/* Global Settings & Variables */
:root {
    --bg-color: #111827;
    --text-color: #F9FAFB;
    --primary-color: #8B5CF6;
    --primary-hover-color: #A78BFA;
    --secondary-color: #4B5563;
    --border-color: #374151;

    --font-primary: 'Space Grotesk', sans-serif;
    --font-secondary: 'Inter', sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    background-color: var(--bg-color);
    color: var(--text-color);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    line-height: 1.2;
}

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

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

ul {
    list-style: none;
}

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

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

/* Header */
.header {
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background-color: rgba(17, 24, 39, 0.8);
    backdrop-filter: blur(10px);
    z-index: 100;
}

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

.header__logo {
    font-family: var(--font-primary);
    font-size: 24px;
    font-weight: 700;
    color: var(--text-color);
}

.header__nav {
    display: none; /* Hidden on mobile by default */
}

.header__nav-list {
    display: flex;
    align-items: center;
    gap: 30px;
}

.header__nav-link {
    font-size: 16px;
    font-weight: 500;
}

.header__nav-link--cta {
    background-color: var(--primary-color);
    color: var(--text-color);
    padding: 8px 16px;
    border-radius: 6px;
    transition: background-color 0.3s ease;
}

.header__nav-link--cta:hover {
    background-color: var(--primary-hover-color);
    color: var(--text-color);
}

.header__burger-btn {
    display: block;
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
}

/* Footer */
.footer {
    padding: 60px 0;
    background-color: #0c121e; /* Slightly darker than body */
    border-top: 1px solid var(--border-color);
}

.footer__container {
    display: grid;
    gap: 40px;
    grid-template-columns: 1fr; /* 1 column on mobile */
}

.footer__logo {
    font-family: var(--font-primary);
    font-size: 28px;
    font-weight: 700;
}

.footer__title {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 15px;
    color: var(--text-color);
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer__link {
    color: var(--secondary-color);
    font-weight: 400;
    transition: color 0.3s ease;
}

.footer__link:hover {
    color: var(--primary-hover-color);
}

.footer__list--contacts .footer__link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer__icon {
    width: 18px;
    height: 18px;
    color: var(--secondary-color);
}

.footer__address {
    display: inline-flex;
    align-items: flex-start;
    gap: 8px;
    color: var(--secondary-color);
    line-height: 1.5;
}


/* Media Queries (Mobile-First) */
@media (min-width: 768px) {
    .header__burger-btn {
        display: none;
    }

    .header__nav {
        display: block;
    }

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

@media (min-width: 1024px) {
    .footer__container {
        grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    }
}

/* Hero Section */
.hero {
    padding: 80px 0;
    overflow: hidden;
}

.hero__container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 60px;
}

.hero__content {
    text-align: center;
    max-width: 650px;
}

.hero__title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    min-height: 90px; /* Reserve space to prevent layout shift */
}

/* Typing cursor effect */
.hero__title::after {
    content: '|';
    animation: blink 1s step-end infinite;
    color: var(--primary-color);
    font-weight: 500;
}

@keyframes blink {
    from, to { opacity: 1; }
    50% { opacity: 0; }
}

.hero__subtitle {
    font-size: 18px;
    color: var(--secondary-color);
    margin-bottom: 30px;
    line-height: 1.7;
}

.hero__cta-group {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.hero__cta {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 500;
    font-family: var(--font-primary);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.hero__cta--primary {
    background-color: var(--primary-color);
    color: var(--text-color);
}
.hero__cta--primary:hover {
    background-color: var(--primary-hover-color);
    color: var(--text-color);
}

.hero__cta--secondary {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-color);
}
.hero__cta--secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.hero__image-wrapper {
    max-width: 450px;
    width: 100%;
}

.hero__image {
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background-color: #1a2333;
}


/* Media Queries for Hero */
@media (min-width: 768px) {
    .hero__title {
        font-size: 48px;
        min-height: 120px;
    }
}

