/* SellFlow Frontend CSS */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700&family=Inter:wght@400;500&display=swap');

:root {
    --sf-primary: #6C63FF;
    --sf-primary-dark: #574fd6;
    --sf-primary-light: #f0effe;
    --sf-success: #10B981;
    --sf-danger: #EF4444;
    --sf-warning: #F59E0B;
    --sf-dark: #0F172A;
    --sf-gray-800: #1E293B;
    --sf-gray-600: #475569;
    --sf-gray-400: #94A3B8;
    --sf-gray-200: #E2E8F0;
    --sf-gray-100: #F8FAFC;
    --sf-white: #FFFFFF;
    --sf-border: #E2E8F0;
    --sf-radius: 14px;
    --sf-radius-sm: 8px;
    --sf-shadow: 0 4px 24px rgba(0,0,0,0.08);
    --sf-shadow-lg: 0 12px 48px rgba(0,0,0,0.12);
}

.sf-wrap * { box-sizing: border-box; margin: 0; padding: 0; }
.sf-wrap { font-family: 'Sora', -apple-system, sans-serif; color: var(--sf-dark); line-height: 1.6; }

/* ── Buttons ── */
.sf-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 24px; border-radius: 10px; font-family: 'Sora', sans-serif; font-size: 14px; font-weight: 600; cursor: pointer; border: none; text-decoration: none; transition: all .2s; white-space: nowrap; }
.sf-btn-primary { background: var(--sf-primary); color: #fff; box-shadow: 0 4px 14px rgba(108,99,255,.35); }
.sf-btn-primary:hover { background: var(--sf-primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(108,99,255,.4); color: #fff; }
.sf-btn-outline { background: transparent; color: var(--sf-primary); border: 2px solid var(--sf-primary); }
.sf-btn-outline:hover { background: var(--sf-primary-light); }
.sf-btn-success { background: var(--sf-success); color: #fff; }
.sf-btn-lg { padding: 16px 32px; font-size: 16px; border-radius: 12px; }
.sf-btn-full { width: 100%; }
.sf-btn-sm { padding: 8px 16px; font-size: 12px; }
.sf-btn:disabled { opacity: .6; cursor: not-allowed; transform: none !important; }

/* ── Shop / Product Grid ── */
.sf-shop-wrap { max-width: 1200px; margin: 0 auto; padding: 40px 20px; }
.sf-shop-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; flex-wrap: wrap; gap: 16px; }
.sf-shop-title { font-size: 28px; font-weight: 700; }
.sf-shop-filters { display: flex; gap: 8px; flex-wrap: wrap; }
.sf-filter-pill { padding: 6px 16px; border-radius: 20px; background: var(--sf-gray-100); color: var(--sf-gray-600); font-size: 13px; font-weight: 500; text-decoration: none; border: 1.5px solid transparent; transition: all .15s; cursor: pointer; border: none; font-family: 'Sora', sans-serif; }
.sf-filter-pill:hover, .sf-filter-pill.active { background: var(--sf-primary); color: #fff; }

.sf-products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }

.sf-product-card { background: var(--sf-white); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); overflow: hidden; transition: transform .2s, box-shadow .2s; }
.sf-product-card:hover { transform: translateY(-4px); box-shadow: var(--sf-shadow-lg); }
.sf-product-card-img { aspect-ratio: 16/9; overflow: hidden; background: linear-gradient(135deg, var(--sf-primary-light), #e0f2fe); position: relative; }
.sf-product-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.sf-product-card:hover .sf-product-card-img img { transform: scale(1.04); }
.sf-product-type-badge { position: absolute; top: 10px; left: 10px; background: rgba(0,0,0,.65); color: #fff; font-size: 10px; font-weight: 600; padding: 3px 8px; border-radius: 20px; text-transform: uppercase; letter-spacing: .5px; backdrop-filter: blur(4px); }
.sf-product-card-body { padding: 18px; }
.sf-product-card-title { font-size: 15px; font-weight: 600; margin-bottom: 6px; line-height: 1.4; }
.sf-product-card-desc { font-size: 13px; color: var(--sf-gray-600); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 14px; }
.sf-product-card-footer { display: flex; align-items: center; justify-content: space-between; }
.sf-product-price { font-size: 18px; font-weight: 700; color: var(--sf-primary); }
.sf-product-price-original { font-size: 13px; color: var(--sf-gray-400); text-decoration: line-through; margin-right: 6px; }
.sf-product-price-free { color: var(--sf-success); }

