/* ==================== GOOGLE FONTS ==================== */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;700&family=Playfair+Display:wght@700&display=swap');

/* ==================== CSS VARIABLES ==================== */
:root {
    --header-height: 4.5rem;

    /* Colors */
    --background-color: #F8F9FA;
    --text-color: #212529;
    --primary-color: #4A90E2;
    --accent-color: #F5A623;
    --secondary-text-color: #6C757D;
    --border-color: #DEE2E6;
    --white-color: #FFFFFF;

    /* Fonts */
    --body-font: 'Manrope', sans-serif;
    --heading-font: 'Playfair Display', serif;

    /* Font sizes */
    --h1-font-size: 2.75rem;
    --h2-font-size: 2rem;
    --h3-font-size: 1.5rem;
    --normal-font-size: 1rem;
    --small-font-size: 0.875rem;

    /* Font weights */
    --font-regular: 400;
    --font-bold: 700;

    /* Margins & Paddings */
    --mb-0-5: 0.5rem;
    --mb-1: 1rem;
    --mb-1-5: 1.5rem;
    --mb-2: 2rem;

    /* Z-index */
    --z-fixed: 100;
    --z-modal: 1000;
}

/* ==================== BASE STYLES ==================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--body-font);
    font-size: var(--normal-font-size);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: var(--heading-font);
    color: var(--text-color);
    font-weight: var(--font-bold);
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

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

/* ==================== REUSABLE CSS CLASSES ==================== */
.container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

/* ==================== HEADER ==================== */
.header {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: var(--z-fixed);
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.header__container {
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__logo {
    font-family: var(--heading-font);
    font-size: 1.5rem;
    font-weight: var(--font-bold);
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.header__logo:hover {
    color: var(--accent-color);
}

.header__nav-list {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.header__nav-link {
    font-weight: var(--font-bold);
    color: var(--text-color);
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

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

.header__nav-link:hover::after {
    width: 100%;
}

.header__nav-link--button {
    background-color: var(--primary-color);
    color: var(--white-color);
    padding: 0.6rem 1.2rem;
    border-radius: 2rem;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.header__nav-link--button:hover {
    background-color: var(--accent-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

.header__nav-link--button::after {
    display: none; /* Hide underline effect for button */
}

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

/* ==================== FOOTER ==================== */
.footer {
    background-color: var(--text-color);
    color: var(--background-color);
    padding: 4rem 0 2rem;
}

.footer__container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
}

.footer__logo {
    font-family: var(--heading-font);
    font-size: 1.75rem;
    font-weight: var(--font-bold);
    color: var(--white-color);
    margin-bottom: var(--mb-1);
    display: inline-block;
}

.footer__copyright {
    font-size: var(--small-font-size);
    color: var(--secondary-text-color);
}

.footer__title {
    font-family: var(--body-font);
    font-size: 1.25rem;
    font-weight: var(--font-bold);
    color: var(--white-color);
    margin-bottom: var(--mb-1-5);
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer__link {
    color: var(--secondary-text-color);
    transition: color 0.3s ease, padding-left 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer__link:hover {
    color: var(--primary-color);
    padding-left: 0.25rem;
}

.footer__icon {
    width: 1.25rem;
    height: 1.25rem;
}

/* ==================== MOBILE ADAPTATION ==================== */
@media screen and (max-width: 768px) {
    .header__nav {
        display: none; /* For now, will implement mobile menu later */
    }

    .header__burger-menu {
        display: block;
    }
    
    .footer__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer__column--brand {
        order: 4; /* Move brand info to the bottom on mobile */
    }

    .footer__link {
        justify-content: center;
    }
}
/* ==================== HERO SECTION ==================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    padding-top: var(--header-height); /* Offset for fixed header */
}

.hero__canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero__container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero__title {
    font-size: var(--h1-font-size);
    margin-bottom: var(--mb-1-5);
    max-width: 800px;
    line-height: 1.3;
}

.hero__description {
    font-size: 1.25rem;
    color: var(--secondary-text-color);
    margin-bottom: var(--mb-2);
    max-width: 650px;
}

.hero__cta {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white-color);
    font-weight: var(--font-bold);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1.1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.hero__cta:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(245, 166, 35, 0.4);
}

/* Responsive adjustments for Hero */
@media screen and (max-width: 768px) {
    :root {
        --h1-font-size: 2.25rem;
    }
    
    .hero__description {
        font-size: 1rem;
    }
}
/* ==================== CONCEPTS SECTION ==================== */
.concepts {
    padding: 6rem 0;
    background-color: var(--white-color);
}

.concepts__container {
    text-align: center;
}

.concepts__main-title {
    font-size: var(--h2-font-size);
    margin-bottom: var(--mb-1);
}

.concepts__subtitle {
    font-size: 1.15rem;
    color: var(--secondary-text-color);
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.concepts__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.concepts__card {
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.concepts__card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.concepts__icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    margin-bottom: var(--mb-1-5);
}