@media (min-width: 1024px) {
    .hero {
        padding: 120px 0;
    }
    .hero__container {
        flex-direction: row;
        justify-content: space-between;
        gap: 80px;
    }
    .hero__content {
        text-align: left;
    }
    .hero__cta-group {
        justify-content: flex-start;
    }
}

/* Section Title Utility */
.section-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
}

/* Technologies Section */
.tech {
    padding: 80px 0;
    background-color: #0c121e; /* Slightly different dark background */
}

.tech__grid {
    display: grid;
    grid-template-columns: 1fr; /* 1 column on mobile */
    gap: 25px;
}

.tech-card {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
}

.tech-card__icon {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.tech-card__icon svg {
    width: 32px;
    height: 32px;
}

.tech-card__title {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 10px;
}

.tech-card__description {
    color: var(--secondary-color);
    line-height: 1.6;
}

/* Media Queries for Technologies Section */
@media (min-width: 640px) {
    .tech__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .tech {
        padding: 100px 0;
    }
    .section-title {
        font-size: 42px;
    }
    .tech__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Cases Section */
.cases {
    padding: 80px 0;
}

.cases__wrapper {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.case-item {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    align-items: center;
}

.case-item__image {
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background-color: #1a2333;
}

.case-item__tag {
    display: inline-block;
    background-color: var(--border-color);
    color: var(--primary-hover-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 15px;
}

.case-item__title {
    font-size: 28px;
    margin-bottom: 15px;
}

.case-item__description {
    color: var(--secondary-color);
    margin-bottom: 25px;
}

.case-item__tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.case-item__tech-list li {
    background-color: #1f2937; /* Tailwind gray-800 */
    border: 1px solid var(--border-color);
    padding: 5px 15px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
}

/* Media Queries for Cases Section */
@media (min-width: 768px) {
    .case-item {
        grid-template-columns: 1fr 1fr;
        gap: 50px;
    }

    /* Modifier for reversed layout */
    .case-item--reversed .case-item__image-wrapper {
        order: 2;
    }
    .case-item--reversed .case-item__content {
        order: 1;
    }
}

@media (min-width: 1024px) {
    .cases {
        padding: 100px 0;
    }
    .cases__wrapper {
        gap: 100px;
    }
}

/* Process Section */
.process {
    padding: 80px 0;
    background-color: #0c121e; /* Same as Technologies section */
}

.process__wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

.process-step {
    text-align: center;
    padding: 30px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background-color: var(--bg-color);
    position: relative;
}

.process-step__icon {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #1f2937; /* Tailwind gray-800 */
    color: var(--primary-color);
    margin-bottom: 20px;
}

.process-step__icon svg {
    width: 28px;
    height: 28px;
}

.process-step__title {
    font-size: 20px;
    margin-bottom: 10px;
}

.process-step__description {
    color: var(--secondary-color);
    font-size: 15px;
}

/* Media Queries for Process Section */
@media (min-width: 768px) {
    .process__wrapper {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .process {
        padding: 100px 0;
    }
    .process__wrapper {
        grid-template-columns: repeat(4, 1fr);
        gap: 25px;
    }
    
    /* Connector line for desktop */
    .process-step:not(:last-child)::after {
        content: '';
        position: absolute;
        top: 60px; /* Vertically center with icon */
        right: -27px; /* Half of gap + half of connector width */
        width: 26px;
        height: 2px;
        background-image: linear-gradient(to right, var(--secondary-color) 50%, transparent 50%);
        background-size: 8px 2px;
        z-index: -1;
    }
}

/* Blog Section */
.blog {
    padding: 80px 0;
}

.blog__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.blog-card {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background-color: var(--bg-color);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.blog-card__link {
    display: block;
    color: var(--text-color);
}
.blog-card__link:hover .blog-card__title {
    color: var(--primary-color);
}

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

.blog-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.blog-card:hover .blog-card__image {
    transform: scale(1.05);
}

.blog-card__content {
    padding: 25px;
}

.blog-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.blog-card__category {
    color: var(--primary-hover-color);
    font-weight: 500;
}

.blog-card__title {
    font-size: 20px;
    font-weight: 500;
    line-height: 1.4;
    margin-bottom: 20px;
    min-height: 84px; /* Reserve space for 3 lines of text */
    transition: color 0.3s ease;
}

