/* ==========================================================================
   CHECKOUT
   ========================================================================== */

.checkout-page { padding: 3rem 0 1rem; }

.checkout-wrapper {
    display: grid;
    grid-template-columns: 1fr 370px;
    gap: 1.8rem;
    align-items: start;
    padding-bottom: 3.5rem;
}

/* cards --------------------------------------------------------------- */
.checkout-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-xl);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.checkout-label {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    font-family: var(--body);
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: .13em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid rgba(20, 80, 63, .12);
    padding: .38rem .7rem;
    border-radius: 100px;
    margin-bottom: .9rem;
}

.checkout-card h1 {
    font-size: clamp(26px, 3.6vw, 34px);
    letter-spacing: -.03em;
    padding-bottom: 1.4rem;
    margin-bottom: 1.6rem;
    border-bottom: 1px solid var(--line-soft);
}

/* form ---------------------------------------------------------------- */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 1rem;
}

.form-group { margin-bottom: 1.05rem; }

.form-group label {
    display: block;
    font-family: var(--mono);
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--ink-2);
    margin-bottom: .45rem;
}
.form-group label small {
    font-family: var(--body);
    text-transform: none;
    letter-spacing: 0;
    color: var(--ink-3);
    font-size: 11px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="password"] {
    width: 100%;
    font-family: var(--body);
    font-size: 15px;
    color: var(--ink);
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    padding: .78rem .95rem;
    outline: none;
    transition: border-color .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.form-group input::placeholder { color: #AEB6BF; }
.form-group input:hover { border-color: #D5DBE1; }
.form-group input:focus {
    background: var(--surface);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

/* payment panel ------------------------------------------------------- */
.payment-card {
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 1.6rem;
    margin: 1.8rem 0;
    box-shadow: none;
    position: relative;
}
.payment-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    border-radius: var(--r-lg) var(--r-lg) 0 0;
    background: linear-gradient(90deg, var(--accent), var(--brass));
}

.payment-card h2 {
    font-size: 21px;
    letter-spacing: -.025em;
    padding-bottom: 1rem;
    margin-bottom: 1.3rem;
    border-bottom: 1px solid var(--line);
}
.payment-card .form-group input { background: var(--surface); }

#card_number,
#expiry,
#cvv { font-family: var(--mono); letter-spacing: .06em; }

/* card brand indicator ------------------------------------------------ */
.card-field { position: relative; }

.card-field input {
    padding-right: 4.2rem !important;
}

.card-brand {
    position: absolute;
    top: 50%;
    right: .8rem;
    transform: translateY(-50%);
    display: grid;
    color: #B4BBC3;
    pointer-events: none;
}

/* every mark sits in the same grid cell, so they cross-fade in place */
.card-brand img,
.card-brand__blank {
    grid-area: 1 / 1;
    width: 42px;
    height: 28px;
    opacity: 0;
    transform: scale(.85);
    transition: opacity .22s var(--ease), transform .22s var(--ease);
}

.card-brand img {
    object-fit: contain;
    padding: 2px 4px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 6px;
}

.card-brand.is-unknown .card-brand__blank,
.card-brand[data-active="visa"]       img[data-brand="visa"],
.card-brand[data-active="mastercard"] img[data-brand="mastercard"],
.card-brand[data-active="amex"]       img[data-brand="amex"],
.card-brand[data-active="discover"]   img[data-brand="discover"] {
    opacity: 1;
    transform: scale(1);
}

/* the field borrows the accent once the number is complete */
.card-field.is-detected input {
    border-color: var(--accent);
    background: var(--surface);
}

.payment-grid { grid-template-columns: 1fr 1fr; }

.billing-title {
    font-size: 18px !important;
    margin-top: 1.6rem;
    padding-bottom: .9rem !important;
    margin-bottom: 1rem !important;
}

.same-address { margin-bottom: 1rem; }
.same-address label {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-2);
    cursor: pointer;
    user-select: none;
}
.same-address input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
    cursor: pointer;
}

.accepted-cards {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .8rem;
    padding-top: 1.1rem;
    margin-top: .4rem;
    border-top: 1px dashed var(--line);
}
.accepted-cards span {
    font-family: var(--mono);
    font-size: 10.5px;
    font-weight: 500;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--ink-3);
}
.card-icons { display: flex; align-items: center; gap: .45rem; }
.card-icons img {
    height: 28px;
    width: auto;
    padding: 3px 7px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 7px;
    transition: border-color .2s var(--ease), transform .2s var(--ease);
}
.card-icons img:hover { border-color: var(--ink-3); transform: translateY(-1px); }

/* submit -------------------------------------------------------------- */
.checkout-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    background: var(--accent);
    color: #fff;
    border: 1px solid var(--accent);
    border-radius: 100px;
    padding: 1rem 1.3rem;
    font-family: var(--body);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -.01em;
    cursor: pointer;
    box-shadow: 0 10px 24px -12px rgba(20, 80, 63, .75);
    transition: all .22s var(--ease);
}
.checkout-btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); transform: translateY(-1px); }
.checkout-btn:active { transform: translateY(0); }

