/* 
* Theme Name: Shri Krishna Infra
* Core Colors: 
* - Deep Charcoal: #1A1C20
* - Concrete Grey: #E2E4E6 / #8F9499
* - White: #FFFFFF
* - Steel Blue: #2A4365
* - Warm Amber: #D97706
*/

:root {
    --color-charcoal: #1A1C20;
    --color-charcoal-light: #2D3035;
    --color-concrete: #E2E4E6;
    --color-concrete-dark: #8F9499;
    --color-steel: #2A4365;
    --color-amber: #D97706;
    --color-amber-hover: #B45309;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

body {
    font-family: var(--font-body);
    color: var(--color-charcoal);
    background-color: #FAFAFA;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .navbar-brand {
    font-family: var(--font-heading);
}

/* Utilities */
.bg-charcoal { background-color: var(--color-charcoal) !important; }
.bg-charcoal-light { background-color: var(--color-charcoal-light) !important; }
.bg-concrete { background-color: var(--color-concrete) !important; }
.bg-steel { background-color: var(--color-steel) !important; }
.bg-amber { background-color: var(--color-amber) !important; }
.text-amber { color: var(--color-amber) !important; }
.text-steel { color: var(--color-steel) !important; }
.text-muted-custom { color: var(--color-concrete-dark) !important; }
.border-amber { border-color: var(--color-amber) !important; }

/* Buttons */
.btn-primary-custom {
    background-color: var(--color-amber);
    border-color: var(--color-amber);
    color: white;
    transition: all 0.3s ease;
}
.btn-primary-custom:hover {
    background-color: var(--color-amber-hover);
    border-color: var(--color-amber-hover);
    color: white;
}
.btn-outline-custom {
    border-color: var(--color-amber);
    color: var(--color-amber);
}
.btn-outline-custom:hover {
    background-color: var(--color-amber);
    color: white;
}

/* Navbar */
.main-navbar {
    padding: 15px 0;
    border-bottom: 3px solid var(--color-amber);
}
.main-navbar .nav-link {
    color: rgba(255,255,255,0.8);
    margin: 0 10px;
    position: relative;
    transition: color 0.3s;
    white-space: nowrap;
}
.main-navbar .nav-link:hover, .main-navbar .nav-link.active {
    color: var(--color-amber);
}
.main-navbar .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--color-amber);
    transition: width 0.3s;
}
.main-navbar .nav-link:hover::after, .main-navbar .nav-link.active::after {
    width: 100%;
}

/* Hero Section */
.hero-section {
    position: relative;
    background: var(--color-charcoal) url('/assets/images/hero-bg.jpg') center/cover no-repeat;
    min-height: 85vh;
    display: flex;
    align-items: center;
}
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(26,28,32,0.95) 0%, rgba(26,28,32,0.7) 100%);
}
.blueprint-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
    pointer-events: none;
}
.hero-content {
    position: relative;
    z-index: 2;
    color: white;
}
.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1px;
}
.hero-subtitle {
    font-size: 1.2rem;
    max-width: 600px;
    margin-bottom: 2rem;
    color: var(--color-concrete);
    font-weight: 300;
}

/* Capability Strip */
.capability-strip {
    background-color: var(--color-amber);
    color: white;
    padding: 20px 0;
}
.capability-item {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Sections */
.section-padding {
    padding: 100px 0;
}
.section-header {
    margin-bottom: 60px;
}
.section-title {
    font-weight: 800;
    color: var(--color-charcoal);
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}
.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 4px;
    background-color: var(--color-amber);
}

/* Cards */
.premium-card {
    background: white;
    border: 1px solid var(--color-concrete);
    transition: all 0.3s ease;
    height: 100%;
}
.premium-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.05);
    border-color: var(--color-amber);
}
.icon-box {
    width: 60px;
    height: 60px;
    background-color: var(--color-charcoal-light);
    color: var(--color-amber);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

/* Timeline */
.timeline-card {
    border-left: 3px solid var(--color-amber);
    padding-left: 20px;
    position: relative;
    margin-bottom: 30px;
}
.timeline-card::before {
    content: '';
    position: absolute;
    left: -9px;
    top: 0;
    width: 15px;
    height: 15px;
    background-color: var(--color-amber);
    border-radius: 50%;
}

