/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

:root {
    --primary-color: #FF6B35;
    --secondary-color: #004E89;
    --accent-color: #1CAC78;
    --dark-bg: #0F1419;
    --light-bg: #F5F7FA;
    --text-dark: #1a1a1a;
    --text-light: #666;
    --border-color: #e0e0e0;
    --success-color: #28a745;
    --warning-color: #ffc107;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #fff;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.4;
    word-wrap: break-word;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--secondary-color);
}

h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

p {
    color: var(--text-light);
    word-wrap: break-word;
    overflow-wrap: break-word;
}

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

/* Buttons */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
    -webkit-appearance: none;
    appearance: none;
    border: 0;
    text-decoration: none;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: #e55a24;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.3);
}

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

.btn-secondary:hover {
    background-color: #003a6b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 78, 137, 0.3);
}

.btn-large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* Navigation Bar */
.navbar {
    background: linear-gradient(135deg, var(--secondary-color), #003a6b);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
    max-width: 120px;
    transition: transform 0.3s ease;
}

.nav-logo:hover {
    transform: scale(1.05);
}

.nav-icon-fallback {
    color: var(--primary-color);
    display: none;
    font-size: 1.5rem;
}

.nav-logo:not([src]),
.nav-logo[src=""] {
    display: none;
}

.nav-logo[src="logo.png"]:not([data-loaded="true"]) + .nav-icon-fallback {
    display: inline;
}

.nav-brand i {
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding-bottom: 5px;
}

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

.nav-menu a:hover::after,
.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.btn-login {
    background: linear-gradient(135deg, var(--primary-color), #e55a24);
    padding: 10px 25px;
    border-radius: 25px;
    display: inline-block !important;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 5px 0;
    border-radius: 3px;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--secondary-color), #003a6b);
    color: white;
    padding: 120px 0;
    min-height: 650px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -10%;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 75%);
    pointer-events: none;
}

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

.hero-content h1 {
    margin-bottom: 25px;
    animation: slideInLeft 0.8s ease;
    font-size: 3.2rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-image {
    font-size: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: rgba(255, 107, 53, 0.3);
    animation: bounce 2s infinite;
    min-height: 400px;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(0, 78, 137, 0.1));
    border-radius: 15px;
}

.hero-image img,
.hero-img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: none;
    display: block;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-image {
    font-size: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: rgba(255, 107, 53, 0.3);
    animation: bounce 2s infinite;
    min-height: 400px;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(0, 78, 137, 0.1));
    border-radius: 10px;
}

.hero-image img,
.hero-img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    animation: none;
    display: block;
}

.hero-image img:not([src]) {
    display: none;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Services Section */
.services {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--light-bg), #ffffff);
}

.services h2 {
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.services h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 35px;
    margin-top: 50px;
}

.service-card {
    background: white;
    padding: 0;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    border-top: 5px solid var(--primary-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 10;
}

.service-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.service-card:hover::before {
    opacity: 1;
}

.service-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.4s ease;
    background: linear-gradient(135deg, #FF6B35, #004E89);
    display: block;
}

.service-card:hover .service-image {
    transform: scale(1.08);
}

.service-image[alt] {
    background: linear-gradient(135deg, #FF6B35, #004E89);
}

.service-content {
    flex-grow: 1;
    padding: 30px;
}

.service-icon {
    font-size: 2.8rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    display: inline-block;
}

.service-card h3 {
    margin-bottom: 12px;
    font-size: 1.4rem;
}

.service-card p {
    margin-bottom: 20px;
    font-size: 0.95rem;
    line-height: 1.6;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 8px 0;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-features i {
    color: var(--accent-color);
}

/* Tracking Section */
.tracking {
    padding: 100px 0;
    background: linear-gradient(180deg, rgba(255, 107, 53, 0.05), rgba(0, 78, 137, 0.05));
}

.tracking h2 {
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.tracking h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.tracking-form {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin: 50px 0 40px;
    flex-wrap: wrap;
}

