/**
 * Vet Clinic Certificate Management — Modern Minimal Design
 */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #eff6ff;
    --success: #16a34a;
    --success-light: #f0fdf4;
    --danger: #dc2626;
    --danger-light: #fef2f2;
    --warning: #d97706;
    --warning-light: #fffbeb;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --radius: 10px;
    --radius-sm: 6px;
    --radius-lg: 16px;
    --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,.08), 0 4px 6px rgba(0,0,0,.05);
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ───── Base Container ───── */
.vet-cert-form-container,
.vet-cert-template-manager,
.vet-cert-all-certificates {
    max-width: 1100px;
    margin: 32px auto;
    padding: 36px;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    font-family: var(--font);
}

/* ───── Header ───── */
.vet-cert-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--gray-200);
}

.vet-cert-header h2 {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-900);
    letter-spacing: -0.3px;
}

.vet-cert-header p { margin: 4px 0 0; color: var(--gray-500); font-size: 14px; }

/* ───── Buttons ───── */
.vet-cert-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--primary);
    color: #fff;
    font-size: 13.5px;
    font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    transition: background .15s, transform .1s, box-shadow .15s;
    line-height: 1;
    text-decoration: none;
}
.vet-cert-btn:hover { background: var(--primary-dark); box-shadow: var(--shadow-md); }
.vet-cert-btn:active { transform: scale(.98); }
.vet-cert-btn-secondary { background: var(--gray-100); color: var(--gray-700); }
.vet-cert-btn-secondary:hover { background: var(--gray-200); box-shadow: none; }
.vet-cert-btn-primary { background: var(--success); }
.vet-cert-btn-primary:hover { background: #15803d; }
.vet-cert-btn-danger { background: var(--danger); }
.vet-cert-btn-danger:hover { background: #b91c1c; }

/* ───── Issue Certificate Trigger ───── */
.vet-issue-trigger-wrap {
    text-align: center;
    padding: 60px 20px;
}

.vet-issue-trigger-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 700;
    font-family: var(--font);
    cursor: pointer;
    transition: background .15s, box-shadow .2s, transform .1s;
    box-shadow: 0 4px 14px rgba(37, 99, 235, .35);
}
.vet-issue-trigger-btn:hover {
    background: var(--primary-dark);
    box-shadow: 0 6px 20px rgba(37, 99, 235, .4);
    transform: translateY(-1px);
}

/* ───── Popup Overlay ───── */
.vet-popup-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: rgba(0,0,0,.55);
    backdrop-filter: blur(3px);
    align-items: center;
    justify-content: center;
}
.vet-popup-overlay.active { display: flex; }

.vet-popup-panel {
    background: #fff;
    border-radius: var(--radius-lg);
    width: 96%;
    max-width: 820px;
    max-height: 92vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px rgba(0,0,0,.25);
    display: flex;
    flex-direction: column;
}

.vet-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px;
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 10;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.vet-popup-header h3 { margin: 0; font-size: 18px; font-weight: 700; color: var(--gray-900); }

.vet-popup-close {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: none;
    background: var(--gray-100);
    color: var(--gray-500);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s;
    line-height: 1;
    font-family: var(--font);
}
.vet-popup-close:hover { background: var(--gray-200); color: var(--gray-800); }

.vet-popup-body { padding: 28px; flex: 1; }

/* ───── Steps ───── */
.vet-cert-steps {
    display: flex;
    align-items: center;
    margin-bottom: 28px;
}
.vet-cert-step { display: flex; align-items: center; flex: 1; }
.step-inner { display: flex; align-items: center; gap: 7px; white-space: nowrap; }
.step-number {
    width: 26px; height: 26px; border-radius: 50%;
    background: var(--gray-200); color: var(--gray-500);
    font-size: 12px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; transition: background .2s, color .2s;
}
.vet-cert-step.active .step-number { background: var(--primary); color: #fff; }
.vet-cert-step.completed .step-number { background: var(--success); color: #fff; }
.step-label { font-size: 12px; font-weight: 600; color: var(--gray-400); }
.vet-cert-step.active .step-label { color: var(--primary); }
.vet-cert-step.completed .step-label { color: var(--success); }
.step-connector { flex: 1; height: 2px; background: var(--gray-200); margin: 0 8px; }
.step-connector.done { background: var(--success); }

