:root {
    /* Colors - Warmer Light Theme */
    --color-bg: #fdfbf7;
    /* Warm off-white/beige */
    --color-bg-alt: #ffffff;
    --color-text: #1e293b;
    /* Dark slate for text */
    --color-text-muted: #64748b;
    --color-primary: #1e3a8a;
    /* Dark Blue (Blue 900) - Distinctly blue */
    --color-primary-hover: #1e40af;
    /* Slightly lighter blue for hover */
    --color-white: #ffffff;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Typography */
    --font-main: 'Cairo', sans-serif;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

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

ul {
    list-style: none;
}

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

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section__title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.section__subtitle {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition-fast);
}

.btn--primary {
    background-color: var(--color-primary);
    color: #ffffff !important;
}

.btn--primary:hover {
    background-color: var(--color-primary-hover);
    color: #ffffff !important;
    transform: translateY(-2px);
}

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

.btn--outline:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.btn--full {
    width: 100%;
    text-align: center;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    background: var(--color-bg);
    /* Match body background */
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: var(--transition-smooth);
}

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

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

.logo__image {
    height: 45px;
    width: auto;
}

.nav__list {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav__link {
    font-size: 0.95rem;
    color: var(--color-text);
    font-weight: 500;
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-primary);
}

.nav__lang-btn {
    background: none;
    border: 1px solid var(--color-text);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-main);
    font-weight: 500;
    color: var(--color-text);
    transition: var(--transition-fast);
    font-size: 0.9rem;
}

.nav__lang-btn:hover {
    background-color: var(--color-text);
    color: var(--color-bg);
}

.nav__toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    left: 0;
    transition: var(--transition-fast);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

/* Hero */
.hero {
    position: relative;
    min-height: calc(100vh - 80px);
    /* Adjust height to account for header */
    display: flex;
    align-items: center;
    margin-top: 80px;
    /* Push below fixed header */
    overflow: hidden;
}

.hero__video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.4);
    /* Lighter overlay to see the video better */
    z-index: -1;
}

.hero__container {
    position: relative;
    z-index: 1;
}

.hero__content {
    max-width: 600px;
}

.hero__title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.highlight {
    color: var(--color-primary);
}

.hero .highlight {
    color: #38bdf8;
    /* Light blue for better visibility on dark video */
}

.hero__description {
    font-size: 1.25rem;
    color: #e2e8f0;
    margin-bottom: var(--spacing-lg);
}

.hero__actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* About */
.about__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about__img-real {
    width: 100%;
    height: 500px;
    /* Fixed height */
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transition: var(--transition-smooth);
}

.about__img-real:hover {
    transform: scale(1.02);
}

.about__text {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-muted);
}

.about__list li {
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.check {
    color: var(--color-primary);
    font-weight: bold;
}

/* Philosophy (Mission, Vision, Values) */
.philosophy {
    background-color: var(--color-bg-alt);
    padding-bottom: var(--spacing-xl);
}

.philosophy__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    align-items: start;
}

.philosophy__card {
    padding: var(--spacing-md);
    border-left: 4px solid var(--color-text);
    /* Neutral border */
    background: transparent;
}

.philosophy__title {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
    /* Neutral color */
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.philosophy__icon-wrapper {
    display: none;
}

.values__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    /* Force 4 columns */
    gap: var(--spacing-md);
}

.value-item {
    text-align: left;
    padding: var(--spacing-md);
    background-color: var(--color-bg);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: var(--radius-md);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.value-item:hover {
    transform: translateY(-5px);
    border-color: var(--color-text-muted);
}

.value-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    display: block;
    color: var(--color-text);
    /* Neutral color */
}

.value-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.value-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Services */
.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--color-bg-alt);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: var(--transition-smooth);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-text-muted);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.service-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
    /* Neutral color */
}

.service-card__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.service-card__desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Contact */
.contact__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

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

.contact__label {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.contact__link {
    font-size: 1.5rem;
    font-weight: 500;
}

.contact__link:hover {
    color: var(--color-text);
    text-decoration: underline;
}

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

.form__label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
}

.form__input {
    width: 100%;
    padding: 1rem;
    background-color: var(--color-bg-alt);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-family: var(--font-main);
    transition: var(--transition-fast);
}

.form__input:focus {
    outline: none;
    border-color: var(--color-text);
    background-color: var(--color-white);
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.1);
}

/* Footer */
.footer {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    margin-top: var(--spacing-xl);
    background-color: var(--color-bg-alt);
}

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

.footer__copy {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-top: var(--spacing-xs);
}

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

.footer__links a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer__links a:hover {
    color: var(--color-text);
}

/* Responsive */
@media (max-width: 768px) {
    .nav__list {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-bg-alt);
        flex-direction: column;
        padding: var(--spacing-md);
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    }

    .nav__list.open {
        display: flex;
    }

    .nav__toggle {
        display: block;
    }

    .hero__title {
        font-size: 2.5rem;
    }

    .about__container,
    .contact__container,
    .philosophy__grid,
    .values__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .footer__container {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

/* Team Section */
.team__card {
    display: flex;
    gap: var(--spacing-lg);
    background-color: var(--color-bg-alt);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.team__sidebar {
    flex: 0 0 300px;
    text-align: center;
}

.team__image-wrapper {
    width: 200px;
    height: 200px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--color-bg);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.team__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team__name {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.team__role {
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.team__location {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.team__content {
    flex: 1;
}

.experience__block {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.experience__block:last-child {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
}

.experience__header {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.experience__icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-bg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.experience__role,
.experience__company-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
}

.experience__company {
    font-weight: 500;
}

.experience__date,
.experience__duration,
.subrole__date {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.experience__subrole {
    margin-left: calc(48px + var(--spacing-md));
    /* Align with text of parent */
    margin-top: var(--spacing-md);
    padding-left: var(--spacing-md);
    border-left: 2px solid rgba(0, 0, 0, 0.05);
}

.subrole__title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.experience__details {
    margin-top: var(--spacing-sm);
    list-style-type: disc;
    padding-left: 1.5rem;
    color: var(--color-text-muted);
}

.experience__details li {
    margin-bottom: 0.5rem;
}

/* Clients Section */
.clients__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    align-items: center;
    justify-items: center;
}

.client__item {
    width: 100%;
    max-width: 250px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition-smooth);
}

.client__item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.client__logo {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition-fast);
}

.client__item:hover .client__logo {
    filter: grayscale(0%);
    opacity: 1;
}

/* Responsive adjustments for Team */
@media (max-width: 768px) {
    .team__card {
        flex-direction: column;
    }

    .team__sidebar {
        flex: auto;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        padding-bottom: var(--spacing-md);
        margin-bottom: var(--spacing-md);
    }

    .experience__subrole {
        margin-left: 0;
        border-left: none;
        padding-left: 0;
    }
}