/* ================================================================
   app_base.css — Shared styles for authenticated app pages
   (Content Engine, Publisher, Compose)
================================================================ */

/* ---------- Reset / root ---------- */
*, *::before, *::after { box-sizing: border-box; }
:root {
    --bg:        #0d0d1a;
    --surface:   #12121f;
    --surface2:  #1a1a2e;
    --line:      var(--surface-hover);
    --line-md:   var(--surface-hover);
    --muted:     #64748b;
    --text:      #e2e8f0;
    --text-dim:  #94a3b8;
    --white:     #ffffff;
    --indigo:    #6366f1;
    --indigo-lt: #a5b4fc;
    --green:     #10b981;
    --green-lt:  #6ee7b7;
    --amber:     #f59e0b;
    --amber-lt:  #fcd34d;
    --red:       #ef4444;
    --red-lt:    #fca5a5;
    --cyan:      #06b6d4;
    --cyan-lt:   #67e8f9;
    --pink:      #ec4899;
    --violet:    #8b5cf6;
    --teal:      #14b8a6;
    --yellow:    #eab308;
    --radius:    12px;
    --radius-sm: 8px;
    --header-h:  58px;
    --font-body: 'Hind Siliguri', 'Sora', system-ui, sans-serif;
}

html, body {
    margin: 0; padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--text); }

/* ================================================================
   APP HEADER / TOP NAV
================================================================ */
.app-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    height: var(--header-h);
    background: rgba(13,13,26,0.92);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}
.app-header-inner {
    max-width: 1600px;
    margin: 0 auto;
    height: 100%;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 24px;
}

/* Logo */
.app-logo {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; flex-shrink: 0;
}
.app-logo-icon {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--indigo), var(--violet));
    border-radius: 8px;
    display: grid; place-items: center;
    color: var(--text); font-size: 0.9rem;
    flex-shrink: 0;
}
.app-logo-text {
    font-size: 0.95rem; font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--text);
    font-family: 'Sora', sans-serif;
}

/* Top nav links */
.app-header-nav {
    display: flex; align-items: center; gap: 4px;
    flex: 1;
}
.app-hn-link {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 7px 13px;
    border-radius: var(--radius-sm);
    font-size: 0.83rem; font-weight: 600;
    color: var(--muted);
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
    white-space: nowrap;
}
.app-hn-link:hover { background: var(--surface-hover); color: var(--text); }
.app-hn-link.active { background: rgba(99,102,241,0.14); color: var(--accent); }
.app-hn-link i { font-size: 0.82rem; }

/* User section */
.app-header-user {
    display: flex; align-items: center; gap: 10px;
    margin-left: auto; flex-shrink: 0;
}
.app-user-avatar {
    width: 30px; height: 30px; border-radius: 50%;
    background: linear-gradient(135deg, var(--indigo), var(--violet));
    display: grid; place-items: center;
    font-size: 0.8rem; font-weight: 700; color: var(--text);
    flex-shrink: 0;
}
.app-user-name {
    font-size: 0.82rem; font-weight: 600; color: var(--text-dim);
    max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.app-logout-btn {
    width: 30px; height: 30px; border-radius: var(--radius-sm);
    display: grid; place-items: center;
    color: var(--muted); text-decoration: none;
    transition: background 0.15s, color 0.15s;
    font-size: 0.85rem;
}
.app-logout-btn:hover { background: rgba(239,68,68,0.12); color: var(--danger); }

/* ================================================================
   APP MAIN WRAPPER
================================================================ */
.app-main {
    padding-top: calc(var(--header-h) + 28px);
    min-height: 100vh;
}

/* ================================================================
   FLASH MESSAGES
================================================================ */
.app-messages {
    max-width: 1200px; margin: 0 auto 20px;
    padding: 0 24px;
    display: flex; flex-direction: column; gap: 8px;
}
.app-msg {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem; font-weight: 500;
    border: 1px solid transparent;
}
.app-msg i { flex-shrink: 0; }
.app-msg-close {
    margin-left: auto; background: none; border: none;
    color: inherit; cursor: pointer; opacity: 0.6;
    padding: 0 4px; font-size: 0.9rem;
    transition: opacity 0.15s;
}
.app-msg-close:hover { opacity: 1; }
.app-msg-success { background: rgba(16,185,129,0.1); border-color: rgba(16,185,129,0.25); color: var(--success); }
.app-msg-error   { background: rgba(239,68,68,0.1);  border-color: rgba(239,68,68,0.25);  color: var(--danger); }
.app-msg-warning { background: rgba(245,158,11,0.1); border-color: rgba(245,158,11,0.25); color: var(--warning); }
.app-msg-info    { background: rgba(99,102,241,0.1); border-color: rgba(99,102,241,0.25); color: var(--accent); }

/* ================================================================
   PAGE HEADER BANNER
================================================================ */
.app-page-header {
    max-width: 1200px; margin: 0 auto 28px; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    flex-wrap: wrap;
}
.app-page-title-wrap { display: flex; align-items: center; gap: 14px; }
.app-page-icon {
    width: 44px; height: 44px; border-radius: 12px;
    display: grid; place-items: center;
    font-size: 1.1rem; flex-shrink: 0;
}
.app-page-title   { font-size: 1.45rem; font-weight: 800; color: var(--text); margin: 0; }
.app-page-sub     { font-size: 0.8rem; color: var(--muted); margin: 2px 0 0; }
.app-page-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* ================================================================
   SHARED BUTTON SYSTEM
================================================================ */
.btn-app {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 18px; border-radius: var(--radius-sm);
    font-family: var(--font-body); font-size: 0.85rem; font-weight: 700;
    cursor: pointer; border: none; text-decoration: none;
    transition: opacity 0.18s, transform 0.12s, box-shadow 0.18s;
    white-space: nowrap; line-height: 1;
}
.btn-app:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-app i { font-size: 0.82rem; }

