/* ==========================================================================
   Spine Flexo — Application Theme
   ========================================================================== */

:root {
    --sf-primary: #0b3d91;
    --sf-primary-dark: #082a66;
    --sf-primary-light: #1e5ec0;
    --sf-accent: #ff7a00;
    --sf-accent-dark: #e06b00;
    --sf-bg: #f4f7fb;
    --sf-surface: #ffffff;
    --sf-border: #e3e8f0;
    --sf-text: #1f2a44;
    --sf-text-muted: #6b7691;
    --sf-success: #1ea672;
    --sf-danger: #d9342b;
    --sf-warning: #e1a500;
    --sf-shadow-sm: 0 1px 2px rgba(15, 30, 60, 0.06);
    --sf-shadow: 0 6px 18px rgba(15, 30, 60, 0.08);
    --sf-radius: 10px;
    --sf-radius-sm: 6px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Arial, sans-serif;
    background: var(--sf-bg);
    color: var(--sf-text);
    font-size: 14px;
    line-height: 1.5;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

form#form1 {
    display: flex;
    flex-direction: column;
    flex: 1 0 auto;
    min-height: 100vh;
}

/* -------- Header / Navbar -------- */
.sf-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    box-shadow: var(--sf-shadow);
}

.pos-navbar {
    background: linear-gradient(135deg, var(--sf-primary-dark), var(--sf-primary) 60%, var(--sf-primary-light));
    padding: 8px 18px;
}

.pos-navbar .navbar-brand {
    color: #fff;
    font-size: 18px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.pos-navbar .navbar-brand .brand-icon {
    background: var(--sf-accent);
    color: #fff;
    width: 34px;
    height: 34px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 4px 10px rgba(255, 122, 0, 0.4);
}

.pos-navbar .nav-link {
    color: rgba(255, 255, 255, 0.88) !important;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: 6px;
    transition: background 0.15s ease, color 0.15s ease;
}

.pos-navbar .nav-link:hover,
.pos-navbar .nav-link:focus,
.pos-navbar .nav-item.dropdown.show > .nav-link {
    background: rgba(255, 255, 255, 0.14);
    color: #fff !important;
}

.pos-navbar .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.5);
}

.pos-navbar .dropdown-menu {
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius-sm);
    box-shadow: var(--sf-shadow);
    padding: 6px;
    margin-top: 4px;
    font-size: 14px;
}

.pos-navbar .dropdown-item {
    padding: 7px 12px;
    border-radius: 4px;
    color: var(--sf-text);
}

.pos-navbar .dropdown-item:hover,
.pos-navbar .dropdown-item:focus {
    background: #f1f4fa;
    color: var(--sf-primary);
}

.pos-navbar .dropdown-divider {
    margin: 4px 2px;
    border-top-color: var(--sf-border);
}


/* -------- Main / Container -------- */
.sf-main {
    flex: 1 0 auto;
    padding: 28px 0 60px;
}

.sf-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 28px;
}

/* -------- Page Header -------- */
.sf-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 22px;
    flex-wrap: wrap;
}

.sf-page-header h1 {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
    color: var(--sf-text);
}

.sf-page-header p {
    margin: 4px 0 0;
    color: var(--sf-text-muted);
    font-size: 13px;
}

/* -------- Cards / Panels -------- */
.sf-card {
    background: var(--sf-surface);
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius);
    box-shadow: var(--sf-shadow-sm);
    margin-bottom: 22px;
    overflow: hidden;
}

.sf-card-header {
    padding: 16px 22px;
    border-bottom: 1px solid var(--sf-border);
    background: #fbfcfe;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.sf-card-header h2 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--sf-text);
}

.sf-card-body {
    padding: 22px;
}

/* -------- Hero / Landing -------- */
.sf-hero {
    background: linear-gradient(135deg, var(--sf-primary), var(--sf-primary-light));
    color: #fff;
    padding: 48px 36px;
    border-radius: var(--sf-radius);
    box-shadow: var(--sf-shadow);
    margin-bottom: 28px;
    position: relative;
    overflow: hidden;
}

.sf-hero::after {
    content: "";
    position: absolute;
    right: -80px;
    top: -80px;
    width: 260px;
    height: 260px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
}

.sf-hero h1 {
    margin: 0 0 10px;
    font-size: 30px;
    font-weight: 700;
}

.sf-hero p {
    margin: 0 0 22px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.92);
    max-width: 640px;
}

.sf-tile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
}

.sf-tile {
    background: var(--sf-surface);
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius);
    padding: 22px;
    box-shadow: var(--sf-shadow-sm);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    display: block;
    text-decoration: none;
    color: inherit;
}

.sf-tile:hover {
    transform: translateY(-3px);
    box-shadow: var(--sf-shadow);
    text-decoration: none;
}

.sf-tile h3 {
    margin: 0 0 6px;
    font-size: 16px;
    color: var(--sf-primary);
}

