/* ===========================================
   Custom Styles - Doolé & Jotali Showcase
   =========================================== */

/* CSS Variables */
:root {
    --color-primary: #12385c;
    --color-accent: #21a538;
    --color-light: #c4cbd2;
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-600: #4b5563;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
}

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

/* Selection Color */
::selection {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Navigation Links */
.nav-link {
    color: var(--color-gray-600);
    font-weight: 500;
    transition: color 0.2s ease;
}

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

/* Primary Button */
.btn-primary {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background-color: #0e2d4a;
    transform: translateY(-1px);
}

/* Secondary Button */
.btn-secondary {
    display: inline-block;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Accent Button */
.btn-accent {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-white);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.btn-accent:hover {
    background-color: #1a8a2d;
    transform: translateY(-1px);
}

/* Product Cards */
.product-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Advantage Cards */
.advantage-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

.animate-fade-in-delay {
    animation: fadeIn 0.6s ease 0.2s forwards;
    opacity: 0;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 0.6s ease 0.4s forwards;
    opacity: 0;
}

/* Scroll Animation Classes - visible by default */
.fade-in-up {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* Animation triggered by JS if available */
.fade-in-up.animate {
    opacity: 0;
    transform: translateY(30px);
}

.fade-in-up.animate.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Header Shadow on Scroll */
header.scrolled {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .btn-primary,
    .btn-secondary,
    .btn-accent {
        padding: 0.625rem 1.25rem;
        font-size: 0.9375rem;
    }
}

/* Focus States for Accessibility */
a:focus,
button:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Smooth transitions for all interactive elements */
a, button {
    transition: all 0.2s ease;
}