/* =============================================================
   PDF Page Locker — Stylesheet
   ============================================================= */

/* Google Font */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600&display=swap');

/* ---------- Wrapper ---------- */
.ppl-wrapper {
    font-family: 'DM Sans', system-ui, sans-serif;
    background: #0f0f13;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 24px 64px rgba(0,0,0,.45);
    max-width: 860px;
    margin: 2rem auto;
    position: relative;
    color: #e8e8ef;
}

/* ---------- Toolbar ---------- */
.ppl-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .5rem;
    padding: .75rem 1.25rem;
    background: #18181f;
    border-bottom: 1px solid rgba(255,255,255,.07);
}

.ppl-title {
    font-size: .85rem;
    font-weight: 600;
    letter-spacing: .04em;
    color: #9d9db8;
    text-transform: uppercase;
}

.ppl-nav,
.ppl-zoom {
    display: flex;
    align-items: center;
    gap: .5rem;
}

.ppl-btn {
    background: #26263a;
    color: #c8c8e0;
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 8px;
    padding: .35rem .75rem;
    font-size: .8rem;
    font-family: inherit;
    cursor: pointer;
    transition: background .18s, color .18s;
}
.ppl-btn:hover:not(:disabled) {
    background: #5865f2;
    color: #fff;
    border-color: #5865f2;
}
.ppl-btn:disabled {
    opacity: .35;
    cursor: default;
}

.ppl-page-info,
.ppl-zoom-level {
    font-size: .8rem;
    min-width: 80px;
    text-align: center;
    color: #9d9db8;
}

/* ---------- Canvas area ---------- */
.ppl-canvas-wrap {
    position: relative;
    background: #1c1c24;
    display: flex;
    justify-content: center;
    min-height: 540px;
    overflow: hidden;
}

.ppl-canvas {
    display: block;
    max-width: 100%;
    margin: 1.5rem auto;
    box-shadow: 0 8px 40px rgba(0,0,0,.5);
    border-radius: 4px;
    transition: opacity .3s;
}

/* ---------- Loading ---------- */
.ppl-loading {
    text-align: center;
    padding: 2rem;
    color: #6666aa;
    font-size: .9rem;
    display: none; /* shown by JS */
}
.ppl-loading.active {
    display: block;
}

/* ---------- Lock overlay ---------- */
.ppl-lock-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(15,15,19,0)   0%,
        rgba(15,15,19,.72) 28%,
        rgba(15,15,19,.97) 58%,
        #0f0f13            100%
    );
    display: flex !important;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 2.5rem;
    animation: ppl-fade-in .4s ease;
}

@keyframes ppl-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.ppl-lock-box {
    text-align: center;
    max-width: 380px;
    padding: 0 1rem;
}

.ppl-lock-icon {
    font-size: 2.4rem;
    margin-bottom: .5rem;
    filter: drop-shadow(0 0 12px rgba(88,101,242,.8));
    animation: ppl-pulse 2.4s ease-in-out infinite;
}

@keyframes ppl-pulse {
    0%,100% { transform: scale(1);    filter: drop-shadow(0 0 10px rgba(88,101,242,.7)); }
    50%      { transform: scale(1.08); filter: drop-shadow(0 0 20px rgba(88,101,242,1)); }
}

.ppl-lock-title {
    font-size: 1.35rem;
    font-weight: 600;
    margin: 0 0 .5rem;
    color: #fff;
}

.ppl-lock-text {
    font-size: .9rem;
    color: #9d9db8;
    margin: 0 0 1.2rem;
    line-height: 1.55;
}

.ppl-lock-btn {
    display: inline-block;
    background: #5865f2;
    color: #fff !important;
    text-decoration: none !important;
    padding: .65rem 1.8rem;
    border-radius: 50px;
    font-size: .92rem;
    font-weight: 600;
    letter-spacing: .02em;
    transition: background .2s, transform .15s, box-shadow .2s;
    box-shadow: 0 4px 20px rgba(88,101,242,.45);
}
.ppl-lock-btn:hover {
    background: #4752c4;
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(88,101,242,.6);
}

.ppl-free-note {
    font-size: .75rem;
    color: #55556a;
    margin-top: .8rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
    .ppl-toolbar {
        flex-direction: column;
        align-items: flex-start;
    }
    .ppl-canvas-wrap {
        min-height: 340px;
    }
}