/* ==========================================================================
   Premium pill buttons — primary + secondary
   ========================================================================== */

.btn-premium {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
    padding: 0;
    border-radius: var(--ds-radius-pill, 999px);
    cursor: pointer;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
    font-family: var(--font-button);
    font-weight: 600;
    font-size: var(--ds-btn, 1rem);
    letter-spacing: var(--track-button);
    color: inherit;
    overflow: hidden;
    transition: transform var(--ds-duration-fast, 0.35s) var(--ds-ease, cubic-bezier(0.22, 1, 0.36, 1));
}

.btn-premium__inner {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: var(--ds-radius-pill, 999px);
    min-height: 44px;
    transition:
        box-shadow var(--ds-duration-fast, 0.35s) var(--ds-ease),
        transform var(--ds-duration-fast, 0.35s) var(--ds-ease),
        background 0.3s ease,
        border-color 0.3s ease,
        color 0.3s ease;
}

.btn-premium--primary .btn-premium__inner {
    padding: 1rem 1.875rem;
    font-size: var(--ds-btn, 1rem);
    color: var(--white);
    background: linear-gradient(145deg, #ff8a3d 0%, var(--ds-accent, #FF6B1A) 45%, #e85a10 100%);
    box-shadow: var(--ds-shadow-accent, 0 8px 32px rgba(255, 107, 26, 0.28));
}

.btn-premium--nav .btn-premium__inner {
    padding: 0.6875rem 1.375rem;
    font-size: 0.8125rem;
    color: var(--white);
    background: linear-gradient(145deg, #ff8a3d 0%, var(--ds-accent, #FF6B1A) 45%, #e85a10 100%);
    box-shadow: 0 3px 14px rgba(255, 107, 26, 0.24);
}

.site-header.is-scrolled .btn-premium--nav .btn-premium__inner {
    padding: 0.5625rem 1.125rem;
    font-size: 0.75rem;
}

@media (max-width: 1023px) {
    .btn-premium--nav .btn-premium__inner {
        padding: 0.5625rem 1rem;
        font-size: 0.75rem;
    }
}

/* Secondary — white border, transparent (light + dark contexts) */
.btn-premium--ghost .btn-premium__inner,
.btn-premium--secondary .btn-premium__inner {
    padding: 1rem 1.875rem;
    font-size: var(--ds-btn, 1rem);
    color: var(--white);
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.35);
    box-shadow: none;
}

.btn-premium--secondary-light .btn-premium__inner {
    padding: 1rem 1.875rem;
    font-size: var(--ds-btn, 1rem);
    color: var(--ds-navy, #081B3A);
    background: transparent;
    border: 1.5px solid rgba(8, 27, 58, 0.18);
    box-shadow: none;
}

.btn-premium__shine::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.14) 0%, transparent 48%);
    pointer-events: none;
}

.btn-premium__shine {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    overflow: hidden;
    pointer-events: none;
}

.btn-premium__label {
    position: relative;
    z-index: 1;
    line-height: 1;
}

.btn-premium__arrow {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.125rem;
    height: 1.125rem;
}

.btn-premium__icon {
    width: 100%;
    height: 100%;
    display: block;
    transition: transform 0.35s var(--ds-ease, cubic-bezier(0.22, 1, 0.36, 1));
}

.btn-premium:hover .btn-premium__icon,
.btn-premium:focus-visible .btn-premium__icon {
    transform: translateX(2px);
}

/* Primary hover — lift + glow */
.btn-premium--primary:hover,
.btn-premium--primary:focus-visible,
.btn-premium--nav:hover,
.btn-premium--nav:focus-visible {
    transform: translateY(-4px);
}

.btn-premium--primary:hover .btn-premium__inner,
.btn-premium--primary:focus-visible .btn-premium__inner,
.btn-premium--nav:hover .btn-premium__inner,
.btn-premium--nav:focus-visible .btn-premium__inner {
    box-shadow:
        0 12px 40px rgba(255, 107, 26, 0.38),
        0 0 0 1px rgba(255, 107, 26, 0.15);
}

/* Secondary hover — white fill on dark */
.btn-premium--ghost:hover .btn-premium__inner,
.btn-premium--ghost:focus-visible .btn-premium__inner,
.btn-premium--secondary:hover .btn-premium__inner,
.btn-premium--secondary:focus-visible .btn-premium__inner {
    background: var(--white);
    color: var(--ds-navy, #081B3A);
    border-color: var(--white);
}

.btn-premium--secondary-light:hover .btn-premium__inner,
.btn-premium--secondary-light:focus-visible .btn-premium__inner {
    background: var(--ds-navy, #081B3A);
    color: var(--white);
    border-color: var(--ds-navy, #081B3A);
}

.btn-premium:focus-visible {
    outline: 2px solid rgba(255, 107, 26, 0.45);
    outline-offset: 3px;
}

/* Ripple */
.btn-premium__ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
    transform: scale(0);
    animation: btn-ripple 0.55s ease-out forwards;
    pointer-events: none;
    z-index: 2;
}

@keyframes btn-ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .btn-premium,
    .btn-premium__inner,
    .btn-premium__icon {
        transition: none;
    }

    .btn-premium--primary:hover,
    .btn-premium--nav:hover {
        transform: none;
    }
}