/**
 * Affiliate Marketing Pro 2026 — Auth & Responsive Supplement Styles
 * Loaded after shared-styles.css on all authenticated pages.
 * Provides: user menu, sidebar, header, loading overlay, and full mobile responsiveness.
 */


/* ============================================================
   LOADING OVERLAY
   ============================================================ */
#app-loading-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity .4s ease;
}
#app-loading-overlay.done { opacity: 0; pointer-events: none; }

.app-loader { text-align: center; }
.loader-logo { font-size: 3rem; color: var(--accent); margin-bottom: 16px; }
.loader-text { color: var(--text-primary); font-size: 1.1rem; font-weight: 600; margin-bottom: 24px; }
.loader-spinner { display: flex; justify-content: center; }
.loader-spinner .spin {
    width: 36px; height: 36px;
    border: 3px solid rgba(59,130,246,.2);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: loader-spin .7s linear infinite;
}
@keyframes loader-spin { to { transform: rotate(360deg); } }

/* ============================================================
   LAYOUT BASE — header + sidebar + content
   NOTE: padding-left/padding-top are NOT set on body here.
   Layout is handled by .main-content margin-left in shared-styles.css.
   Setting it here caused double-offset (body padding + content margin = gap).
   ============================================================ */
body {
    min-height: 100vh;
}

/* Collapsed sidebar — only the .main-sidebar (old auth system) */
body.sidebar-collapsed .main-sidebar {
    transform: translateX(-100%);
}

/* sidebar-overlay is fully handled by shared-styles.css + app.js */

/* ============================================================
   HEADER
   ============================================================ */
.main-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 1000;
}

.header-brand { display: flex; align-items: center; gap: 12px; }

.sidebar-toggle {
    background: none; border: none; color: var(--text-secondary);
    font-size: 1.1rem; cursor: pointer; padding: 8px; border-radius: 6px;
    transition: color .2s, background .2s;
}
.sidebar-toggle:hover { color: var(--text-primary); background: var(--border); }

.brand-link {
    display: flex; align-items: center; gap: 8px;
    text-decoration: none; color: var(--text-primary); font-weight: 700;
}
.brand-icon { color: var(--accent); }
.brand-name { font-size: .95rem; }

.header-nav { display: flex; align-items: center; gap: 8px; }

/* ============================================================
   USER MENU
   ============================================================ */
.user-menu { position: relative; }

.user-avatar-btn {
    background: none; border: none; cursor: pointer;
    display: flex; align-items: center; gap: 8px;
    padding: 6px 10px; border-radius: 8px;
    transition: background .2s; color: var(--text-primary);
}
.user-avatar-btn:hover { background: var(--border); }

.user-initials {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--accent); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: .75rem; font-weight: 700; flex-shrink: 0;
}
.user-name-label { font-size: .85rem; font-weight: 500; }
.user-avatar-btn .fa-chevron-down { font-size: .7rem; color: var(--text-secondary); }

.user-dropdown {
    display: none;
    position: absolute; top: calc(100% + 8px); right: 0;
    min-width: 220px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(0,0,0,.4);
    z-index: 1100;
    overflow: hidden;
    animation: dd-in .15s ease;
}
.user-dropdown.open { display: block; }
@keyframes dd-in { from { opacity:0; transform:translateY(-6px); } to { opacity:1; transform:none; } }

.ud-header { padding: 16px 16px 12px; }
.ud-name  { font-size: .9rem; font-weight: 600; color: var(--text-primary); }
.ud-email { font-size: .8rem; color: var(--text-secondary); margin-top: 2px; word-break: break-all; }
.ud-divider { border: none; border-top: 1px solid var(--border); margin: 0; }
.ud-item {
    width: 100%; background: none; border: none; cursor: pointer;
    text-align: left; padding: 12px 16px; color: var(--text-secondary);
    font-size: .875rem; display: flex; align-items: center; gap: 10px;
    transition: background .15s, color .15s;
}
.ud-item:hover { background: rgba(59,130,246,.1); color: var(--text-primary); }
.ud-item .fa-sign-out-alt { color: var(--danger); }

