/* 
   CONSTRUCCIONES NOROESTE - MAIN STYLES
   Palette:
   - Primary (Dark Blue): #1F3A4D
   - Background (Light Gray): #F3F4F6
   - Accent (Soft Orange): #F4A261
   - White: #FFFFFF
   - Text (Dark Gray): #333333
*/

:root {
    --color-primary: #1F3A4D;
    --color-primary-dark: #162a38;
    --color-bg: #F3F4F6;
    --color-accent: #F4A261;
    --color-accent-hover: #e08e4d;
    --color-white: #FFFFFF;
    --color-text: #333333;
    --color-text-light: #666666;

    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --radius-md: 8px;
    --radius-lg: 12px;

    --container-width: 1200px;
    --header-height: 80px;
}

/* HEADER & NAV */
.header {
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-primary);
}

.logo i {
    font-size: 1.5rem;
    color: var(--color-accent);
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 1rem;
    color: var(--color-text);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent);
}

.header-phone {
    font-weight: 700;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 5px;
}

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-primary);
}

/* DROPDOWN MENU */
.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-white);
    min-width: 220px;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    padding: 10px 0;
    flex-direction: column;
    z-index: 1001;
}

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

.dropdown-menu a {
    padding: 10px 20px;
    color: var(--color-text);
    font-size: 0.95rem;
    transition: background-color 0.2s, color 0.2s;
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background-color: #f9fafb;
    color: var(--color-accent);
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

ul {
    list-style: none;
}

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

/* UTILITIES */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: var(--font-heading);
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--color-white);
    color: var(--color-white);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

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

.section {
    padding: 80px 0;
}

.text-center {
    text-align: center;
}

.mb-1 {
    margin-bottom: 1rem;
}

.hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    color: var(--color-white);
    padding: 80px 0;
    margin-top: -80px;
    /* Offset fixed header */
    padding-top: calc(80px + 80px);
    /* Add padding to account for header */
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    /* Overlay for better text readability */
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    color: var(--color-white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

/* FEATURES / SERVICES */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

/* ZONES MAP SECTION */
.zones-section {
    background-color: var(--color-white);
}

.zones-list {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.zone-tag {
    background: var(--color-bg);
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 600;
    color: var(--color-primary);
    transition: background 0.2s;
}

.zone-tag:hover {
    background: var(--color-accent);
    color: var(--color-white);
}

/* CONTACT FORM */
.contact-form-container {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-primary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

/* FOOTER */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer h4 {
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.footer-links li {
    margin-bottom: 10px;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* FLOATING WHATSAPP */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 2000;
    transition: transform 0.3s;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        /* TODO: Implement mobile menu JS */
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: var(--color-white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
    }

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

    .mobile-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }
}