/* ============================================================
   Cloud Migration Estimator - Frontend CSS v3.0
   ============================================================ */

/* ── Reset & Base ── */
.cme-wrapper * { box-sizing: border-box; margin: 0; padding: 0; }
.cme-wrapper {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 15px;
    color: #2d3748;
    line-height: 1.5;
}

/* ── Container ── */
.cme-container {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 8px 48px rgba(0,0,0,0.10);
    overflow: hidden;
}

/* ══════════════════════════════════════════
   HEADER
══════════════════════════════════════════ */
.cme-header {
    background: linear-gradient(135deg, #0066cc 0%, #004999 100%);
    padding: 48px 40px;
    text-align: center;
    color: #fff;
}
.cme-header h2 {
    font-size: 34px;
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}
.cme-header p {
    font-size: 17px;
    opacity: 0.92;
}

/* ══════════════════════════════════════════
   FORM
══════════════════════════════════════════ */
.cme-form { padding: 0; }

/* ── Steps ── */
.cme-step {
    border-bottom: 1px solid #e8edf2;
}
.cme-step:last-of-type { border-bottom: none; }

.cme-step-head {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 22px 36px;
    background: #f7f9fc;
    cursor: default;
}
.cme-step-num {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, #0066cc, #004999);
    color: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 15px;
    flex-shrink: 0;
}
.cme-step-title {
    font-size: 17px;
    font-weight: 700;
    color: #1a202c;
}
.cme-step-title em {
    font-weight: 400;
    font-style: normal;
    color: #718096;
    font-size: 14px;
    margin-left: 6px;
}

.cme-step-body {
    padding: 28px 36px;
    background: #fff;
}

/* ── Field rows & fields ── */
.cme-field-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}
.cme-field-row:last-child { margin-bottom: 0; }

.cme-field { display: flex; flex-direction: column; gap: 6px; }
.cme-field-full { grid-column: 1 / -1; }

.cme-label {
    font-size: 13px;
    font-weight: 600;
    color: #4a5568;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.cme-hint {
    display: block;
    font-size: 12px;
    font-weight: 400;
    color: #a0aec0;
    text-transform: none;
    letter-spacing: 0;
    margin-top: 2px;
}

.cme-select, .cme-input {
    padding: 11px 14px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 14px;
    color: #2d3748;
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
    width: 100%;
    appearance: auto;
}
.cme-select:focus, .cme-input:focus {
    outline: none;
    border-color: #0066cc;
    box-shadow: 0 0 0 3px rgba(0,102,204,0.12);
}

/* ── Model Toggle ── */
.cme-toggle-group {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}
.cme-toggle-opt {
    flex: 1;
    min-width: 180px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 18px 20px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    background: #f7f9fc;
}
.cme-toggle-opt input { display: none; }
.cme-toggle-opt:hover { border-color: #0066cc; background: #f0f7ff; }
.cme-toggle-active {
    border-color: #0066cc !important;
    background: #f0f7ff !important;
    box-shadow: 0 0 0 3px rgba(0,102,204,0.10);
}
.cme-toggle-icon { font-size: 26px; }
.cme-toggle-name { font-weight: 700; font-size: 15px; color: #1a202c; }
.cme-toggle-sub  { font-size: 13px; color: #718096; }

/* ── Custom schedule ── */
.cme-hours-pill-wrap { justify-content: flex-end; }
.cme-hours-pill {
    background: linear-gradient(135deg, #0066cc, #004999);
    color: #fff;
    padding: 11px 18px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 15px;
    text-align: center;
}
.cme-hours-pill span { font-size: 22px; }

/* ── Storage Legend ── */
.cme-storage-legend {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
    margin-bottom: 24px;
    padding: 18px;
    background: #f7f9fc;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
}
.cme-legend-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}
.cme-legend-icon { font-size: 24px; flex-shrink: 0; margin-top: 2px; }
.cme-legend-item strong { display: block; font-size: 14px; color: #1a202c; margin-bottom: 3px; }
.cme-legend-item p { font-size: 12px; color: #718096; margin-top: 4px; }
.cme-legend-badge {
    display: inline-block;
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 20px;
    margin-left: 6px;
}

/* ── Storage Device Rows ── */
.cme-storage-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: #f7f9fc;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    margin-bottom: 10px;
    transition: all 0.2s;
}
.cme-storage-row:hover { border-color: #0066cc; background: #f0f7ff; }
.cme-storage-num {
    font-size: 12px;
    font-weight: 700;
    color: #718096;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: 52px;
}
.cme-storage-fields {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 12px;
    flex: 1;
    align-items: end;
}
.cme-storage-san-tag {
    display: flex;
    align-items: center;
    padding-bottom: 2px;
}
.cme-san-label {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 20px;
    background: #e2e8f0;
    color: #718096;
    white-space: nowrap;
}
.cme-san-label.is-san    { background: #bee3f8; color: #2b6cb0; }
.cme-san-label.is-nonsан { background: #fed7d7; color: #c53030; }

