solid #e2e8f0;
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s;
    position: relative;
}

.price-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.price-card.popular {
    border-color: var(--accent);
    box-shadow: 0 10px 30px rgba(229,62,62,0.15);
}

.price-card.popular::before {
    content: 'BEST VALUE';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 20px;
}

.price-card h4 {
    color: var(--primary);
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.price-card .price {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--accent);
    margin: 12px 0;
}

.price-card .price span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray);
}

.price-card ul {
    list-style: none;
    margin: 20px 0;
    text-align: left;
}

.price-card ul li {
    padding: 7px 0;
    border-bottom: 1px solid #edf2f7;
    font-size: 0.95rem;
}

.price-card ul li::before {
    content: '✓ ';
    color: var(--success);
    font-weight: 700;
}

/* Comparison */
.comparison {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    font-size: 0.95rem;
}

.comparison th,
.comparison td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

.comparison th {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}

.comparison tr:nth-child(even) {
    background: #f7fafc;
}

.comparison .check {
    color: var(--success);
    font-weight: 700;
}

.comparison .cross {
    color: #e53e3e;
}

/* Testimonials */
.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 22px;
    margin: 30px 0;
}

.testimonial {
    background: #f7fafc;
    border-left: 4px solid var(--accent);
    padding: 22px;
    border-radius: 0 var(--radius) var(--radius) 0;
}

.testimonial p {
    font-style: italic;
    margin-bottom: 12px;
    color: #4a5568;
}

.testimonial .author {
    font-weight: 700;
    color: var(--primary);
    font-size: 0.95rem;
}

/* CTA */
.cta-box {
    background: linear-gradient(135deg, var(--accent) 0%, #c53030 100%);
    color: #fff;
    padding: 42px 35px;
    border-radius: var(--radius);
    text-align: center;
    margin: 40px 0 20px;
}

.cta-box h2 {
    color: #fff;
    border: none;
    margin-bottom: 12px;
    padding: 0;
}

.cta-box p {
    color: rgba(255,255,255,0.92);
    margin-bottom: 22px;
}

.cta-box .btn {
    background: #fff;
    color: var(--accent) !important;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.cta-box .btn:hover {
    background: #edf2f7;
}

/* FOOTER */
footer {
    background: var(--primary-dark);
    color: #a0aec0;
    padding: 55px 0 22px;
    margin-top: 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 32px;
    margin-bottom: 35px;
}

.footer-grid h4 {
    color: #fff;
    margin-bottom: 16px;
    font-size: 1.1rem;
}

.footer-grid ul {
    list-style: none;
}

.footer-grid ul li {
    margin-bottom: 9px;
}

.footer-grid a {
    color: #a0aec0;
}

.footer-grid a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid #2d4a6f;
    padding-top: 20px;
    text-align: center;
    font-size: 0.88rem;
}

.contact-info p {
    margin-bottom: 9px;
}

/* WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    background: #25d366;
    color: #fff !important;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.7rem;
    box-shadow: 0 5px 20px rgba(37,211,102,0.4);
    z-index: 999;
    transition: transform 0.3s;
}

.whatsapp-float:hover {
    transform: scale(1.12);
}

/* Responsive */
@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        gap: 14px;
    }
    nav ul {
        justify-content: center;
    }
    .hero h1 {
        font-size: 1.85rem;
    }
    .hero p {
        font-size: 1.05rem;
    }
    .content-section {
        padding: 28px 20px;
    }
    .btn-outline {
        margin-left: 0;
        margin-top: 12px;
        display: inline-block;
    }
    .stats {
        margin-top: -30px;
    }
}