/* ====================================================================
 * CTA BUTTON — BASE
 * ==================================================================== */
.cta-btn-container {
    display: flex;
    width: 100%;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    z-index: 1;
    transition: all 0.3s ease-in-out;
    line-height: 1;

    --cta-effect-color: rgba(0, 123, 255, 0.6);
    --cta-effect-speed: 2s;
    --cta-border-width: 2px;
}

.cta-btn .cta-btn-text {
    display: inline-flex;
    align-items: center;
    line-height: 1;
    z-index: 2;
}

.cta-btn .cta-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    height: 1em;
    transition: transform 0.3s ease-in-out;
    z-index: 2;
}
.cta-btn .cta-icon i,
.cta-btn .cta-icon svg {
    display: block;
    vertical-align: middle;
    margin: 0;
}
.cta-btn .cta-icon-before { margin-right: 8px; }
.cta-btn .cta-icon-after  { margin-left: 8px; }

/* ====================================================================
 * ANIMAZIONI ICONA SU HOVER
 * ==================================================================== */
.cta-btn.cta-icon-hover-slide-right:hover .cta-icon,
.cta-btn.cta-icon-hover-slide-right:focus-visible .cta-icon {
    animation: ctaIconSlideRight 0.5s ease-in-out;
    will-change: transform;
}
@keyframes ctaIconSlideRight {
    0%, 100% { transform: translateX(0); }
    50%      { transform: translateX(6px); }
}

.cta-btn.cta-icon-hover-slide-left:hover .cta-icon,
.cta-btn.cta-icon-hover-slide-left:focus-visible .cta-icon {
    animation: ctaIconSlideLeft 0.5s ease-in-out;
    will-change: transform;
}
@keyframes ctaIconSlideLeft {
    0%, 100% { transform: translateX(0); }
    50%      { transform: translateX(-6px); }
}

.cta-btn.cta-icon-hover-bounce:hover .cta-icon,
.cta-btn.cta-icon-hover-bounce:focus-visible .cta-icon {
    animation: ctaIconBounce 0.6s ease-in-out;
    will-change: transform;
}
@keyframes ctaIconBounce {
    0%, 100% { transform: translateY(0); }
    25%      { transform: translateY(-5px); }
    50%      { transform: translateY(0); }
    75%      { transform: translateY(-3px); }
}

.cta-btn.cta-icon-hover-rotate:hover .cta-icon,
.cta-btn.cta-icon-hover-rotate:focus-visible .cta-icon {
    animation: ctaIconRotate 0.6s ease-in-out;
    will-change: transform;
}
@keyframes ctaIconRotate {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    .cta-btn.cta-icon-hover-slide-right:hover .cta-icon,
    .cta-btn.cta-icon-hover-slide-left:hover .cta-icon,
    .cta-btn.cta-icon-hover-bounce:hover .cta-icon,
    .cta-btn.cta-icon-hover-rotate:hover .cta-icon {
        animation: none;
        transform: none;
        will-change: auto;
    }
}

/* ====================================================================
 * ALIGNMENT
 * ==================================================================== */
.cta-align-stretch .cta-btn-container .cta-btn,
.cta-align-desktop-stretch .cta-btn-container .cta-btn,
.cta-align-tablet-stretch .cta-btn-container .cta-btn,
.cta-align-mobile-stretch .cta-btn-container .cta-btn {
    width: 100%;
    display: flex;
}

/* ====================================================================
 * EFFETTI
 * ==================================================================== */

/* 1. Rotate Border */
.cta-effect-rotate-border {
    position: relative;
    z-index: 1;
    background-clip: padding-box;
}
.cta-effect-rotate-border::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(transparent, var(--cta-effect-color), transparent 30%);
    z-index: -2;
    transition: opacity 0.3s ease;
    opacity: 0;
}
.cta-effect-rotate-border::after {
    content: '';
    position: absolute;
    inset: var(--cta-border-width);
    background: inherit;
    border-radius: inherit;
    z-index: -1;
}
.cta-effect-rotate-border.cta-trigger-always::before,
.cta-effect-rotate-border.cta-trigger-hover:hover::before {
    opacity: 1;
    animation: ctaRotateBorder var(--cta-effect-speed) linear infinite;
}
@keyframes ctaRotateBorder {
    100% { transform: rotate(360deg); }
}

