/**
 * Kimia Farma — unified button & interactive hover system
 */
:root {
    --kf-btn-ease: cubic-bezier(0.4, 0, 0.2, 1);
    --kf-btn-shadow: 0 2px 8px rgba(var(--kf-orange-rgb), 0.28);
    --kf-btn-shadow-hover: 0 8px 24px rgba(var(--kf-orange-rgb), 0.38);
    --kf-btn-shadow-active: 0 2px 6px rgba(var(--kf-orange-rgb), 0.24);
}

/* ── Primary CTA ── */
.btn-kf,
.btn-login,
.how-btn1 {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.6rem 1.25rem;
    background-color: var(--kf-orange);
    background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.14) 0%, rgba(255, 255, 255, 0) 100%);
    color: #fff !important;
    border: none;
    border-radius: var(--kf-radius-pill, 100px);
    font-family: var(--kf-font);
    font-weight: 600;
    font-size: 0.875rem;
    line-height: 1.4;
    text-decoration: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    isolation: isolate;
    box-shadow: 0 4px 16px rgba(var(--kf-orange-rgb), 0.35);
    transition:
        background-color 0.25s var(--kf-btn-ease),
        box-shadow 0.25s var(--kf-btn-ease),
        transform 0.2s var(--kf-btn-ease);
}

.btn-login {
    padding: 12px 28px;
    font-size: 15px;
    border-radius: 4px;
}

.auth-card .btn-kf,
.auth-card button.btn-kf {
    width: 100%;
    padding: 12px 20px;
    font-size: 15px;
    border-radius: 6px;
}

.btn-kf:hover,
.btn-login:hover,
.how-btn1:hover {
    color: #fff !important;
    text-decoration: none;
    background-color: var(--kf-orange-dark);
    transform: translateY(-2px);
    box-shadow: var(--kf-btn-shadow-hover);
}

.btn-kf:active,
.btn-login:active,
.how-btn1:active {
    transform: translateY(0);
    box-shadow: var(--kf-btn-shadow-active);
    transition-duration: 0.08s;
}

.btn-kf:focus-visible,
.btn-login:focus-visible,
.how-btn1:focus-visible {
    outline: 2px solid var(--kf-orange-gold);
    outline-offset: 2px;
}

/* ── Outline ── */
.btn-kf-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.55rem 1.2rem;
    background: #fff;
    color: var(--kf-blue-mid) !important;
    border: 1.5px solid var(--kf-blue-mid);
    border-radius: var(--kf-radius-pill, 100px);
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    cursor: pointer;
    box-shadow: none;
    transition:
        background-color 0.25s var(--kf-btn-ease),
        border-color 0.25s var(--kf-btn-ease),
        color 0.25s var(--kf-btn-ease),
        box-shadow 0.25s var(--kf-btn-ease),
        transform 0.2s var(--kf-btn-ease);
}

.btn-kf-outline:hover {
    color: #fff !important;
    background-color: var(--kf-blue-mid);
    border-color: var(--kf-blue-mid);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(var(--kf-blue-rgb), 0.22);
    text-decoration: none;
}

.btn-kf-outline:active {
    transform: translateY(0);
    box-shadow: none;
}

/* ── Text / link buttons ── */
.btn-link-kf,
.redirect-skip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    margin: -6px -10px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--kf-blue-mid);
    text-decoration: none;
    transition:
        color 0.2s var(--kf-btn-ease),
        background-color 0.2s var(--kf-btn-ease),
        transform 0.2s var(--kf-btn-ease);
}

.btn-link-kf:hover,
.redirect-skip:hover {
    color: var(--kf-orange) !important;
    background-color: var(--kf-green-light);
    text-decoration: none;
    transform: translateX(2px);
}

.btn-link-kf i,
.redirect-skip i {
    transition: transform 0.2s var(--kf-btn-ease);
}

.btn-link-kf:hover i,
.redirect-skip:hover i {
    transform: translateX(3px);
}

/* ── Social icon buttons ── */
.btn-social,
.how-social {
    display: inline-grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: #fff;
    color: var(--kf-text-muted);
    font-size: 18px;
    text-decoration: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition:
        background-color 0.25s var(--kf-btn-ease),
        color 0.25s var(--kf-btn-ease),
        transform 0.2s var(--kf-btn-ease),
        box-shadow 0.25s var(--kf-btn-ease);
}

.btn-social:hover,
.how-social:hover {
    background-color: var(--kf-orange);
    color: #fff !important;
    text-decoration: none;
    transform: translateY(-3px) scale(1.06);
    box-shadow: 0 8px 18px rgba(var(--kf-orange-rgb), 0.35);
}

