:root {
    --page-bg: #16181d;
    --panel-bg: rgba(15, 18, 24, 0.9);
    --panel-border: rgba(255, 255, 255, 0.08);
    --text-main: #eff3fa;
    --text-muted: #9ba4b7;
    --accent: #f59f44;
    --accent-dark: #c56f17;
    --card-shell: #b8c7d9;
    --card-inner: #e2e5e9;
    --card-line: #333;
    --card-text: #111;
    --card-soft: #4b5566;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text-main);
    font-family: "Source Sans 3", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(245, 159, 68, 0.18), transparent 28%),
        radial-gradient(circle at bottom right, rgba(88, 120, 196, 0.16), transparent 22%),
        linear-gradient(145deg, #13161c 0%, #1a202a 50%, #12151a 100%);
}

.app {
    width: min(1280px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 40px;
}

.header {
    margin-bottom: 24px;
}

.eyebrow {
    display: inline-block;
    padding: 6px 10px;
    border: 1px solid rgba(245, 159, 68, 0.35);
    border-radius: 999px;
    color: #ffd8ad;
    font-size: 12px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

h1 {
    margin: 14px 0 8px;
    font-family: "Oswald", sans-serif;
    font-size: clamp(2.1rem, 4vw, 3.6rem);
    line-height: 0.95;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.intro {
    max-width: 760px;
    margin: 0;
    color: var(--text-muted);
    font-size: 1.02rem;
}

.layout {
    display: grid;
    grid-template-columns: minmax(320px, 440px) minmax(320px, 1fr);
    gap: 24px;
    align-items: start;
}

.panel {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    border-radius: 24px;
    backdrop-filter: blur(16px);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

.controls {
    padding: 22px;
}

.control-grid {
    display: grid;
    gap: 16px;
}

.section-title {
    margin: 6px 0 4px;
    font-family: "Oswald", sans-serif;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #f7f8fb;
}

.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: #dfe5f0;
    margin-bottom: 6px;
}

input,
textarea,
select {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-main);
    padding: 11px 13px;
    font: inherit;
    transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

select {
    background-color: #1a2230;
    color: #f1f4fa;
}

select option {
    background-color: #f5f8ff;
    color: #111825;
}

textarea {
    min-height: 92px;
    resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: rgba(245, 159, 68, 0.8);
    background: rgba(255, 255, 255, 0.07);
    transform: translateY(-1px);
}

input[type="file"] {
    padding: 10px;
    cursor: pointer;
}

.stats-builder {
    display: grid;
    gap: 10px;
}

.stat-row {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 10px;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 8px;
}

button {
    border: 0;
    border-radius: 999px;
    padding: 12px 18px;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

button:hover {
    transform: translateY(-1px);
}

.primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: #111;
    box-shadow: 0 14px 26px rgba(245, 159, 68, 0.28);
}

.secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.preview-shell {
    padding: 28px;
    display: grid;
    place-items: center;
    min-height: 100%;
}

.preview-stage {
    width: 100%;
    min-height: 100%;
    border-radius: 24px;
    padding: 24px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01)),
        repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0, rgba(255, 255, 255, 0.02) 6px, transparent 6px, transparent 18px);
}

.preview-pair {
    display: grid;
    grid-template-columns: repeat(2, minmax(260px, 1fr));
    gap: 20px;
    align-items: start;
}

.card {
    width: min(100%, 360px);
    background: var(--card-shell);
    border-radius: 16px;
    padding: 12px;
    box-shadow: 0 18px 32px rgba(0, 0, 0, 0.35);
    margin: 0 auto;
}

.image-container {
    width: 100%;
    height: 220px;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(145deg, #394250 0%, #5e6777 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.68);
    font-size: 14px;
    text-align: center;
    padding: 20px;
}

.card-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}

.logo-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    width: 74px;
    height: 52px;
    object-fit: contain;
    z-index: 1;
}

.social {
    text-align: center;
    font-size: 13px;
    color: #2f3a4b;
    margin: 10px 0;
    min-height: 18px;
}

.inner-card {
    background: var(--card-inner);
    border: 1px solid #9aa2ab;
    border-radius: 10px;
    padding: 15px;
}

.title {
    text-align: center;
    font-family: "Oswald", sans-serif;
    font-size: 28px;
    line-height: 1.05;
    letter-spacing: 0.01em;
    color: #20242b;
    margin: 0;
    text-transform: none;
}

.divider {
    height: 2px;
    background-color: var(--card-line);
    margin: 7px auto 8px;
    width: 90%;
}

.subtitle {
    text-align: center;
    font-style: italic;
    font-size: 14px;
    color: var(--card-soft);
    margin: 0 0 14px;
}

.stats {
    width: 100%;
    border-collapse: collapse;
}

.stats td {
    padding: 4px 0;
    font-size: 13px;
    color: var(--card-text);
    vertical-align: top;
}

.stats td:first-child {
    font-weight: 700;
    text-align: right;
    padding-right: 10px;
    width: 44%;
}

.stats td:last-child {
    font-style: italic;
    text-align: left;
}

.back-card {
    width: min(100%, 360px);
    border-radius: 16px;
    padding: 14px;
    background: #dde3ec;
    box-shadow: 0 18px 32px rgba(0, 0, 0, 0.35);
    margin: 0 auto;
    color: #1a2433;
}