.tracking-input {
    padding: 15px 20px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    flex: 1;
    max-width: 450px;
    transition: all 0.3s ease;
}

.tracking-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(255, 107, 53, 0.3);
}

.tracking-result {
    margin-top: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.tracking-info {
    background: white;
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    animation: slideUp 0.4s ease;
}

.tracking-row {
    display: flex;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
}

.tracking-row:last-child {
    border-bottom: none;
}

.tracking-row strong {
    color: var(--secondary-color);
    font-weight: 600;
}

.tracking-status {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 25px;
    padding: 18px;
    background: linear-gradient(135deg, #d4edda, #c3e6cb);
    border-left: 5px solid var(--accent-color);
    border-radius: 8px;
}

.tracking-status i {
    color: var(--accent-color);
    font-size: 1.8rem;
}

/* Calculator Section */
.calculator {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--light-bg), #ffffff);
}

.calculator h2 {
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.calculator h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.calculator-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    max-width: 900px;
    margin: 50px auto;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--secondary-color);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    background-color: #fafafa;
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: #d0d0d0;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(255, 107, 53, 0.3);
    background-color: white;
}

.rate-result {
    margin-top: 50px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.rate-info {
    background: white;
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    animation: slideUp 0.4s ease;
    border-left: 5px solid var(--primary-color);
}

.rate-info h3 {
    margin-bottom: 25px;
    color: var(--primary-color);
}

.rate-row {
    display: flex;
    justify-content: space-between;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
}

.rate-row span:first-child {
    color: var(--text-light);
    font-weight: 500;
}

.rate-row span:last-child {
    color: var(--secondary-color);
    font-weight: 600;
}

.rate-row.total {
    font-size: 1.4rem;
    font-weight: 700;
    color: white;
    background: linear-gradient(135deg, var(--primary-color), #e55a24);
    border-bottom: none;
    border-top: none;
    padding: 18px;
    margin: 20px -35px -35px -35px;
    border-radius: 0 0 12px 12px;
    display: flex;
    justify-content: space-between;
}

/* Why Choose Us Section */
.why-us {
    padding: 100px 0;
}

.why-us h2 {
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.why-us h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    margin-top: 50px;
}

.feature {
    text-align: center;
    padding: 30px 20px;
    transition: all 0.3s ease;
    border-radius: 12px;
}

.feature:hover {
    background: rgba(255, 107, 53, 0.05);
    transform: translateY(-5px);
}

.feature-number {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), #e55a24);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 25px;
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
}

.feature h3 {
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.feature p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Statistics Section */
.stats {
    background: linear-gradient(135deg, var(--secondary-color), #003a6b);
    color: white;
    padding: 100px 0;
}

.stats .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 50px;
    text-align: center;
}

.stat-item {
    padding: 30px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-10px);
}

.stat-number {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--primary-color);
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.95);
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--light-bg), #ffffff);
}

.contact h2 {
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.contact h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 50px;
}

.contact-form {
    background: white;
    padding: 45px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.contact-form .form-group {
    margin-bottom: 22px;
}

.contact-info {
    background: white;
    padding: 45px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.contact-info h3 {
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.info-item:last-child {
    border-bottom: none;
}

.info-item:hover {
    transform: translateX(5px);
}

.info-item i {
    font-size: 1.8rem;
    color: var(--primary-color);
    min-width: 40px;
    text-align: center;
}

.info-item h4 {
    margin-bottom: 8px;
    color: var(--secondary-color);
    font-size: 1.1rem;
}

.info-item p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin: 0;
}

.info-item p a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.info-item p a:hover {
    color: var(--primary-color);
}

.form-message {
    margin-top: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    display: none;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.social-links a {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--light-bg), #e8e8e8);
    color: var(--secondary-color);
    border-radius: 50%;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    font-size: 1.2rem;
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--primary-color), #e55a24);
    color: white;
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--dark-bg), #1a1f24);
    color: white;
    padding: 80px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 40px;
}

