/* ============================================================
   Future Flight — Shared Styles
   Loaded by every public page. Do not add page-specific rules.
   ============================================================ */

/* ── VARIABLES ─────────────────────────────────────────────── */
:root {
  --navy:        #0f2a52;
  --navy-mid:    #1e3a6e;
  --navy-light:  #2d4f8a;
  --sky:         #38bdf8;
  --sky-light:   #e0f5ff;
  --sky-mid:     #7dd3fc;
  --white:       #ffffff;
  --off-white:   #f8f9fb;
  --surface:     #ffffff;
  --surface-2:   #f3f5f8;
  --surface-3:   #eaecf2;
  --muted:       #c8cdd8;
  --text-1:      #0d1421;
  --text-2:      #3d4a5c;
  --text-3:      #7a8699;
  --border:      #eaecf2;
  --green:       #16a34a;
  --green-bg:    #f0fdf4;
  --amber:       #d97706;
  --amber-bg:    #fffbeb;
  --red:         #dc2626;
  --red-bg:      #fef2f2;
  --purple:      #7c3aed;
  --purple-bg:   #f5f3ff;
  --teal:        #0d9488;
  --teal-bg:     #f0fdfa;
  --pink:        #9d174d;
  --pink-bg:     #fce7f3;
  --r:           12px;
  --r-sm:        8px;
  --r-lg:        16px;
  --r-xl:        24px;
  --r-full:      9999px;
  --shadow-1:    0 1px 3px rgba(15,42,82,.06), 0 1px 2px rgba(15,42,82,.04);
  --shadow-2:    0 4px 12px rgba(15,42,82,.10), 0 2px 4px rgba(15,42,82,.06);
  --shadow-3:    0 12px 32px rgba(15,42,82,.14), 0 4px 8px rgba(15,42,82,.08);
  --shadow-sky:  0 4px 20px rgba(56,189,248,.28);
  --shadow-navy: 0 4px 20px rgba(15,42,82,.32);
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --transition:  all 200ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── RESET & BASE ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Barlow', sans-serif; font-size: 14px; color: var(--text-1); background: var(--off-white); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 28px; }

/* ── NAV ────────────────────────────────────────────────────── */
.nav { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92); backdrop-filter: blur(20px) saturate(1.8); -webkit-backdrop-filter: blur(20px) saturate(1.8); border-bottom: 1px solid var(--surface-3); }
.nav-inner { display: flex; align-items: center; height: 68px; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 18px; letter-spacing: .06em; color: var(--navy); text-decoration: none; flex-shrink: 0; }
.nav-logo-mark { width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; }
.nav-logo-mark i { font-size: 15px; }
.nav-links { display: flex; align-items: center; gap: 1px; margin-left: 24px; }
.nav-link { font-size: 13px; font-weight: 500; color: var(--text-2); text-decoration: none; padding: 6px 12px; border-radius: var(--r-sm); transition: var(--transition); white-space: nowrap; background: none; border: none; cursor: pointer; font-family: 'Barlow', sans-serif; }
.nav-link:hover, .nav-link.active { color: var(--navy); background: var(--sky-light); }
.nav-more { position: relative; }
.nav-dropdown { display: none; position: absolute; top: 100%; left: 0; padding-top: 8px; min-width: 204px; z-index: 200; }
.nav-dropdown-inner { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); box-shadow: var(--shadow-3); padding: 6px; }
.nav-more:hover .nav-dropdown { display: block; }
.nav-dd-item { display: flex; align-items: center; gap: 9px; padding: 9px 12px; border-radius: var(--r-sm); font-size: 13px; color: var(--text-2); background: none; border: none; width: 100%; text-align: left; cursor: pointer; transition: var(--transition); font-family: 'Barlow', sans-serif; text-decoration: none; }
.nav-dd-item i { color: var(--text-3); font-size: 16px; }
.nav-dd-item:hover { background: var(--sky-light); color: var(--navy); }
.nav-dd-item:hover i { color: var(--navy); }
.nav-auth { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.btn-nav-outline { font-family: 'Barlow', sans-serif; font-size: 13px; font-weight: 600; padding: 8px 16px; border-radius: var(--r-sm); border: 1.5px solid var(--border); background: var(--surface); color: var(--text-2); cursor: pointer; transition: var(--transition); text-decoration: none; display: inline-block; }
.btn-nav-outline:hover { border-color: var(--navy); color: var(--navy); }
.btn-nav-solid { font-family: 'Barlow', sans-serif; font-size: 13px; font-weight: 600; padding: 8px 18px; border-radius: var(--r-sm); background: var(--navy); color: white; border: none; cursor: pointer; transition: var(--transition); text-decoration: none; display: inline-block; box-shadow: var(--shadow-navy); }
.btn-nav-solid:hover { background: var(--navy-mid); transform: translateY(-1px); }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; background: none; border: none; cursor: pointer; margin-left: auto; }
.hamburger span { display: block; width: 20px; height: 1.5px; background: var(--navy); border-radius: 2px; }

