@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    /* Brand Colors */
    --color-primary: #0f172a;       /* Deep slate/charcoal */
    --color-primary-light: #1e293b; /* Mid slate */
    --color-primary-xlight: #334155;/* Light slate */
    --color-accent: #f59e0b;        /* Vibrant amber */
    --color-accent-hover: #d97706;  /* Deep amber */
    
    /* Neutral Colors */
    --color-bg-dark: #090d16;       /* Extreme dark slate for sections */
    --color-bg-light: #f8fafc;      /* Crisp light slate bg */
    --color-bg-white: #ffffff;
    --color-text-dark: #0f172a;
    --color-text-muted: #64748b;
    --color-text-light: #f8fafc;
    --color-text-light-muted: #cbd5e1;
    --color-border: #e2e8f0;
    
    /* Layout Tokens */
    --font-heading: 'Manrope', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Animation Tokens */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    height: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-dark);
    background-color: var(--color-bg-white);
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.4rem, 3vw, 1.8rem); }
p { margin-bottom: 1rem; color: var(--color-text-muted); }
a { color: inherit; text-decoration: none; transition: var(--transition-fast); }

/* Layout Containers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

.section--dark {
    background-color: var(--color-primary);
    color: var(--color-text-light);
}

.section--dark p {
    color: var(--color-text-light-muted);
}

.section--dark h2 {
    color: var(--color-text-light);
}

.section--light {
    background-color: var(--color-bg-light);
}

/* Top Navigation Bar */
.topbar {
    background-color: var(--color-primary);
    color: var(--color-text-light-muted);
    font-size: 14px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.topbar__contacts {
    display: flex;
    gap: 20px;
}

.topbar__link {
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.topbar__link img {
    width: 14px;
    height: 14px;
    opacity: 0.7;
    filter: invert(1);
}

.topbar__badge {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-text-light);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
}

/* Main Navigation Header */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: var(--transition-normal);
    border-bottom: 1px solid var(--color-border);
}

.header--scrolled {
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-md);
    padding: 4px 0;
}

.header__content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
    transition: var(--transition-normal);
}

.header--scrolled .header__content {
    height: 70px;
}

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

.header__logo img {
    height: 60px;
    width: auto;
    transition: var(--transition-normal);
}

.header--scrolled .header__logo img {
    height: 48px;
}

/* Navigation Menu */
.nav__list {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 32px;
}

.nav__link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 16px;
    color: var(--color-primary-light);
    position: relative;
    padding: 8px 0;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-normal);
}

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

.nav__link:hover::after {
    width: 100%;
}

.nav__item--active .nav__link {
    color: var(--color-accent);
}

.nav__item--active .nav__link::after {
    width: 100%;
}

/* Dropdown Menu */
.nav__item--dropdown {
    position: relative;
}

.nav__dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
}

.nav__dropdown-toggle::after {
    content: '▼';
    font-size: 8px;
    margin-left: 2px;
    transition: var(--transition-fast);
}

.nav__item--dropdown:hover .nav__dropdown-toggle::after {
    transform: rotate(180deg);
}

.dropdown__menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 220px;
    padding: 8px 0;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 200;
}

.nav__item--dropdown:hover .dropdown__menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown__link {
    display: block;
    padding: 10px 20px;
    font-size: 15px;
    color: var(--color-primary-light);
    font-weight: 500;
}

.dropdown__link:hover {
    background-color: var(--color-bg-light);
    color: var(--color-accent);
}

.dropdown__item--active .dropdown__link {
    color: var(--color-accent);
    background-color: var(--color-bg-light);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    padding: 12px 28px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

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

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

.btn--outline {
    border-color: var(--color-accent);
    color: var(--color-text-light);
}

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

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

.btn--dark-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-text-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Micro-animation: Button Shine */
.btn--shine::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -60%;
    width: 30%;
    height: 200%;
    background: rgba(255, 255, 255, 0.25);
    transform: rotate(30deg);
    transition: var(--transition-slow);
}

.btn--shine:hover::after {
    left: 120%;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 160px 0;
    background-color: var(--color-primary);
    color: var(--color-text-light);
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
    animation: kenBurns 45s ease-in-out infinite alternate;
    will-change: transform;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 30%, rgba(15, 23, 42, 0.7) 100%);
    z-index: 1;
}

@keyframes kenBurns {
    0% {
        transform: scale(1.02);
    }
    100% {
        transform: scale(1.15) translate(-1%, -0.5%);
    }
}

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

.hero__badge {
    display: inline-block;
    color: var(--color-accent);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
    border-left: 3px solid var(--color-accent);
    padding-left: 12px;
}

.hero__title {
    color: var(--color-text-light);
    margin-bottom: 24px;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
}

.hero__title span {
    color: var(--color-accent);
}

.hero__desc {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: var(--color-text-light-muted);
    margin-bottom: 40px;
}

.hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Mobile Hamburger Menu */
.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    padding: 8px;
    z-index: 110;
}

.hamburger__box {
    width: 24px;
    height: 18px;
    display: inline-block;
    position: relative;
}

.hamburger__inner,
.hamburger__inner::before,
.hamburger__inner::after {
    width: 24px;
    height: 2px;
    background-color: var(--color-primary);
    position: absolute;
    transition: var(--transition-normal);
}

.hamburger__inner {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger__inner::before {
    content: '';
    top: -8px;
}

.hamburger__inner::after {
    content: '';
    top: 8px;
}

.hamburger--active .hamburger__inner {
    background-color: transparent;
}

.hamburger--active .hamburger__inner::before {
    transform: translateY(8px) rotate(45deg);
}

.hamburger--active .hamburger__inner::after {
    transform: translateY(-8px) rotate(-45deg);
}

/* Section Header */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header__subtitle {
    color: var(--color-accent);
    text-transform: uppercase;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 2px;
    margin-bottom: 8px;
    display: inline-block;
}

.section-header__title {
    margin-bottom: 16px;
}

.section-header__divider {
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
    margin: 16px auto 0;
}

/* Intro Grid Layout (About Section) */
.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.about__text h3 {
    margin-bottom: 16px;
    font-weight: 600;
}

.about__text p {
    margin-bottom: 20px;
}

.about__image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about__image img {
    width: 100%;
    display: block;
    transition: var(--transition-slow);
}

.about__image:hover img {
    transform: scale(1.05);
}

/* Core Values / Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: 32px;
    margin-top: 40px;
}

.feature-card {
    background-color: var(--color-bg-white);
    border-radius: var(--border-radius-md);
    padding: 40px 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-accent);
}

.feature-card__num {
    font-family: var(--font-heading);
    font-size: 40px;
    font-weight: 800;
    color: rgba(245, 158, 11, 0.15);
    line-height: 1;
    margin-bottom: 16px;
    transition: var(--transition-fast);
}

.feature-card:hover .feature-card__num {
    color: var(--color-accent);
}

.feature-card__title {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

/* Accreditations Banner */
.accreditations {
    padding: 40px 0;
    background-color: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.accreditations__grid {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

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

.accreditation-logo img {
    max-height: 60px;
    width: auto;
    filter: grayscale(1);
    opacity: 0.5;
    transition: var(--transition-fast);
}

.accreditation-logo img:hover {
    filter: grayscale(0);
    opacity: 1;
    transform: scale(1.05);
}

/* Services Grid (Main & Subpages) */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
    gap: 40px;
}

.service-card {
    background-color: var(--color-bg-white);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: var(--transition-normal);
}

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

.service-card__image {
    position: relative;
    padding-top: 60%; /* Aspect ratio 1.66 */
    overflow: hidden;
}

.service-card__image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.service-card:hover .service-card__image img {
    transform: scale(1.08);
}

.service-card__badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 10px;
    border-radius: 4px;
    z-index: 2;
}

.service-card__content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.service-card__title {
    margin-bottom: 12px;
    font-size: 1.35rem;
}

.service-card__desc {
    margin-bottom: 20px;
    flex-grow: 1;
}

.service-card__list {
    margin-top: auto;
    border-top: 1px solid var(--color-border);
    padding-top: 20px;
    list-style: none;
}

.service-card__list-item {
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.service-card__list-item::before {
    content: '✓';
    color: var(--color-accent);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Home Section Rollovers (Category Row) */
.category-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: -60px;
    position: relative;
    z-index: 10;
}

.category-card {
    background-color: var(--color-bg-white);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
    padding-top: 120%;
    cursor: pointer;
}

.category-card__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.category-card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.95) 15%, rgba(15, 23, 42, 0.4) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
    z-index: 2;
    transition: var(--transition-normal);
}

.category-card__title {
    color: var(--color-text-light);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.25rem;
    margin-bottom: 4px;
    transition: var(--transition-fast);
}

.category-card__subtitle {
    color: var(--color-accent);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0;
    transform: translateY(5px);
    transition: var(--transition-normal);
}

.category-card:hover .category-card__image {
    transform: scale(1.08);
}

.category-card:hover .category-card__overlay {
    background: linear-gradient(to top, rgba(245, 158, 11, 0.9) 10%, rgba(15, 23, 42, 0.6) 100%);
}

.category-card:hover .category-card__title {
    color: var(--color-primary);
}

.category-card:hover .category-card__subtitle {
    opacity: 1;
    transform: translateY(0);
    color: var(--color-primary-light);
}

/* Equipment / Scope Section */
.equipment-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.equipment__list {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.equipment__item {
    background-color: var(--color-bg-light);
    border-left: 4px solid var(--color-accent);
    padding: 20px;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.equipment__item:hover {
    transform: translateX(4px);
    background-color: var(--color-bg-white);
    box-shadow: var(--shadow-md);
}

