/* Simple Share Pro - Frontend CSS v3.0 — Industrial-Minimal */

/* ═══ DESIGN TOKENS ═══ */
:root {
    --ss-icon-size: 40px;
    --ss-gap: 8px;
    --ss-border-radius: 4px;
    --ss-shadow: none;
    --ss-hover-transform: translateY(-2px);
    --ss-btn-bg-default: #50575e;
    --ss-ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ss-ease-bounce: cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --ss-duration: 0.2s;
}

/* ═══ BUTTON GROUP ═══ */
.ss-buttons {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--ss-gap);
    margin: 1.5em 0;
    transition: opacity 0.4s var(--ss-ease-out), transform 0.4s var(--ss-ease-out);
    opacity: 1;
}

/* ═══ TRIGGER ANIMATIONS ═══ */
.ss-buttons.ss-hidden-trigger.anim-fade {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.5s var(--ss-ease-out);
}
.ss-buttons.ss-visible.anim-fade {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}
.ss-buttons.ss-hidden-trigger.anim-slide {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(16px);
    transition: opacity 0.4s var(--ss-ease-out), transform 0.5s var(--ss-ease-bounce);
}
.ss-buttons.ss-visible.anim-slide {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}
.ss-buttons.ss-hidden-trigger:not(.anim-fade):not(.anim-slide) {
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: opacity 0.5s var(--ss-ease-out), transform 0.5s var(--ss-ease-out);
    transform: translateY(10px);
}
.ss-buttons.ss-visible:not(.anim-fade):not(.anim-slide) {
    opacity: 1; visibility: visible; pointer-events: auto;
    transform: translateY(0);
}

/* ═══ STAGGERED ENTRANCE ═══ */
.ss-buttons.ss-visible .ss-btn {
    animation: ssEnter 0.35s var(--ss-ease-bounce) both;
}
.ss-buttons.ss-visible .ss-btn:nth-child(1)  { animation-delay: 0ms; }
.ss-buttons.ss-visible .ss-btn:nth-child(2)  { animation-delay: 40ms; }
.ss-buttons.ss-visible .ss-btn:nth-child(3)  { animation-delay: 80ms; }
.ss-buttons.ss-visible .ss-btn:nth-child(4)  { animation-delay: 120ms; }
.ss-buttons.ss-visible .ss-btn:nth-child(5)  { animation-delay: 160ms; }
.ss-buttons.ss-visible .ss-btn:nth-child(6)  { animation-delay: 200ms; }
.ss-buttons.ss-visible .ss-btn:nth-child(7)  { animation-delay: 240ms; }
.ss-buttons.ss-visible .ss-btn:nth-child(8)  { animation-delay: 280ms; }
@keyframes ssEnter {
    from { opacity: 0; transform: translateY(8px) scale(0.92); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ═══ PRESETS ═══ */
.ss-buttons.preset-minimal {
    --ss-shadow: none;
}

.ss-buttons.preset-modern {
    --ss-shadow: 0 2px 8px -2px rgba(0,0,0,0.12), 0 1px 2px -1px rgba(0,0,0,0.06);
    --ss-hover-transform: translateY(-3px);
}
.ss-buttons.preset-modern .ss-btn:hover {
    box-shadow: 0 6px 16px -4px rgba(0,0,0,0.18), 0 2px 4px -2px rgba(0,0,0,0.08);
}

.ss-buttons.preset-bold {
    --ss-shadow: 3px 3px 0px rgba(0,0,0,0.85);
    --ss-border-radius: 6px;
    --ss-hover-transform: translate(-1px, -1px);
}
.ss-buttons.preset-bold .ss-btn {
    border: 2px solid rgba(0,0,0,0.15);
}
.ss-buttons.preset-bold .ss-btn:hover {
    box-shadow: 5px 5px 0px rgba(0,0,0,0.85);
}
.ss-buttons.preset-bold .ss-btn:active {
    --ss-shadow: 0px 0px 0px transparent;
    transform: translate(3px, 3px) !important;
    box-shadow: none !important;
}