.concepts__icon {
    width: 32px;
    height: 32px;
    color: var(--white-color);
}

.concepts__card-title {
    font-family: var(--body-font);
    font-size: 1.3rem;
    font-weight: var(--font-bold);
    margin-bottom: var(--mb-0-5);
}

.concepts__card-description {
    color: var(--secondary-text-color);
    line-height: 1.7;
}

/* Responsive adjustments for Concepts */
@media screen and (max-width: 768px) {
    .concepts {
        padding: 4rem 0;
    }

    .concepts__main-title {
        font-size: 1.75rem;
    }

    .concepts__subtitle {
        font-size: 1rem;
        margin-bottom: 3rem;
    }
}
/* ==================== CASES SECTION ==================== */
.cases {
    padding: 6rem 0;
}

.cases__container {
    text-align: center;
}

.cases__main-title {
    font-size: var(--h2-font-size);
    margin-bottom: var(--mb-1);
}

.cases__subtitle {
    font-size: 1.15rem;
    color: var(--secondary-text-color);
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cases__tabs-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.cases__tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    border-radius: 50px;
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    padding: 0.5rem;
}

.cases__tab-button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    border: none;
    background-color: transparent;
    font-size: var(--normal-font-size);
    font-weight: var(--font-bold);
    color: var(--secondary-text-color);
    border-radius: 50px;
    transition: background-color 0.3s, color 0.3s;
}

.cases__tab-icon {
    width: 20px;
    height: 20px;
}

.cases__tab-button--active {
    background-color: var(--primary-color);
    color: var(--white-color);
}

.cases__content {
    display: none;
    grid-template-columns: 1fr 1.5fr;
    align-items: center;
    gap: 3rem;
    text-align: left;
    animation: fadeIn 0.5s ease-in-out;
}

.cases__content--active {
    display: grid;
}

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

.cases__image {
    width: 100%;
    border-radius: 16px;
    object-fit: cover;
}

.cases__content-title {
    font-size: var(--h3-font-size);
    margin-bottom: var(--mb-1);
}

.cases__content-description {
    color: var(--secondary-text-color);
    line-height: 1.7;
}

/* Responsive adjustments for Cases */
@media screen and (max-width: 768px) {
    .cases {
        padding: 4rem 0;
    }
    .cases__tabs {
        flex-direction: column;
        border-radius: 16px;
    }
    .cases__content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    .cases__image {
        order: -1; /* Move image to the top */
    }
    .cases__text-content {
        text-align: left;
    }
}
/* ==================== TECHNOLOGIES SECTION ==================== */
.technologies {
    padding: 6rem 0;
    background-color: var(--white-color);
}

.technologies__container {
    text-align: center;
}

.technologies__main-title {
    font-size: var(--h2-font-size);
    margin-bottom: var(--mb-1);
}

.technologies__subtitle {
    font-size: 1.15rem;
    color: var(--secondary-text-color);
    margin-bottom: 5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.technologies__timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

/* The vertical line */
.technologies__timeline::after {
    content: '';
    position: absolute;
    width: 3px;
    background-color: var(--border-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1.5px;
    z-index: 1;
}

.technologies__item {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 2;
}

.technologies__icon-wrapper {
    width: 70px;
    height: 70px;
    background-color: var(--background-color);
    border: 3px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.technologies__icon {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
}

.technologies__content {
    background: var(--background-color);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 16px;
    text-align: left;
    flex-grow: 1;
}

/* Arranging items left and right */
.technologies__item:nth-child(odd) {
    flex-direction: row-reverse;
}

.technologies__item:nth-child(odd) .technologies__content {
    margin-right: 2rem;
}

.technologies__item:nth-child(even) .technologies__content {
    margin-left: 2rem;
}

.technologies__item-title {
    font-family: var(--body-font);
    font-weight: var(--font-bold);
    font-size: 1.25rem;
    margin-bottom: var(--mb-0-5);
}

.technologies__item-description {
    color: var(--secondary-text-color);
}

/* Responsive adjustments for Technologies */
@media screen and (max-width: 768px) {
    .technologies {
        padding: 4rem 0;
    }
    
    .technologies__timeline::after {
        left: 35px; /* Move line to the left */
    }

    .technologies__item,
    .technologies__item:nth-child(odd) {
        flex-direction: row;
    }

    .technologies__content {
        width: 100%;
    }
    
    .technologies__item .technologies__content,
    .technologies__item:nth-child(odd) .technologies__content {
        margin-left: 1.5rem;
        margin-right: 0;
    }
}

/* ==================== MINDSET SECTION ==================== */
.mindset {
    padding: 6rem 0;
}

.mindset__container {
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

.mindset__main-title {
    font-size: var(--h2-font-size);
    margin-bottom: var(--mb-1);
}

