/* Custom CSS for Caldrift Technologies Website */

:root {
    --primary-color: #2563EB;
    --secondary-color: #1E293B;
    --accent-color: #0891B2;
    --neutral-color: #64748B;
    --light-bg: #F8FAFC;
    --white: #FFFFFF;
    --success-color: #10B981;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    /*color: var(--secondary-color);*/
    
}

/* Dropdown menus */
.dropdown-menu {
    display: none;
    position: absolute;
    background-color: #fff;
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 1rem rgba(0,0,0,.15);
    margin-top: 0.5rem;
    min-width: 12rem;
    z-index: 1050;
}

    .dropdown-menu.show {
        display: block;
    }

.dropdown-item {
    color: var(--secondary-color);
    padding: 0.5rem 1rem;
    font-weight: 500;
}

    .dropdown-item:hover {
        background-color: var(--primary-color);
        color: #fff;
    }

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Bootstrap overrides */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-accent {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    transition: var(--transition);
}

.btn-accent:hover {
    background-color: #0e7490;
    border-color: #0e7490;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(8, 145, 178, 0.3);
}

.btn-outline-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3);
}

.text-primary {
    color: var(--primary-color) !important;
}

.text-accent {
    color: var(--accent-color) !important;
}

/* Navigation */
.navbar {
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95) !important;
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-link {
    font-weight: 500;
    color: var(--secondary-color) !important;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background-color: var(--primary-color);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 100%;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-image img {
    position: relative;
    z-index: 2;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.hero-stats .stat-item {
    padding: 1rem;
}

.hero-stats h3 {
    font-size: 2rem;
}

/* Solution Cards */
.solution-card {
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1) !important;
}

.solution-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.solution-icon i {
    color: white !important;
}

.features-list .feature-item {
    transition: var(--transition);
}

.features-list .feature-item:hover {
    transform: translateX(5px);
}

/* Value Propositions */
.value-prop {
    padding: 2rem 1rem;
    transition: var(--transition);
}

.value-prop:hover {
    transform: translateY(-5px);
}

.value-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(8, 145, 178, 0.1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

/* Contact Form */
.contact-form {
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.form-control {
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

.form-select {
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

/* Contact Info */
.contact-info {
    padding: 2rem 1rem;
    transition: var(--transition);
}

.contact-info:hover {
    transform: translateY(-5px);
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #0f172a 100%);
}

footer .input-group .form-control {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: white;
}

footer .input-group .form-control::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

footer .input-group .form-control:focus {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: var(--primary-color);
    color: white;
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding-top: 90px; /* smaller padding on mobile */
    }

    .navbar-nav {
        margin: 0 auto; /* centers the ul horizontally */
        text-align: center;
    }

    .navbar-nav .nav-item {
        display: inline-block;
        float: none;
    }

    .navbar-nav .dropdown-menu {
        display: block !important;
        position: static !important;
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
        margin: 0;
        padding-left: 1rem;
    }

    .navbar-nav .dropdown-item {
        padding: 0.5rem 1rem;
        font-size: 1rem;
        color: var(--secondary-color);
    }

    .navbar-nav .dropdown-toggle::after {
        display: none; /* remove caret arrow */
    }

    .navbar-nav .nav-link {
        padding: 0.75rem 1rem;
        font-size: 1.1rem;
    }

    .dropdown-menu {
        position: static; /* ensures submenu displays nicely inside collapsed nav */
        float: none;
        box-shadow: none;
        background: transparent;
    }

    .dropdown-item {
        color: var(--secondary-color);
    }

    .hero-section {
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .solution-card {
        margin-bottom: 2rem;
    }
    
    .value-prop {
        margin-bottom: 2rem;
    }
}

@media (max-width: 576px) {
    body {
        padding-top: 90px; /* smaller padding on mobile */

    }

    .hero-content h1 {
        font-size: 2rem;
    }
    
    .display-5 {
        font-size: 2rem;
    }

    .navbar-nav {
        margin: 0 auto; /* centers the ul horizontally */
        text-align: center;
    }

    .navbar-nav .nav-item {
        display: inline-block;
        float: none;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }

    .navbar-nav .dropdown-menu {
        display: block !important;
        position: static !important;
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
        margin: 0;
        padding-left: 1rem;
    }

    .navbar-nav .dropdown-item {
        padding: 0.5rem 1rem;
        font-size: 1rem;
        color: var(--secondary-color);
    }

    .navbar-nav .dropdown-toggle::after {
        display: none; /* remove caret arrow */
    }

    .navbar-nav .nav-link {
        padding: 0.75rem 1rem;
        font-size: 1.1rem;
    }

    .dropdown-menu {
        position: static; /* ensures submenu displays nicely inside collapsed nav */
        float: none;
        box-shadow: none;
        background: transparent;
    }

    .dropdown-item {
        color: var(--secondary-color);
    }
}

/* Loading Animation */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Scroll Animations */
.scroll-animate {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.scroll-animate.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Focus styles for accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .hero-section {
        background: var(--secondary-color);
    }
    
    .btn-primary {
        border: 2px solid var(--primary-color);
    }
    
    .btn-accent {
        border: 2px solid var(--accent-color);
    }
}