.ss-buttons.preset-glass {
    --ss-shadow: 0 4px 24px rgba(0,0,0,0.06);
    --ss-hover-transform: translateY(-2px);
}
.ss-buttons.preset-glass .ss-btn {
    backdrop-filter: blur(14px) saturate(180%);
    -webkit-backdrop-filter: blur(14px) saturate(180%);
    background-color: color-mix(in srgb, var(--ss-brand) 60%, transparent) !important;
    border: 1px solid rgba(255,255,255,0.2);
    box-shadow: 0 2px 16px rgba(0,0,0,0.06),
                inset 0 1px 0 rgba(255,255,255,0.25),
                inset 0 -1px 0 rgba(0,0,0,0.05);
}
.ss-buttons.preset-glass .ss-btn:hover {
    background-color: color-mix(in srgb, var(--ss-brand) 80%, transparent) !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12),
                inset 0 1px 0 rgba(255,255,255,0.35);
    border-color: rgba(255,255,255,0.3);
}

.ss-buttons.preset-neon {
    --ss-shadow: none;
    --ss-hover-transform: scale(1.06);
}
.ss-buttons.preset-neon .ss-btn {
    box-shadow: 0 0 6px color-mix(in srgb, var(--ss-brand) 60%, transparent),
                0 0 14px color-mix(in srgb, var(--ss-brand) 30%, transparent);
    transition: all 0.25s var(--ss-ease-out);
}
.ss-buttons.preset-neon .ss-btn:hover {
    box-shadow: 0 0 10px var(--ss-brand),
                0 0 24px color-mix(in srgb, var(--ss-brand) 70%, transparent),
                0 0 48px color-mix(in srgb, var(--ss-brand) 35%, transparent);
}

/* ═══ LAYOUTS ═══ */
.ss-buttons.layout-horizontal { flex-direction: row; }
.ss-buttons.layout-vertical { flex-direction: column; align-items: flex-start; }

/* ═══ BAR CONTAINER STYLES ═══ */
.ss-buttons.ss-container-style-boxed {
    padding: 20px 24px;
    border-radius: 14px;
    border: 1px solid rgba(0,0,0,0.06);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 4px 20px rgba(0,0,0,0.03);
    margin: 2em 0;
}
.ss-buttons.ss-container-style-fullwidth {
    padding: 24px 20px;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    justify-content: center !important;
    margin-top: 2em;
    margin-bottom: 2em;
    border-top: 1px solid rgba(0,0,0,0.06);
    border-bottom: 1px solid rgba(0,0,0,0.06);
}
.ss-buttons.ss-container-style-boxed .ss-cta-message,
.ss-buttons.ss-container-style-fullwidth .ss-cta-message {
    font-size: 15px;
}

/* ═══ BASE BUTTON ═══ */
.ss-buttons .ss-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none !important;
    border: none;
    cursor: pointer;
    transition: transform var(--ss-duration) var(--ss-ease-bounce),
                box-shadow var(--ss-duration) var(--ss-ease-out),
                filter var(--ss-duration) var(--ss-ease-out),
                background-color var(--ss-duration) var(--ss-ease-out);
    box-shadow: var(--ss-shadow);
    box-sizing: border-box;
    padding: 0;
    position: relative;
    color: var(--ss-text, #fff);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    background-color: var(--ss-brand, var(--ss-btn-bg-default));
    -webkit-tap-highlight-color: transparent;
}
.ss-buttons .ss-btn:hover {
    transform: var(--ss-hover-transform);
    filter: brightness(1.08);
}
.ss-buttons .ss-btn:active {
    filter: brightness(0.95);
    transition-duration: 0.05s;
}

