/* ==========================================================================
   COMPONENT STYLES
   - Buttons
   - Navbar
   - Cards
   - Forms
   - Badges
   ========================================================================== */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    font-size: 1rem;
    letter-spacing: 0.01em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
    color: var(--color-text-white);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary);
    filter: brightness(1.1);
}

.btn-accent {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    color: var(--color-text-white);
    box-shadow: var(--shadow-md);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(77, 213, 153, 0.3);
}

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

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    box-shadow: var(--shadow-md);
}

/* Navbar - Professional Refined Design */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(15, 76, 117, 0.08);
    padding: 0.875rem 0;
    transition: all 0.3s ease;
    box-shadow: 0 1px 10px rgba(0, 0, 0, 0.03);
}

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

.logo img {
    height: 56px;
    width: auto;
    filter: drop-shadow(0 2px 6px rgba(15, 76, 117, 0.08));
    transition: filter 0.3s ease;
}

.logo:hover img {
    filter: drop-shadow(0 3px 8px rgba(15, 76, 117, 0.12));
}

.nav-links {
    display: flex;
    gap: 1.75rem;
    align-items: center;
    list-style: none;
}

.nav-link {
    font-weight: 550;
    color: var(--color-text-dark);
    position: relative;
    font-size: 0.98rem;
    transition: color 0.3s ease;
    letter-spacing: 0.01em;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2.5px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: 2px;
    transition: width 0.3s ease;
}

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

.nav-link.active {
    color: var(--color-primary);
    font-weight: 600;
}

/* Cards */
.card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: transparent;
    transition: background var(--transition-normal);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-light);
}

.card:hover::before {
    background: var(--color-accent);
}

.card-icon {
    width: 56px;
    height: 56px;
    background-color: rgba(15, 76, 117, 0.05);
    /* Very light primary tint */
    color: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.75rem;
    transition: all var(--transition-normal);
}

.card:hover .card-icon {
    background-color: var(--color-primary);
    color: white;
    transform: scale(1.1) rotate(5deg);
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-dark);
    /* Darker for readability */
    font-weight: 700;
}

.card-text {
    color: var(--color-text-body);
    flex-grow: 1;
    line-height: 1.7;
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text-dark);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(15, 76, 117, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    border: 1px solid var(--color-border);
    border-radius: 2rem;
    overflow: hidden;
    cursor: pointer;
}

.lang-opt {
    padding: 0.25rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-light);
    transition: all var(--transition-fast);
}

.lang-opt.active {
    background-color: var(--color-primary);
    color: var(--color-text-white);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.bar {
    width: 24px;
    height: 2px;
    background-color: var(--color-text-dark);
    transition: all var(--transition-normal);
}

/* Footer */
.footer {
    background-color: var(--color-primary-dark);
    color: var(--color-text-white);
    padding-top: var(--spacing-xxl);
    padding-bottom: var(--spacing-lg);
}

.footer-logo img {
    height: 40px;
    /* filter: brightness(0) invert(1); */
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: var(--color-bg-white);
        padding: var(--spacing-lg);
        box-shadow: 0 10px 15px var(--color-shadow);
        display: none;
    }

    .nav-links.active {
        display: flex;
    }
}

/* Developer Social Icons */
.social-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

.social-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: all var(--transition-normal);
    border: 1px solid var(--color-border);
}

.social-icon-btn svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.social-icon-btn:hover {
    transform: translateY(-3px) scale(1.1);
    color: white;
    border-color: transparent;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Brand Colors on Hover */
.social-icon-btn.linkedin:hover {
    background-color: #0077b5;
}

.social-icon-btn.github:hover {
    background-color: #333;
}

.social-icon-btn.upwork:hover {
    background-color: #6fda44;
}

.social-icon-btn.instagram:hover {
    background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
}

.social-icon-btn.whatsapp:hover {
    background-color: #25D366;
}