.btn-social:active,
.how-social:active {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 4px 10px rgba(var(--kf-orange-rgb), 0.28);
}

/* ── Admin icon actions ── */
.btn-action {
    transition:
        border-color 0.2s var(--kf-btn-ease),
        color 0.2s var(--kf-btn-ease),
        background-color 0.2s var(--kf-btn-ease),
        transform 0.15s var(--kf-btn-ease),
        box-shadow 0.2s var(--kf-btn-ease);
}

.btn-action:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(var(--kf-blue-rgb), 0.12);
}

.btn-action:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn-action--copy:hover {
    box-shadow: 0 4px 12px rgba(var(--kf-orange-rgb), 0.18);
}

.btn-action--danger:hover {
    box-shadow: 0 4px 12px rgba(229, 62, 62, 0.15);
}

/* ── Bootstrap overrides (admin) ── */
.horizontal-layout .btn-primary,
.horizontal-layout .modal .btn-primary {
    background-color: var(--kf-orange) !important;
    border-color: var(--kf-orange) !important;
    background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0) 100%);
    box-shadow: var(--kf-btn-shadow);
    transition:
        background-color 0.25s var(--kf-btn-ease),
        border-color 0.25s var(--kf-btn-ease),
        box-shadow 0.25s var(--kf-btn-ease),
        transform 0.2s var(--kf-btn-ease);
}

.horizontal-layout .btn-primary:hover,
.horizontal-layout .btn-primary:focus,
.horizontal-layout .modal .btn-primary:hover,
.horizontal-layout .modal .btn-primary:focus {
    background-color: var(--kf-orange-dark) !important;
    border-color: var(--kf-orange-dark) !important;
    transform: translateY(-1px);
    box-shadow: var(--kf-btn-shadow-hover);
}

.horizontal-layout .btn-primary:active,
.horizontal-layout .modal .btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--kf-btn-shadow-active);
}

.horizontal-layout .btn-outline-primary {
    color: var(--kf-blue-mid) !important;
    border-color: var(--kf-blue-mid) !important;
    transition:
        background-color 0.25s var(--kf-btn-ease),
        border-color 0.25s var(--kf-btn-ease),
        color 0.25s var(--kf-btn-ease),
        transform 0.2s var(--kf-btn-ease);
}

.horizontal-layout .btn-outline-primary:hover,
.horizontal-layout .btn-outline-primary:focus {
    background-color: var(--kf-blue-mid) !important;
    border-color: var(--kf-blue-mid) !important;
    color: #fff !important;
    transform: translateY(-1px);
}

.horizontal-layout .btn-success {
    background-color: var(--kf-orange) !important;
    border-color: var(--kf-orange) !important;
    transition: background-color 0.25s var(--kf-btn-ease), transform 0.2s var(--kf-btn-ease), box-shadow 0.25s var(--kf-btn-ease);
}

.horizontal-layout .btn-success:hover {
    background-color: var(--kf-orange-dark) !important;
    border-color: var(--kf-orange-dark) !important;
    transform: translateY(-1px);
    box-shadow: var(--kf-btn-shadow-hover);
}

.horizontal-layout .btn-secondary,
.horizontal-layout .modal .btn-secondary {
    transition: background-color 0.2s var(--kf-btn-ease), border-color 0.2s var(--kf-btn-ease), transform 0.2s var(--kf-btn-ease);
}

.horizontal-layout .btn-secondary:hover {
    transform: translateY(-1px);
}

/* ── Nav text links ── */
.auth-nav__back {
    transition: color 0.2s var(--kf-btn-ease), opacity 0.2s var(--kf-btn-ease);
}

.auth-nav__back:hover {
    color: #fff;
    opacity: 0.92;
    text-decoration: none;
}

.auth-card__footer a {
    transition: color 0.2s var(--kf-btn-ease);
}

.auth-card__footer a:hover {
    color: var(--kf-orange-dark);
}

.password-toggle {
    transition: color 0.2s var(--kf-btn-ease), transform 0.15s var(--kf-btn-ease);
}

.password-toggle:hover {
    color: var(--kf-orange);
    transform: translateY(-50%) scale(1.08);
}

@media (prefers-reduced-motion: reduce) {
    .btn-kf,
    .btn-login,
    .how-btn1,
    .btn-kf-outline,
    .btn-link-kf,
    .redirect-skip,
    .btn-social,
    .how-social,
    .btn-action,
    .horizontal-layout .btn-primary,
    .horizontal-layout .btn-outline-primary,
    .horizontal-layout .btn-success {
        transition: none;
    }

    .btn-kf:hover,
    .btn-login:hover,
    .how-btn1:hover,
    .btn-social:hover,
    .how-social:hover,
    .btn-action:hover {
        transform: none;
    }
}