.btn-primary-app {
    background: linear-gradient(135deg, var(--indigo), var(--violet));
    color: var(--text);
    box-shadow: 0 4px 14px rgba(99,102,241,0.3);
}
.btn-primary-app:hover { box-shadow: 0 6px 20px rgba(99,102,241,0.45); color: var(--text); }

.btn-success-app {
    background: linear-gradient(135deg, var(--green), #059669);
    color: var(--text);
    box-shadow: 0 4px 14px rgba(16,185,129,0.25);
}
.btn-success-app:hover { color: var(--text); }

.btn-ghost-app {
    background: var(--surface);
    border: 1px solid var(--line-md);
    color: var(--text-dim);
}
.btn-ghost-app:hover { background: var(--surface-hover); color: var(--text); }

.btn-danger-app {
    background: rgba(239,68,68,0.12);
    border: 1px solid rgba(239,68,68,0.3);
    color: var(--danger);
}
.btn-danger-app:hover { background: rgba(239,68,68,0.2); color: var(--danger); }

/* ================================================================
   STATUS BADGES
================================================================ */
.badge-status {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 9px; border-radius: 4px;
    font-size: 0.71rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.06em;
    white-space: nowrap;
}
.badge-published { background: rgba(16,185,129,0.12); color: var(--success);  border: 1px solid rgba(16,185,129,0.25); }
.badge-scheduled { background: rgba(99,102,241,0.12); color: var(--accent); border: 1px solid rgba(99,102,241,0.25); }
.badge-draft     { background: rgba(245,158,11,0.12); color: var(--warning);  border: 1px solid rgba(245,158,11,0.25); }
.badge-failed    { background: rgba(239,68,68,0.12);  color: var(--danger);    border: 1px solid rgba(239,68,68,0.25); }
.badge-pending   { background: rgba(100,116,139,0.12); color: var(--text-dim); border: 1px solid rgba(100,116,139,0.2); }
.badge-complete  { background: rgba(16,185,129,0.12); color: var(--success);  border: 1px solid rgba(16,185,129,0.25); }

/* ================================================================
   SHARED FORM ELEMENTS
================================================================ */
.app-input, .app-select, .app-textarea {
    width: 100%;
    background: var(--surface);
    border: 1.5px solid var(--line-md);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-family: var(--font-body);
    font-size: 0.88rem;
    color: var(--text);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}
.app-input::placeholder, .app-textarea::placeholder { color: var(--border); }
.app-input:focus, .app-select:focus, .app-textarea:focus {
    border-color: var(--indigo);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}
.app-select { cursor: pointer; }
.app-select option { background: #1a1a2e; }
.app-textarea { resize: vertical; line-height: 1.65; }
.app-label {
    display: block;
    font-size: 0.78rem; font-weight: 600;
    color: var(--text-dim);
    margin-bottom: 6px;
}

/* ================================================================
   PANELS / CARDS
================================================================ */
.app-panel {
    background: rgba(255,255,255,0.025);
    border: 1.5px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}
.app-panel-header {
    padding: 12px 18px;
    font-size: 0.75rem; font-weight: 700;
    color: var(--text-dim);
    text-transform: uppercase; letter-spacing: 0.07em;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
    display: flex; align-items: center; gap: 9px;
}
.app-panel-header i { color: var(--accent); font-size: 0.78rem; }
.app-panel-body { padding: 16px 18px; display: flex; flex-direction: column; gap: 14px; }

/* ================================================================
   PAGINATION
================================================================ */
.app-pagination {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    margin-top: 24px; flex-wrap: wrap;
}
.pag-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    min-width: 36px; height: 36px; padding: 0 10px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem; font-weight: 600;
    cursor: pointer; border: 1px solid var(--line-md);
    background: var(--surface);
    color: var(--text-dim);
    text-decoration: none;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.pag-btn:hover { background: var(--surface-hover); color: var(--text); }
.pag-btn.active { background: rgba(99,102,241,0.18); border-color: var(--indigo); color: var(--accent); }
.pag-btn:disabled, .pag-btn.disabled { opacity: 0.35; cursor: not-allowed; pointer-events: none; }
.pag-ellipsis { color: var(--muted); padding: 0 4px; }

/* ================================================================
   EMPTY STATE
================================================================ */
.app-empty {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    text-align: center; padding: 60px 24px;
    border: 1.5px dashed var(--line-md);
    border-radius: var(--radius);
    background: var(--surface);
}
.app-empty-icon {
    width: 64px; height: 64px; border-radius: 16px;
    display: grid; place-items: center;
    font-size: 1.6rem; margin-bottom: 18px;
    background: var(--surface);
    border: 1px solid var(--line-md);
    color: var(--muted);
}
.app-empty h3 { font-size: 1.2rem; font-weight: 700; color: var(--text); margin: 0 0 8px; }
.app-empty p  { font-size: 0.88rem; color: var(--muted); max-width: 340px; margin: 0 0 20px; line-height: 1.6; }

/* ================================================================
   RESPONSIVE
================================================================ */
@media (max-width: 768px) {
    .app-header-nav { display: none; }
    .app-user-name  { display: none; }
    .app-page-header { flex-direction: column; align-items: flex-start; }
}