/* summary ------------------------------------------------------------- */
.checkout-summary { position: sticky; top: 96px; }

.summary-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 1.6rem;
    box-shadow: var(--shadow-sm);
}
.summary-card h2 {
    font-size: 20px;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--line-soft);
}

.summary-product {
    display: grid;
    grid-template-columns: 58px 1fr auto;
    gap: .85rem;
    align-items: center;
    padding: .7rem 0;
    border-bottom: 1px solid var(--line-soft);
}
.summary-product img {
    width: 58px;
    height: 58px;
    object-fit: cover;
    border-radius: var(--r-sm);
    border: 1px solid var(--line-soft);
    background: var(--surface-2);
}
.summary-product h4 {
    font-size: 14.5px;
    font-family: var(--body);
    font-weight: 600;
    letter-spacing: -.01em;
    margin: 0 0 .15rem;
}
.summary-product > div > span {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--brass);
}
.summary-product strong { font-family: var(--mono); font-size: 13.5px; color: var(--ink); }

.summary-card hr { border-top: 1px dashed var(--line); margin: .9rem 0; }

.summary-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    padding: .45rem 0;
    font-size: 14.5px;
    color: var(--ink-2);
}
.summary-row strong { font-family: var(--mono); font-weight: 600; color: var(--ink); }

.summary-total {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
}
.summary-total span { font-family: var(--display); font-size: 17px; font-weight: 600; color: var(--ink); }
.summary-total strong {
    font-family: var(--display);
    font-size: 26px;
    font-weight: 600;
    letter-spacing: -.03em;
    color: var(--ink);
}

.checkout-info {
    display: flex;
    flex-direction: column;
    gap: .45rem;
    margin-top: 1.4rem;
    padding-top: 1.1rem;
    border-top: 1px solid var(--line-soft);
}
.checkout-info div {
    font-size: 13px;
    font-weight: 500;
    color: var(--success);
}

@media (max-width: 991.98px) {
    .checkout-wrapper { grid-template-columns: 1fr; }
    .checkout-summary { position: static; order: -1; }
}
@media (max-width: 575.98px) {
    .checkout-card { padding: 1.4rem; }
    .payment-card { padding: 1.2rem; }
    .form-grid { grid-template-columns: 1fr; }
}
/* ==========================================================================
   VALIDATION STATES
   ========================================================================== */

.form-group { position: relative; }

.field-error {
    display: block;
    min-height: 0;
    margin-top: .35rem;
    font-size: 12.5px;
    font-weight: 500;
    line-height: 1.45;
    color: var(--danger);
}
.field-error:empty { display: none; }

/* invalid */
.form-group.has-error input[type="text"],
.form-group.has-error input[type="email"],
.form-group.has-error input[type="tel"],
.form-group.has-error input[type="password"],
.form-group.has-error textarea {
    border-color: var(--danger);
    background: var(--danger-soft);
}
.form-group.has-error input:focus,
.form-group.has-error textarea:focus {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(166, 45, 45, .12);
}
.form-group.has-error label { color: var(--danger); }

/* Accepted — a green border only, no tick. */
.form-group.is-valid input[type="text"],
.form-group.is-valid input[type="email"],
.form-group.is-valid input[type="tel"] {
    border-color: rgba(21, 112, 79, .38);
    background: var(--surface);
}

.card-field ~ .field-error { margin-top: .35rem; }

.form-group.has-error .card-field input { border-color: var(--danger); background: var(--danger-soft); }

/* nudge on a blocked submit */
@keyframes field-shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-5px); }
    40% { transform: translateX(5px); }
    60% { transform: translateX(-3px); }
    80% { transform: translateX(3px); }
}

.form-group.shake { animation: field-shake .42s ease; }

/* submit button while the form is incomplete or in flight */
.checkout-btn.is-blocked {
    background: var(--ink-3);
    border-color: var(--ink-3);
    box-shadow: none;
}
.checkout-btn.is-blocked:hover {
    background: var(--ink-2);
    border-color: var(--ink-2);
    transform: none;
}

.checkout-btn.is-working {
    opacity: .75;
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    .form-group.shake { animation: none; }
}
/* ==========================================================================
   CHECKOUT REFUSAL BANNER
   Shown when checkout-submit.php turns an order away — for instance when
   the card's BIN is not one we accept.
   ========================================================================== */
.checkout-alert {
    display: flex;
    align-items: flex-start;
    gap: .6rem;
    margin-bottom: 1.4rem;
    padding: .9rem 1.1rem;
    background: var(--danger-soft, #FBEDED);
    border: 1px solid rgba(166, 45, 45, .2);
    border-radius: var(--r-md, 14px);
    color: var(--danger, #A62D2D);
    font-size: 14px;
    font-weight: 500;
    line-height: 1.5;
}
.checkout-alert svg { flex-shrink: 0; margin-top: 2px; }