/* ==========================================================
   C:\wamp64\www\sida2\css\buttons.css
   ========================================================== */
   :root {
    --btn-height: 52px;
    --btn-radius: 14px;
    --btn-padding-x: 28px;
    --btn-font-size: 15px;
    --btn-font-weight: 700;
    --btn-transition: .25s ease;
    --btn-shadow: 0 10px 24px rgba(0, 0, 0, .10);
    --btn-shadow-hover: 0 18px 38px rgba(0, 0, 0, .16);
}

.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: var(--btn-height);
    padding: 0 var(--btn-padding-x);
    border: none;
    border-radius: var(--btn-radius);
    cursor: pointer;
    user-select: none;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    font-size: var(--btn-font-size);
    font-weight: var(--btn-font-weight);
    line-height: 1;
    transition: transform var(--btn-transition), background var(--btn-transition), color var(--btn-transition), box-shadow var(--btn-transition);
    box-shadow: var(--btn-shadow);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--btn-shadow-hover);
}

.btn:active {
    transform: scale(.97);
}

.btn:disabled {
    opacity: .55;
    pointer-events: none;
    cursor: not-allowed;
}

/* ✨ Shine Effect */
.btn::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        120deg,
        transparent 25%,
        rgba(255, 255, 255, 0.45) 50%,
        transparent 75%
    );
    transform: translateX(-160%);
    transition: transform 0.75s ease;
    z-index: 1;
    pointer-events: none;
}

.btn:hover::before {
    transform: translateX(160%);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

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

.btn-outline:hover {
    background: var(--primary);
    color: #fff;
}

.btn-light {
    background: #fff;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-light:hover {
    background: #f8fafc;
}

.btn-sm {
    min-height: 40px;
    padding: 0 18px;
    font-size: 13px;
}

.btn-lg {
    min-height: 60px;
    padding: 0 36px;
    font-size: 17px;
}

.btn-block {
    display: flex;
    width: 100%;
}

@media (max-width: 768px) {
    .btn {
        width: 100%;
    }
}