/* ===== ROOT VARIABLES ===== */
:root {
    /* Colors - Light Theme */
    --primary: #f97316;
    --primary-dark: #ea580c;
    --primary-light: #fb923c;
    --secondary: #1e293b;
    --accent: #06b6d4;
    --success: #22c55e;
    --whatsapp: #25D366;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --card-bg: #ffffff;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --gradient-primary: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --gradient-hero: linear-gradient(135deg, #1e293b 0%, #334155 50%, #475569 100%);
    --header-bg: rgba(255, 255, 255, 0.95);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    --border-color: #334155;
    --card-bg: #1e293b;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --header-bg: rgba(15, 23, 42, 0.95);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* ===== UTILITIES ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== THEME TOGGLE ===== */
.theme-toggle {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 1000;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--card-bg);
    box-shadow: var(--card-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.theme-toggle:hover {
    transform: scale(1.1);
}

.theme-toggle .sun-icon {
    display: none;
}

.theme-toggle .moon-icon {
    display: block;
}

[data-theme="dark"] .theme-toggle .sun-icon {
    display: block;
}

[data-theme="dark"] .theme-toggle .moon-icon {
    display: none;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--header-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 32px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-subtitle {
    font-size: 12px;
    color: var(--text-muted);
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 10px 18px;
    border-radius: var(--radius-md);
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 15px;
}

.nav-link:hover,
.nav-link.active {
    background: var(--bg-tertiary);
    color: var(--primary);
}

.header-cta .btn {
    padding: 12px 24px;
    font-size: 14px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 75px;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 20px;
    flex-direction: column;
    gap: 10px;
    z-index: 99;
}

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

.mobile-nav-link {
    padding: 15px 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-weight: 500;
    text-align: center;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(249, 115, 22, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(249, 115, 22, 0.45);
}

.btn-whatsapp {
    background: var(--whatsapp);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
}

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

.btn-white:hover {
    transform: translateY(-2px);
}

.btn-whatsapp-alt {
    background: rgba(37, 211, 102, 0.15);
    color: var(--whatsapp);
    border: 2px solid var(--whatsapp);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 16px;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 30px;
    backdrop-filter: blur(10px);
}

.pulse {
    width: 10px;
    height: 10px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.5);
    }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    color: white;
    line-height: 1.1;
    margin-bottom: 25px;
}

.hero-title .gradient-text {
    background: linear-gradient(135deg, #fb923c 0%, #f97316 50%, #ea580c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 700px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 50px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

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

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-light);
    line-height: 1;
}

.stat-number::after {
    content: '+';
}

.stat-label {
    display: block;
    margin-top: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

/* ===== SECTIONS ===== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(249, 115, 22, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.section-description {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== SERVICES ===== */
.services {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.service-card {
    background: var(--card-bg);
    padding: 35px;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(249, 115, 22, 0.1);
    border-radius: var(--radius-md);
    color: var(--primary);
    margin-bottom: 20px;
}

.service-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.service-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== NEIGHBORHOODS ===== */
.neighborhoods {
    padding: 100px 0;
    background: var(--bg-primary);
}

.neighborhoods-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
}

.neighborhood-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 22px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.neighborhood-card:hover {
    border-color: var(--primary);
    background: rgba(249, 115, 22, 0.05);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(249, 115, 22, 0.15);
}

.neighborhood-icon {
    font-size: 20px;
}

.neighborhood-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 15px;
}

.neighborhood-card:hover .neighborhood-name {
    color: var(--primary);
}

/* ===== WHY US ===== */
.why-us {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.feature-card {
    background: var(--card-bg);
    padding: 35px;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition);
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.feature-desc {
    font-size: 15px;
    color: var(--text-secondary);
}

/* ===== CTA SECTION ===== */
.cta-section {
    padding: 100px 0;
    background: var(--gradient-primary);
    text-align: center;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: white;
    margin-bottom: 20px;
}

.cta-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--secondary);
    padding: 80px 0 30px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    font-size: 28px;
}

.footer-desc {
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 25px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
}

.footer-contact-item:hover {
    color: var(--primary);
}

.footer-title {
    font-size: 16px;
    font-weight: 700;
    color: white;
    margin-bottom: 25px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

/* ===== MOBILE STICKY BAR ===== */
.mobile-sticky-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 12px 20px;
    gap: 12px;
}

.sticky-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 15px;
}

.sticky-phone {
    background: var(--gradient-primary);
    color: white;
}

.sticky-whatsapp {
    background: var(--whatsapp);
    color: white;
}

/* ===== ARTICLE PAGE ===== */
.article-page {
    padding-top: 100px;
}

.article-hero {
    padding: 60px 0;
    background: var(--gradient-hero);
    color: white;
}

.article-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.article-breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
}

.article-breadcrumb a:hover {
    color: var(--primary-light);
}

.article-breadcrumb span {
    color: rgba(255, 255, 255, 0.5);
}

.article-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 20px;
}

.article-hero-desc {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
}

.article-content {
    padding: 60px 0;
    background: var(--bg-primary);
}

.article-grid {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 50px;
}

.article-main {}

.article-main h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 35px 0 15px;
}

.article-main h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 25px 0 12px;
}

.article-main p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 18px;
}

.article-main ul,
.article-main ol {
    margin: 15px 0 20px 25px;
}

.article-main li {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 10px;
}

.article-main ul li {
    list-style: disc;
}

.article-main ol li {
    list-style: decimal;
}

.article-sidebar {}

.sidebar-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
    margin-bottom: 25px;
    box-shadow: var(--card-shadow);
}

.sidebar-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

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

.sidebar-cta p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.sidebar-cta .btn {
    width: 100%;
    justify-content: center;
    margin-bottom: 12px;
}

.related-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.related-links a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.related-links a:hover {
    background: rgba(249, 115, 22, 0.1);
    color: var(--primary);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

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

    .article-sidebar {
        order: -1;
    }
}

@media (max-width: 768px) {

    .nav,
    .header-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .stat-number {
        font-size: 2rem;
    }

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

    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .mobile-sticky-bar {
        display: flex;
    }

    body {
        padding-bottom: 80px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-buttons .btn {
        width: 100%;
        max-width: 320px;
        justify-content: center;
    }

    .theme-toggle {
        top: auto;
        bottom: 100px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

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

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: 100px 0;
    background: var(--bg-primary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    position: relative;
    padding-top: 50px;
}

.testimonial-stars {
    color: #fbbf24;
    font-size: 20px;
    margin-bottom: 15px;
}

.testimonial-text {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-author {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.testimonial-author::before {
    content: '';
    width: 30px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}

.quote-icon {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 40px;
    color: rgba(249, 115, 22, 0.1);
    font-family: serif;
    line-height: 1;
}

/* Update Sticky Phone to Red */
.sticky-phone {
    background: #dc2626;
    color: white;
}