.footer-section {
    transition: all 0.3s ease;
}

.footer-section:hover {
    transform: translateY(-5px);
}

.footer-section h4 {
    margin-bottom: 20px;
    color: var(--primary-color);
    font-size: 1.1rem;
    letter-spacing: 0.5px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.footer-section a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    animation: fadeIn 0.3s ease;
    backdrop-filter: blur(4px);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 40px;
    border-radius: 12px;
    width: 90%;
    max-width: 450px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-content h2 {
    margin-bottom: 30px;
    margin-top: 0;
    text-align: center;
    color: var(--secondary-color);
    font-size: 1.8rem;
}

.modal-header {
    margin-bottom: 30px;
}

.modal-header h2 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.modal-header i {
    color: var(--primary-color);
}

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

.login-modal .form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--secondary-color);
    font-size: 0.95rem;
}

.login-modal .form-group label i {
    margin-right: 5px;
    color: var(--primary-color);
}

.login-modal .form-group input[type="text"],
.login-modal .form-group input[type="email"],
.login-modal .form-group input[type="password"] {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.login-modal .form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.login-modal .form-group.checkbox {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
}

.login-modal .form-group.checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    margin-right: 10px;
    accent-color: var(--primary-color);
}

.login-modal .form-group.checkbox label {
    margin: 0;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9rem;
}

.login-footer {
    margin-top: 25px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    text-align: center;
}

.login-footer p {
    margin: 10px 0;
    font-size: 0.9rem;
}

.login-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.login-footer a:hover {
    color: #e55a24;
    text-decoration: underline;
}

.signup-link {
    color: var(--text-light) !important;
}

.signup-link a {
    color: var(--secondary-color);
}

.signup-link a:hover {
    color: var(--primary-color);
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
    line-height: 1;
}

.close:hover,
.close:focus {
    color: var(--primary-color);
}

.modal-content p {
    text-align: center;
    margin-top: 20px;
}

.modal-content a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.modal-content a:hover {
    text-decoration: underline;
}

/* Responsive Design */

/* Tablets and Medium Screens (769px - 1024px) */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }

    h1 {
        font-size: 2.8rem;
    }

    h2 {
        font-size: 2rem;
    }

    .nav-brand span {
        display: none;
    }

    .nav-menu {
        gap: 1.5rem;
    }

    .hero .container {
        gap: 40px;
    }

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

    .features-grid {
        gap: 30px;
    }

    .contact-content {
        gap: 40px;
    }
}

/* Tablets (769px - 768px) */
@media (max-width: 768px) {
    html {
        font-size: 16px;
    }

    body {
        font-size: 15px;
    }

    .container {
        padding: 0 20px;
        max-width: 100%;
    }

    /* Typography */
    h1 {
        font-size: 2rem;
        line-height: 1.3;
    }

    h2 {
        font-size: 1.6rem;
        margin-bottom: 2rem;
    }

    h3 {
        font-size: 1.3rem;
    }

    p {
        font-size: 0.95rem;
    }

    /* Navigation */
    .navbar {
        padding: 0.8rem 0;
    }

    .nav-brand {
        gap: 10px;
        font-size: 1rem;
    }

    .nav-brand span {
        display: none;
    }

    .nav-logo {
        height: 40px;
    }

    .nav-menu {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle span {
        width: 22px;
        height: 2.5px;
        margin: 4px 0;
    }

    .nav-menu {
        position: absolute;
        left: -100%;
        top: 65px;
        flex-direction: column;
        background-color: var(--secondary-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.15);
        padding: 20px 0;
        gap: 0;
        z-index: 99;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu a {
        padding: 15px 20px !important;
        display: block;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-menu a::after {
        display: none !important;
    }

    .btn-login {
        padding: 8px 18px;
        font-size: 0.9rem;
    }

    /* Hero Section */
    .hero {
        padding: 80px 0;
        min-height: 500px;
    }