.mindset__subtitle {
    font-size: 1.15rem;
    color: var(--secondary-text-color);
    margin-bottom: 4rem;
}

.mindset__accordion {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    text-align: left;
}

.mindset__item {
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.mindset__header {
    width: 100%;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    background-color: transparent;
    border: none;
    font-family: var(--body-font);
    font-size: 1.2rem;
    font-weight: var(--font-bold);
    color: var(--text-color);
}

.mindset__header-icon {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
    transition: transform 0.4s ease;
    flex-shrink: 0;
}

.mindset__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.3s ease-out;
}

.mindset__content-text {
    padding: 0 1.5rem 1.5rem;
    color: var(--secondary-text-color);
    line-height: 1.7;
}

/* Active state for accordion */
.mindset__item.mindset__item--active .mindset__header-icon {
    transform: rotate(45deg);
}

.mindset__item.mindset__item--active .mindset__content {
    /* max-height will be set by JS */
}
/* ==================== CONTACT SECTION ==================== */
.contact {
    padding: 6rem 0;
    background-color: var(--white-color);
}

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

.contact__main-title {
    font-size: var(--h2-font-size);
    margin-bottom: var(--mb-1);
}

.contact__subtitle {
    font-size: 1.15rem;
    color: var(--secondary-text-color);
    margin-bottom: 4rem;
}

.contact__form-wrapper {
    background-color: var(--background-color);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.contact__form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact__form-group {
    text-align: left;
}

.contact__label {
    display: block;
    font-weight: var(--font-bold);
    margin-bottom: var(--mb-0-5);
}

.contact__input {
    width: 100%;
    padding: 0.9rem 1.2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--white-color);
    font-family: var(--body-font);
    font-size: var(--normal-font-size);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.contact__input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2);
}

.contact__form-group--checkbox {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.contact__checkbox {
    width: 1.25em;
    height: 1.25em;
    accent-color: var(--primary-color);
}

.contact__checkbox-label {
    font-size: var(--small-font-size);
    color: var(--secondary-text-color);
}

.contact__checkbox-label a {
    color: var(--primary-color);
    text-decoration: underline;
}

.contact__submit-button {
    background-color: var(--accent-color);
    color: var(--white-color);
    font-weight: var(--font-bold);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1.1rem;
    transition: background-color 0.3s ease, transform 0.3s ease;
    border: none;
    cursor: pointer;
}

.contact__submit-button:hover {
    background-color: #F8B446; /* A bit lighter orange */
    transform: translateY(-2px);
}

.contact__submit-button:disabled {
    background-color: var(--secondary-text-color);
    cursor: not-allowed;
    transform: none;
}

.contact__success-message {
    display: none; /* Initially hidden */
    text-align: center;
    animation: fadeIn 0.5s;
}

.contact__success-icon {
    color: #28a745; /* Success green */
    width: 60px;
    height: 60px;
    margin-bottom: var(--mb-1);
}

.contact__success-title {
    font-size: var(--h3-font-size);
    margin-bottom: var(--mb-0-5);
}

.contact__success-text {
    color: var(--secondary-text-color);
}

/* ==================== COOKIE POPUP ==================== */
.cookie-popup {
    position: fixed;
    bottom: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    background-color: var(--text-color);
    color: var(--white-color);
    padding: 1rem 1.5rem;
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    z-index: var(--z-modal);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    transform: translateY(200%);
    transition: transform 0.5s ease-in-out;
}

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

.cookie-popup__text {
    font-size: var(--small-font-size);
}

.cookie-popup__link {
    color: var(--white-color);
    text-decoration: underline;
}

.cookie-popup__button {
    background-color: var(--accent-color);
    color: var(--white-color);
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: var(--font-bold);
    white-space: nowrap;
    transition: background-color 0.3s;
}

.cookie-popup__button:hover {
    background-color: #F8B446;
}

/* Responsive adjustments for Cookie Popup */
@media screen and (max-width: 768px) {
    .cookie-popup {
        flex-direction: column;
        text-align: center;
    }
}


/* ==================== POLICY PAGES ==================== */
.pages {
    padding: calc(var(--header-height) + 4rem) 0 4rem;
    background-color: var(--white-color);
    min-height: 100vh;
}

.pages .container {
    max-width: 800px;
}

.pages h1,
.pages h2 {
    font-family: var(--heading-font);
    margin-bottom: var(--mb-1-5);
    margin-top: var(--mb-2);
}

.pages h1 {
    font-size: var(--h1-font-size);
    margin-top: 0;
}

.pages h2 {
    font-size: var(--h2-font-size);
}

.pages p,
.pages li {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--secondary-text-color);
    margin-bottom: var(--mb-1-5);
}

.pages a {
    color: var(--primary-color);
    text-decoration: underline;
    font-weight: var(--font-bold);
}

.pages ul {
    list-style: disc;
    padding-left: 2rem;
}

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