/* Footer & Floating */
.site-footer { color: var(--color-concrete); }
.site-footer .text-muted-custom { color: var(--color-concrete) !important; }
.site-footer a { transition: color 0.3s; }
.site-footer a:hover { color: var(--color-amber) !important; }
.footer-heading { color: white; }
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { color: var(--color-concrete); text-decoration: none; }

.whatsapp-float, .call-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 10px rgba(0,0,0,0.2);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: transform 0.3s;
}
.whatsapp-float {
    background-color: #25d366;
    right: 40px;
}
.call-float {
    background-color: var(--color-steel);
    right: 40px;
    bottom: 110px;
}
.whatsapp-float:hover, .call-float:hover {
    transform: scale(1.1);
    color: white;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 1050;
    box-shadow: 0 -5px 15px rgba(0,0,0,0.1);
}
.custom-switch .form-check-input:checked {
    background-color: var(--color-amber);
    border-color: var(--color-amber);
}

/* Animations classes (handled via JS observer) */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.blueprint-interface {
    background: var(--color-steel);
    color: white;
    padding: 3rem;
    border: 1px solid rgba(255,255,255,0.1);
    position: relative;
    overflow: hidden;
}
.blueprint-interface::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
}

/* Enquiry Form Thank You Modal - Premium Design */
.enquiry-modal .modal-content {
    border: none !important;
    border-radius: 20px !important;
    overflow: hidden !important;
    box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.35) !important;
    background: #ffffff !important;
}
.enquiry-modal .modal-header {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 50%, #b45309 100%) !important;
    border-bottom: none !important;
    padding: 1.25rem 1.5rem !important;
    position: relative !important;
    text-align: center !important;
    display: block !important;
}
.enquiry-modal .modal-title {
    font-family: var(--font-heading, 'Outfit', sans-serif) !important;
    font-weight: 700 !important;
    font-size: 1.15rem !important;
    letter-spacing: 2px !important;
    text-transform: uppercase !important;
    color: #ffffff !important;
    text-align: center !important;
    margin: 0 !important;
}
.enquiry-modal .modal-close-btn {
    position: absolute !important;
    right: 18px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    color: #ffffff !important;
    background: transparent !important;
    border: none !important;
    font-size: 1.25rem !important;
    opacity: 0.9 !important;
    line-height: 1 !important;
    cursor: pointer !important;
    transition: transform 0.2s, opacity 0.2s !important;
}
.enquiry-modal .modal-close-btn:hover {
    opacity: 1 !important;
    transform: translateY(-50%) scale(1.15) !important;
}
.enquiry-modal .modal-body {
    padding: 2.5rem 2.25rem 2.25rem !important;
    text-align: center !important;
    background: #ffffff !important;
}
.enquiry-modal .success-icon-badge {
    width: 74px !important;
    height: 74px !important;
    border-radius: 50% !important;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%) !important;
    color: #d97706 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 32px !important;
    box-shadow: 0 10px 25px rgba(217, 119, 6, 0.2) !important;
    border: 2px solid #fcd34d !important;
    margin-bottom: 1.25rem !important;
}
.enquiry-modal h3 {
    font-family: var(--font-heading, 'Outfit', sans-serif) !important;
    font-weight: 700 !important;
    font-size: 1.45rem !important;
    line-height: 1.35 !important;
    color: #1e293b !important;
    margin-bottom: 0.75rem !important;
}
.enquiry-modal p.enquiry-desc {
    color: #475569 !important;
    font-size: 1rem !important;
    line-height: 1.65 !important;
    margin-bottom: 1.5rem !important;
}
.enquiry-modal .btn-enquiry-ok {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
    color: #ffffff !important;
    border: none !important;
    border-radius: 50px !important;
    padding: 0.75rem 2.75rem !important;
    font-weight: 600 !important;
    font-size: 1rem !important;
    box-shadow: 0 4px 15px rgba(217, 119, 6, 0.35) !important;
    transition: all 0.3s ease !important;
    min-width: 160px !important;
    display: inline-block !important;
}
.enquiry-modal .btn-enquiry-ok:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(217, 119, 6, 0.5) !important;
    color: #ffffff !important;
}