/* ========================================
   Pro Tesisat - Main Stylesheet
   ======================================== */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- CSS Variables ---------- */
:root {
    --primary:        #1a3bb5;
    --primary-dark:   #0f2a8a;
    --primary-light:  #3a5cd9;
    --accent:         #f5b800;
    --accent-hover:   #e0a800;
    --dark:           #0d1b3e;
    --dark-lighter:   #1a2d5e;
    --text:           #333333;
    --text-light:     #666666;
    --text-muted:     #999999;
    --white:          #ffffff;
    --light-bg:       #f4f7fc;
    --light-bg2:      #eef2fa;
    --border:         #e0e6f0;
    --success:        #25d366;
    --danger:         #ff5252;
    --phone-red:      #ff6b6b;
    --whatsapp-green: #25d366;
    --shadow-sm:      0 2px 8px rgba(0,0,0,0.06);
    --shadow-md:      0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg:      0 8px 40px rgba(0,0,0,0.12);
    --shadow-xl:      0 16px 60px rgba(0,0,0,0.15);
    --radius-sm:      8px;
    --radius-md:      12px;
    --radius-lg:      20px;
    --radius-xl:      50px;
    --transition:     all 0.3s ease;
    --transition-fast:all 0.15s ease;
    --container-max:  1200px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
    color: var(--dark);
    font-weight: 700;
}

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

/* ---------- Utility ---------- */
.section-padding {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title .subtitle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title .subtitle svg {
    width: 18px;
    height: 18px;
}

.section-title h2 {
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.section-title p {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.05rem;
}

/* ---------- SVG Icon Base ---------- */
.svg-icon {
    display: inline-block;
    width: 24px;
    height: 24px;
    vertical-align: middle;
    fill: currentColor;
}

.svg-icon-sm { width: 18px; height: 18px; }
.svg-icon-lg { width: 32px; height: 32px; }
.svg-icon-xl { width: 48px; height: 48px; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    border: none;
    border-radius: var(--radius-xl);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn svg {
    width: 20px;
    height: 20px;
}

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

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

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

.btn-accent:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-white:hover {
    background: var(--light-bg);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ---------- CTA Buttons (Phone/WhatsApp) ---------- */
.cta-buttons {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    justify-content: center;
    margin: 40px 0;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 16px 40px 16px 20px;
    border-radius: var(--radius-xl);
    background: var(--white);
    border: 2px solid var(--border);
    box-shadow: var(--shadow-sm);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--dark);
    transition: var(--transition);
    cursor: pointer;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.cta-btn .cta-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    flex-shrink: 0;
}

.cta-btn .cta-icon svg {
    width: 26px;
    height: 26px;
}

.cta-btn.cta-phone .cta-icon {
    background: var(--phone-red);
    color: var(--white);
}

.cta-btn.cta-whatsapp .cta-icon {
    background: var(--whatsapp-green);
    color: var(--white);
}

.cta-btn.cta-phone:hover {
    border-color: var(--phone-red);
}

.cta-btn.cta-whatsapp:hover {
    border-color: var(--whatsapp-green);
}

/* ========================================
   TOP BAR
   ======================================== */
.top-bar {
    background: var(--dark);
    color: var(--white);
    padding: 10px 0;
    font-size: 0.85rem;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    gap: 24px;
    align-items: center;
}

.top-bar-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.85);
}

.top-bar-item svg {
    width: 14px;
    height: 14px;
    opacity: 0.7;
}

.top-bar-item a {
    color: rgba(255,255,255,0.85);
}

.top-bar-item a:hover {
    color: var(--accent);
}

.top-bar-right {
    display: flex;
    gap: 16px;
    align-items: center;
}

.top-bar-social {
    display: flex;
    align-items: center;
    gap: 8px;
}

.top-bar-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

.top-bar-social a:hover {
    background: var(--accent);
    color: var(--dark);
}

.top-bar-social a svg {
    width: 14px;
    height: 14px;
}

/* ========================================
   HEADER / NAVIGATION
   ======================================== */
.header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    padding-bottom: 12px;
}

.logo img {
    height: 50px;
    width: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: auto;
}

.nav-menu a {
    padding: 10px 12px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
    white-space: nowrap;
}

