/* =========================================
   Ron OutSourcing Limited - Global Styles
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&display=swap');

:root {
    --color-primary: #10253f;
    --color-accent: #c65a3b;
    --color-accent-hover: #a9462c;
    --color-tech: #2d8790;
    --color-text: #25313d;
    --color-text-light: #687583;
    --color-bg: #fbfaf7;
    --color-bg-light: #f1f3f1;
    --color-border: #dfe4e3;
    --color-highlight: #e6b84b;
    
    --font-primary: 'Montserrat', Helvetica, Arial, sans-serif;
    --font-display: 'Montserrat', Helvetica, Arial, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 5.5rem;
    --spacing-xl: 8rem;
    
    --radius: 10px;
    --shadow: 0 12px 30px rgba(16, 37, 63, 0.08);
    --shadow-hover: 0 20px 45px rgba(16, 37, 63, 0.14);
    
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 15px;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-bg);
    background-image: radial-gradient(rgba(16, 37, 63, 0.04) 1px, transparent 1px);
    background-size: 24px 24px;
}

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

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

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

ul {
    list-style: none;
}

/* Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-accent);
    color: white;
    padding: 8px;
    z-index: 9999;
    transition: top 0.2s;
}
.skip-link:focus {
    top: 0;
}
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

h1 { font-size: clamp(2rem, 4vw, 3.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); letter-spacing: -0.01em; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p { margin-bottom: var(--spacing-sm); }

/* Layout Grid */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section {
    padding: clamp(4rem, 8vw, var(--spacing-lg)) 0;
}

.bg-light { background-color: var(--color-bg-light); background-image: linear-gradient(135deg, rgba(255,255,255,.7), transparent 65%); }
.bg-dark { background-color: var(--color-primary); color: white; }
.bg-dark h2, .bg-dark h3 { color: white; }
.bg-dark p { color: rgba(255,255,255,0.8); }

.grid { display: grid; gap: var(--spacing-md); }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }

@media (min-width: 768px) {
    .grid-2 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(3, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.45rem;
    font-weight: 600;
    border-radius: 999px;
    cursor: pointer;
    text-align: center;
    border: 1px solid transparent;
    transition: var(--transition);
    letter-spacing: .01em;
}
.btn-primary {
    background-color: var(--color-accent);
    color: white;
}
.btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 18px rgba(198, 90, 59, .25);
    background-color: var(--color-accent-hover);
    color: white;
}
.btn-secondary {
    background-color: rgba(255,255,255,.75);
    color: var(--color-primary);
    border-color: var(--color-border);
}
.btn-secondary:hover {
        transform: translateY(-2px);
    border-color: var(--color-primary);
}

/* Header & Nav */
.top-bar {
    background-color: var(--color-accent);
    color: white;
    font-size: 0.875rem;
    padding: 0.65rem 0;
}
.top-bar a { color: white; opacity: 0.8; }
.top-bar a:hover { opacity: 1; }
.top-bar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; }
.top-bar-left, .top-bar-right { display: flex; gap: 1.5rem; }

.main-header {
    background-color: rgba(251,250,247,.92);
    box-shadow: 0 1px 0 var(--color-border);
    backdrop-filter: blur(14px);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}
.main-header.is-scrolled {
    background-color: rgba(255,255,255,.98);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}
.header-logo {
    max-height: 68px;
    width: auto;
    transition: max-height 0.3s ease;
}
.main-header.is-scrolled .header-logo {
    max-height: 50px;
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 88px;
    transition: height 0.3s ease;
}
.main-header.is-scrolled .header-inner {
    height: 68px;
}

/* Animations */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.reveal-on-scroll.in-view {
    opacity: 1;
    transform: translateY(0);
}
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.list-check {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.list-check li {
    position: relative;
    padding-left: 2.5rem;
    color: var(--color-text);
    font-size: 1.05rem;
    display: flex;
    align-items: center;
}

.list-check li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background-color: var(--color-accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
}

.models-grid {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.model-item {
    background: transparent;
    border-radius: 0;
    padding: 1.15rem 1rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    box-shadow: none;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,.1);
    transition: var(--transition);
    position: relative;
}
.model-item:last-child {
    border-bottom: none;
}

.model-item:hover {
    transform: translateX(8px);
    background: rgba(255,255,255,0.03);
    border-radius: 8px;
}

.model-icon {
    width: 32px;
    height: 32px;
    background-color: var(--color-accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.model-item:hover .model-icon {
    background-color: white;
    color: var(--color-accent);
    transform: scale(1.1);
}

.model-text {
    font-weight: 500;
    color: white;
    font-size: 1.05rem;
}

.client-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}
@media (min-width: 640px) {
    .client-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.client-item {
    background: white;
    border-radius: var(--radius);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    box-shadow: 0 4px 15px rgba(16,37,63,.03);
    border: 1px solid rgba(16,37,63,.05);
    transition: var(--transition);
}

.client-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: rgba(16,37,63,.1);
}

.client-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    border-radius: 8px;
    background: white;
    padding: 0.25rem;
    box-shadow: 0 2px 8px rgba(0,0,0,.04);
}

