/* 
* Main Stylesheet for Dischdiado Website
* Author: Dischdiado Team
* Version: 1.0
*/

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

:root {
    /* Color Palette */
    --primary-color: #0056b3;
    --secondary-color: #00a0e9;
    --accent-color: #ff6b00;
    --light-color: #f5f9ff;
    --dark-color: #1a2a3a;
    --text-color: #333;
    --text-light: #6c7a89;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    
    /* Typography */
    --font-family-base: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-family-headings: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Border Radius */
    --border-radius-sm: 0.2rem;
    --border-radius-md: 0.4rem;
    --border-radius-lg: 0.8rem;
    
    /* Box Shadow */
    --box-shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --box-shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --box-shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-headings);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-md);
}

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

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

ul, ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

img, svg {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-size: 1rem;
}

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

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

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

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--accent-color);
}

.section-header p {
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* --------------------------------------------
   Header and Navigation
-------------------------------------------- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--box-shadow-sm);
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--transition-normal);
}

header.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--box-shadow-md);
}

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

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

.logo a {
    display: flex;
    align-items: center;
    color: var(--dark-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo img {
    height: 40px;
    margin-right: var(--spacing-sm);
}

nav ul {
    display: flex;
    list-style: none;
    margin: 0;
}

nav ul li {
    margin-left: var(--spacing-lg);
}

nav ul li a {
    position: relative;
    color: var(--dark-color);
    font-weight: 500;
    padding: 0.5rem 0;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-normal);
}

nav ul li a:hover::after,
nav ul li a.active::after {
    width: 100%;
}

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

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin-bottom: 5px;
    border-radius: 1px;
    transition: all var(--transition-normal);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -7px);
}

/* --------------------------------------------
   Hero Banner
-------------------------------------------- */
.hero-banner {
    padding: 9rem 0 6rem;
    background-color: var(--light-color);
    overflow: hidden;
}

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

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content h1 {
    margin-bottom: var(--spacing-lg);
    color: var(--dark-color);
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    max-width: 500px;
}

/* --------------------------------------------
   About Section
-------------------------------------------- */
.about-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--white);
}

.about-section .container {
    display: flex;
    align-items: center;
    gap: var(--spacing-xxl);
}

.about-image {
    flex: 1;
}

.about-content {
    flex: 1;
}

.about-content h2 {
    margin-bottom: var(--spacing-lg);
}

.about-content p {
    margin-bottom: var(--spacing-md);
    color: var(--text-light);
}

/* --------------------------------------------
   Services Section
-------------------------------------------- */
.services-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--light-color);
}

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

.service-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--box-shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.service-icon {
    margin-bottom: var(--spacing-lg);
    display: flex;
    justify-content: center;
}

.service-icon img {
    height: 80px;
}

.service-card h3 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.service-card p {
    color: var(--text-light);
    text-align: center;
}

/* --------------------------------------------
   Equipment Section
-------------------------------------------- */
.equipment-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--white);
}

.equipment-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.category {
    background-color: var(--light-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--box-shadow-md);
    transition: transform var(--transition-normal);
}

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

.category h3 {
    position: relative;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    text-align: center;
}

.category h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 2px;
    background-color: var(--accent-color);
}

.category ul {
    list-style: none;
    margin: 0;
}

.category ul li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--gray-300);
    position: relative;
    padding-left: var(--spacing-lg);
}

.category ul li:last-child {
    border-bottom: none;
}

.category ul li::before {
    content: '➤';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
}

/* --------------------------------------------
   Blog Section
-------------------------------------------- */
.blog-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--light-color);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.blog-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--box-shadow-md);
    transition: transform var(--transition-normal);
}

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

.blog-image {
    height: 200px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-content {
    padding: var(--spacing-lg);
}

.blog-content h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.blog-content p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.read-more {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    position: relative;
}

.read-more::after {
    content: '→';
    margin-left: var(--spacing-xs);
    transition: margin-left var(--transition-normal);
}

.read-more:hover::after {
    margin-left: var(--spacing-sm);
}

.blog-link {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* --------------------------------------------
   Testimonials Section
-------------------------------------------- */
.testimonials-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--white);
}

.testimonials-slider {
    position: relative;
    overflow: hidden;
}

.testimonial {
    background-color: var(--light-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--box-shadow-md);
    margin: 0 var(--spacing-md);
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.testimonial-content p {
    font-style: italic;
    position: relative;
    padding: 0 var(--spacing-md);
}

.testimonial-content p::before,
.testimonial-content p::after {
    content: '"';
    font-size: 2rem;
    color: var(--primary-color);
    position: absolute;
}

.testimonial-content p::before {
    top: -10px;
    left: 0;
}

.testimonial-content p::after {
    bottom: -20px;
    right: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: var(--spacing-md);
    object-fit: cover;
}

