/* ========================================
   Button Styles
======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: var(--transition-spring);
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn svg {
    width: 18px;
    height: 18px;
    transition: var(--transition-base);
}

.btn:hover svg {
    transform: translateX(4px);
}

.btn:active {
    transform: scale(0.95);
}

/* Primary Button */
.btn-primary {
    background: var(--color-terracotta);
    color: var(--color-white);
    border-color: var(--color-terracotta);
}

.btn-primary:hover {
    background: var(--color-terracotta-light);
    border-color: var(--color-terracotta-light);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* Secondary Button */
.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

/* Dark Button */
.btn-dark {
    background: var(--color-forest);
    color: var(--color-white);
    border-color: var(--color-forest);
}

.btn-dark:hover {
    background: var(--color-charcoal);
    border-color: var(--color-charcoal);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Outline Light Button */
.btn-outline-light {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
    background: var(--color-white);
    color: var(--color-forest);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

/* Submit Button */
.btn-submit {
    background: var(--gradient-forest);
    color: var(--color-white);
    width: 100%;
    padding: 1.25rem 2rem;
    font-size: 1rem;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Button Hover Effect */
.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.25s ease, height 0.25s ease;
}

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