/* ============================================
   Arris Group - Modern CSS Stylesheet
   ============================================ */

/* CSS Custom Properties (Design Tokens) */
:root {
    /* Colors */
    --primary: #007777;
    --primary-dark: #005555;
    --primary-light: #009999;
    --secondary: #254441;
    --accent: #00b894;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f8f9fa;
    --gray-100: #f1f3f5;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --black: #000000;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

/* Reset & Base Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.3;
    color: var(--gray-900);
}

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

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

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

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

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

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

/* ============================================
   Navigation
   ============================================ */
.navbar {
    background: transparent;
    backdrop-filter: none;
    box-shadow: none;
    padding: var(--space-md) 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
    padding: var(--space-sm) 0;
}

.navbar-brand img {
    height: 42px !important;
    width: auto;
    transition: transform var(--transition-fast);
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.35));
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

.nav-link {
    font-weight: 500;
    color: var(--white) !important;
    padding: var(--space-sm) var(--space-md) !important;
    position: relative;
    transition: color var(--transition-fast);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.35);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--white);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

.navbar-toggler-icon {
    filter: invert(1) brightness(2);
}

.navbar.scrolled .nav-link {
    color: var(--gray-700) !important;
    text-shadow: none;
}

.navbar.scrolled .nav-link::after {
    background: var(--primary);
}

.navbar.scrolled .navbar-toggler-icon {
    filter: none;
}

.navbar:not(.scrolled) .nav-link:hover,
.navbar:not(.scrolled) .nav-link.active {
    color: var(--white) !important;
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--gray-700) !important;
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
    background-color: transparent !important;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.hero-slide .container {
    height: 100%;
}

.hero-slide .row {
    min-height: 100%;
    align-items: flex-end !important;
    padding-bottom: var(--space-xl);
}

.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: var(--space-sm) 0;
    animation: fadeInDown 0.3s ease;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-item {
    padding: var(--space-sm) var(--space-lg);
    font-weight: 500;
    color: var(--gray-700);
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--gray-100);
    color: var(--primary);
    padding-left: calc(var(--space-lg) + 5px);
}

.navbar-toggler {
    border: none;
    padding: var(--space-sm);
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ============================================
   Banner Section
   ============================================ */

.hero {
    position: relative;
    height: 45vh;
    min-height: 420px;
    overflow: hidden;
}

.home-page .hero {
    height: 90vh;
    min-height: 720px;
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(37, 68, 65, 0.9) 0%, rgba(0, 119, 119, 0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--white);
    max-width: 700px;
}

.hero-content h1 {
    color: var(--white);
    margin-bottom: var(--space-lg);
    font-weight: 700;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: var(--space-xl);
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.home-page .hero .hero-slide .row {
    height: 100%;
    align-items: flex-end !important;
    padding-bottom: 16px !important;
}

.home-page .hero .hero-content {
    transform: none;
    margin-top: auto;
}


/* ============================================
   Buttons
   ============================================ */
.btn {
    font-weight: 600;
    padding: var(--space-sm) var(--space-xl);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

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

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

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

.btn-outline-primary:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

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

.btn-light:hover {
    background: var(--gray-100);
    color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-lg {
    padding: var(--space-md) var(--space-2xl);
    font-size: 1.1rem;
}

/* ============================================
   Services Section
   ============================================ */
.section-header h2 {
    margin-bottom: var(--space-md);
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
}

.service-card {
    background: var(--white);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    height: 100%;
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.service-icon i {
    font-size: 1.75rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
    font-family: var(--font-primary);
    font-weight: 600;
}

.service-card p {
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
}

.service-link {
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.service-link i {
    transition: transform var(--transition-fast);
}

.service-link:hover i {
    transform: translateX(5px);
}

/* ============================================
   About Preview Section
   ============================================ */
.about-preview img {
    border-radius: var(--radius-lg);
}

.about-content h2 {
    margin-bottom: var(--space-md);
}

.about-content .lead {
    color: var(--primary);
    font-weight: 500;
}

.about-content p {
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
}

/* ============================================
   Stats Section
   ============================================ */
.stats {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    color: var(--white);
}

.stat-item {
    padding: var(--space-xl);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.stat-item p {
    font-size: 1rem;
    opacity: 0.9;
    margin: 0;
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.cta h2 {
    color: var(--white);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
}

.footer h5 {
    color: var(--white);
    font-family: var(--font-primary);
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact li {
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-contact i {
    color: var(--primary-light);
    width: 20px;
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

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

/* ============================================
   Back to Top Button
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-5px);
}

/* ============================================
   Page Header (for inner pages)
   ============================================ */
.page-header {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    min-height: 15vh;
    display: flex;
    align-items: flex-end;
    padding: 96px 0 24px;
    color: var(--white);
    text-align: center;
}