.testimonial-author h4 {
    margin-bottom: 0;
}

.testimonial-author p {
    margin-bottom: 0;
    color: var(--text-light);
}

.testimonial-indicators {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-xl);
}

.testimonial-indicators span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--gray-300);
    margin: 0 var(--spacing-xs);
    cursor: pointer;
    transition: background-color var(--transition-normal);
}

.testimonial-indicators span.active {
    background-color: var(--primary-color);
}

/* --------------------------------------------
   Contact Section
-------------------------------------------- */
.contact-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--light-color);
}

.contact-section .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xxl);
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.info-item {
    display: flex;
    align-items: flex-start;
}

.info-item .icon {
    margin-right: var(--spacing-md);
    font-size: 1.5rem;
    color: var(--primary-color);
}

.info-item h4 {
    margin-bottom: var(--spacing-xs);
}

.info-item p {
    color: var(--text-light);
    margin-bottom: 0;
}

.social-media {
    margin-top: var(--spacing-xl);
}

.social-media h4 {
    margin-bottom: var(--spacing-md);
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--white);
    color: var(--primary-color);
    transition: all var(--transition-normal);
}

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

.contact-form {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--box-shadow-md);
}

.contact-form h3 {
    margin-bottom: var(--spacing-sm);
}

.contact-form p {
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-md);
    font-family: var(--font-family-base);
    font-size: 1rem;
    transition: border-color var(--transition-normal);
}

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

.form-group.checkbox {
    display: flex;
    align-items: center;
}

.form-group.checkbox input {
    width: auto;
    margin-right: var(--spacing-sm);
}

.form-group.checkbox label {
    margin-bottom: 0;
    font-weight: normal;
}

/* --------------------------------------------
   Thank You Page
-------------------------------------------- */
.thank-you-section {
    padding: 10rem 0 6rem;
    background-color: var(--light-color);
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
}

.thank-you-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.thank-you-icon {
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.thank-you-content h1 {
    margin-bottom: var(--spacing-lg);
}

.thank-you-content p {
    margin-bottom: var(--spacing-lg);
    color: var(--text-light);
}

.thank-you-content .cta-buttons {
    justify-content: center;
    margin-top: var(--spacing-xl);
}

/* --------------------------------------------
   Footer
-------------------------------------------- */
footer {
    background-color: var(--dark-color);
    padding: var(--spacing-xxl) 0 var(--spacing-md);
    color: var(--white);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo img {
    height: 40px;
    margin-bottom: var(--spacing-sm);
}

.footer-logo p {
    color: var(--gray-400);
    margin-bottom: var(--spacing-md);
}

.link-group h4 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.link-group h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--accent-color);
}

.link-group ul {
    list-style: none;
    margin: 0;
}

.link-group ul li {
    margin-bottom: var(--spacing-sm);
}

.link-group ul li a {
    color: var(--gray-400);
    transition: color var(--transition-normal);
}

.link-group ul li a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
}

.footer-bottom p {
    color: var(--gray-500);
    margin-bottom: 0;
}

/* --------------------------------------------
   Media Queries
-------------------------------------------- */
@media (max-width: 992px) {
    html {
        font-size: 15px;
    }

    .hero-banner .container,
    .about-section .container {
        flex-direction: column;
    }

    .hero-content,
    .about-content,
    .hero-image,
    .about-image {
        max-width: 100%;
    }

    .hero-image,
    .about-image {
        margin-top: var(--spacing-xl);
        justify-content: center;
    }

    .about-image {
        order: -1;
        margin-top: 0;
        margin-bottom: var(--spacing-xl);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    header {
        padding: 0.5rem 0;
    }

    .menu-toggle {
        display: flex;
    }

    nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        padding: 0;
        height: 0;
        overflow: hidden;
        transition: height var(--transition-normal);
        box-shadow: var(--box-shadow-md);
    }

    nav.active {
        height: auto;
        padding: var(--spacing-md) 0;
    }

    nav ul {
        flex-direction: column;
        padding: 0 var(--spacing-lg);
    }

    nav ul li {
        margin: 0;
        text-align: center;
    }

    nav ul li a {
        display: block;
        padding: var(--spacing-md) 0;
        border-bottom: 1px solid var(--gray-200);
    }

    nav ul li:last-child a {
        border-bottom: none;
    }

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

    .cta-buttons .btn {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }

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

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

    .contact-section .container {
        gap: var(--spacing-xl);
    }

    .testimonial {
        padding: var(--spacing-lg);
    }
}

@media (max-width: 576px) {
    .services-grid,
    .equipment-categories,
    .blog-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .link-group h4::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-logo {
        align-items: center;
        margin-bottom: var(--spacing-lg);
    }
}