/* =================================
   1. GLOBAL RESET
================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #172033;
    background-color: #ffffff;
    line-height: 1.6;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

/* =================================
   2. BRAND COLORS
================================= */

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --heading-color: #101828;
    --text-color: #667085;
    --background-color: #ffffff;
    --light-background: #f8faff;
    --border-color: #e5e7eb;
}

/* =================================
   3. REUSABLE LAYOUT
================================= */

.container {
    width: min(1120px, 90%);
    margin-inline: auto;
}

.section {
    padding: 80px 0;
}

.section-title {
    color: var(--heading-color);
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-description {
    color: var(--text-color);
    max-width: 650px;
    font-size: 16px;
}

/* =================================
   4. REUSABLE BUTTONS
================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-weight: 600;
    transition: 0.3s ease;
}

.btn-primary {
    color: #ffffff;
    background-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-outline {
    color: var(--heading-color);
    background-color: transparent;
    border-color: var(--border-color);
}

.btn-outline:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

/* =================================
   5. RESPONSIVE LAYOUT
================================= */

@media (max-width: 768px) {
    .container {
        width: 92%;
    }

    .section {
        padding: 56px 0;
    }
}

/* =========================================
   SHARED HEADER — ALL PAGES
========================================= */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-color);
}

.navbar {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--heading-color);
    font-size: 25px;
    font-weight: 800;
    letter-spacing: -1px;
    white-space: nowrap;
}

.logo-number {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 26px;
}

.nav-links a {
    color: #475467;
    font-size: 14px;
    font-weight: 600;
    transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
    color: var(--primary-color);
}

.nav-links .nav-contact {
    padding: 11px 17px;
    color: #ffffff;
    background: var(--primary-color);
    border-radius: 8px;
}

.nav-links .nav-contact:hover {
    color: #ffffff;
    background: var(--primary-dark);
}

.menu-toggle {
    display: none;
    padding: 5px 9px;
    color: var(--heading-color);
    background: transparent;
    border: 0;
    font-size: 26px;
}


/* =========================================
   SHARED FOOTER — ALL PAGES
========================================= */

.site-footer {
    padding: 52px 0 0;
    color: #172033;
    background: #f8faff;
    border-top: 1px solid #e8edf5;
}

.footer-main {
    display: grid;
    grid-template-columns: 1.4fr 0.7fr 1.1fr;
    gap: 48px;
    padding-bottom: 38px;
}

.footer-logo {
    color: #101828;
    font-size: 25px;
}

.footer-tagline {
    margin-top: 12px;
    color: #344054;
    font-size: 13px;
    font-weight: 600;
}

.footer-description {
    max-width: 340px;
    margin-top: 15px;
    color: #667085;
    font-size: 14px;
    line-height: 1.9;
}

.footer-main h3 {
    margin-bottom: 18px;
    color: #101828;
    font-size: 15px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
}

.footer-links a,
.footer-contact a {
    color: #667085;
    font-size: 13px;
    overflow-wrap: anywhere;
    transition: color 0.2s ease;
}

.footer-links a:hover,
.footer-contact a:hover,
.footer-cta:hover {
    color: var(--primary-color);
}

.footer-contact p {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    margin-bottom: 15px;
}

.footer-label {
    color: #98a2b3;
    font-size: 12px;
    font-weight: 600;
}

.footer-value {
    color: #667085;
    font-size: 13px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    padding: 20px 0;
    border-top: 1px solid #e4e9f2;
}

.footer-bottom p {
    color: #98a2b3;
    font-size: 12px;
}

.footer-cta {
    color: #344054;
    font-size: 13px;
    font-weight: 600;
}


/* =========================================
   SHARED RESPONSIVE NAVIGATION AND FOOTER
========================================= */

@media (max-width: 1000px) {
    .nav-links {
        gap: 15px;
    }

    .nav-links a {
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .navbar {
        min-height: 70px;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px 5% 20px;
        background: #ffffff;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 12px 25px rgba(16, 24, 40, 0.06);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        padding: 12px 0;
        font-size: 14px;
    }

    .nav-links .nav-contact {
        margin-top: 8px;
        padding: 12px 16px;
        text-align: center;
    }

    .footer-main {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
    }
}