    .hero::before {
        display: none;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 0;
    }

    .hero-content h1 {
        font-size: 1.8rem;
        margin-bottom: 15px;
        line-height: 1.3;
    }

    .hero-content p {
        font-size: 1rem;
        margin-bottom: 25px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 12px;
    }

    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
        padding: 13px 25px;
    }

    .hero-image {
        font-size: 60px;
        min-height: 300px;
        border-radius: 12px;
    }

    /* Services */
    .services {
        padding: 70px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .service-card {
        border-radius: 10px;
    }

    .service-image {
        height: 180px;
    }

    .service-content {
        padding: 25px;
    }

    .service-icon {
        font-size: 2.2rem;
        margin-bottom: 12px;
    }

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

    /* Tracking */
    .tracking {
        padding: 70px 0;
    }

    .tracking h2::after {
        width: 50px;
    }

    .tracking-form {
        flex-direction: column;
        gap: 12px;
        margin: 40px 0;
    }

    .tracking-input {
        max-width: 100%;
        padding: 13px 15px;
    }

    /* Calculator */
    .calculator {
        padding: 70px 0;
    }

    .calculator-form {
        grid-template-columns: 1fr;
        gap: 18px;
        padding: 30px;
    }

    .calculator-form .btn-large {
        grid-column: auto;
        width: 100%;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 12px 14px;
        font-size: 16px;
    }

    /* Why Choose Us */
    .why-us {
        padding: 70px 0;
    }

    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
        margin-top: 40px;
    }

    .feature {
        padding: 25px 15px;
    }

    .feature-number {
        width: 60px;
        height: 60px;
        font-size: 1.7rem;
        margin: 0 auto 18px;
    }

    .feature h3 {
        font-size: 1.1rem;
    }

    /* Stats */
    .stats {
        padding: 70px 0;
    }

    .stats .container {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .stat-item {
        padding: 25px;
    }

    .stat-number {
        font-size: 2.2rem;
    }

    /* Contact */
    .contact {
        padding: 70px 0;
    }

    .contact h2::after {
        width: 50px;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 35px;
        margin-top: 40px;
    }

    .contact-form {
        padding: 35px;
    }

    .contact-info {
        padding: 35px;
    }

    .info-item {
        gap: 15px;
        margin-bottom: 25px;
        padding-bottom: 15px;
    }

    .info-item i {
        font-size: 1.5rem;
        min-width: 35px;
    }

    .social-links {
        justify-content: center;
        gap: 12px;
    }

    .social-links a {
        width: 42px;
        height: 42px;
        font-size: 1.1rem;
    }

    /* Footer */
    .footer {
        padding: 60px 0 15px;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 35px;
        margin-bottom: 30px;
    }

    .footer-section h4 {
        font-size: 1rem;
        margin-bottom: 15px;
    }

    .footer-section p {
        font-size: 0.9rem;
    }

    .footer-section a {
        font-size: 0.9rem;
    }

    /* Modal */
    .modal-content {
        width: 95%;
        max-width: 450px;
        padding: 35px 25px;
        margin: 15% auto;
    }

    .modal-content h2 {
        font-size: 1.5rem;
        margin-bottom: 25px;
    }

    .login-modal .form-group input {
        padding: 12px 14px;
        font-size: 16px;
    }

    .btn {
        padding: 12px 25px;
        font-size: 0.95rem;
        min-height: 44px;
    }

    .btn-large {
        padding: 14px 30px;
    }

    /* Buttons accessibility */
    button,
    input[type="submit"],
    input[type="button"],
    a.btn {
        min-height: 44px;
        min-width: 44px;
    }
}

