/* OverSeas Venture - Custom Styles */

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

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in {
    animation: fadeIn 1s ease-out;
}

.animate-slide-in {
    animation: slideIn 1s ease-out;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

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

::-webkit-scrollbar-thumb {
    background: #0D9488;
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0A1F44;
}

/* Form Styling Enhancements */
input:focus,
textarea:focus,
select:focus {
    transform: translateY(-2px);
    transition: all 0.3s ease;
}

/* Button Hover Effects */
button,
.btn {
    position: relative;
    overflow: hidden;
}

button::before,
.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

button:hover::before,
.btn:hover::before {
    width: 300px;
    height: 300px;
}

/* Card Hover Effects */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, #0D9488, #38BDF8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Section Dividers */
.section-divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, #0D9488, transparent);
    margin: 3rem 0;
}

/* Loading Animation */
.spinner {
    border: 3px solid rgba(13, 148, 136, 0.1);
    border-radius: 50%;
    border-top: 3px solid #0D9488;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success/Error Messages */
.message-success {
    background-color: #10b981;
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
    animation: fadeIn 0.5s ease;
}

.message-error {
    background-color: #ef4444;
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
    animation: fadeIn 0.5s ease;
}

/* Floating Animation for Elements */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.float-animation {
    animation: float 3s ease-in-out infinite;
}

/* Image Overlay Effects */
.image-overlay {
    position: relative;
    overflow: hidden;
}

.image-overlay::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(10, 31, 68, 0.7), rgba(13, 148, 136, 0.7));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-overlay:hover::after {
    opacity: 1;
}

/* Responsive Typography */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
}

/* Navigation Active State */
nav a.active {
    color: #0D9488;
    border-bottom: 2px solid #0D9488;
}

/* Form Input Validation States */
input:invalid:not(:placeholder-shown),
textarea:invalid:not(:placeholder-shown) {
    border-color: #ef4444;
}

input:valid:not(:placeholder-shown),
textarea:valid:not(:placeholder-shown) {
    border-color: #10b981;
}

/* Testimonial Card Styling */
.testimonial-card {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.1);
}

/* Industry Card Gradient Overlays */
.industry-card {
    position: relative;
    overflow: hidden;
}

.industry-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 31, 68, 0.9) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.industry-card:hover::before {
    opacity: 1;
}

/* Page Transition */
.page-transition {
    animation: pageLoad 0.5s ease;
}

@keyframes pageLoad {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Utility Classes */
.text-shadow {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.box-shadow-lg {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.transition-all {
    transition: all 0.3s ease;
}

/* Responsive Container Adjustments */
@media (min-width: 1536px) {
    .container {
        max-width: 1400px;
    }
}

/* Print Styles */
@media print {
    nav,
    footer,
    button,
    .no-print {
        display: none;
    }
}