/* 
    Joba Engineering Services Private Limited
    Master Stylesheet - 2025 UI/UX Redesign
*/

/* --- 1. ROOT VARIABLES --- */
:root {
    --primary: #060a56;       /* Deep Corporate Blue */
    --secondary: #e31e24;     /* Industrial Red */
    --accent: #1ca5ea;        /* Sky Blue */
    --white: #ffffff;
    --bg-light: #f8f9fc;      /* Soft Grey Blue */
    --bg-dark: #03052b;       /* Deep Footer Blue */
    --text-main: #1a1a1a;
    --text-muted: #666666;
    --glass: rgba(255, 255, 255, 0.95);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    --shadow: 0 10px 30px rgba(0,0,0,0.05);
    --shadow-hover: 0 20px 50px rgba(6, 10, 86, 0.1);
}

/* --- 2. RESET & BASE --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    background-color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Outfit', sans-serif;
    color: var(--primary);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

/* --- 3. TYPOGRAPHY --- */
.text-gradient {
    color: var(--secondary);
}

.breadcrumb {
    font-weight: 700;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 13px;
    margin-bottom: 10px;
    display: block;
}

/* --- 4. BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    gap: 10px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--secondary);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(227, 30, 36, 0.2);
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white) !important;
}

/* --- 5. NAVIGATION --- */
/* --- HEADER & NAV LOGIC --- */
header {
    position: fixed;
    top: 0; width: 100%; z-index: 1000;
    padding: 20px 0;
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition);
}

header.scrolled { padding: 12px 0; box-shadow: var(--shadow); }

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

.nav-menu { display: flex; align-items: center; gap: 30px; }

.nav-link {
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-link:hover, .nav-link.active { color: var(--secondary); }

/* Dropdown */
.dropdown { position: relative; }
.dropdown-menu {
    position: absolute;
    top: 100%; left: 0;
    background: white;
    min-width: 240px;
    padding: 15px 0;
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-top: 3px solid var(--secondary);
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: all 0.3s ease;
}
.dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu li a {
    display: block; padding: 12px 25px;
    color: var(--primary); font-size: 14px; font-weight: 500;
}
.dropdown-menu li a:hover { background: var(--bg-light); color: var(--secondary); padding-left: 30px; }

/* Mobile Menu */
.mobile-toggle {
    display: none; font-size: 24px; color: var(--primary);
    background: none; border: none; cursor: pointer;
}

@media (max-width: 992px) {
    .mobile-toggle { display: block; }
    .nav-menu {
        position: fixed;
        top: 0; right: -100%;
        width: 80%; height: 100vh;
        background: white;
        flex-direction: column;
        justify-content: center;
        padding: 60px;
        transition: 0.4s ease;
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
    }
    .nav-menu.active { right: 0; }
    .dropdown-menu { 
        position: static; opacity: 1; visibility: visible; 
        box-shadow: none; border: none; transform: none; padding-left: 20px;
    }
    .nav-cta { width: 100%; text-align: center; }
}/* Dropdowns */
.dropdown { position: relative; }
.dropdown-menu {
    position: absolute;
    top: 100%; left: 0;
    background: var(--white);
    min-width: 250px;
    padding: 15px 0;
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-top: 3px solid var(--secondary);
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: var(--transition);
}
.dropdown:hover .dropdown-menu {
    opacity: 1; visibility: visible; transform: translateY(0);
}
.dropdown-menu li a {
    padding: 12px 25px;
    display: block;
    font-size: 14px;
    font-weight: 500;
}
.dropdown-menu li a:hover {
    background: var(--bg-light);
    color: var(--secondary);
    padding-left: 30px;
}

/* --- 6. HERO SECTIONS --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--white);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(6, 10, 86, 0.8), rgba(6, 10, 86, 0.4)), 
                url('https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?auto=format&fit=crop&q=80&w=2070') center/cover no-repeat;
    z-index: 1;
}

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

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    color: var(--white);
    margin-bottom: 24px;
}

.page-hero {
    padding: 180px 0 80px;
    background: var(--bg-light);
    text-align: center;
}

/* --- 7. GRIDS & LAYOUTS --- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }

/* Sticky Service Switcher (Services Page) */
.service-nav-sticky {
    position: sticky;
    top: 80px;
    background: var(--primary);
    z-index: 900;
    padding: 15px 0;
}
.service-nav-links { display: flex; justify-content: center; gap: 20px; }
.service-nav-links a { color: rgba(255,255,255,0.7); font-weight: 600; font-size: 14px; }
.service-nav-links a:hover { color: white; }

/* --- 8. CARDS & COMPONENTS --- */
.service-card {
    background: var(--white);
    padding: 40px;
    border-radius: 24px;
    border: 1px solid #eee;
    transition: var(--transition);
}

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

.service-card i {
    font-size: 40px;
    color: var(--secondary);
    margin-bottom: 25px;
    display: block;
}

/* Stats Bar */
.stats-bar {
    background: var(--white);
    margin-top: -60px;
    position: relative;
    z-index: 10;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    text-align: center;
}

/* HSE Policy Box */
.hse-section {
    background: var(--primary);
    color: var(--white);
    border-radius: 40px;
    padding: 80px 60px;
}

.hse-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

/* --- 9. LEGAL & DETAIL SIDEBARS --- */
.detail-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 60px;
    padding: 60px 0;
}

.sidebar-widget {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 20px;
    margin-bottom: 30px;
}

.side-nav a {
    display: block;
    padding: 15px 20px;
    background: white;
    border-radius: 10px;
    margin-bottom: 10px;
    font-weight: 600;
    box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}

.side-nav a:hover, .side-nav a.active {
    background: var(--primary);
    color: white !important;
}

/* --- 10. FOOTER --- */
footer {
    background: var(--bg-dark);
    color: rgba(255,255,255,0.7);
    padding: 80px 0 30px;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 25px;
    font-size: 18px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links li { margin-bottom: 12px; }
.footer-links a:hover { color: var(--secondary); padding-left: 5px; }

.social-links { display: flex; gap: 15px; margin-top: 20px; }
.social-links a { 
    width: 40px; height: 40px; background: rgba(255,255,255,0.1); 
    display: flex; align-items: center; justify-content: center; border-radius: 50%; color: white;
}

.copyright {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    margin-top: 60px;
    text-align: center;
    font-size: 13px;
}

/* --- 11. RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 1200px) {
    .container { padding: 0 40px; }
}

@media (max-width: 992px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr 1fr; }
    .detail-layout { grid-template-columns: 1fr; }
    .hero h1 { font-size: 3.5rem; }
    .nav-menu { display: none; } /* Handled by Mobile Menu in JS */
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .section-padding { padding: 60px 0; }
    .page-hero h1 { font-size: 32px; }
    .hse-section { padding: 40px 20px; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* Animation Classes (Used by main.js) */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}