/* ── MOBILE NAV ─────────────────────────────────────────────── */
.mobile-nav { display: none; position: fixed; inset: 0; z-index: 99; background: var(--surface); flex-direction: column; overflow-y: auto; }
.mobile-nav.open { display: flex; }
.mobile-nav-header { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; border-bottom: 1px solid var(--border); margin-bottom: 6px; }
.mobile-close { width: 34px; height: 34px; border-radius: 50%; background: var(--surface-2); border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 16px; color: var(--text-2); }
.mobile-link { display: flex; align-items: center; gap: 12px; padding: 12px 22px; font-size: 15px; font-weight: 500; color: var(--text-1); text-decoration: none; transition: var(--transition); }
.mobile-link i { font-size: 17px; color: var(--text-3); width: 22px; }
.mobile-link:hover { background: var(--sky-light); color: var(--navy); }
.mobile-divider { height: 1px; background: var(--border); margin: 8px 22px; }
.mobile-auth { padding: 12px 22px; display: flex; flex-direction: column; gap: 8px; }

/* ── FOOTER ─────────────────────────────────────────────────── */
.footer { background: #070f1c; border-top: 1px solid rgba(255,255,255,.06); padding: 48px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer-logo { font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 18px; color: white; display: flex; align-items: center; gap: 9px; margin-bottom: 12px; letter-spacing: .05em; }
.footer-logo-mark { width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; }
.footer-desc { font-size: 13px; color: rgba(255,255,255,.5); line-height: 1.75; max-width: 200px; }
.footer-col-title { font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.45); margin-bottom: 14px; }
.footer-link { display: block; font-size: 13px; color: rgba(255,255,255,.6); margin-bottom: 9px; text-decoration: none; transition: color 150ms; }
.footer-link:hover { color: rgba(255,255,255,.92); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.07); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.footer-bottom-text { font-size: 12px; color: rgba(255,255,255,.4); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-link { font-size: 12px; color: rgba(255,255,255,.4); text-decoration: none; cursor: pointer; transition: color 150ms; }
.footer-bottom-link:hover { color: rgba(255,255,255,.75); }

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .nav-links, .nav-more, .nav-auth { display: none; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .container { padding: 0 18px; }
}

/* ── Report-incorrect modal (shared across all directory pages) ─── */
.modal-overlay{display:none;position:fixed;inset:0;z-index:500;background:rgba(0,0,0,.45);align-items:center;justify-content:center;padding:20px;}
.modal-overlay.open{display:flex;}
.modal{background:var(--surface);border-radius:var(--r-xl,16px);width:100%;max-width:400px;padding:32px;box-shadow:var(--shadow-3);}
.modal-title{font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:26px;color:var(--navy);margin-bottom:8px;letter-spacing:-.01em;}
.modal-sub{font-size:14px;color:var(--text-2);line-height:1.65;margin-bottom:22px;}
.modal-divider{display:flex;align-items:center;gap:10px;margin:12px 0;}
.modal-divider-line{flex:1;height:1px;background:var(--border);}
.modal-divider-text{font-size:12px;color:var(--text-3);}
/* form primitives used in the report modal */
.ff-form-group{margin-bottom:14px;}
.ff-form-label{font-size:13px;font-weight:600;display:block;margin-bottom:6px;color:var(--text-1);}
.ff-form-input,.ff-form-textarea{width:100%;padding:10px 13px;font-size:13px;border:1.5px solid var(--border);border-radius:var(--r-sm,8px);font-family:'Barlow',sans-serif;color:var(--text-1);background:var(--surface);outline:none;box-sizing:border-box;}
.ff-form-input:focus,.ff-form-textarea:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(15,42,82,.07);}
.ff-form-textarea{resize:vertical;min-height:78px;line-height:1.6;}
/* share sheet */
.share-option-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:16px 12px;border-radius:var(--r);background:var(--surface-2);border:1.5px solid var(--border);cursor:pointer;font-family:'Barlow',sans-serif;font-size:12px;font-weight:700;color:var(--text-1);text-decoration:none;transition:background .15s,border-color .15s;}
.share-option-btn:hover{background:var(--sky-light);border-color:var(--sky);}
.share-option-btn.copied{background:#dcfce7;border-color:#86efac;color:#166534;}
.share-url-row{display:flex;align-items:center;gap:8px;background:var(--surface-2);border:1.5px solid var(--border);border-radius:var(--r);padding:10px 14px;margin-top:14px;}
.share-url-input{flex:1;border:none;background:transparent;font-size:12px;color:var(--text-2);outline:none;font-family:'Barlow',sans-serif;min-width:0;}