/* ───── Cert Type Grid ───── */
.cert-type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
    gap: 10px;
    margin: 16px 0;
}
.cert-type-card {
    padding: 18px 12px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius);
    text-align: center;
    cursor: pointer;
    transition: border-color .15s, background .15s, box-shadow .15s, transform .1s;
}
.cert-type-card:hover { border-color: var(--primary); background: var(--primary-light); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.cert-type-card.selected { border-color: var(--primary); background: var(--primary-light); }
.cert-icon { font-size: 28px; display: block; margin-bottom: 6px; line-height: 1; }
.cert-type-card h4 { margin: 5px 0 3px; font-size: 12px; font-weight: 700; color: var(--gray-800); }
.cert-type-card p { margin: 0; font-size: 10.5px; color: var(--gray-500); }

/* ───── Form Elements ───── */
.vet-cert-form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; margin: 14px 0; }
.form-group { margin-bottom: 14px; }
.form-group.full-width { grid-column: 1/-1; }
.form-group label { display: block; margin-bottom: 5px; font-size: 12.5px; font-weight: 600; color: var(--gray-700); }
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="date"],
.form-group input[type="time"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
    width: 100%; padding: 9px 11px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 13px; font-family: var(--font);
    color: var(--gray-800); background: #fff;
    transition: border-color .15s, box-shadow .15s;
    box-sizing: border-box;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }

/* ───── Pet Search ───── */
.vet-cert-pet-search { background: var(--gray-50); border-radius: var(--radius); padding: 18px; margin-bottom: 18px; }
.vet-cert-pet-search label { font-size: 13px; font-weight: 700; color: var(--gray-700); margin-bottom: 8px; display: block; }
.search-input-group { display: flex; gap: 10px; }
.search-input-group input { flex: 1; padding: 10px 13px; border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm); font-size: 13px; font-family: var(--font); background: #fff; }
.search-input-group input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }

/* ───── Pet Cards ───── */
.pets-list-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 10px; margin: 14px 0; }
.pet-card { padding: 14px; border: 1.5px solid var(--gray-200); border-radius: var(--radius); cursor: pointer; transition: border-color .15s, background .15s, box-shadow .15s; }
.pet-card:hover { border-color: var(--primary); background: var(--primary-light); box-shadow: var(--shadow); }
.pet-card.selected { border-color: var(--primary); background: var(--primary-light); }
.pet-card h4 { margin: 0 0 6px; font-size: 13.5px; font-weight: 700; color: var(--gray-800); }
.pet-card p { margin: 2px 0; font-size: 12px; color: var(--gray-500); }
.pet-info-card { padding: 16px; background: var(--primary-light); border-radius: var(--radius); border-left: 3px solid var(--primary); }
.pet-info-card p { margin: 3px 0; font-size: 13px; color: var(--gray-700); }

/* ───── Info Sections ───── */
.info-section { margin-bottom: 20px; padding: 18px; background: var(--gray-50); border-radius: var(--radius); border: 1px solid var(--gray-200); }
.info-section h4 { margin: 0 0 12px; font-size: 11.5px; font-weight: 700; color: var(--gray-500); text-transform: uppercase; letter-spacing: 0.5px; }
.info-section code { background: var(--gray-200); padding: 2px 5px; border-radius: 3px; font-size: 11.5px; font-family: monospace; color: var(--primary-dark); }

/* ───── Step Actions ───── */
.step-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--gray-200); }

/* ───── Preview ───── */
.cert-preview { padding: 20px; background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius); margin: 12px 0; }
.cert-preview h4 { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--gray-500); margin: 16px 0 5px; padding-bottom: 4px; border-bottom: 1px solid var(--gray-200); }
.cert-preview h4:first-child { margin-top: 0; }
.cert-preview p { margin: 5px 0; font-size: 13px; color: var(--gray-700); }

