/* ==================== PAYCARD GENEL STİL (GENEL CSS) ==================== */
/* Varsayılan tema token'ları (genel) */
:root {
    --brand: #4b5563;
    /* ana renk (nötr varsayılan) */
    --brand-2: #9ca3af;
    --ink: #0f172a;
    /* yazı rengi (koyu) */
    --muted: #6b7280;
    --chip: #fff;
    --bd: rgba(15, 23, 42, .08);
    --shadow: 0 20px 40px rgba(0, 0, 0, .18);
    --softshadow: 0 10px 30px rgba(0, 0, 0, .10);
    --card-grad-front: radial-gradient(120% 120% at 50% 50%, #eef2ff 0%, #e5e7eb 35%, #e2e8f0 60%, #cbd5e1 85%, #cbd5e1 100%);
    --card-grad-back: linear-gradient(135deg, #cbd5e1, #94a3b8);
    --chip-grad: linear-gradient(180deg, #f3f4f6, #d1d5db);
    --brand-badge-bg: #ffffffde;
    --brand-badge-ink: #1f2937;
    --exp-ink: #1f2937;
    --name-ink: #111827;
    --num-ink: #111827;
}

/* KIRMIZI TEMA (opsiyonel) */
.theme--red {
    --brand: #CE3426;
    --brand-2: #FF6B57;
    --ink: #0f172a;
    --muted: #6b7280;
    --chip: #fff;
    --bd: rgba(15, 23, 42, .08);
    --shadow: 0 20px 40px rgba(0, 0, 0, .18);
    --softshadow: 0 10px 30px rgba(206, 52, 38, .18);
    --card-grad-front: radial-gradient(120% 120% at 50% 50%, #ffe9e7 0%, #ffd9d4 35%, #ffc9c3 60%, #ffb6ae 85%, #ffb1a7 100%);
    --card-grad-back: linear-gradient(135deg, #ffb1a7, #ff8d80);
    --chip-grad: linear-gradient(180deg, #e8d8a7, #c9ae4f);
    --brand-badge-bg: #ffffffde;
    --brand-badge-ink: #7a1320;
    --exp-ink: #7a1320;
    --name-ink: #6d101b;
    --num-ink: #6d101b;
}

/* ==================== Stripe host temel ==================== */
.StripeHost .StripeElement {
    background: transparent;
}

.StripeElement,
.StripeElement input {
    font-size: 16px;
}

/* ==================== 3D sahne ==================== */
.pc-scene {
    perspective: 1200px;
}

.pc-card {
    width: 380px;
    max-width: 100%;
    aspect-ratio: 1.586;
    position: relative;
    transform-style: preserve-3d;
    transition: transform .6s ease;
    border-radius: 18px;
    box-shadow: var(--shadow);
}

.pc-card.is-flipped {
    transform: rotateY(180deg);
}

/* ==================== Yüzler ==================== */
.pc-face {
    position: absolute;
    inset: 0;
    border-radius: 18px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    backface-visibility: hidden;
    overflow: hidden;
    color: var(--ink);
}

.pc-face--front {
    z-index: 2;
    background: var(--brand);
    background-image: var(--card-grad-front);
    box-shadow: var(--softshadow);
}

.pc-face--back {
    transform: rotateY(180deg);
    background: var(--card-grad-back);
    box-shadow: var(--softshadow);
}

/* Etkileşim */
.pc-face {
    pointer-events: none;
}

.pc-card.is-flipped .pc-face--back {
    pointer-events: auto;
}

.pc-card:not(.is-flipped) .pc-face--front {
    pointer-events: auto;
}

/* ==================== Üst satır ==================== */
.pc-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pc-chip {
    width: 52px;
    height: 38px;
    border-radius: 6px;
    background: var(--chip-grad);
}

.pc-brand {
    background: var(--brand-badge-bg);
    color: var(--brand-badge-ink);
    font-weight: 900;
    padding: 6px 10px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, .12);
}

/* ==================== Kart numarası ==================== */
.pc-number {
    min-height: 34px;
}

.theme--red .pc-oncard .StripeElement input,
.pc-oncard .StripeElement input {
    color: var(--num-ink) !important;
    font-size: 20px !important;
    font-weight: 800 !important;
    letter-spacing: 2px !important;
}