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

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 16px;
    right: 16px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.header-phone {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: var(--accent);
    color: var(--dark);
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 0.85rem;
    transition: var(--transition);
    white-space: nowrap;
    margin-left: 12px;
}

.header-phone:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.header-phone svg {
    width: 16px;
    height: 16px;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--dark);
}

.menu-toggle svg {
    width: 28px;
    height: 28px;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    background: linear-gradient(135deg, var(--light-bg) 0%, var(--light-bg2) 50%, rgba(26, 59, 181, 0.05) 100%);
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(26, 59, 181, 0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(245, 184, 0, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content .subtitle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.hero-content .subtitle svg {
    width: 18px;
    height: 18px;
}

.hero-content h1 {
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--dark);
}

.hero-content h1 span {
    color: var(--primary);
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 500px;
}

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

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

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

.hero-stat .number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.hero-stat .label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    width: 420px;
    height: 420px;
}

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    z-index: 0;
}

.hero-image-wrapper img {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.hero-badge {
    position: absolute;
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 2;
    animation: float 3s ease-in-out infinite;
}

.hero-badge.badge-top {
    top: 20px;
    right: -20px;
}

.hero-badge.badge-bottom {
    bottom: 40px;
    left: -30px;
}

.hero-badge .badge-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-bg);
    color: var(--primary);
}

.hero-badge .badge-icon svg {
    width: 20px;
    height: 20px;
}

.hero-badge .badge-text {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--dark);
}

.hero-badge .badge-text small {
    display: block;
    font-weight: 400;
    color: var(--text-muted);
    font-size: 0.75rem;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card .card-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    background: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--primary);
    transition: var(--transition);
}

.service-card:hover .card-icon {
    background: var(--primary);
    color: var(--white);
}

.service-card .card-icon svg {
    width: 28px;
    height: 28px;
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-card .card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
}

.service-card .card-link svg {
    width: 16px;
    height: 16px;
    transition: var(--transition);
}

.service-card:hover .card-link svg {
    transform: translateX(4px);
}

/* ========================================
   WHY US / FEATURES
   ======================================== */
.why-us {
    background: var(--light-bg);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.why-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.why-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.why-card .why-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.why-card .why-icon svg {
    width: 24px;
    height: 24px;
}

.why-card h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.why-card p {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: var(--white);
    padding: 60px 0;
    text-align: center;
}

.cta-section h2 {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: 12px;
}

.cta-section p {
    color: rgba(255,255,255,0.8);
    margin-bottom: 32px;
    font-size: 1.1rem;
}

.cta-section .cta-buttons {
    margin: 0;
}

.cta-section .cta-btn {
    background: var(--white);
}

/* ========================================
   SERVICE PAGE (Interior)
   ======================================== */
.page-hero {
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
    padding: 60px 0;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.page-hero h1 {
    color: var(--white);
    font-size: 2.6rem;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.page-hero .breadcrumb {
    display: flex;
    justify-content: center;
    gap: 8px;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    position: relative;
    z-index: 1;
}

.page-hero .breadcrumb a {
    color: rgba(255,255,255,0.8);
}

.page-hero .breadcrumb a:hover {
    color: var(--accent);
}

/* Service Detail Content */
.service-detail {
    background: var(--white);
}

.service-detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
}

.service-content h2 {
    font-size: 1.8rem;
    margin-bottom: 16px;
    margin-top: 24px;
}

.service-content h2:first-child {
    margin-top: 0;
}

.service-content p {
    color: var(--text-light);
    line-height: 1.9;
    margin-bottom: 16px;
    font-size: 1.02rem;
}

.service-content ul {
    margin-bottom: 20px;
}

.service-content ul li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    color: var(--text);
}

.service-content ul li svg {
    width: 20px;
    height: 20px;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 3px;
}

/* Article Images */
.article-image {
    margin: 24px 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.article-image img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.article-image:hover img {
    transform: scale(1.03);
}

/* Sidebar */
.service-sidebar {
    position: sticky;
    top: 100px;
    align-self: start;
}

.sidebar-card {
    background: var(--light-bg);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin-bottom: 24px;
}