/* ============================================================
   SIDEBAR
   ============================================================ */
.main-sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 999;
    transition: transform .3s ease;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}
.main-sidebar::-webkit-scrollbar { width: 4px; }
.main-sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.sidebar-brand {
    display: flex; align-items: center; gap: 10px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary); font-weight: 700; font-size: .95rem;
    height: var(--header-height);
    box-sizing: border-box;
}
.sidebar-brand .brand-icon { color: var(--accent); font-size: 1.2rem; }
.sidebar-close {
    margin-left: auto; background: none; border: none;
    color: var(--text-secondary); cursor: pointer; padding: 4px;
    display: none;   /* shown on mobile */
}

.sidebar-content { padding: 12px 0 24px; }

.nav-section { margin-bottom: 4px; }
.nav-section-label {
    padding: 8px 20px 4px;
    font-size: .7rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: .08em; color: var(--text-muted);
    display: flex; align-items: center; gap: 6px;
}

.nav-item {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 20px; font-size: .875rem;
    color: var(--text-secondary); text-decoration: none;
    border-radius: 0; transition: background .15s, color .15s;
    border-left: 3px solid transparent;
    white-space: nowrap; overflow: hidden;
}
.nav-item i { width: 16px; text-align: center; flex-shrink: 0; }
.nav-item span { overflow: hidden; text-overflow: ellipsis; }
.nav-item:hover  { background: rgba(59,130,246,.08); color: var(--text-primary); }
.nav-item.active { background: rgba(59,130,246,.12); color: var(--accent); border-left-color: var(--accent); font-weight: 600; }


/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
#toast-container {
    position: fixed; top: 20px; right: 20px;
    z-index: 10000; display: flex; flex-direction: column; gap: 10px;
    pointer-events: none;
}
.toast {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 16px; border-radius: 8px;
    background: var(--bg-secondary); border: 1px solid var(--border);
    color: var(--text-primary); font-size: .875rem; font-weight: 500;
    box-shadow: 0 4px 20px rgba(0,0,0,.4); pointer-events: auto;
    animation: toast-in .3s ease;
    max-width: 340px;
}
@keyframes toast-in { from { opacity:0; transform:translateX(100%); } to { opacity:1; transform:none; } }
.toast.fade-out { animation: toast-out .3s ease forwards; }
@keyframes toast-out { to { opacity:0; transform:translateX(100%); } }
.toast-success { border-color: rgba(16,185,129,.3); }
.toast-success i { color: var(--success); }
.toast-error   { border-color: rgba(239,68,68,.3); }
.toast-error i { color: var(--danger); }
.toast-warning { border-color: rgba(245,158,11,.3); }
.toast-warning i { color: var(--warning); }
.toast-info    { border-color: rgba(59,130,246,.3); }
.toast-info i  { color: var(--info); }

/* ============================================================
   PAGINATION
   ============================================================ */
.page-btn {
    padding: 6px 12px; background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 6px; color: var(--text-secondary); cursor: pointer;
    font-size: .85rem; transition: all .15s; min-width: 36px; text-align: center;
}
.page-btn:hover  { background: rgba(59,130,246,.1); color: var(--text-primary); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.page-ellipsis   { padding: 0 4px; color: var(--text-muted); }

/* ============================================================
   MODALS — improvements for mobile
   ============================================================ */
.modal { position: fixed; inset: 0; z-index: 2000; display: none; align-items: center; justify-content: center; }
.modal.active { display: flex; }
.modal-overlay { position: absolute; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(2px); }
.modal-container {
    position: relative; background: var(--bg-secondary);
    border: 1px solid var(--border); border-radius: 14px;
    width: min(600px, calc(100vw - 32px));
    max-height: calc(100vh - 40px); overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,.5);
    animation: modal-in .2s ease;
}
@keyframes modal-in { from { opacity:0; transform:scale(.95) translateY(-10px); } to { opacity:1; transform:none; } }
.modal-sm { width: min(420px, calc(100vw - 32px)); }
.modal-header { padding: 20px 24px 16px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.modal-header h3 { color: var(--text-primary); font-size: 1rem; margin: 0; }
.modal-close { background: none; border: none; color: var(--text-secondary); font-size: 1.1rem; cursor: pointer; padding: 4px; }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }

/* ============================================================
   TABLES — responsive
   ============================================================ */
.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 14px; text-align: left; font-size: .875rem; border-bottom: 1px solid var(--border); }
th { color: var(--text-secondary); font-weight: 600; background: rgba(0,0,0,.1); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; white-space: nowrap; }
td { color: var(--text-primary); }
tr:hover td { background: rgba(255,255,255,.02); }

/* ============================================================
   FORMS — responsive
   ============================================================ */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.form-control, .form-input, select.form-select, textarea.form-textarea {
    width: 100%; padding: 10px 14px;
    background: var(--bg-input); border: 1px solid var(--border);
    border-radius: 8px; color: var(--text-primary); font-size: .9rem;
    transition: border-color .2s; box-sizing: border-box;
}
.form-control:focus, .form-input:focus, select.form-select:focus, textarea.form-textarea:focus {
    outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 9px 18px; border-radius: 8px;
    font-size: .875rem; font-weight: 600; cursor: pointer;
    transition: all .2s; border: 1px solid transparent; white-space: nowrap;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary   { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--bg-card); border-color: var(--border); color: var(--text-primary); }
.btn-secondary:hover { background: rgba(255,255,255,.05); }
.btn-danger    { background: rgba(239,68,68,.15); border-color: rgba(239,68,68,.3); color: #f87171; }
.btn-danger:hover { background: rgba(239,68,68,.25); }
.btn-success   { background: rgba(16,185,129,.15); border-color: rgba(16,185,129,.3); color: #34d399; }
.btn-ghost     { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { color: var(--text-primary); background: rgba(255,255,255,.05); }
.btn-sm  { padding: 6px 12px; font-size: .8rem; }
.btn-lg  { padding: 12px 24px; font-size: 1rem; }
.btn-icon { padding: 8px; border-radius: 6px; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 12px; padding: 20px;
}
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.card-title { color: var(--text-primary); font-size: 1rem; font-weight: 600; margin: 0; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.stat-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 20px; }
.stat-value { font-size: 1.8rem; font-weight: 700; color: var(--text-primary); }
.stat-label { font-size: .8rem; color: var(--text-secondary); margin-top: 4px; }

/* ============================================================
   BADGES & STATUS
   ============================================================ */
.badge {
    display: inline-flex; align-items: center; padding: 3px 10px;
    border-radius: 20px; font-size: .75rem; font-weight: 600;
}
.badge-success { background: rgba(16,185,129,.15);  color: #34d399; }
.badge-warning { background: rgba(245,158,11,.15);  color: #fbbf24; }
.badge-danger  { background: rgba(239,68,68,.15);   color: #f87171; }
.badge-info    { background: rgba(59,130,246,.15);  color: #60a5fa; }
.badge-gray    { background: rgba(100,116,139,.15); color: #94a3b8; }

/* ============================================================
   CONFIRM MODAL
   ============================================================ */
.confirm-icon { font-size: 2.5rem; color: var(--warning); display: block; margin: 0 auto 16px; }
.confirm-message { color: var(--text-primary); font-size: .9rem; line-height: 1.6; }
.justify-center { justify-content: center; }