/* Small Tablets and Large Phones (481px - 640px) */
@media (max-width: 640px) {
    .container {
        padding: 0 18px;
    }

    h1 {
        font-size: 1.7rem;
        line-height: 1.2;
    }

    h2 {
        font-size: 1.4rem;
        margin-bottom: 1.5rem;
    }

    h3 {
        font-size: 1.1rem;
    }

    /* Navigation */
    .nav-brand {
        font-size: 0.95rem;
    }

    .nav-logo {
        height: 38px;
    }

    /* Hero */
    .hero {
        padding: 60px 0;
        min-height: 450px;
    }

    .hero-content h1 {
        font-size: 1.6rem;
        margin-bottom: 12px;
    }

    .hero-content p {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }

    .hero-image {
        font-size: 50px;
        min-height: 250px;
    }

    /* Services */
    .services {
        padding: 60px 0;
    }

    .service-card {
        padding: 0;
    }

    .service-image {
        height: 160px;
    }

    .service-content {
        padding: 22px;
    }

    .service-icon {
        font-size: 2rem;
    }

    .service-card h3 {
        font-size: 1.1rem;
        margin-bottom: 10px;
    }

    .service-card p {
        font-size: 0.9rem;
        margin-bottom: 15px;
    }

    .service-features li {
        padding: 6px 0;
        font-size: 0.9rem;
    }

    /* Tracking */
    .tracking {
        padding: 60px 0;
    }

    .tracking-result {
        margin-top: 35px;
    }

    .tracking-info {
        padding: 25px;
    }

    .tracking-row {
        padding: 12px 0;
        font-size: 0.95rem;
    }

    /* Rate Info */
    .rate-info {
        padding: 25px;
    }

    .rate-row {
        padding: 12px 0;
        font-size: 0.95rem;
    }

    .rate-row.total {
        margin: 15px -25px -25px -25px;
        padding: 15px 25px;
    }

    /* Calculator */
    .calculator-form {
        grid-template-columns: 1fr;
        padding: 25px;
        gap: 15px;
    }

    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .feature {
        padding: 20px 15px;
    }

    .feature-number {
        width: 55px;
        height: 55px;
        font-size: 1.6rem;
        margin: 0 auto 16px;
    }

    .feature h3 {
        font-size: 1.05rem;
    }

    .feature p {
        font-size: 0.9rem;
    }

    /* Stats */
    .stats .container {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .stat-item {
        padding: 20px;
    }

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

    /* Contact */
    .contact-form {
        padding: 30px;
    }

    .contact-form h3 {
        font-size: 1.2rem;
    }

    .contact-info {
        padding: 30px;
    }

    .contact-info h3 {
        font-size: 1.2rem;
    }

    .info-item i {
        font-size: 1.3rem;
    }

    .info-item h4 {
        font-size: 1rem;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-section h4 {
        font-size: 0.95rem;
    }

    .footer-section p,
    .footer-section a {
        font-size: 0.9rem;
    }

    /* Modal */
    .modal-content {
        width: 90%;
        max-width: 380px;
        padding: 30px 20px;
        margin: 20% auto;
    }

    .modal-header h2 {
        font-size: 1.4rem;
    }

    .login-modal .form-group input {
        font-size: 16px;
        padding: 11px 12px;
    }

    .close {
        font-size: 24px;
    }
}

/* Phones (320px - 480px) */
@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 0 15px;
        max-width: 100%;
    }

    /* Typography */
    h1 {
        font-size: 1.4rem;
        line-height: 1.2;
        margin-bottom: 12px;
    }

    h2 {
        font-size: 1.2rem;
        margin-bottom: 1.3rem;
    }

    h3 {
        font-size: 1rem;
    }

    p {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    /* Navigation */
    .navbar {
        padding: 0.7rem 0;
    }

    .nav-brand {
        gap: 8px;
        font-size: 0.85rem;
    }

    .nav-logo {
        height: 35px;
    }

    .nav-icon-fallback {
        font-size: 1.2rem;
    }

    .nav-toggle span {
        width: 20px;
        height: 2px;
        margin: 3px 0;
    }