/* ── Single Product ── */
.sf-product-wrap { max-width: 1100px; margin: 0 auto; padding: 40px 20px; display: grid; grid-template-columns: 1fr 400px; gap: 48px; align-items: start; }
.sf-product-gallery { position: sticky; top: 80px; }
.sf-product-gallery img { width: 100%; border-radius: var(--sf-radius); box-shadow: var(--sf-shadow); }
.sf-product-info {}
.sf-product-type-tag { display: inline-block; background: var(--sf-primary-light); color: var(--sf-primary); font-size: 11px; font-weight: 700; padding: 4px 12px; border-radius: 20px; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 14px; }
.sf-product-title { font-size: 30px; font-weight: 700; line-height: 1.2; margin-bottom: 16px; }
.sf-product-excerpt { font-size: 16px; color: var(--sf-gray-600); line-height: 1.7; margin-bottom: 24px; font-family: 'Inter', sans-serif; }
.sf-product-price-box { display: flex; align-items: baseline; gap: 10px; margin-bottom: 24px; }
.sf-product-main-price { font-size: 36px; font-weight: 700; color: var(--sf-primary); }
.sf-product-sale-badge { background: #FEF3C7; color: #92400E; font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 6px; }
.sf-product-meta-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; padding: 16px; background: var(--sf-gray-100); border-radius: var(--sf-radius-sm); }
.sf-product-meta-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--sf-gray-600); }
.sf-product-meta-icon { font-size: 16px; }
.sf-product-content { font-family: 'Inter', sans-serif; font-size: 15px; line-height: 1.8; color: var(--sf-gray-800); }
.sf-product-content h2,h3,h4 { font-family: 'Sora', sans-serif; }

/* ── Checkout ── */
.sf-checkout-wrap { max-width: 900px; margin: 0 auto; padding: 40px 20px; display: grid; grid-template-columns: 1fr 380px; gap: 40px; align-items: start; }
.sf-checkout-form { background: var(--sf-white); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); padding: 28px; box-shadow: var(--sf-shadow); }
.sf-checkout-title { font-size: 20px; font-weight: 700; margin-bottom: 24px; }
.sf-form-group { margin-bottom: 18px; }
.sf-form-label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--sf-gray-800); }
.sf-form-input { width: 100%; padding: 12px 14px; border: 1.5px solid var(--sf-border); border-radius: 10px; font-family: 'Sora', sans-serif; font-size: 14px; color: var(--sf-dark); outline: none; transition: border-color .15s, box-shadow .15s; background: var(--sf-white); }
.sf-form-input:focus { border-color: var(--sf-primary); box-shadow: 0 0 0 3px rgba(108,99,255,.12); }
.sf-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* Gateway selector */
.sf-gateways-section { margin: 24px 0; }
.sf-gateways-label { font-size: 13px; font-weight: 600; margin-bottom: 12px; color: var(--sf-gray-800); }
.sf-gateways-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
.sf-gateway-option { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 12px 8px; border: 2px solid var(--sf-border); border-radius: 10px; cursor: pointer; transition: all .15s; background: var(--sf-white); }
.sf-gateway-option input[type="radio"] { display: none; }
.sf-gateway-option:has(input:checked), .sf-gateway-option.selected { border-color: var(--sf-primary); background: var(--sf-primary-light); }
.sf-gateway-option-icon { font-size: 22px; }
.sf-gateway-option-label { font-size: 11px; font-weight: 600; text-align: center; color: var(--sf-gray-600); }
.sf-gateway-option:has(input:checked) .sf-gateway-option-label { color: var(--sf-primary); }
.sf-gateway-fields-wrap { margin-top: 14px; padding: 14px; background: var(--sf-gray-100); border-radius: 10px; font-size: 13px; }