/* ───── Success ───── */
#cert-success { text-align: center; padding: 44px 20px; }
.success-checkmark { width: 64px; height: 64px; border-radius: 50%; background: var(--success); color: #fff; font-size: 32px; display: flex; align-items: center; justify-content: center; margin: 0 auto 18px; }
#cert-success h3 { color: var(--gray-900); margin-bottom: 6px; font-size: 20px; }
#cert-success p { color: var(--gray-500); font-size: 14px; }
.success-actions { margin-top: 24px; display: flex; gap: 10px; justify-content: center; }

/* ───── Messages ───── */
.vet-cert-message { padding: 11px 15px; border-radius: var(--radius-sm); margin: 14px 0; font-size: 13.5px; font-weight: 500; }
.vet-cert-message.success { background: var(--success-light); border: 1px solid #bbf7d0; color: #166534; }
.vet-cert-message.error { background: var(--danger-light); border: 1px solid #fecaca; color: #991b1b; }
.vet-cert-error { padding: 14px 18px; background: var(--danger-light); border: 1px solid #fecaca; color: #991b1b; border-radius: var(--radius-sm); font-size: 14px; }

/* ───── Loading ───── */
.vet-loading { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 40px; color: var(--gray-400); font-size: 14px; }
.vet-spinner { width: 20px; height: 20px; border: 2px solid var(--gray-200); border-top-color: var(--primary); border-radius: 50%; animation: vet-spin .6s linear infinite; }
@keyframes vet-spin { to { transform: rotate(360deg); } }

/* ───── Template Manager ───── */
.templates-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; margin-top: 20px; }
.template-card { padding: 20px; border: 1.5px solid var(--gray-200); border-radius: var(--radius); background: #fff; transition: box-shadow .15s, border-color .15s; }
.template-card:hover { box-shadow: var(--shadow-md); border-color: var(--gray-300); }
.template-card h3 { margin: 0 0 8px; font-size: 14.5px; font-weight: 700; color: var(--gray-800); }
.template-type-badge { display: inline-block; padding: 3px 10px; background: var(--primary-light); color: var(--primary); border-radius: 20px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.4px; margin-bottom: 10px; }
.template-preview-text { font-size: 12.5px; color: var(--gray-500); line-height: 1.6; margin: 10px 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.template-id { font-size: 11px; color: var(--gray-400); margin-bottom: 12px; font-family: monospace; }
.template-actions { display: flex; gap: 8px; padding-top: 12px; border-top: 1px solid var(--gray-100); }

/* ───── Modal ───── */
.vet-cert-modal { position: fixed; inset: 0; z-index: 100000; background: rgba(0,0,0,.5); backdrop-filter: blur(3px); display: flex; align-items: center; justify-content: center; }
.modal-content { background: #fff; padding: 32px; border-radius: var(--radius-lg); max-width: 640px; width: 94%; max-height: 90vh; overflow-y: auto; position: relative; box-shadow: 0 20px 40px rgba(0,0,0,.2); }
.modal-content h3 { margin: 0 0 22px; font-size: 18px; font-weight: 700; color: var(--gray-900); }
.close-modal { position: absolute; top: 14px; right: 16px; width: 30px; height: 30px; border-radius: 50%; background: var(--gray-100); color: var(--gray-500); border: none; font-size: 16px; cursor: pointer; display: flex; align-items: center; justify-content: center; line-height: 1; transition: background .15s; }
.close-modal:hover { background: var(--gray-200); color: var(--gray-800); }
.modal-actions { margin-top: 22px; display: flex; gap: 10px; justify-content: flex-end; }

/* ───── Filters ───── */
.vet-cert-filters { display: flex; gap: 10px; flex-wrap: wrap; margin: 14px 0 20px; align-items: flex-end; }
.vet-cert-filters input, .vet-cert-filters select { padding: 9px 11px; border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm); font-size: 13px; font-family: var(--font); color: var(--gray-700); background: #fff; flex: 1; min-width: 120px; }
.vet-cert-filters input:focus, .vet-cert-filters select:focus { outline: none; border-color: var(--primary); }