/* 2. Expand Border */
.cta-effect-expand-border::before {
    content: '';
    position: absolute;
    inset: 0;
    border: var(--cta-border-width) solid var(--cta-effect-color);
    border-radius: inherit;
    transform: scale(0.8);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    z-index: 1;
    pointer-events: none;
}
.cta-effect-expand-border:hover::before {
    transform: scale(1);
    opacity: 1;
}

/* 3. Pulse Border Ring */
.cta-effect-pulse-border::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: var(--cta-border-width) solid var(--cta-effect-color);
    z-index: -1;
    opacity: 0;
}
.cta-effect-pulse-border.cta-trigger-always::before,
.cta-effect-pulse-border.cta-trigger-hover:hover::before {
    animation: ctaPulseBorderRing var(--cta-effect-speed) ease-out infinite;
}
@keyframes ctaPulseBorderRing {
    0%   { transform: scale(1);    opacity: 0.8; }
    100% { transform: scale(1.25); opacity: 0; }
}

/* Glow */
.cta-effect-glow.cta-trigger-always,
.cta-effect-glow.cta-trigger-hover:hover {
    animation: ctaGlow var(--cta-effect-speed) infinite;
}
@keyframes ctaGlow {
    0%   { box-shadow: 0 0 0 0 var(--cta-effect-color); }
    70%  { box-shadow: 0 0 0 15px rgba(0, 0, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 0, 0, 0); }
}

/* Shine */
.cta-effect-shine::before {
    content: '';
    position: absolute;
    top: 0;
    left: -75%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, var(--cta-effect-color) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-25deg);
    transition: all var(--cta-effect-speed) ease;
    z-index: 2;
}
.cta-effect-shine.cta-trigger-hover:hover::before,
.cta-effect-shine.cta-trigger-always::before {
    animation: ctaShine var(--cta-effect-speed) infinite;
}
@keyframes ctaShine {
    0%   { left: -75%; }
    100% { left: 125%; }
}

/* Lift */
.cta-effect-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.cta-effect-lift:hover {
    transform: translateY(-6px);
    box-shadow: 0 10px 20px var(--cta-effect-color);
}

/* Pulse Scale */
.cta-effect-pulse-scale.cta-trigger-always,
.cta-effect-pulse-scale.cta-trigger-hover:hover {
    animation: ctaPulseScale var(--cta-effect-speed) infinite ease-in-out;
}
@keyframes ctaPulseScale {
    0%, 100% { transform: scale(1); }
    50%      { transform: scale(1.05); }
}

/* Ripple */
.cta-effect-ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--cta-effect-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: width var(--cta-effect-speed) ease-out,
                height var(--cta-effect-speed) ease-out,
                opacity var(--cta-effect-speed) ease-out;
    z-index: 0;
}
.cta-effect-ripple:hover::after {
    width: 300px;
    height: 300px;
    opacity: 0.3;
}

/* Border Glow */
.cta-effect-border-glow {
    border: 2px solid transparent;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.cta-effect-border-glow:hover {
    border-color: var(--cta-effect-color);
    box-shadow: inset 0 0 10px var(--cta-effect-color), 0 0 10px var(--cta-effect-color);
}

/* Shake */
.cta-effect-shake.cta-trigger-always,
.cta-effect-shake.cta-trigger-hover:hover {
    animation: ctaShake var(--cta-effect-speed) infinite;
}
@keyframes ctaShake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-5px); }
    40%, 80% { transform: translateX(5px); }
}

/* Neon */
.cta-effect-neon.cta-trigger-always,
.cta-effect-neon.cta-trigger-hover:hover {
    animation: ctaNeon var(--cta-effect-speed) infinite alternate;
}
@keyframes ctaNeon {
    0%   { box-shadow: 0 0 5px var(--cta-effect-color), 0 0 10px var(--cta-effect-color); }
    100% { box-shadow: 0 0 20px var(--cta-effect-color), 0 0 35px var(--cta-effect-color); }
}