/* Coupon */
.sf-coupon-row { display: flex; gap: 8px; margin: 16px 0; }
.sf-coupon-input { flex: 1; padding: 10px 14px; border: 1.5px solid var(--sf-border); border-radius: 10px; font-family: 'Sora', sans-serif; font-size: 13px; text-transform: uppercase; }
.sf-coupon-input:focus { border-color: var(--sf-primary); outline: none; }
.sf-coupon-msg { font-size: 12px; margin-top: 6px; }
.sf-coupon-msg.success { color: var(--sf-success); }
.sf-coupon-msg.error { color: var(--sf-danger); }

/* Order summary */
.sf-order-summary { background: var(--sf-white); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); padding: 24px; box-shadow: var(--sf-shadow); position: sticky; top: 80px; }
.sf-summary-title { font-size: 16px; font-weight: 700; margin-bottom: 18px; }
.sf-summary-product { display: flex; gap: 14px; align-items: center; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--sf-border); }
.sf-summary-product-img { width: 64px; height: 64px; border-radius: 8px; object-fit: cover; background: var(--sf-gray-100); flex-shrink: 0; }
.sf-summary-product-name { font-size: 14px; font-weight: 600; line-height: 1.3; }
.sf-summary-product-type { font-size: 11px; color: var(--sf-gray-400); text-transform: capitalize; margin-top: 2px; }
.sf-summary-lines { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.sf-summary-line { display: flex; justify-content: space-between; font-size: 13px; color: var(--sf-gray-600); }
.sf-summary-line.discount { color: var(--sf-success); }
.sf-summary-total { display: flex; justify-content: space-between; font-size: 18px; font-weight: 700; padding-top: 14px; border-top: 2px solid var(--sf-border); }
.sf-secure-badge { display: flex; align-items: center; justify-content: center; gap: 6px; font-size: 11px; color: var(--sf-gray-400); margin-top: 14px; }

/* Error / success messages */
.sf-checkout-error { background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; padding: 12px 16px; border-radius: 8px; font-size: 13px; margin-bottom: 16px; display: none; }
.sf-checkout-error.show { display: block; }

/* ── Order Confirmation ── */
.sf-confirmation-wrap { max-width: 680px; margin: 60px auto; padding: 0 20px; text-align: center; }
.sf-confirmation-icon { font-size: 72px; margin-bottom: 20px; animation: sf-bounce .5s ease-out; }
@keyframes sf-bounce { 0%{transform:scale(0)} 60%{transform:scale(1.1)} 100%{transform:scale(1)} }
.sf-confirmation-title { font-size: 32px; font-weight: 700; margin-bottom: 12px; }
.sf-confirmation-subtitle { font-size: 16px; color: var(--sf-gray-600); margin-bottom: 32px; font-family: 'Inter', sans-serif; }
.sf-confirmation-card { background: var(--sf-white); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); padding: 28px; text-align: left; margin-bottom: 24px; box-shadow: var(--sf-shadow); }
.sf-confirmation-card h3 { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; color: var(--sf-gray-400); margin-bottom: 14px; }
.sf-download-list { display: flex; flex-direction: column; gap: 10px; }
.sf-download-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--sf-gray-100); border-radius: 10px; text-decoration: none; color: var(--sf-dark); font-weight: 500; font-size: 14px; transition: background .15s; }
.sf-download-item:hover { background: var(--sf-primary-light); color: var(--sf-primary); }
.sf-download-icon { font-size: 20px; }
.sf-license-key-box { font-family: 'Courier New', monospace; background: var(--sf-gray-100); padding: 12px 16px; border-radius: 8px; font-size: 15px; font-weight: 700; letter-spacing: 2px; text-align: center; user-select: all; border: 1.5px dashed var(--sf-border); cursor: copy; }
.sf-order-detail-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--sf-border); font-size: 14px; }
.sf-order-detail-row:last-child { border-bottom: none; }