.cme-remove-storage {
    background: none;
    border: none;
    color: #e53e3e;
    font-size: 18px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: background 0.2s;
    flex-shrink: 0;
}
.cme-remove-storage:hover { background: #fff5f5; }

.cme-add-btn {
    background: none;
    border: 2px dashed #0066cc;
    color: #0066cc;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
    margin-top: 4px;
    margin-bottom: 20px;
}
.cme-add-btn:hover { background: #f0f7ff; }

/* ── Backup row ── */
.cme-backup-row { margin-top: 4px; }

/* ── OS / DB Radio Cards ── */
.cme-radio-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.cme-radio-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
    background: #f7f9fc;
    min-width: 90px;
    text-align: center;
}
.cme-radio-card input { display: none; }
.cme-radio-card:hover { border-color: #0066cc; background: #f0f7ff; }
.cme-radio-active {
    border-color: #0066cc !important;
    background: #f0f7ff !important;
    box-shadow: 0 0 0 3px rgba(0,102,204,0.10);
}
.cme-rc-icon  { font-size: 22px; }
.cme-rc-label { font-size: 12px; font-weight: 600; color: #4a5568; }

/* ── Support Cards ── */
.cme-support-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
}
.cme-support-card {
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s;
    background: #f7f9fc;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.cme-support-card input { display: none; }
.cme-support-card:hover { border-color: #0066cc; background: #f0f7ff; }
.cme-support-active {
    border-color: #0066cc !important;
    background: #f0f7ff !important;
    box-shadow: 0 0 0 3px rgba(0,102,204,0.10);
}
.cme-support-name { font-weight: 700; font-size: 16px; color: #1a202c; }
.cme-support-desc { font-size: 13px; color: #718096; }

/* ── Summary Bar ── */
.cme-summary-bar {
    background: #f0f7ff;
    border-top: 1px solid #bee3f8;
    border-bottom: 1px solid #bee3f8;
    padding: 14px 36px;
}
.cme-summary-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.cme-chip {
    background: #fff;
    border: 1px solid #bee3f8;
    color: #2b6cb0;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

/* ── Calculate Button ── */
.cme-calc-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: calc(100% - 72px);
    margin: 28px 36px;
    padding: 18px 32px;
    background: linear-gradient(135deg, #0066cc 0%, #004999 100%);
    color: #fff !important;
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    letter-spacing: 0.3px;
}
.cme-calc-btn .cme-btn-text,
.cme-calc-btn .cme-btn-arrow { color: #fff !important; }
.cme-calc-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,102,204,0.35);
}
.cme-calc-btn:active { transform: translateY(0); }
.cme-calc-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* ══════════════════════════════════════════
   RESULTS
══════════════════════════════════════════ */
#cme-results { padding: 0 36px 40px; }

.cme-recap-bar {
    background: #f0f7ff;
    border: 1px solid #bee3f8;
    border-radius: 10px;
    padding: 14px 18px;
    font-size: 13px;
    color: #2b6cb0;
    margin-bottom: 28px;
    line-height: 1.7;
}

.cme-results-title { text-align: center; margin-bottom: 24px; }
.cme-results-title h3 { font-size: 26px; font-weight: 800; color: #1a202c; }

/* ── Cost Cards ── */
.cme-cost-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 36px;
}
.cme-card {
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,0.07);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 2px solid transparent;
}
.cme-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 32px rgba(0,0,0,0.12);
}
.cme-card-xaccel { border-color: #38a169; }
.cme-card-aws    { border-color: #dd6b20; }
.cme-card-azure  { border-color: #3182ce; }

.cme-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px 14px;
    background: #f7f9fc;
    border-bottom: 1px solid #e2e8f0;
}
.cme-card-top h4 { font-size: 18px; font-weight: 700; color: #1a202c; }
.cme-best-badge {
    background: #38a169;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
}

.cme-card-total {
    font-size: 44px;
    font-weight: 800;
    color: #1a202c;
    text-align: center;
    padding: 20px 20px 4px;
    letter-spacing: -1px;
}
.cme-card-period {
    text-align: center;
    font-size: 13px;
    color: #a0aec0;
    padding-bottom: 6px;
}
.cme-card-yearly {
    text-align: center;
    font-size: 13px;
    color: #0066cc;
    font-weight: 600;
    padding-bottom: 16px;
}

.cme-card-breakdown {
    padding: 14px 20px 20px;
    border-top: 1px solid #e2e8f0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.cme-br-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: #4a5568;
}
.cme-br-row span:last-child { font-weight: 600; color: #2d3748; }
.cme-br-sub {
    padding-left: 16px;
    font-size: 12px;
    color: #a0aec0;
    flex-direction: column;
    gap: 4px;
}
.cme-br-sub-item {
    display: flex;
    justify-content: space-between;
    color: #718096;
}
.cme-br-support {
    border-top: 1px dashed #e2e8f0;
    padding-top: 8px;
    margin-top: 4px;
}