.page-header h1 {
    color: var(--white);
    margin-bottom: var(--space-md);
}

.page-header .breadcrumb {
    justify-content: center;
    margin: 0;
}

.page-header .breadcrumb-item,
.page-header .breadcrumb-item a {
    color: rgba(255, 255, 255, 0.8);
}

.page-header .breadcrumb-item.active {
    color: var(--white);
}

/* ============================================
   Content Sections
   ============================================ */
.content-section {
    padding: var(--space-3xl) 0;
}

.content-section.bg-light {
    background: var(--gray-50);
}

/* About page typography consistency */
.about-page .page-header h1,
.about-page .content-section h2,
.about-page .content-section h3,
.about-page .content-section h5,
.about-page .cta h2 {
    font-family: var(--font-primary);
}

/* ============================================
   Cards
   ============================================ */
.card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    overflow: hidden;
}

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

.card-body {
    padding: var(--space-xl);
}

/* ============================================
   Tables
   ============================================ */
.table {
    border-radius: var(--radius-md);
    overflow: hidden;
}

.table thead {
    background: var(--primary);
    color: var(--white);
}

.table th {
    font-weight: 600;
    padding: var(--space-md);
}

.table td {
    padding: var(--space-md);
    vertical-align: middle;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: var(--white);
        padding: var(--space-lg);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-lg);
        margin-top: var(--space-md);
    }

    .nav-link::after {
        display: none;
    }

    .hero {
        height: auto;
        min-height: 40vh;
        padding: 64px 0 36px;
    }

    .home-page .hero {
        height: 85vh;
        min-height: 500px;
        padding: 0;
    }

    .home-page .hero .hero-slide .row {
        height: 100%;
        padding-bottom: 12px !important;
    }

    .home-page .hero .hero-content {
        transform: none;
        margin-top: auto;
    }

    .hero-slide .row {
        padding-bottom: var(--space-lg);
    }

    .page-header {
        min-height: 24vh;
        padding: 88px 0 20px;
    }
}

@media (max-width: 767.98px) {
    .hero-slide .row {
        padding-bottom: var(--space-md);
    }

    .page-header {
        min-height: 22vh;
        padding: 80px 0 16px;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .service-card {
        padding: var(--space-xl);
    }
}

/* ============================================
   Animations
   ============================================ */
[data-aos] {
    transition-timing-function: ease-out;
}

/* Team Cards */
.team-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.team-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.team-card-body {
    padding: var(--space-xl);
    text-align: center;
}

.team-card h4 {
    margin-bottom: var(--space-xs);
    font-family: var(--font-primary);
}

.team-card .position {
    color: var(--primary);
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.executive-card img {
    height: 240px;
    object-fit: contain;
    object-position: center top;
    padding: 12px;
    background: linear-gradient(180deg, #f8fbfb 0%, #eef5f5 100%);
}

/* Document List */
.document-list {
    list-style: none;
    padding: 0;
}

.document-item {
    display: flex;
    align-items: center;
    padding: var(--space-md);
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.document-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.document-item i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-right: var(--space-md);
}

.document-item a {
    flex: 1;
    color: var(--gray-700);
    font-weight: 500;
}

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

/* Forms */
.form-control {
    border-radius: var(--radius-md);
    padding: var(--space-md);
    border: 1px solid var(--gray-300);
    transition: all var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 119, 119, 0.1);
}

.form-label {
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--space-sm);
}

/* ============================================
   Logo Carousel
   ============================================ */
#logoCarousel .carousel-inner {
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    box-shadow: var(--shadow-md);
    height: 160px;
    overflow: hidden;
}

#logoCarousel .carousel-item {
    height: 160px;
}

.logo-slide {
    height: 160px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-xl);
}

.logo-slide img {
    object-fit: contain;
    display: block;
    margin: 0 auto var(--space-md);
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

.logo-slide p {
    color: var(--gray-700);
    font-weight: 500;
    font-size: 1rem;
    margin: 0;
}

#logoCarousel .carousel-control-prev,
#logoCarousel .carousel-control-next {
    width: auto;
    opacity: 0.7;
    z-index: 10;
    transition: opacity var(--transition-fast);
}

#logoCarousel .carousel-control-prev:hover,
#logoCarousel .carousel-control-next:hover {
    opacity: 1;
}

#logoCarousel .carousel-control-prev-icon,
#logoCarousel .carousel-control-next-icon {
    background-color: var(--primary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
}

@media (max-width: 767.98px) {
    #logoCarousel .carousel-inner {
        height: 140px;
    }

    #logoCarousel .carousel-item {
        height: 140px;
    }

    .logo-slide {
        height: 140px;
    }

    .logo-slide img {
        height: 40px;
    }

    .logo-slide p {
        font-size: 0.9rem;
    }
}