.sf-tile p {
    margin: 0;
    color: var(--sf-text-muted);
    font-size: 13px;
}

/* -------- Forms -------- */
.sf-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 22px;
}

.sf-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sf-form-group.sf-full { grid-column: 1 / -1; }

.sf-form-group label {
    font-weight: 500;
    font-size: 13px;
    color: var(--sf-text);
}

.sf-input,
.sf-form-group input[type="text"],
.sf-form-group input[type="email"],
.sf-form-group input[type="tel"],
.sf-form-group input[type="number"],
.sf-form-group textarea,
.sf-form-group select {
    width: 100%;
    max-width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius-sm);
    background: #fff;
    font-size: 14px;
    color: var(--sf-text);
    font-family: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.sf-form-group input:focus,
.sf-form-group textarea:focus,
.sf-form-group select:focus,
.sf-input:focus {
    outline: none;
    border-color: var(--sf-primary-light);
    box-shadow: 0 0 0 3px rgba(30, 94, 192, 0.15);
}

.sf-form-group textarea { min-height: 84px; resize: vertical; }

.sf-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 22px;
    padding-top: 16px;
    border-top: 1px solid var(--sf-border);
}

.sf-required { color: var(--sf-danger); margin-left: 2px; }

/* -------- Buttons -------- */
.sf-btn,
input[type="submit"].sf-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 18px;
    border: 1px solid transparent;
    border-radius: var(--sf-radius-sm);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
    background: #fff;
    color: var(--sf-text);
    border-color: var(--sf-border);
    line-height: 1.2;
}

.sf-btn:hover { background: #f1f4fa; text-decoration: none; }
.sf-btn:active { transform: translateY(1px); }

.sf-btn-primary { background: var(--sf-primary); color: #fff; border-color: var(--sf-primary); }
.sf-btn-primary:hover { background: var(--sf-primary-dark); color: #fff; border-color: var(--sf-primary-dark); }

.sf-btn-accent { background: var(--sf-accent); color: #fff; border-color: var(--sf-accent); }
.sf-btn-accent:hover { background: var(--sf-accent-dark); color: #fff; border-color: var(--sf-accent-dark); }

.sf-btn-danger { background: #fff; color: var(--sf-danger); border-color: #f3c2bf; }
.sf-btn-danger:hover { background: var(--sf-danger); color: #fff; border-color: var(--sf-danger); }

.sf-btn-sm { padding: 5px 10px; font-size: 12px; }

/* -------- Tables -------- */
.sf-table-wrap { overflow-x: auto; }

.sf-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}

.sf-table th,
.sf-table td {
    padding: 11px 14px;
    text-align: left;
    border-bottom: 1px solid var(--sf-border);
    font-size: 13px;
    vertical-align: middle;
}

.sf-table thead th {
    background: #f6f8fc;
    color: var(--sf-text-muted);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.6px;
    font-weight: 600;
}

.sf-table tbody tr:hover { background: #fafbfd; }

.sf-table .sf-actions {
    display: flex;
    gap: 6px;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.sf-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--sf-text-muted);
    font-size: 14px;
}

/* -------- Alerts / Messages -------- */
.sf-alert {
    padding: 12px 16px;
    border-radius: var(--sf-radius-sm);
    margin-bottom: 16px;
    font-size: 13px;
    border: 1px solid transparent;
}

.sf-alert-success { background: #e6f6ef; color: #0f6b48; border-color: #bce4d2; }
.sf-alert-info    { background: #e7f0fb; color: #134f99; border-color: #c4daf3; }
.sf-alert-danger  { background: #fbeae9; color: #8f1f1a; border-color: #f1c5c2; }

/* -------- Validation -------- */
.sf-validator {
    color: var(--sf-danger);
    font-size: 12px;
    margin-top: 2px;
    display: block;
}

/* -------- Footer -------- */
.sf-footer {
    background: #fff;
    border-top: 1px solid var(--sf-border);
    padding: 16px 0;
    color: var(--sf-text-muted);
    font-size: 12px;
    flex-shrink: 0;
}

.sf-footer .sf-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* -------- Badges -------- */
.sf-badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 12px;
    background: #eef2f8;
    color: var(--sf-text-muted);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.sf-badge-primary { background: rgba(11, 61, 145, 0.1); color: var(--sf-primary); }
.sf-badge-accent  { background: rgba(255, 122, 0, 0.12); color: var(--sf-accent-dark); }

/* -------- Responsive -------- */
@media (max-width: 768px) {
    .sf-container { padding: 0 18px; }
    .sf-form-grid { grid-template-columns: 1fr; }
    .sf-hero { padding: 32px 24px; }
    .sf-hero h1 { font-size: 24px; }
    .pos-navbar { padding: 6px 12px; }
    .pos-navbar .navbar-brand { font-size: 16px; }
}