/* ── Savings Section ── */
.cme-savings-section {
    background: linear-gradient(135deg, #f0fff4 0%, #c6f6d5 100%);
    border: 2px solid #68d391;
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 32px;
    text-align: center;
}
.cme-savings-section h3 {
    font-size: 24px;
    font-weight: 800;
    color: #276749;
    margin-bottom: 24px;
}
.cme-savings-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}
.cme-sav-card {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}
.cme-sav-vs {
    font-size: 13px;
    font-weight: 700;
    color: #718096;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}
.cme-sav-amount {
    font-size: 48px;
    font-weight: 800;
    color: #38a169;
    letter-spacing: -1px;
    margin-bottom: 4px;
}
.cme-sav-period { font-size: 13px; color: #a0aec0; margin-bottom: 12px; }
.cme-sav-pct {
    display: inline-block;
    background: #38a169;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    padding: 6px 18px;
    border-radius: 20px;
    margin-bottom: 14px;
}
.cme-sav-rows { font-size: 14px; color: #4a5568; display: flex; flex-direction: column; gap: 4px; }
.cme-sav-rows strong { color: #276749; }

/* ── ROI Section ── */
.cme-roi-section {
    background: #fff;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 28px 32px;
    margin-bottom: 32px;
}
.cme-roi-section h3 {
    font-size: 22px;
    font-weight: 800;
    color: #1a202c;
    margin-bottom: 20px;
    text-align: center;
}
.cme-roi-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}
.cme-roi-card {
    background: #f7f9fc;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    border: 1px solid #e2e8f0;
}
.cme-roi-label { font-size: 12px; font-weight: 700; color: #718096; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; }
.cme-roi-value { font-size: 32px; font-weight: 800; color: #0066cc; margin-bottom: 6px; }
.cme-roi-sub   { font-size: 12px; color: #a0aec0; }

/* ── Chart Section ── */
.cme-chart-section {
    background: #fff;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 28px 32px;
    margin-bottom: 32px;
}
.cme-chart-section h3 {
    font-size: 22px;
    font-weight: 800;
    color: #1a202c;
    margin-bottom: 16px;
    text-align: center;
}
.cme-chart-tabs {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-bottom: 20px;
}
.cme-chart-tab {
    padding: 8px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 20px;
    background: #f7f9fc;
    font-size: 13px;
    font-weight: 600;
    color: #718096;
    cursor: pointer;
    transition: all 0.2s;
}
.cme-chart-tab:hover { border-color: #0066cc; color: #0066cc; }
.cme-chart-tab-active {
    background: linear-gradient(135deg, #0066cc, #004999) !important;
    border-color: #0066cc !important;
    color: #fff !important;
}
#cme-chart { max-height: 380px; }

/* ── Actions ── */
.cme-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}
.cme-act-btn {
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 2px solid transparent;
}
.cme-act-primary {
    background: linear-gradient(135deg, #0066cc, #004999);
    color: #fff !important;
}
.cme-act-secondary {
    background: #fff;
    color: #0066cc;
    border-color: #0066cc;
}
.cme-act-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,0.12); }

/* ══════════════════════════════════════════
   MODAL
══════════════════════════════════════════ */
.cme-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.55);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.cme-modal-box {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    max-width: 480px;
    width: 100%;
    position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.cme-modal-box h3 { font-size: 22px; font-weight: 800; margin-bottom: 24px; color: #1a202c; }
.cme-modal-close {
    position: absolute;
    top: 16px; right: 16px;
    background: #f7f9fc;
    border: none;
    width: 32px; height: 32px;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    color: #718096;
    transition: all 0.2s;
    display: flex; align-items: center; justify-content: center;
}
.cme-modal-close:hover { background: #fed7d7; color: #e53e3e; }

/* ══════════════════════════════════════════
   LOADING SPINNER
══════════════════════════════════════════ */
.cme-calc-btn.cme-loading .cme-btn-text::after {
    content: '';
    display: inline-block;
    width: 14px; height: 14px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: cme-spin 0.6s linear infinite;
    margin-left: 8px;
    vertical-align: middle;
}
@keyframes cme-spin { to { transform: rotate(360deg); } }

/* ══════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════ */
@media (max-width: 768px) {
    .cme-header { padding: 32px 20px; }
    .cme-header h2 { font-size: 24px; }
    .cme-step-head { padding: 16px 20px; }
    .cme-step-body { padding: 20px; }
    .cme-summary-bar { padding: 12px 20px; }
    .cme-calc-btn { width: calc(100% - 40px); margin: 20px; }
    #cme-results { padding: 0 20px 30px; }
    .cme-cost-cards { grid-template-columns: 1fr; }
    .cme-card-total { font-size: 36px; }
    .cme-sav-amount { font-size: 38px; }
    .cme-storage-fields { grid-template-columns: 1fr 1fr; }
    .cme-storage-san-tag { display: none; }
    .cme-actions { flex-direction: column; }
    .cme-act-btn { width: 100%; justify-content: center; }
    .cme-toggle-group { flex-direction: column; }
    .cme-radio-cards { gap: 8px; }
    .cme-radio-card { min-width: 70px; padding: 10px 12px; }
}