.equipment__item h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.equipment__item p {
    font-size: 13px;
    margin: 0;
}

/* Testimonials Carousel Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: 32px;
}

.testimonial-card {
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-md);
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-normal);
    position: relative;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--color-accent);
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
    opacity: 0;
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
}

.testimonial-card:hover::before {
    opacity: 1;
}

.testimonial-card__text {
    font-style: italic;
    color: var(--color-text-light-muted);
    font-size: 15px;
    margin-bottom: 24px;
    line-height: 1.7;
}

.testimonial-card__user {
    display: flex;
    align-items: center;
    gap: 16px;
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--color-accent);
}

.testimonial-card__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-card__info h4 {
    color: var(--color-text-light);
    font-size: 15px;
    font-weight: 600;
}

.testimonial-card__info p {
    color: var(--color-accent);
    font-size: 13px;
    margin: 0;
    font-weight: 500;
}

/* Contact Footer Form */
.footer-form-section {
    background-color: var(--color-primary-light);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    padding: 100px 0;
    color: var(--color-text-light);
}

.footer-form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.85);
    z-index: 1;
}

.footer-form-section .container {
    position: relative;
    z-index: 2;
}

.footer-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: 50px;
    box-shadow: var(--shadow-xl);
}

/* Form Styles */
.form-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
}

.form-label {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-light-muted);
    margin-bottom: 8px;
}

.form-label span {
    color: var(--color-accent);
}

.form-input {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-sm);
    padding: 14px 18px;
    color: var(--color-text-light);
    font-family: var(--font-body);
    font-size: 15px;
    transition: var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.15);
}

textarea.form-input {
    resize: vertical;
    min-height: 120px;
}

.form-submit-container {
    text-align: center;
    margin-top: 30px;
}

/* Footer Section */
.footer {
    background-color: var(--color-bg-dark);
    color: var(--color-text-light-muted);
    padding: 80px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 15px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand img {
    height: 54px;
    width: auto;
    margin-bottom: 20px;
    background-color: #ffffff;
    padding: 6px 12px;
    border-radius: var(--border-radius-sm);
    display: inline-block;
    transition: var(--transition-fast);
}

.footer-brand img:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.15);
}

.footer-brand p {
    color: var(--color-text-light-muted);
    font-size: 14px;
    line-height: 1.7;
}

.footer-links h3,
.footer-contact h3 {
    color: var(--color-text-light);
    font-size: 18px;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 8px;
}

.footer-links h3::after,
.footer-contact h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--color-accent);
}

.footer-links__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links__link:hover {
    color: var(--color-accent);
    padding-left: 4px;
}

.footer-contact__info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contact__item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.footer-contact__item img {
    width: 18px;
    height: 18px;
    margin-top: 3px;
    opacity: 0.6;
    filter: invert(1);
}

.footer-contact__item span {
    line-height: 1.5;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 13px;
}

.footer-bottom__links {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.footer-bottom__policy {
    display: flex;
    gap: 24px;
}

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

.footer-bottom__attribution {
    font-size: 11px;
    color: var(--color-text-light-muted);
    opacity: 0.65;
    transition: var(--transition-fast);
}

.footer-bottom__attribution:hover {
    color: var(--color-accent) !important;
    opacity: 1;
}

/* Subpage Hero Banners */
.subpage-banner {
    position: relative;
    padding: 100px 0;
    background-color: var(--color-primary);
    background-size: cover;
    background-position: center;
    color: var(--color-text-light);
    text-align: center;
}

.subpage-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.85);
    z-index: 1;
}

.subpage-banner__content {
    position: relative;
    z-index: 2;
}

.subpage-banner__title {
    color: var(--color-text-light);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 12px;
}

.breadcrumbs {
    display: flex;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    color: var(--color-text-light-muted);
}

.breadcrumbs a {
    color: var(--color-text-light-muted);
}

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

.breadcrumbs span {
    color: var(--color-accent);
}

/* Gallery Grid & Lightbox */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
    gap: 20px;
}

.gallery-item {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    position: relative;
    padding-top: 75%; /* Aspect ratio 4:3 */
    cursor: pointer;
    background-color: var(--color-bg-light);
}

.gallery-item img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-item__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.4);
    opacity: 0;
    transition: var(--transition-normal);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
}

.gallery-item__icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    font-weight: 300;
    line-height: 1;
    padding-bottom: 3px;
    transform: scale(0.8);
    transition: var(--transition-normal);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item:hover .gallery-item__overlay {
    opacity: 1;
}

.gallery-item:hover .gallery-item__icon {
    transform: scale(1);
}

/* Lightbox Modal */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(9, 13, 22, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.lightbox--active {
    opacity: 1;
    visibility: visible;
}