/* ==================== Alt satır ==================== */
.pc-bottom {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 12px;
}

.pc-name {
    flex: 1;
}

.pc-name-input {
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    color: var(--name-ink);
    font-weight: 800;
    font-size: 1rem;
}

.pc-name-input::placeholder {
    color: #a11f2b;
    opacity: .75;
    font-weight: 700;
}

.pc-valid-label {
    font-size: .7rem;
    letter-spacing: .5px;
    color: #a11f2b;
    margin-bottom: 2px;
}

/* ==================== Son kullanma ==================== */
.pc-expgroup {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.pc-exp {
    min-width: 92px;
    white-space: nowrap;
}

.pc-exp .StripeElement {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    height: 24px !important;
    padding: 0 !important;
    margin: 0 !important;
    background: transparent !important;
    border: none !important;
    letter-spacing: 1.6px !important;
    color: var(--exp-ink) !important;
}

.pc-exp input {
    text-align: center !important;
    width: 76px !important;
    font-size: 16px !important;
    font-weight: 800 !important;
    letter-spacing: 1.6px !important;
}

.pc-exp .StripeElement--invalid,
.pc-exp .StripeElement--invalid input {
    color: var(--exp-ink) !important;
}

/* ==================== Arka yüz ==================== */
.pc-strip {
    height: 54px;
    margin-top: 18px;
    background: #111;
    border-radius: 8px;
}

.pc-signature {
    position: relative;
    margin-top: 12px;
    background: #fff;
    border-radius: 8px;
    padding: 8px 12px;
    box-shadow: inset 0 0 3px rgba(0, 0, 0, .2);
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.pc-scribble {
    color: #8aa;
    opacity: .7;
    font-weight: 600;
}

.pc-cvv {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pc-cvv__label {
    font-size: .8rem;
    font-weight: 700;
    color: #444;
}

.pc-cvv__box {
    min-width: 120px;
    height: 32px;
    background: #fff;
    border-radius: 6px;
    box-shadow: inset 0 0 2px rgba(0, 0, 0, .25);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 0 8px;
}

.pc-cvv__box .StripeHost {
    flex: 1 1 auto;
    min-width: 0;
    display: block;
    width: 100%;
}

.pc-cvv__box iframe {
    width: 100% !important;
}

/* CVC alanında on-card override */
.pc-cvc .StripeElement input {
    color: #111 !important;
    font-weight: 900 !important;
    letter-spacing: 2px !important;
    text-align: right !important;
    width: 100% !important;
}

/* ==================== Responsive ==================== */
@media (max-width: 768px) {
    .pc-card {
        width: 340px;
    }

    .pc-oncard .StripeElement input {
        font-size: 18px !important;
        letter-spacing: 1.6px !important;
    }

    .pc-exp input {
        width: 72px !important;
    }

    .pc-name-input {
        font-size: .95rem;
    }
}

@media (max-width: 420px) {
    .pc-card {
        width: 310px;
        border-radius: 16px;
    }

    .pc-face {
        padding: 16px;
    }

    .pc-chip {
        width: 46px;
        height: 34px;
    }

    .pc-brand {
        padding: 5px 9px;
        font-size: .9rem;
    }

    .pc-bottom {
        gap: 10px;
    }

    .pc-cvv__box {
        min-width: 100px;
        height: 30px;
    }

    .pc-oncard .StripeElement input {
        font-size: 17px !important;
        letter-spacing: 1.4px !important;
    }
}

@media (max-width:576px) {
    .pc-card {
        margin: 0 auto;
    }
}

/* ==================== Buton teması (Bootstrap) ==================== */
.theme--red .btn.btn-primary {
    --bs-btn-bg: var(--brand);
    --bs-btn-border-color: var(--brand);
    --bs-btn-hover-bg: #b72b1f;
    --bs-btn-hover-border-color: #b72b1f;
    --bs-btn-active-bg: #a4251b;
    --bs-btn-active-border-color: #a4251b;
    box-shadow: 0 10px 22px rgba(206, 52, 38, .22);
}

.theme--red .btn.btn-primary:disabled {
    opacity: .75;
    filter: saturate(.85);
}