/* ── Account ── */
.sf-account-wrap { max-width: 900px; margin: 0 auto; padding: 40px 20px; }
.sf-account-header { display: flex; align-items: center; gap: 16px; margin-bottom: 32px; }
.sf-account-avatar { width: 56px; height: 56px; border-radius: 50%; background: linear-gradient(135deg, var(--sf-primary), #a78bfa); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 22px; font-weight: 700; }
.sf-account-name { font-size: 22px; font-weight: 700; }
.sf-account-email { font-size: 13px; color: var(--sf-gray-400); }
.sf-account-tabs { display: flex; gap: 0; border-bottom: 2px solid var(--sf-border); margin-bottom: 28px; overflow-x: auto; }
.sf-account-tab { padding: 10px 20px; font-size: 14px; font-weight: 600; color: var(--sf-gray-600); border-bottom: 2px solid transparent; margin-bottom: -2px; cursor: pointer; background: none; border-top: none; border-left: none; border-right: none; font-family: 'Sora', sans-serif; white-space: nowrap; transition: all .15s; }
.sf-account-tab.active { color: var(--sf-primary); border-bottom-color: var(--sf-primary); }
.sf-account-panel { display: none; }
.sf-account-panel.active { display: block; }

/* ── Course Player ── */
.sf-course-wrap { display: grid; grid-template-columns: 300px 1fr; min-height: 80vh; border: 1px solid var(--sf-border); border-radius: var(--sf-radius); overflow: hidden; box-shadow: var(--sf-shadow); }
.sf-course-sidebar { background: var(--sf-gray-100); border-right: 1px solid var(--sf-border); overflow-y: auto; }
.sf-course-sidebar-header { padding: 16px 18px; border-bottom: 1px solid var(--sf-border); }
.sf-course-sidebar-title { font-size: 14px; font-weight: 700; }
.sf-course-progress-bar { height: 4px; background: var(--sf-border); border-radius: 2px; margin-top: 8px; }
.sf-course-progress-fill { height: 100%; background: var(--sf-success); border-radius: 2px; transition: width .4s; }
.sf-lesson-list { list-style: none; }
.sf-lesson-item { display: flex; align-items: center; gap: 10px; padding: 12px 18px; cursor: pointer; border-bottom: 1px solid var(--sf-border); transition: background .15s; font-size: 13px; text-decoration: none; color: var(--sf-dark); }
.sf-lesson-item:hover { background: var(--sf-white); }
.sf-lesson-item.active { background: var(--sf-white); color: var(--sf-primary); font-weight: 600; }
.sf-lesson-item.completed .sf-lesson-check { color: var(--sf-success); }
.sf-lesson-check { font-size: 14px; flex-shrink: 0; }
.sf-course-content { display: flex; flex-direction: column; }
.sf-course-video-wrap { background: #000; aspect-ratio: 16/9; }
.sf-course-video-wrap video, .sf-course-video-wrap iframe { width: 100%; height: 100%; }
.sf-course-lesson-body { padding: 28px; flex: 1; overflow-y: auto; }
.sf-course-lesson-title { font-size: 22px; font-weight: 700; margin-bottom: 16px; }
.sf-lesson-nav { display: flex; justify-content: space-between; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--sf-border); }
.sf-mark-complete-btn { margin-bottom: 16px; }