.blog-card__readmore {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    font-family: var(--font-primary);
}

.blog-card__readmore svg {
    width: 18px;
    height: 18px;
    transition: transform 0.3s ease;
}
.blog-card:hover .blog-card__readmore svg {
    transform: translateX(5px);
}

/* Media Queries for Blog Section */
@media (min-width: 640px) {
    .blog__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog {
        padding: 100px 0;
    }
    .blog__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background-color: #0c121e;
}

.contact__wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
}

.contact__info-title {
    font-size: 28px;
    margin-bottom: 15px;
}

.contact__info-text {
    color: var(--secondary-color);
    margin-bottom: 30px;
    line-height: 1.7;
}

.contact__info-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact__info-list a {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 500;
}

.contact__info-list svg {
    width: 22px;
    height: 22px;
    color: var(--primary-color);
}

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

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

.form-label {
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--secondary-color);
}

.form-input {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-color);
    font-size: 16px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.3);
}

.form-group--checkbox {
    flex-direction: row;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--secondary-color);
}
.form-group--checkbox input[type="checkbox"] {
    margin-top: 4px;
}
.form-group--checkbox a {
    color: var(--primary-hover-color);
    text-decoration: underline;
}

.form-submit-btn {
    padding: 14px 20px;
    background-color: var(--primary-color);
    color: var(--text-color);
    font-size: 16px;
    font-weight: 500;
    font-family: var(--font-primary);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
.form-submit-btn:hover {
    background-color: var(--primary-hover-color);
}
.form-submit-btn:disabled {
    background-color: var(--secondary-color);
    cursor: not-allowed;
}

.success-message {
    display: none; /* Hidden by default */
    text-align: center;
    padding: 40px;
    border: 1px solid var(--primary-color);
    border-radius: 12px;
    background-color: #1a2333;
}
.success-message svg {
    color: #34d399; /* Green color for success */
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
}
.success-message h4 {
    font-size: 24px;
    margin-bottom: 10px;
}

/* Media Queries for Contact Section */
@media (min-width: 1024px) {
    .contact { padding: 100px 0; }
    .contact__wrapper {
        grid-template-columns: 1fr 1.2fr;
        gap: 80px;
    }
}

/* Cookie Pop-up */
.cookie-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background-color: #1f2937; /* Tailwind gray-800 */
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    z-index: 200;
    transform: translateY(200%); /* Initially hidden */
    transition: transform 0.5s ease-in-out;
}

.cookie-popup--show {
    transform: translateY(0);
}

.cookie-popup__text {
    color: var(--secondary-color);
    text-align: center;
    font-size: 15px;
}

.cookie-popup__text a {
    color: var(--primary-hover-color);
    text-decoration: underline;
}

.cookie-popup__btn {
    background-color: var(--primary-color);
    color: var(--text-color);
    padding: 8px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 15px;
    transition: background-color 0.3s ease;
}

.cookie-popup__btn:hover {
    background-color: var(--primary-hover-color);
}

@media (min-width: 768px) {
    .cookie-popup {
        flex-direction: row;
        justify-content: space-between;
        max-width: 600px;
        left: 50%;
        transform: translateX(-50%) translateY(200%);
    }
    .cookie-popup--show {
        transform: translateX(-50%) translateY(0);
    }
    .cookie-popup__text {
        text-align: left;
    }
}

/* Policy Pages Styles */
.pages {
    padding: 60px 0;
}

.pages .container {
    max-width: 800px; /* Narrower container for better readability */
}

.pages h1 {
    font-size: 42px;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.pages h2 {
    font-size: 28px;
    margin-top: 40px;
    margin-bottom: 20px;
}

.pages p, 
.pages li {
    font-size: 17px;
    line-height: 1.8;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.pages ul {
    list-style: disc;
    padding-left: 25px;
}

.pages strong {
    color: var(--text-color);
    font-weight: 500;
}

.pages a {
    color: var(--primary-color);
    text-decoration: underline;
    transition: color 0.3s ease;
}

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