    .btn-login {
        padding: 7px 15px;
        font-size: 0.8rem;
    }

    /* Hero Section */
    .hero {
        padding: 50px 0;
        min-height: 400px;
    }

    .hero .container {
        gap: 30px;
    }

    .hero-content h1 {
        font-size: 1.4rem;
        margin-bottom: 10px;
    }

    .hero-content p {
        font-size: 0.9rem;
        margin-bottom: 18px;
        color: rgba(255, 255, 255, 0.9);
    }

    .hero-buttons {
        gap: 10px;
    }

    .hero-buttons .btn {
        padding: 11px 20px;
        font-size: 0.9rem;
        gap: 8px;
    }

    .hero-buttons .btn i {
        font-size: 0.9rem;
    }

    .hero-image {
        font-size: 40px;
        min-height: 200px;
        border-radius: 10px;
    }

    /* Services Section */
    .services {
        padding: 50px 0;
    }

    .services h2::after {
        width: 45px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .service-card {
        border-radius: 8px;
        overflow: hidden;
    }

    .service-image {
        height: 140px;
    }

    .service-content {
        padding: 18px;
    }

    .service-icon {
        font-size: 1.8rem;
        margin-bottom: 10px;
    }

    .service-card h3 {
        font-size: 1rem;
        margin-bottom: 8px;
    }

    .service-card p {
        font-size: 0.85rem;
        line-height: 1.5;
        margin-bottom: 12px;
    }

    .service-features li {
        padding: 5px 0;
        font-size: 0.85rem;
        gap: 8px;
    }

    /* Tracking Section */
    .tracking {
        padding: 50px 0;
    }

    .tracking h2 {
        margin-bottom: 1.3rem;
    }

    .tracking h2::after {
        width: 40px;
    }

    .tracking-form {
        margin: 30px 0;
        gap: 10px;
    }

    .tracking-input {
        padding: 12px 12px;
        font-size: 14px;
        border-radius: 6px;
    }

    .tracking-result {
        margin-top: 30px;
    }

    .tracking-info {
        padding: 20px;
        border-radius: 8px;
    }

    .tracking-row {
        padding: 10px 0;
        font-size: 0.9rem;
        flex-direction: column;
        gap: 8px;
    }

    .tracking-row strong {
        display: block;
    }

    .tracking-status {
        padding: 14px;
        gap: 12px;
        margin-top: 15px;
    }

    .tracking-status i {
        font-size: 1.5rem;
        min-width: auto;
    }

    /* Calculator Section */
    .calculator {
        padding: 50px 0;
    }

    .calculator h2::after {
        width: 40px;
    }

    .calculator-form {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 12px;
        margin: 35px 0;
    }

    .form-group {
        margin-bottom: 0;
    }

    .form-group label {
        margin-bottom: 7px;
        font-size: 0.9rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 11px 12px;
        font-size: 14px;
        border-radius: 6px;
    }

    /* Rate Result */
    .rate-result {
        margin-top: 30px;
    }

    .rate-info {
        padding: 20px;
        border-radius: 8px;
        border-left: 4px solid var(--primary-color);
    }

    .rate-info h3 {
        font-size: 1.1rem;
        margin-bottom: 20px;
    }

    .rate-row {
        padding: 10px 0;
        font-size: 0.9rem;
        flex-direction: column;
        gap: 8px;
    }

    .rate-row.total {
        font-size: 1.2rem;
        margin: 12px -20px -20px -20px;
        padding: 12px 20px;
        border-radius: 0 0 8px 8px;
    }

    /* Why Choose Us */
    .why-us {
        padding: 50px 0;
    }

    .why-us h2::after {
        width: 40px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 35px;
    }

    .feature {
        padding: 18px 12px;
        border-radius: 8px;
    }

    .feature-number {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        margin: 0 auto 14px;
    }