/* ═══ ACCESSIBILITY: KEYBOARD FOCUS ═══ */
.ss-buttons .ss-btn:focus-visible {
    outline: 2px solid #005fcc;
    outline-offset: 3px;
    box-shadow: 0 0 0 4px rgba(0, 95, 204, 0.2);
    z-index: 1;
}

/* ═══ ICON STYLES ═══ */
/* Rounded (circle) */
.ss-buttons.icon-rounded .ss-btn { border-radius: 50%; }

/* Square */
.ss-buttons.icon-square .ss-btn { border-radius: var(--ss-border-radius); }

/* Minimal (transparent, icon only) */
.ss-buttons.icon-minimal .ss-btn {
    background: transparent !important;
    box-shadow: none !important;
    color: inherit;
}
.ss-buttons.icon-minimal .ss-btn:hover {
    transform: scale(1.12);
    opacity: 0.7;
}

/* Pill (capsule shape) */
.ss-buttons.icon-pill .ss-btn {
    border-radius: 50px;
    padding: 0 18px 0 14px;
}
.ss-buttons.icon-pill:not(.has-labels) .ss-btn {
    padding: 0 14px;
}

/* Outline (border only, no fill) */
.ss-buttons.icon-outline .ss-btn {
    background: transparent !important;
    border: 2px solid var(--ss-brand);
    border-radius: var(--ss-border-radius);
    color: var(--ss-brand);
}
.ss-buttons.icon-outline .ss-btn svg { fill: currentColor; }
.ss-buttons.icon-outline .ss-btn:hover {
    background: color-mix(in srgb, var(--ss-brand) 10%, transparent) !important;
    transform: var(--ss-hover-transform);
}

/* Ghost (transparent bg, colored text, subtle hover fill) */
.ss-buttons.icon-ghost .ss-btn {
    background: transparent !important;
    box-shadow: none !important;
    border-radius: var(--ss-border-radius);
    color: var(--ss-brand);
}
.ss-buttons.icon-ghost .ss-btn svg { fill: currentColor; }
.ss-buttons.icon-ghost .ss-btn:hover {
    background: color-mix(in srgb, var(--ss-brand) 8%, transparent) !important;
    transform: var(--ss-hover-transform);
}

/* ═══ SIZES ═══ */
.ss-buttons.size-S { --ss-icon-size: 32px; font-size: 12px; }
.ss-buttons.size-M { --ss-icon-size: 40px; font-size: 13px; }
.ss-buttons.size-L { --ss-icon-size: 48px; font-size: 14px; }

.ss-buttons .ss-btn {
    height: var(--ss-icon-size);
    min-width: var(--ss-icon-size);
}
.ss-buttons:not(.has-labels):not(.icon-pill) .ss-btn {
    width: var(--ss-icon-size);
}

/* ═══ LABELS ═══ */
.ss-buttons.has-labels .ss-btn {
    padding: 0 16px 0 12px;
    border-radius: var(--ss-border-radius);
}
.ss-buttons.icon-rounded.has-labels .ss-btn,
.ss-buttons.icon-pill.has-labels .ss-btn {
    border-radius: 50px;
}
.ss-buttons.has-labels .ss-label {
    margin-left: 8px;
    font-weight: 600;
    white-space: nowrap;
    letter-spacing: 0.01em;
}
.ss-buttons.has-labels .ss-btn svg {
    margin-right: 2px;
}
.ss-buttons.icon-minimal.has-labels .ss-btn,
.ss-buttons.icon-ghost.has-labels .ss-btn {
    padding: 0 10px;
    height: auto;
}

/* ═══ SVGs ═══ */
.ss-buttons .ss-btn svg {
    display: block;
    fill: currentColor;
    flex-shrink: 0;
    shape-rendering: geometricPrecision;
}
.ss-buttons:not(.icon-minimal):not(.icon-outline):not(.icon-ghost) .ss-btn svg {
    fill: var(--ss-text, #ffffff);
}

