/* ============================================
   MinTrava - Modern Software Development Website
   ============================================ */

/* ========== CSS Reset & Base Styles ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1e3a8a;
    --secondary-color: #06b6d4;
    --accent-color: #0ea5e9;
    --dark-blue: #0c1e45;
    --light-bg: #f8fafc;
    --white: #ffffff;
    --text-dark: #1e293b;
    --text-gray: #64748b;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

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

a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
    margin-bottom: 1rem;
    color: var(--text-gray);
}

/* ========== Container & Layout ========== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    margin-bottom: 0.5rem;
}

.section-title p {
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto;
}

/* ========== Header & Navigation ========== */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: transform 0.3s ease;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
    pointer-events: none;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    border-radius: 2px;
}

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

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

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

/* ========== Hero Section ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../img/img_6b89dafa.jpg') center/cover no-repeat;
    opacity: 0.15;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
}

.hero p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

/* ========== Services Section ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--white);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 1.5rem;
    position: relative;
}

.service-icon::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    pointer-events: none;
}

.service-card:hover .service-icon::before {
    opacity: 0.3;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-card p {
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-link {
    color: var(--secondary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s ease;
}

.service-link:hover {
    gap: 0.75rem;
}

/* ========== Features Section ========== */
.features {
    background: var(--light-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item {
    text-align: center;
    padding: 1.5rem;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-item h4 {
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

/* ========== Stats Section ========== */
.stats {
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
}

/* ========== Team Section ========== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-member {
    text-align: center;
    background: var(--white);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.team-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    overflow: hidden;
    border: 4px solid var(--secondary-color);
}

.team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-member h4 {
    margin-bottom: 0.5rem;
}

.team-member .position {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 0.75rem;
    display: block;
}

/* ========== Blog Section ========== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.blog-card {
    background: var(--white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.blog-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.blog-card:hover .blog-image img {
    transform: scale(1.1);
}

.blog-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-gray);
    margin-bottom: 1rem;
}

.blog-content h3 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.blog-content p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

.read-more {
    color: var(--secondary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s ease;
}

.read-more:hover {
    gap: 0.75rem;
}

/* ========== Article Page ========== */
.article-hero {
    padding-top: 100px;
    padding-bottom: 3rem;
    background: var(--light-bg);
}

.article-hero h1 {
    max-width: 900px;
    margin: 0 auto 1.5rem;
}

.article-meta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    color: var(--text-gray);
}

.article-featured-image {
    width: 100%;
    max-height: 500px;
    overflow: hidden;
    border-radius: 1rem;
    margin: 2rem 0;
}

.article-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.article-content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.article-content h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.article-content p {
    margin-bottom: 1.5rem;
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-dark);
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.article-content li {
    margin-bottom: 0.5rem;
    color: var(--text-gray);
    line-height: 1.7;
}

/* ========== Contact Section & Form ========== */
.contact {
    background: var(--light-bg);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    align-items: start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-group.error input,
.form-group.error textarea {
    border-color: #ef4444;
}

.error-message {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.form-group.error .error-message {
    display: block;
}

.map-container {
    width: 100%;
    height: 400px;
    border-radius: 1rem;
    overflow: hidden;
    margin-top: 3rem;
    background: var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-gray);
}

/* ========== Footer ========== */
footer {
    background: var(--dark-blue);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

/* ========== Cookie Banner ========== */
.cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-lg);
    padding: 1.5rem;
    z-index: 999;
    transition: bottom 0.3s ease;
}

.cookie-banner.show {
    bottom: 0;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.cookie-content p {
    margin: 0;
    flex: 1;
    min-width: 300px;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
}

/* ========== Privacy & Legal Pages ========== */
.legal-page {
    padding-top: 100px;
    min-height: 100vh;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.legal-content h2 {
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

.legal-content h3 {
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.legal-content p,
.legal-content li {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.legal-content ul {
    padding-left: 2rem;
    margin-bottom: 1.5rem;
}

/* ========== Animations ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease;
}

/* ========== Responsive Design ========== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow);
        transition: left 0.3s ease;
        align-items: flex-start;
    }

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

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

    .hero {
        min-height: 80vh;
        padding-top: 100px;
    }

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

    .btn {
        width: 100%;
    }

    .services-grid,
    .features-grid,
    .team-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

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

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .cookie-buttons {
        width: 100%;
        flex-direction: column;
    }

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

@media (max-width: 480px) {
    .section {
        padding: 3rem 0;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .article-content {
        padding: 2rem 1rem;
    }
}

/* ========== Utility Classes ========== */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.hidden {
    display: none;
}