.client-name {
    font-weight: 600;
    color: var(--color-text);
    font-size: 0.95rem;
    line-height: 1.3;
}
.main-nav ul {
    display: flex;
    gap: 1.55rem;
    list-style: none;
    margin: 0;
    padding: 0;
}
.main-nav > ul > li {
    position: relative;
}
.main-nav a {
    color: var(--color-primary);
    font-weight: 600;
    font-size: .9rem;
    letter-spacing: 0;
    text-transform: uppercase;
    text-decoration: none;
    display: block;
    padding: 0.65rem 0;
}
.main-nav a:hover, .main-nav a.active {
    color: var(--color-accent);
}
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-bg);
    min-width: 200px;
    box-shadow: var(--shadow-hover);
    border-radius: var(--radius);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 1000;
    padding: 0.5rem 0;
    display: flex;
    flex-direction: column;
    gap: 0;
}
.has-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown li {
    width: 100%;
}
.dropdown a {
    text-transform: none;
    font-weight: 500;
    padding: 0.5rem 1.5rem;
    color: var(--color-text);
}
.dropdown a:hover, .dropdown a.active {
    background: var(--color-bg-light);
    color: var(--color-accent);
}
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}
.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-primary);
    margin: 5px 0;
    transition: var(--transition);
}

@media (max-width: 1023px) {
    .header-action { display: none; }
    .hamburger { display: block; }
    .main-nav {
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: white;
        box-shadow: 0 10px 10px rgba(0,0,0,0.05);
        padding: 1rem;
        transform: translateY(-150%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    .main-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .main-nav ul {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Footer */
footer {
    background-color: var(--color-primary);
    background-image: linear-gradient(145deg, #10253f 0%, #183b54 100%);
    color: white;
    padding: var(--spacing-lg) 0 var(--spacing-md) 0;
}
footer h4 { color: white; margin-bottom: 1.5rem; }
footer a { color: rgba(255,255,255,0.7); }
footer a:hover { color: white; }
.footer-logo { filter: brightness(0) invert(1); margin-bottom: 1rem; max-height: 60px; width: auto; }
.footer-bottom {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.6);
}

/* Cards */
.card {
    background: rgba(255,255,255,.86);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: clamp(1.5rem, 3vw, 2.25rem);
    transition: var(--transition);
}
.card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}
.card-icon {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

/* Breadcrumbs */
.breadcrumbs {
    padding: 1rem 0;
    background: var(--color-bg-light);
    font-size: 0.875rem;
}
.breadcrumbs a { color: var(--color-text-light); }
.breadcrumbs span { color: var(--color-primary); font-weight: 600; }

/* Back to Top */
#back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--color-accent);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
}
#back-to-top.visible {
    opacity: 1;
    visibility: visible;
}
#back-to-top:hover {
    background: var(--color-accent-hover);
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}
.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}
.form-control {
    width: 100%;
    padding: 0.9rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 7px;
    background: rgba(255,255,255,.8);
    font-family: inherit;
}
.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(24, 36, 72, 0.1);
}

/* Shared finishing touches */
.hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: min(78vh, 760px);
    background-position: center;
    background-size: cover;
    background-attachment: fixed;
    overflow: hidden;
}
.video-background {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    z-index: 0;
}
.video-background iframe {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100vw;
    height: 56.25vw; /* 16:9 aspect ratio */
    min-height: 100vh;
    min-width: 177.77vh; /* 16:9 aspect ratio */
    transform: translate(-50%, -50%);
    pointer-events: none;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(16, 37, 63, .96) 0%, rgba(16, 37, 63, .72) 52%, rgba(16, 37, 63, .3) 100%);
}
.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    color: white;
    text-align: center;
    animation: rise-in .8s ease both;
}
.hero-content h1 { color: white; }
.hero-content p { color: rgba(255,255,255,.88); }
.hero-kicker {
    background: rgba(230, 184, 75, .14);
    border-color: rgba(230, 184, 75, .48);
    color: #ffe7a0;
}
.hero-content h1 { font-family: var(--font-display); letter-spacing: -.04em; }
.feature-card, .card { border-color: rgba(223, 228, 227, .9); }
.feature-card:hover, .card:hover { border-color: rgba(198, 90, 59, .4); }
.card-icon { color: var(--color-accent); }
.main-header .btn { font-size: .82rem; }
address { line-height: 1.75; }

@keyframes rise-in {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1023px) {
    .main-nav { top: 88px; background: rgba(251,250,247,.98); }
    .main-nav a { padding: .75rem .25rem; }
}

@media (max-width: 767px) {
    .container { padding-left: 1.25rem; padding-right: 1.25rem; }
    .top-bar-inner { gap: .35rem; }
    .top-bar-left, .top-bar-right { gap: .8rem; font-size: .74rem; }
    .top-bar-right { display: none; }
    .header-logo { max-height: 58px; }
    .header-inner { height: 78px; }
    .main-nav { top: 78px; }
    .hero { min-height: 620px; padding: 5rem 0 !important; }
    .hero-content h1 { font-size: clamp(2.25rem, 11vw, 3.5rem); }
    .hero-content p { font-size: 1.05rem; }
    .hero-labels { gap: .65rem; }
    .hero-label { padding: .55rem .85rem; font-size: .82rem; }
    .hero-buttons .btn { width: 100%; }
    .stat-card { padding: 1.75rem 1rem; }
}

/* Image Hover Effects for Cards */
.feature-card img, .card img {
    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.feature-card:hover img, .card:hover img {
    transform: scale(1.05);
}