/* ═══ CTA MESSAGE ═══ */
.ss-cta-message {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #374151;
    letter-spacing: 0.01em;
    padding: 4px 2px;
    white-space: nowrap;
    line-height: 1.4;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}
.ss-buttons.layout-horizontal .ss-cta-message {
    display: inline-flex;
    align-items: center;
    margin-right: 8px;
}
.ss-buttons.layout-vertical .ss-cta-message {
    margin-bottom: 4px;
}
/* Neon preset: CTA must glow and be visible */
.ss-buttons.preset-neon .ss-cta-message {
    color: #e0e7ff;
    text-shadow: 0 0 6px rgba(99,102,241,0.7), 0 0 12px rgba(99,102,241,0.4);
}
/* Glass preset: CTA inherits backdrop contrast */
.ss-buttons.preset-glass .ss-cta-message {
    color: #1e293b;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(255,255,255,0.6);
}
/* Bold preset: heavier CTA */
.ss-buttons.preset-bold .ss-cta-message {
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 12px;
    font-weight: 800;
}

/* ═══ COPY TOAST ═══ */
.ss-buttons .ss-btn.ss-copy::after {
    content: "Copied!";
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    background: #0f172a;
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 6px;
    opacity: 0;
    pointer-events: none;
    transition: all 0.18s var(--ss-ease-out);
    white-space: nowrap;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    letter-spacing: 0.03em;
}
.ss-buttons .ss-btn.ss-copy.ss-copied::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}
/* Copy Error Toast */
.ss-buttons .ss-btn.ss-copy.ss-copy-error::after {
    content: "Failed!";
    background: #dc2626;
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ═══ FLOATING SIDEBAR ═══ */
.ss-floating {
    position: fixed;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    z-index: 9999;
    flex-direction: column;
    margin: 0;
    padding: 6px;
    background: rgba(255,255,255,0.88);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-radius: 0 10px 10px 0;
    box-shadow: 1px 0 16px rgba(0,0,0,0.06), 0 0 1px rgba(0,0,0,0.1);
    gap: 4px;
    border: 1px solid rgba(0,0,0,0.05);
    border-left: none;
}
.ss-floating .ss-cta-message { display: none; }
.ss-floating.ss-hidden-trigger {
    transform: translateY(-50%) translateX(-100%);
    opacity: 0;
}
.ss-floating.ss-visible {
    transform: translateY(-50%) translateX(0);
    opacity: 1;
}

/* ═══ MOBILE STICKY BAR ═══ */
.ss-mobile {
    display: none;
}
@media (max-width: 768px) {
    .ss-floating { display: none !important; }
    .ss-mobile {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: rgba(255,255,255,0.92);
        backdrop-filter: blur(20px) saturate(180%);
        -webkit-backdrop-filter: blur(20px) saturate(180%);
        padding: 8px 12px calc(8px + env(safe-area-inset-bottom, 0px));
        margin: 0;
        justify-content: center;
        box-shadow: 0 -1px 0 rgba(0,0,0,0.06), 0 -4px 16px rgba(0,0,0,0.04);
        z-index: 9999;
        flex-direction: row !important;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        gap: 6px;
    }
    .ss-mobile.color-mono, .ss-mobile.color-custom {
        background: rgba(15,23,42,0.94);
        box-shadow: 0 -1px 0 rgba(255,255,255,0.06), 0 -4px 16px rgba(0,0,0,0.2);
    }
    .ss-mobile .ss-cta-message { display: none; }
    .ss-mobile.ss-hidden-trigger { transform: translateY(100%); }
    .ss-mobile.ss-visible { transform: translateY(0); }
}

/* ═══ REDUCED MOTION ═══ */
@media (prefers-reduced-motion: reduce) {
    .ss-buttons,
    .ss-buttons .ss-btn,
    .ss-buttons .ss-btn::after {
        transition-duration: 0.01ms !important;
        animation: none !important;
    }
    .ss-buttons .ss-btn:hover {
        transform: none !important;
    }
}