:root {
    --primary: #0256a0;
    --secondary: #ff6b00;
    --text-dark: #2c3e50;
    --text-light: #555;
    --bg-light: #f4f7f6;
    --white: #ffffff;
    --header-height: 80px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

html {
    overflow-x: hidden;
}

body {
    color: var(--text-dark);
    line-height: 1.6;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

a { text-decoration: none; }
ul { list-style: none; }

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: box-shadow 0.3s ease;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
    gap: 16px;
}

.logo a {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    display: flex;
    align-items: center;
}

.logo-img {
    height: 70px;
    width: auto;
    vertical-align: middle;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1002;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

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

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

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

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--text-dark);
    font-weight: 600;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--secondary);
}

.contact-btn .call-btn {
    white-space: nowrap;
}

.btn {
    padding: 12px 28px;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    display: inline-block;
    transition: 0.3s;
    border: none;
    text-align: center;
}

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

.btn-primary:hover {
    background: #024077;
}

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

.btn-secondary:hover {
    background: #e66000;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(rgba(2,86,160,0.85), rgba(2,86,160,0.85)), url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?auto=format&fit=crop&w=1920&q=80') center/cover;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    color: var(--white);
    text-align: center;
    padding: calc(var(--header-height) + 40px) 0 60px;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.hero h1 {
    font-size: clamp(1.75rem, 5vw, 3.5rem);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    margin-bottom: 40px;
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px 30px;
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    font-weight: 500;
}

.trust-badges span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* Services */
.services {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.section-title h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--primary);
    margin-bottom: 15px;
}

.section-title p {
    font-size: clamp(1rem, 2vw, 1.1rem);
    padding: 0 10px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: 24px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.06);
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-8px);
}

.service-card .icon {
    font-size: 45px;
    color: var(--secondary);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.service-features {
    margin-top: 20px;
}

.service-features li {
    margin-bottom: 12px;
    color: var(--text-light);
}

.service-features i {
    color: var(--primary);
    margin-right: 10px;
}

/* About Section */
.about {
    padding: 80px 0;
}

.about-text h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-list {
    margin-top: 40px;
}

.feature {
    margin-bottom: 25px;
}

.feature h4 {
    font-size: 1.3rem;
    color: var(--secondary);
    margin-bottom: 8px;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: var(--bg-light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    background: var(--white);
    padding: 50px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.06);
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--primary);
}

.contact-info p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.contact-info i {
    color: var(--secondary);
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 4px;
}

.service-areas {
    margin-top: 30px;
    padding: 20px;
    background: var(--bg-light);
    border-left: 4px solid var(--primary);
    font-size: 0.95rem;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
}

.contact-form select {
    background: var(--white) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23555' d='M6 8L0 0h12z'/%3E%3C/svg%3E") no-repeat right 15px center;
    padding-right: 40px;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.contact-form button {
    width: 100%;
}

.form-status {
    padding: 14px 16px;
    border-radius: 5px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.form-status.success {
    background: #e8f5e9;
    color: #1b5e20;
    border: 1px solid #a5d6a7;
}

.form-status.error {
    background: #fdecea;
    color: #b71c1c;
    border: 1px solid #f5c6cb;
}

.form-note {
    margin: 0;
    font-size: 0.9rem;
    color: #666;
    text-align: center;
}

.contact-form button .fab {
    margin-right: 8px;
}

.form-call-btn {
    text-align: center;
    display: block;
}

/* Footer */
footer {
    background: #1a252f;
    color: var(--white);
    text-align: center;
    padding: 30px 0;
}

footer p {
    font-size: clamp(0.85rem, 2vw, 1rem);
    line-height: 1.5;
    padding: 0 10px;
}

/* Floating Call & WhatsApp Buttons */
.floating-buttons {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 999;
}

.float-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 26px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
    transition: transform 0.3s, box-shadow 0.3s;
}

.float-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.float-whatsapp {
    background: #25d366;
}

.float-whatsapp:hover {
    background: #1ebe57;
}

.float-call {
    background: var(--secondary);
}

.float-call:hover {
    background: #e66000;
}

/* Tablet */
@media (max-width: 992px) {
    .contact-wrapper {
        gap: 30px;
        padding: 40px 30px;
    }

    .nav-links {
        gap: 20px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }

    .container {
        padding: 0 16px;
    }

    .logo-img {
        height: 50px;
    }

    .menu-toggle {
        display: flex;
    }

    .contact-btn {
        display: none;
    }

    nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(280px, 85vw);
        height: 100vh;
        height: 100dvh;
        background: var(--white);
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
        transition: right 0.3s ease;
        z-index: 1001;
        padding-top: calc(var(--header-height) + 20px);
    }

    nav.open {
        right: 0;
    }

    .nav-links {
        flex-direction: column;
        gap: 0;
        padding: 0 24px;
    }

    .nav-links li {
        border-bottom: 1px solid #eee;
    }

    .nav-links a {
        display: block;
        padding: 16px 0;
        font-size: 1.1rem;
    }

    .nav-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 999;
    }

    .nav-overlay.active {
        display: block;
    }

    .hero {
        padding: calc(var(--header-height) + 30px) 0 50px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        padding: 0 10px;
    }

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

    .trust-badges {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .services,
    .about,
    .contact {
        padding: 50px 0;
    }

    .section-title {
        margin-bottom: 30px;
    }

    .service-card {
        padding: 30px 24px;
    }

    .service-card:hover {
        transform: none;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        padding: 30px 20px;
        gap: 30px;
    }

    .contact-info h3 {
        font-size: 1.5rem;
    }

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

    .contact-form input,
    .contact-form select,
    .contact-form textarea {
        font-size: 16px;
    }

    .floating-buttons {
        bottom: 16px;
        right: 16px;
    }

    .float-btn {
        width: 50px;
        height: 50px;
        font-size: 22px;
    }
}

/* Small phones */
@media (max-width: 380px) {
    .logo-img {
        height: 42px;
    }

    .service-card h3 {
        font-size: 1.2rem;
    }
}