    .feature h3 {
        font-size: 0.95rem;
        margin-bottom: 10px;
    }

    .feature p {
        font-size: 0.85rem;
    }

    /* Statistics Section */
    .stats {
        padding: 50px 0;
    }

    .stats .container {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .stat-item {
        padding: 18px;
        border-radius: 8px;
    }

    .stat-number {
        font-size: 1.8rem;
        margin-bottom: 8px;
    }

    .stat-label {
        font-size: 1rem;
    }

    /* Contact Section */
    .contact {
        padding: 50px 0;
    }

    .contact h2::after {
        width: 40px;
    }

    .contact-content {
        gap: 25px;
        margin-top: 35px;
    }

    .contact-form {
        padding: 25px;
        border-radius: 8px;
    }

    .contact-form h3 {
        font-size: 1.1rem;
        margin-bottom: 20px;
    }

    .contact-form .form-group {
        margin-bottom: 15px;
    }

    .contact-form input,
    .contact-form textarea {
        font-size: 14px;
        padding: 11px 12px;
    }

    .contact-info {
        padding: 25px;
        border-radius: 8px;
    }

    .contact-info h3 {
        font-size: 1.1rem;
        margin-bottom: 20px;
    }

    .info-item {
        gap: 12px;
        margin-bottom: 20px;
        padding-bottom: 15px;
    }

    .info-item i {
        font-size: 1.3rem;
        min-width: 30px;
    }

    .info-item h4 {
        font-size: 0.95rem;
        margin-bottom: 5px;
    }

    .info-item p {
        font-size: 0.85rem;
    }

    .social-links {
        gap: 10px;
        margin-top: 25px;
    }

    .social-links a {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    /* Footer */
    .footer {
        padding: 50px 0 12px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-bottom: 25px;
    }

    .footer-section h4 {
        font-size: 0.9rem;
        margin-bottom: 12px;
    }

    .footer-section p {
        font-size: 0.85rem;
        line-height: 1.6;
    }

    .footer-section ul li {
        margin-bottom: 8px;
    }

    .footer-section a {
        font-size: 0.85rem;
    }

    .footer-bottom {
        padding-top: 20px;
        font-size: 0.85rem;
    }

    /* Modal */
    .modal {
        top: auto;
    }

    .modal-content {
        width: 92%;
        max-width: 320px;
        padding: 25px 18px;
        margin: auto;
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        max-height: 90vh;
        overflow-y: auto;
        border-radius: 10px;
    }

    .modal-header h2 {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }

    .modal-header i {
        font-size: 1.5rem;
    }

    .login-modal .form-group {
        margin-bottom: 15px;
    }

    .login-modal .form-group label {
        font-size: 0.9rem;
        margin-bottom: 6px;
    }

    .login-modal .form-group input {
        padding: 10px 11px;
        font-size: 14px;
        border-radius: 6px;
    }

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

    .login-modal .form-group.checkbox input {
        width: 16px;
        height: 16px;
    }

    .login-modal .form-group.checkbox label {
        font-size: 0.85rem;
    }

    .login-footer {
        margin-top: 18px;
        padding-top: 15px;
    }

    .login-footer p {
        margin: 8px 0;
        font-size: 0.85rem;
    }

    .login-footer a {
        font-size: 0.85rem;
    }

    .close {
        font-size: 22px;
        top: -5px;
        right: 5px;
    }

    /* Buttons */
    .btn {
        padding: 11px 20px;
        font-size: 0.9rem;
        min-height: 44px;
        border-radius: 6px;
    }

    .btn-large {
        padding: 13px 25px;
        width: auto;
    }

    .btn-primary,
    .btn-secondary {
        gap: 8px;
    }

    button,
    input[type="submit"] {
        min-height: 44px;
        touch-action: manipulation;
    }

    /* General Improvements */
    input,
    select,
    textarea {
        -webkit-appearance: none;
        appearance: none;
        border-radius: 6px;
    }

    /* Prevent zoom on input focus */
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="number"],
    input[type="tel"],
    select,
    textarea {
        font-size: 16px;
    }
}