/* ───── Certificate List ───── */
#cert-list { margin-top: 6px; }
.cert-item { padding: 16px 18px; border: 1.5px solid var(--gray-200); border-radius: var(--radius); margin-bottom: 8px; display: flex; justify-content: space-between; align-items: center; gap: 14px; transition: border-color .15s, box-shadow .15s; background: #fff; }
.cert-item:hover { border-color: var(--gray-300); box-shadow: var(--shadow); }
.cert-info h4 { margin: 0 0 3px; font-size: 14px; font-weight: 700; color: var(--gray-800); }
.cert-info p { margin: 2px 0; font-size: 12px; color: var(--gray-500); }
.cert-meta { display: flex; align-items: center; gap: 8px; margin-top: 5px; }
.cert-status { display: inline-flex; align-items: center; padding: 2px 9px; border-radius: 20px; font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; }
.cert-status.draft { background: var(--warning-light); color: var(--warning); }
.cert-status.issued { background: var(--success-light); color: var(--success); }
.cert-status.cancelled { background: var(--danger-light); color: var(--danger); }
.cert-actions { display: flex; gap: 7px; flex-shrink: 0; }
.cert-actions .vet-cert-btn { padding: 7px 13px; font-size: 12px; }

/* ───── New Pet Form ───── */
#new-pet-form { background: var(--gray-50); border-radius: var(--radius); border: 1px solid var(--gray-200); padding: 18px; }
#new-pet-form h4 { margin: 0 0 14px; font-size: 13.5px; font-weight: 700; color: var(--gray-700); }

/* ───── Placeholders ───── */
.placeholder-hint { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-sm); padding: 11px 14px; margin-bottom: 14px; font-size: 12px; color: var(--gray-500); line-height: 1.7; }
.placeholder-hint code { background: var(--gray-200); padding: 1px 5px; border-radius: 3px; font-size: 11px; color: var(--primary-dark); font-family: monospace; }
#cert-preview-text { background: #fff; padding: 14px; border-radius: var(--radius-sm); border: 1.5px solid var(--gray-200); min-height: 70px; line-height: 1.8; font-size: 13px; color: var(--gray-700); }

/* ───── Responsive ───── */
@media (max-width: 768px) {
    .vet-cert-form-container, .vet-cert-template-manager, .vet-cert-all-certificates { padding: 18px; margin: 12px; }
    .vet-cert-form-grid { grid-template-columns: 1fr; }
    .cert-type-grid { grid-template-columns: repeat(2, 1fr); }
    .vet-cert-header { flex-direction: column; align-items: flex-start; gap: 10px; }
    .cert-item { flex-direction: column; align-items: flex-start; }
    .cert-actions { width: 100%; flex-wrap: wrap; }
    .vet-popup-panel { width: 100%; max-width: 100%; height: 100%; max-height: 100%; border-radius: 0; }
    .step-label { display: none; }
}
@media (max-width: 480px) {
    .cert-type-grid { grid-template-columns: 1fr; }
}

/* ───── Filter Icon Button ───── */
.vet-filter-icon-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 16px;
    background: var(--gray-100);
    color: var(--gray-700);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    transition: background .15s, border-color .15s;
    position: relative;
}
.vet-filter-icon-btn:hover {
    background: var(--gray-200);
    border-color: var(--gray-300);
}
.vet-filter-icon-btn.active {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
}
.filter-active-dot {
    width: 7px;
    height: 7px;
    background: var(--primary);
    border-radius: 50%;
    position: absolute;
    top: -3px;
    right: -3px;
}

/* ───── Inline Search Bar ───── */
.cert-search-wrap {
    position: relative;
    display: flex;
    align-items: center;
}
.cert-search-icon {
    position: absolute;
    left: 10px;
    color: var(--gray-400);
    pointer-events: none;
    flex-shrink: 0;
}
.cert-search-input {
    padding: 9px 12px 9px 32px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-family: var(--font);
    color: var(--gray-800);
    background: #fff;
    width: 220px;
    transition: border-color .15s, box-shadow .15s;
}
.cert-search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
@media (max-width: 600px) {
    .cert-search-input { width: 140px; }
}