/* =========================
   GLOBAL STYLES
   Conex Construction Website
   ========================= */

:root {
    --color-dark: #111111;
    --color-dark-soft: #1c1c1c;
    --color-gray: #6f6f6f;
    --color-light-gray: #f2f2f2;
    --color-white: #ffffff;

    --color-primary: #d89b28;
    --color-primary-dark: #b57d17;

    --header-height: 78px;

    --font-main: Arial, Helvetica, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-white);
    color: var(--color-dark);
    line-height: 1.6;
}

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

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

ul {
    list-style: none;
}

/* =========================
   REUSABLE LAYOUT
   ========================= */

.container {
    width: 90%;
    margin: 0 auto;
}

.section-padding {
    padding: 90px 0;
}

.section-label {
    color: var(--color-primary);
    text-transform: uppercase;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

h1,
h2,
h3 {
    line-height: 1.15;
    font-weight: 800;
}

h1 {
    font-size: clamp(2.6rem, 6vw, 5.2rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.2rem);
}

h3 {
    font-size: 1.35rem;
}

p {
    color: #444444;
    font-size: 1rem;
}

/* =========================
   CONSTRUCTION SECTION DIVIDER
   ========================= */

.construction-divider {
    height: 18px;
    background:
        repeating-linear-gradient(
            45deg,
            var(--color-primary),
            var(--color-primary) 12px,
            var(--color-dark) 12px,
            var(--color-dark) 24px
        );
    opacity: 0.9;
}

.construction-divider.thin {
    height: 8px;
}

.construction-divider.subtle {
    height: 10px;
    background:
        linear-gradient(to right, transparent, var(--color-primary), transparent);
    opacity: 0.8;
}

/* =========================
   BUTTONS
   ========================= */

.btn {
    display: inline-block;
    padding: 14px 26px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    border: 2px solid transparent;
    transition: 0.25s ease;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-dark);
    border-color: var(--color-primary);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-dark);
}

/* =========================
   HEADER / NAVBAR
   ========================= */

.site-header {
    width: 100%;
    height: var(--header-height);
    background-color: var(--color-dark);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    width: 100%;
    max-width: none;
    height: 100%;
    margin: 0;
    padding-inline: clamp(20px, 4vw, 96px);

    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    z-index: 1002;
}

.logo img {
    height: 48px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 34px;
}

.nav-links a {
    color: #d6d6d6;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: 0.25s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-primary);
}

/* MOBILE MENU BUTTON */

.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.25);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 6px;
    z-index: 1002;
}

.menu-toggle span {
    width: 22px;
    height: 2px;
    background-color: var(--color-white);
    transition: 0.25s ease;
}

.menu-toggle.open span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* =========================
   FOOTER
   ========================= */

.site-footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 16px 0;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.footer-content p {
    color: #bfbfbf;
    font-size: 0.9rem;
}

/* =========================
   PAGE HEADER STYLE
   Used later on Portfolio, Contact, Project pages
   ========================= */

.page-hero {
    background:
        linear-gradient(rgba(0, 0, 0, 0.72), rgba(0, 0, 0, 0.72)),
        url("../images/hero-construction.jpg");
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    padding: 110px 0;
}

.page-hero h1 {
    margin-bottom: 16px;
}

.page-hero p {
    color: #dddddd;
    max-width: 650px;
}

/* =========================
   RESPONSIVE
   ========================= */

@media (max-width: 768px) {
    :root {
        --header-height: 76px;
    }

    .site-header {
        position: sticky;
    }

    .navbar {
        position: relative;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;

        background-color: var(--color-dark);
        border-top: 1px solid rgba(255, 255, 255, 0.08);

        flex-direction: column;
        align-items: flex-start;
        gap: 0;

        padding: 0;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        pointer-events: none;

        transition: max-height 0.3s ease, opacity 0.25s ease;
    }

    .nav-links.open {
        max-height: 280px;
        opacity: 1;
        pointer-events: auto;
        padding: 12px 0;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        width: 100%;
        padding: 15px clamp(20px, 4vw, 96px);
        font-size: 0.85rem;
    }

    .section-padding {
        padding: 65px 0;
    }

    .footer-content {
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
    }
}