/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 60px var(--accent-glow);
}

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

.btn-secondary:hover {
    background: var(--bg-glass);
    border-color: var(--accent-primary);
}

.btn-icon {
    padding: 0.75rem;
    border-radius: var(--radius-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-icon:hover {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
}

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

.btn-back:hover {
    color: var(--accent-primary) !important;
}

/* ========================================
   Sort Contnrols
   ======================================== */
.sort-controls {
    display: flex;
    gap: var(--spacing-xs);
}

.sort-btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.sort-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.sort-btn.active {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
}

/* ========================================
   Theme Toggle
   ======================================== */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    transition: all var(--transition-fast);
    position: relative;
}

.theme-toggle:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
}

.theme-icon {
    width: 20px;
    height: 20px;
    position: absolute;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.theme-icon.sun {
    opacity: 0;
    transform: rotate(-90deg) scale(0.5);
}

.theme-icon.moon {
    opacity: 1;
    transform: rotate(0) scale(1);
}

[data-theme="light"] .theme-icon.sun {
    opacity: 1;
    transform: rotate(0) scale(1);
}

[data-theme="light"] .theme-icon.moon {
    opacity: 0;
    transform: rotate(90deg) scale(0.5);
}

/* ========================================
   Forms
   ======================================== */
.order-form input,
.order-form textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color var(--transition-fast);
    margin-bottom: var(--spacing-sm);
}

.order-form input:focus,
.order-form textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

/* ========================================
   Social Links
   ======================================== */
.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 48px;
    height: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
    transform: translateY(-3px);
}

.social-link svg {
    width: 22px;
    height: 22px;
}