.back-head {
    font-family: "Oswald", sans-serif;
    font-size: 1.5rem;
    margin: 0 0 6px;
    text-align: center;
    text-transform: uppercase;
    line-height: 1;
}

.back-sub {
    margin: 0 0 10px;
    text-align: center;
    color: #4d596d;
    font-size: 0.95rem;
    font-style: italic;
}

.qr-wrap {
    background: #fff;
    border: 1px solid #c7d0db;
    border-radius: 12px;
    padding: 10px;
    width: fit-content;
    margin: 0 auto;
}

.qr-image {
    width: 220px;
    height: 220px;
    display: block;
    background: #fff;
}

.qr-url {
    margin: 10px 0 0;
    font-size: 0.84rem;
    word-break: break-word;
    text-align: center;
    color: #223042;
    min-height: 20px;
}

.hint {
    margin: 0;
    font-size: 0.84rem;
    color: var(--text-muted);
}

.footer-note {
    margin-top: 16px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.print-only {
    display: none;
}

@media (max-width: 1100px) {
    .preview-pair {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 980px) {
    .layout {
        grid-template-columns: 1fr;
    }

    .preview-shell {
        padding: 20px;
    }
}

@media (max-width: 640px) {
    .app {
        width: min(100% - 20px, 1280px);
        padding-top: 20px;
    }

    .controls,
    .preview-shell {
        padding: 16px;
    }

    .field-row,
    .stat-row {
        grid-template-columns: 1fr;
    }

    .preview-stage {
        padding: 16px;
    }

    .qr-image {
        width: 180px;
        height: 180px;
    }
}

@media print {
    @page {
        size: A4 landscape;
        margin: 0;
    }

    body {
        background: #fff;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .app {
        display: none;
    }

    .print-only {
        display: block;
    }

    .print-sheet {
        width: 297mm;
        height: 210mm;
        margin: 0;
        display: flex;
        align-items: flex-start;
        justify-content: center;
        padding-top: 22mm;
        page-break-after: always;
    }

    .print-sheet:last-child {
        page-break-after: auto;
    }

    .print-card {
        width: 85.6mm;
        height: 53.98mm;
        overflow: hidden;
        border-radius: 3mm;
        box-shadow: none;
    }

    .print-front {
        background: var(--card-shell);
        padding: 2.8mm;
    }

    .print-front-image-wrap {
        position: relative;
        border-radius: 1.5mm;
        height: 24mm;
        overflow: hidden;
        background: linear-gradient(145deg, #394250 0%, #5e6777 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        color: rgba(255, 255, 255, 0.8);
        font-size: 2.3mm;
        text-align: center;
        padding: 2mm;
    }

    .print-front-image {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: none;
    }

    .print-front-logo {
        position: absolute;
        top: 1.1mm;
        left: 1.1mm;
        width: 14mm;
        height: 10mm;
        object-fit: contain;
        z-index: 1;
    }

    .print-front-handle {
        font-size: 2.4mm;
        text-align: center;
        color: #2f3a4b;
        margin: 1.3mm 0;
        min-height: 2.5mm;
    }

    .print-front-inner {
        background: var(--card-inner);
        border: 0.25mm solid #9aa2ab;
        border-radius: 1.3mm;
        padding: 1.8mm;
    }

    .print-front-title {
        margin: 0;
        font-family: "Oswald", sans-serif;
        text-align: center;
        font-size: 4.1mm;
        line-height: 1.05;
        color: #20242b;
    }

    .print-front-divider {
        height: 0.35mm;
        background: #333;
        width: 90%;
        margin: 0.8mm auto;
    }

    .print-front-subtitle {
        margin: 0 0 1.2mm;
        font-size: 2.5mm;
        text-align: center;
        color: #4b5566;
        font-style: italic;
        min-height: 3mm;
    }

    .print-front-stats {
        width: 100%;
        border-collapse: collapse;
    }

    .print-front-stats td {
        padding: 0.2mm 0;
        font-size: 2.2mm;
        line-height: 1.1;
        color: #111;
    }

    .print-front-stats td:first-child {
        text-align: right;
        font-weight: 700;
        width: 44%;
        padding-right: 1mm;
    }

    .print-front-stats td:last-child {
        text-align: left;
        font-style: italic;
    }

    .print-back {
        background: #dde3ec;
        border: 0.25mm solid #b8c3d4;
        display: grid;
        grid-template-rows: auto auto auto 1fr;
        gap: 1mm;
        padding: 2.4mm;
        color: #1a2433;
    }

    .print-back-title {
        margin: 0;
        font-family: "Oswald", sans-serif;
        text-transform: uppercase;
        text-align: center;
        font-size: 4.1mm;
        line-height: 1;
    }

    .print-back-subtitle {
        margin: 0;
        text-align: center;
        font-size: 2.5mm;
        color: #4d596d;
        font-style: italic;
    }

    .print-back-qr-wrap {
        margin: 0 auto;
        background: #fff;
        border: 0.25mm solid #c7d0db;
        border-radius: 1.5mm;
        padding: 1.4mm;
        width: fit-content;
    }

    .print-back-qr {
        width: 31mm;
        height: 31mm;
        display: block;
    }

    .print-back-url {
        align-self: end;
        margin: 0;
        font-size: 2.2mm;
        line-height: 1.15;
        text-align: center;
        word-break: break-word;
        color: #223042;
        min-height: 4.5mm;
    }
}