.sidebar-card h3 {
    font-size: 1.15rem;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border);
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
}

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

.sidebar-nav a svg {
    width: 18px;
    height: 18px;
}

.sidebar-cta {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: var(--white);
    text-align: center;
}

.sidebar-cta h3 {
    color: var(--white);
    border-bottom-color: rgba(255,255,255,0.2);
}

.sidebar-cta p {
    color: rgba(255,255,255,0.8);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.sidebar-cta .btn {
    width: 100%;
}

/* ========================================
   ABOUT PAGE
   ======================================== */
.about-content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 24px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--light-bg);
    border-radius: var(--radius-sm);
}

.about-feature svg {
    width: 20px;
    height: 20px;
    color: var(--primary);
    flex-shrink: 0;
}

.about-feature span {
    font-weight: 600;
    font-size: 0.95rem;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.about-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 59, 181, 0.1) 0%, transparent 100%);
    z-index: 1;
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* Stats Section */
.stats-section {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.stat-item .stat-number {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--accent);
}

.stat-item .stat-text {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
    margin-top: 4px;
}

/* ========================================
   CONTACT PAGE
   ======================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-info-card {
    background: var(--light-bg);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    transition: var(--transition);
}

.contact-info-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.contact-info-card .info-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-card .info-icon svg {
    width: 20px;
    height: 20px;
}

.contact-info-card h4 {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-info-card p {
    font-weight: 600;
    font-size: 1rem;
}

.contact-info-card a {
    color: var(--dark);
}

.contact-info-card a:hover {
    color: var(--primary);
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 300px;
}

.contact-map.full-width {
    height: 500px;
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Contact Form */
.contact-form {
    background: var(--light-bg);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.contact-form h3 {
    font-size: 1.4rem;
    margin-bottom: 24px;
}

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

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--white);
    color: var(--text);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 59, 181, 0.1);
}

.form-group textarea {
    height: 140px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.8);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo-footer {
    height: 45px;
    margin-bottom: 16px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
    color: rgba(255,255,255,0.6);
}

.footer h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

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

.footer-links a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 4px;
}

.footer-links a svg {
    width: 14px;
    height: 14px;
    opacity: 0.5;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-contact-item svg {
    width: 18px;
    height: 18px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact-item p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
}

.footer-contact-item a {
    color: rgba(255,255,255,0.8);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.4);
}

/* ========================================
   WHATSAPP FLOATING BUTTON
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: var(--whatsapp-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 9999;
    transition: var(--transition);
    animation: pulse-wp 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
    width: 30px;
    height: 30px;
    color: var(--white);
}

@keyframes pulse-wp {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}

/* ========================================
   ESTIMATE FORM (Hero bottom)
   ======================================== */
.estimate-bar {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    margin-top: -40px;
    position: relative;
    z-index: 10;
    border-radius: var(--radius-lg);
    padding: 36px 40px;
    box-shadow: var(--shadow-xl);
}

.estimate-bar h3 {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.estimate-form {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: 16px;
    align-items: end;
}

.estimate-form input,
.estimate-form select {
    width: 100%;
    padding: 14px 18px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--white);
    color: var(--text);
}

.estimate-form input::placeholder {
    color: var(--text-muted);
}

.estimate-form .btn-accent {
    padding: 14px 32px;
    white-space: nowrap;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content p {
        max-width: 100%;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-us-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .about-content-grid {
        grid-template-columns: 1fr;
    }

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

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

    .estimate-form {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }

    .nav-menu {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 8px;
        z-index: 9998;
    }

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

    .nav-menu a {
        font-size: 1.2rem;
        padding: 14px 24px;
    }

    .menu-toggle {
        display: flex;
        z-index: 9999;
    }

    .header-cta {
        display: none;
    }

    .hero {
        padding: 50px 0 70px;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

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

    .why-us-grid {
        grid-template-columns: 1fr;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }

    .section-padding {
        padding: 50px 0;
    }

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

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

    .contact-info-cards {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .estimate-bar {
        border-radius: var(--radius-md);
        padding: 28px 24px;
    }

    .estimate-form {
        grid-template-columns: 1fr;
    }

    .about-features {
        grid-template-columns: 1fr;
    }
}