body{
 margin: 0;
    padding: 0;
    min-height: 100%;

font-family:system-ui;
}

h1{

font-size:clamp(
32px,
5vw,
42px
);

margin-bottom:24px;

}

.icon{

font-size:46px;

}


button{

border:none;

padding:
18px 34px;

font-size:20px;

font-weight:700;

border-radius:999px;

cursor:pointer;

color:white;

background:
linear-gradient(
135deg,
#7c3aed,
#ec4899
);

}

button:hover{

transform:scale(1.03);

}



body {
 
   
background:#f6f8fb;

    color: #000000;
}

.locked-message {
    margin: 0 20px 20px;
    padding: 15px;
    border-radius: 10px;
    background: #fff3cd;
    color: #856404;
    text-align: center;
	display:none;
}

.locked-title {
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 8px;
}

.locked-message p {
    margin: 0 0 14px;
    font-size: 14px;
    line-height: 1.4;
}

.buy-pack-btn {
    display: inline-block;
    padding: 11px 20px;
    border-radius: 8px;
    background: #e5a900;
    color: #fff;
    text-decoration: none;
    font-weight: 800;
    transition: background 0.2s ease, transform 0.2s ease;
}

.buy-pack-btn:hover {
    background: #c88f00;
    transform: translateY(-2px);
}

/* =========================================
   PAGE
========================================= */

.page {
    width: min(1200px, 94%);
    margin: 0 auto;
    padding: 35px 0 30px;
}


/* =========================================
   INTRO
========================================= */

.intro {
    max-width: 850px;

    margin: 0 auto 30px;

    text-align: center;
}

.intro h2 {
    margin: 0 0 10px;

    font-size: 26px;

    color: #ffffff;
}

.intro p {
    margin: 0;

    color: #a9bdd3;

    line-height: 1.6;
}

.pdf-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    max-width: 1100px;
    margin: 0 auto;
}

.pdf-pack-container {
    display: flex;
    justify-content: center;
    margin-top: 35px;
}

.pdf-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pdf-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
}

.pdf-card img {
    display: block;
    width: 100%;
    height: 270px;
    object-fit: cover;
}

.pdf-card-content {
    padding: 20px;
    text-align: center;
}

.pdf-card-content h3 {
    margin: 0 0 8px;
    font-size: 21px;
    color: #17233c;
}

.pdf-card-content p {
    margin: 0 0 18px;
    color: #6b7280;
}

.download-btn {
    display: inline-block;
    padding: 11px 22px;
    border-radius: 8px;
    background: #1769e0;
    color: white;
    text-decoration: none;
    font-weight: 700;
    transition: background 0.2s ease;
}

.download-btn:hover {
    background: #0d4fae;
}

.pdf-card-pack {
    width: 380px;
    position: relative;
    border: 3px solid #f5b800;
}

.pack-badge {
    background: #f5b800;
    color: #17233c;
    text-align: center;
    font-weight: 800;
    padding: 8px;
    letter-spacing: 1px;
}
.download-disabled {
    position: relative;
    opacity: 0.75;
}

.download-disabled .download-btn {
    display: none;
}
.download-disabled .locked-message {
    display: block;
}

.download-disabled img {
    height: 190px;
}

/* =========================================
   PACK COMPLET
========================================= */

.pdf-complete {
    border-color: #d6a629;

    background:
        linear-gradient(
            145deg,
            #172b43,
            #0b1728
        );

    box-shadow:
        0 0 25px rgba(255, 190, 20, 0.10);
}

.complete-preview {
    display: flex;

    flex-direction: column;

    align-items: center;
    justify-content: center;

    background:
        radial-gradient(
            circle at center,
            #183e67,
            #050d1c 70%
        );
}

.complete-badge {
    position: absolute;

    top: 15px;

    padding: 7px 14px;

    border-radius: 20px;

    background: #d99d16;

    color: #111827;

    font-size: 12px;
    font-weight: 900;

    letter-spacing: 1px;
}

.complete-pages {
    font-size: 72px;

    font-weight: 900;

    line-height: 0.9;

    color: #ffd735;

    text-shadow:
        0 0 18px rgba(255, 210, 40, 0.35);
}

.complete-pages small {
    display: block;

    margin-top: 8px;

    font-size: 18px;

    text-align: center;

    color: #d8eaff;

    font-weight: 700;
}

.complete-label {
    margin-top: 16px;

    font-size: 18px;

    font-weight: 900;

    letter-spacing: 2px;

    color: #ffffff;
}

.complete-button {
    background:
        linear-gradient(
            180deg,
            #ffc928,
            #d68b00
        );

    border-color: #ffe477;

    color: #111827;

    box-shadow:
        0 4px 15px rgba(255, 190, 20, 0.25);
}


/* =========================================
   NAVIGATION
========================================= */

.bottom-navigation {
    display: flex;

    justify-content: center;

    margin: 35px 0 20px;
}

.back-button {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    min-width: 180px;
    min-height: 48px;

    padding: 0 25px;

    border-radius: 10px;

    background: #0c1d33;

    border: 1px solid #367da9;

    color: #bfe8ff;

    text-decoration: none;

    font-weight: 700;

    transition:
        background 0.2s ease,
        transform 0.2s ease;
}

.back-button:hover {
    background: #12365a;
    transform: translateY(-2px);
}


/* =========================================
   FOOTER
========================================= */

footer {
    text-align: center;

    color: #607b96;

    font-size: 12px;

    padding-top: 10px;
}


/* =========================================
   RESPONSIVE
========================================= */
@media (max-width: 900px) {
    .pdf-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .pdf-grid {
        grid-template-columns: 1fr;
    }

    .pdf-card-pack {
        width: min(380px, 100%);
    }
}

@media (max-width: 650px) {

    .page {
        width: 94%;
        padding-top: 15px;
    }

    .page-header {
        padding: 20px 15px;

        flex-direction: column;
    }

    .header-icon {
        width: 52px;
        height: 52px;

        font-size: 27px;
    }

    .page-header h1 {
        font-size: 30px;
        letter-spacing: 1px;
    }

    .page-header p {
        font-size: 14px;
    }

    .pdf-grid {
        grid-template-columns: 1fr;

        gap: 20px;
    }

    .preview {
        height: 230px;
    }

    .description {
        min-height: auto;
    }

    .card-info {
        flex-direction: column;
    }

}