.lightbox__close {
    position: absolute;
    top: 30px;
    right: 30px;
    background: none;
    border: none;
    color: var(--color-text-light);
    font-size: 36px;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.lightbox__content {
    max-width: 90%;
    max-height: 80%;
    position: relative;
}

.lightbox__img {
    max-width: 100%;
    max-height: 100%;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--color-primary-light);
    display: block;
}

.lightbox__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--color-text-light);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-fast);
}

.lightbox__nav:hover {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.lightbox__nav--prev {
    left: -70px;
}

.lightbox__nav--next {
    right: -70px;
}

/* Case Study Details Grid */
.case-study-details {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
}

.case-study-details__content h3 {
    margin-bottom: 20px;
}

.case-study-details__content p {
    margin-bottom: 24px;
}

.case-study-details__sidebar {
    background-color: var(--color-bg-light);
    border-radius: var(--border-radius-md);
    padding: 30px;
    border: 1px solid var(--color-border);
    height: fit-content;
}

.case-study-details__sidebar h4 {
    margin-bottom: 20px;
    border-bottom: 2px solid var(--color-accent);
    padding-bottom: 8px;
}

.case-study-details__list {
    list-style: none;
}

.case-study-details__item {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
}

.case-study-details__item strong {
    font-size: 12px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.case-study-details__item span {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-primary);
}

/* Contact Page Layout */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
}

.contact-card {
    background-color: var(--color-bg-light);
    border-radius: var(--border-radius-md);
    padding: 40px;
    border: 1px solid var(--color-border);
}

.contact-card__item {
    margin-bottom: 30px;
    display: flex;
    gap: 16px;
}

.contact-card__icon {
    width: 44px;
    height: 44px;
    background-color: var(--color-primary);
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.contact-card__icon img {
    width: 18px;
    height: 18px;
    filter: invert(1);
}

.contact-card__info h4 {
    font-size: 16px;
    margin-bottom: 6px;
}

.contact-card__info p,
.contact-card__info a {
    color: var(--color-text-muted);
    font-size: 15px;
    margin: 0;
}

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

.map-wrapper {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    height: 380px;
    margin-top: 30px;
}

.map-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

/* Toast/Confirmation Modal */
.modal-confirm {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(9, 13, 22, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}

.modal-confirm--active {
    opacity: 1;
    visibility: visible;
}

.modal-confirm__content {
    background-color: var(--color-bg-white);
    border-radius: var(--border-radius-md);
    padding: 40px;
    max-width: 450px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-border);
    transform: scale(0.9);
    transition: var(--transition-normal);
}

.modal-confirm--active .modal-confirm__content {
    transform: scale(1);
}

.modal-confirm__icon {
    width: 60px;
    height: 60px;
    background-color: #10b981; /* Emerald green success color */
    color: white;
    font-size: 30px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
}

.modal-confirm__title {
    margin-bottom: 12px;
}

.modal-confirm__desc {
    color: var(--color-text-muted);
    font-size: 15px;
    margin-bottom: 24px;
}

/* Responsive Media Queries */
@media screen and (max-width: 1023px) {
    /* Mobile Header Layout */
    .header__content {
        height: 70px;
    }
    
    .hamburger {
        display: block;
    }
    
    .nav {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 300px;
        height: calc(100vh - 70px);
        background-color: var(--color-bg-white);
        box-shadow: var(--shadow-xl);
        border-left: 1px solid var(--color-border);
        transition: var(--transition-normal);
        z-index: 105;
        overflow-y: auto;
    }
    
    .nav--active {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        padding: 40px 30px;
        gap: 24px;
        width: 100%;
    }
    
    .nav__item {
        width: 100%;
    }
    
    .nav__link {
        display: block;
        width: 100%;
        font-size: 18px;
        padding: 8px 0;
    }
    
    .nav__dropdown-toggle::after {
        margin-left: auto;
    }
    
    .dropdown__menu {
        position: static;
        transform: none !important;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--color-accent);
        background-color: var(--color-bg-light);
        margin-top: 10px;
        padding: 4px 0;
        display: none;
    }
    .topbar {
        display: none; /* Hide topbar on tablet/mobile for visual simplicity */
    }
    
    /* Layout adjustments */
    .about-grid,
    .equipment-grid,
    .contact-grid,
    .case-study-details {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .category-row {
        grid-template-columns: repeat(2, 1fr);
        margin-top: -40px;
    }
    
    .lightbox__nav {
        display: none; /* Swipe/scroll on mobile, hide arrow buttons */
    }
}

@media screen and (max-width: 767px) {
    .category-row {
        grid-template-columns: 1fr;
        margin-top: 20px;
    }
    
    .footer-form-wrapper {
        padding: 30px 20px;
    }
    
    .form-group-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .equipment__list {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-bottom__links {
        align-items: center;
    }
}