/* ── Affiliate Dashboard ── */
.sf-affiliate-wrap { max-width: 900px; margin: 0 auto; padding: 40px 20px; }
.sf-affiliate-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 28px; }
.sf-affiliate-stat { background: var(--sf-white); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); padding: 20px; text-align: center; }
.sf-affiliate-stat-value { font-size: 26px; font-weight: 700; color: var(--sf-primary); }
.sf-affiliate-stat-label { font-size: 12px; color: var(--sf-gray-400); margin-top: 4px; }
.sf-referral-link-box { background: var(--sf-white); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); padding: 24px; margin-bottom: 24px; }
.sf-referral-link-box h3 { font-size: 16px; font-weight: 600; margin-bottom: 12px; }
.sf-referral-link-row { display: flex; gap: 8px; }
.sf-referral-link-input { flex: 1; padding: 10px 14px; border: 1.5px solid var(--sf-border); border-radius: 10px; font-size: 13px; background: var(--sf-gray-100); font-family: 'Inter', monospace; }
.sf-copy-btn { padding: 10px 18px; background: var(--sf-primary); color: #fff; border: none; border-radius: 10px; font-weight: 600; cursor: pointer; font-size: 13px; transition: background .15s; font-family: 'Sora', sans-serif; }
.sf-copy-btn:hover { background: var(--sf-primary-dark); }

/* ── Login form ── */
.sf-login-wrap { max-width: 420px; margin: 60px auto; padding: 0 20px; }
.sf-login-card { background: var(--sf-white); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); padding: 36px; box-shadow: var(--sf-shadow-lg); }
.sf-login-title { font-size: 22px; font-weight: 700; margin-bottom: 6px; text-align: center; }
.sf-login-subtitle { font-size: 13px; color: var(--sf-gray-400); text-align: center; margin-bottom: 28px; }

/* ── Bank transfer ── */
.sf-bank-transfer-details { background: var(--sf-gray-100); border-radius: 10px; padding: 16px; margin: 14px 0; }
.sf-bank-account { background: var(--sf-white); border-radius: 8px; padding: 12px 14px; margin-bottom: 10px; border: 1px solid var(--sf-border); font-size: 13px; line-height: 1.8; }
.sf-transfer-reference { margin-top: 12px; font-size: 13px; font-weight: 500; }
.sf-transfer-reference strong { font-family: monospace; background: var(--sf-white); border: 1px dashed var(--sf-border); padding: 2px 8px; border-radius: 4px; }

/* ── Toast ── */
.sf-toast { position: fixed; bottom: 24px; right: 24px; padding: 14px 20px; border-radius: 10px; font-family: 'Sora', sans-serif; font-size: 14px; font-weight: 500; color: #fff; z-index: 99999; transform: translateY(20px); opacity: 0; transition: all .3s; max-width: 340px; box-shadow: 0 8px 28px rgba(0,0,0,.15); }
.sf-toast-success { background: var(--sf-success); }
.sf-toast-error { background: var(--sf-danger); }
.sf-toast-show { transform: translateY(0); opacity: 1; }

/* ── Loading ── */
.sf-loading { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 40px; color: var(--sf-gray-400); font-size: 14px; }
.sf-spinner { width: 20px; height: 20px; border: 2px solid var(--sf-border); border-top-color: var(--sf-primary); border-radius: 50%; animation: sf-spin .6s linear infinite; }
@keyframes sf-spin { to { transform: rotate(360deg); } }

/* ── Tables in templates ── */
.sf-simple-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.sf-simple-table th { text-align: left; padding: 10px 14px; font-size: 11px; text-transform: uppercase; letter-spacing: .5px; color: var(--sf-gray-400); background: var(--sf-gray-100); border-bottom: 1px solid var(--sf-border); }
.sf-simple-table td { padding: 12px 14px; border-bottom: 1px solid var(--sf-border); vertical-align: middle; }

/* ── Responsive ── */
@media (max-width: 900px) {
    .sf-product-wrap { grid-template-columns: 1fr; }
    .sf-checkout-wrap { grid-template-columns: 1fr; }
    .sf-course-wrap { grid-template-columns: 1fr; }
    .sf-order-summary { position: static; }
    .sf-affiliate-stats { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 600px) {
    .sf-products-grid { grid-template-columns: 1fr; }
    .sf-form-row { grid-template-columns: 1fr; }
    .sf-affiliate-stats { grid-template-columns: 1fr 1fr; }
    .sf-checkout-title { font-size: 18px; }
}