* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Montserrat', Arial, sans-serif;
    background-color: #F1F5F9;
    color: #1E293B;
}

/* HEADER */
.site-header {
    background-color: #0F172A;
    color: white;
    padding: 18px 8%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

/* BRAND FONT */
.logo,
.footer-logo,
.hero-brand {
    font-family: 'Orbitron', 'Montserrat', Arial, sans-serif;
}

.logo,
.footer-logo {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 4px;
}

/* Q COLOR */
.logo span,
.footer-logo span,
.hero-brand span {
    color: #14B8A6;
}

/* NAV */
nav a {
    color: white;
    text-decoration: none;
    margin-left: 25px;
    font-size: 15px;
    font-weight: 600;
}

nav a:hover {
    color: #14B8A6;
}

/* HERO */
.hero {
    padding: 95px 8%;
    text-align: center;
    background:
        radial-gradient(circle at top right, rgba(20, 184, 166, 0.35), transparent 35%),
        linear-gradient(135deg, #E2E8F0, #CBD5E1);
}

/* HERO BADGE */
.hero-badge {
    display: inline-block;
    background-color: #CCFBF1;
    color: #0F766E;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 22px;
}

/* CENTER BRAND */
.hero-brand {
    font-size: 42px;
    letter-spacing: 5px;
    margin: 0 0 22px;
    color: #0F172A;
    font-weight: 700;
}

.hero-brand span {
    color: #14B8A6;
    text-shadow: 0 0 8px rgba(20, 184, 166, 0.4);
}

/* HERO TEXT */
.hero h2 {
    font-size: 32px;
    margin-bottom: 20px;
    color: #0F172A;
}

.hero p {
    max-width: 820px;
    margin: auto;
    font-size: 18px;
    line-height: 1.7;
    color: #334155;
}

/* BUTTONS */
.hero-buttons {
    margin-top: 36px;
}

.primary-btn,
.secondary-btn {
    padding: 14px 24px;
    border-radius: 10px;
    text-decoration: none;
    margin: 8px;
    display: inline-block;
    font-weight: 800;
}

.primary-btn {
    background-color: #14B8A6;
    color: white;
    box-shadow: 0 10px 20px rgba(20, 184, 166, 0.25);
}

.primary-btn:hover {
    background-color: #0D9488;
}

.secondary-btn {
    border: 2px solid #14B8A6;
    color: #0F172A;
    background-color: #F8FAFC;
}

.secondary-btn:hover {
    background-color: #CCFBF1;
}

/* SERVICES */
.services {
    padding: 75px 8%;
    background-color: #F1F5F9;
    text-align: center;
}

.services h2,
.why-section h2,
.contact-section h2 {
    font-size: 34px;
    color: #0F172A;
    margin-bottom: 12px;
}

.section-subtitle {
    max-width: 780px;
    margin: 0 auto;
    color: #475569;
    line-height: 1.7;
}

.service-grid {
    margin-top: 38px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.service-card {
    background-color: #E2E8F0;
    padding: 28px;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.10);
    text-align: left;
    cursor: pointer;
    border: 1px solid rgba(20, 184, 166, 0.2);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border 0.2s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.16);
    border-color: #14B8A6;
}

.service-card h3 {
    color: #0F172A;
    margin-bottom: 10px;
}

.service-card p {
    color: #334155;
    line-height: 1.6;
}

.service-card::after {
    content: "Click to learn more";
    display: block;
    margin-top: 14px;
    font-size: 13px;
    color: #0D9488;
    font-weight: 800;
}

.service-card.active::after {
    content: "Click to hide details";
}

.service-details {
    display: none;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid #CBD5E1;
}

.service-card.active .service-details {
    display: block;
}

.service-details p {
    color: #334155;
    line-height: 1.7;
}

/* WHY */
.why-section {
    padding: 75px 8%;
    background:
        linear-gradient(135deg, #99F6E4, #CCFBF1);
}

.why-content {
    max-width: 900px;
}

.why-section p {
    font-size: 18px;
    color: #334155;
    line-height: 1.7;
}

.why-section ul {
    margin-top: 25px;
    padding-left: 20px;
}

.why-section li {
    margin-bottom: 14px;
    font-size: 17px;
    color: #0F172A;
}

/* CONTACT */
.contact-section {
    padding: 75px 8%;
    background-color: #F1F5F9;
    text-align: center;
}

.contact-section p {
    color: #475569;
    line-height: 1.7;
}

.contact-section form {
    max-width: 680px;
    margin: 35px auto 0;
    display: flex;
    flex-direction: column;
    background-color: #E2E8F0;
    padding: 28px;
    border-radius: 18px;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
    border: 1px solid rgba(20, 184, 166, 0.18);
}

.contact-section input,
.contact-section textarea {
    margin-bottom: 15px;
    padding: 15px;
    border: 1px solid #CBD5E1;
    border-radius: 10px;
    font-size: 15px;
    font-family: 'Montserrat', Arial, sans-serif;
    background-color: #F8FAFC;
}

.contact-section input:focus,
.contact-section textarea:focus {
    outline: none;
    border-color: #14B8A6;
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

.contact-section textarea {
    min-height: 145px;
    resize: vertical;
}

.captcha-wrapper {
    display: flex;
    justify-content: center;
    margin: 10px 0 18px;
}

.privacy-note {
    font-size: 12px;
    color: #64748B;
    line-height: 1.5;
    margin: 0 0 18px;
}

.contact-section button {
    background-color: #14B8A6;
    color: white;
    padding: 15px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 800;
}

.contact-section button:hover {
    background-color: #0D9488;
}

.success-message {
    max-width: 680px;
    margin: 20px auto;
    padding: 14px;
    background-color: #DCFCE7;
    color: #166534;
    border-radius: 10px;
    font-weight: 600;
}

.error-message {
    max-width: 680px;
    margin: 20px auto;
    padding: 14px;
    background-color: #FEE2E2;
    color: #991B1B;
    border-radius: 10px;
    font-weight: 600;
}

/* FOOTER */
footer {
    background-color: #020617;
    color: white;
    text-align: center;
    padding: 38px 8%;
}

footer p {
    color: #CBD5E1;
}

/* MOBILE */
@media (max-width: 900px) {
    .site-header {
        flex-direction: column;
        gap: 15px;
    }

    nav a {
        margin: 0 8px;
        font-size: 14px;
    }

    .hero {
        padding: 70px 6%;
    }

    .hero-brand {
        font-size: 34px;
    }

    .hero h2 {
        font-size: 24px;
    }

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

    .contact-section form {
        padding: 20px;
    }
}