/* ============================================================
   CSV IMPORT STYLES
   ============================================================ */
.csv-import-steps { display: flex; flex-direction: column; gap: 20px; }
.step { display: flex; gap: 16px; }
.step-number { width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center; font-size: .8rem; font-weight: 700; flex-shrink: 0; }
.step-content h4 { color: var(--text-primary); margin: 0 0 6px; font-size: .9rem; }
.step-content p  { color: var(--text-secondary); font-size: .85rem; margin: 0 0 10px; }
.file-upload-area { border: 2px dashed var(--border); border-radius: 10px; padding: 24px; text-align: center; color: var(--text-secondary); cursor: pointer; transition: border-color .2s, background .2s; }
.file-upload-area:hover, .file-upload-area.dragover { border-color: var(--accent); background: rgba(59,130,246,.05); }
.file-upload-area i { font-size: 2rem; margin-bottom: 8px; display: block; }
.csv-preview { margin-top: 20px; }
.csv-preview h4 { color: var(--text-primary); margin: 0 0 12px; font-size: .9rem; }
.preview-table-container { overflow-x: auto; border-radius: 8px; border: 1px solid var(--border); }
.preview-table { min-width: 400px; }
.csv-errors { background: rgba(239,68,68,.08); border: 1px solid rgba(239,68,68,.2); border-radius: 8px; padding: 12px; margin-top: 12px; font-size: .8rem; color: #f87171; }
.csv-errors ul { margin: 6px 0 0; padding-left: 18px; }
.csv-errors li { margin-bottom: 3px; }

/* ============================================================
   TOOLTIP
   ============================================================ */
.tooltip {
    position: fixed; z-index: 9000;
    background: rgba(15,23,42,.95); border: 1px solid var(--border);
    color: var(--text-primary); font-size: .78rem; padding: 6px 10px;
    border-radius: 6px; pointer-events: none; white-space: nowrap;
}

/* ============================================================
   RESPONSIVE — TABLET (≤ 1024px)
   ============================================================ */
@media (max-width: 1024px) {
    :root { --sidebar-width: 220px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
    :root { --sidebar-width: 280px; }

    /* Body: no left padding on mobile — sidebar is overlay */
    body {
        padding-left: 0 !important;
    }

    /* Sidebar: off-screen by default */
    .main-sidebar {
        transform: translateX(-100%);
        z-index: 1001;
    }

    /* Show close button inside sidebar on mobile */
    .sidebar-close { display: block; }

    /* Brand name can be shorter on small screens */
    .brand-name { display: none; }

    /* Header */
    .main-header { padding: 0 14px; }
    .header-nav  { gap: 4px; }
    .user-name-label { display: none; }

    /* Content area: padding handled by shared-styles.css (accounts for fixed header height) */

    /* Stats */
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .stat-value { font-size: 1.4rem; }

    /* Form grids */
    .form-grid { grid-template-columns: 1fr; }

    /* Tables: horizontal scroll */
    table { min-width: 500px; }
    th, td { padding: 10px 12px; }

    /* Modal */
    .modal-container { width: calc(100vw - 20px); max-height: calc(100vh - 20px); border-radius: 12px 12px 0 0; }
    .modal { align-items: flex-end; }
    .modal-body { padding: 16px; }
    .modal-footer { flex-wrap: wrap; }
    .modal-footer .btn { flex: 1; justify-content: center; min-width: 100px; }

    /* Toast */
    #toast-container { top: auto; bottom: 20px; right: 10px; left: 10px; }
    .toast { max-width: 100%; }

    /* User dropdown */
    .user-dropdown { right: -8px; }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE (≤ 480px)
   ============================================================ */
@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .btn { padding: 8px 14px; }
    .card { padding: 14px; }
    .stat-card { padding: 14px; }
    .step { flex-direction: column; }
    .step-number { width: 24px; height: 24px; font-size: .75rem; }
}

/* ============================================================
   PRINT
   ============================================================ */
@media print {
    .main-sidebar, .main-header, #toast-container, .modal, .btn-auth { display: none !important; }
    body { padding: 0 !important; }
    .card, .stat-card { border: 1px solid #ccc; }
}

/* ── Auth pages: mobile fixes ───────────────────────────────────── */
@media (max-width: 640px) {
  .auth-container,
  .login-container,
  .register-container {
    padding: var(--space-md);
    align-items: flex-start;
    padding-top: 40px;
  }
  .auth-card,
  .login-box,
  .register-box {
    width: 100% !important;
    max-width: 100% !important;
    padding: var(--space-lg) var(--space-md) !important;
    border-radius: var(--radius-md) !important;
  }
  .auth-logo {
    text-align: center;
  }
  .social-buttons {
    flex-direction: column;
  }
  .social-btn {
    width: 100%;
    justify-content: center;
  }
}