/* ============================================================
   APEX FLIGHT ACADEMY — SHARED DESIGN SYSTEM v2.0
   Centennial Campus (KAPA) · centennial.apexflightacademy.com
   Faithful to the original site · Extended for network
   ============================================================ */

/* ── TOKENS ─────────────────────────────────────────────────── */
:root {
  --navy:       #0B1829;
  --blue:       #185FA5;
  --blue-mid:   #2471C8;
  --blue-light: #D9E8F6;
  --sky:        #EBF4FF;
  --white:      #FFFFFF;
  --off-white:  #F8FAFC;
  --gray:       #64748B;
  --gray-light: #E2E8F0;
  --teal:       #0F6E56;
  --amber:      #854F0B;
  --coral:      #993C1D;
  --red:        #DC2626;
  --green:      #16A34A;
  --text:       #0F172A;
  /* Campus accent — KAPA is coral */
  --accent:     #993C1D;
  --font-display:'Bebas Neue',sans-serif;
  --font-body:  'DM Sans',sans-serif;
  --font-mono:  'DM Mono',monospace;
  --max-w:      1280px;
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  12px;
  --shadow-card:0 8px 32px rgba(24,95,165,0.10);
  --shadow-lg:  0 16px 48px rgba(0,0,0,0.14);
  --transition: all .2s ease;
}

/* ── RESET ───────────────────────────────────────────────────── */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--text);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:var(--blue);text-decoration:none}

/* ── ANNOUNCEMENT BANNER ─────────────────────────────────────── */
.apex-banner{display:none;width:100%;padding:.75rem 3rem;text-align:center;font-size:14px;font-weight:500;position:relative;align-items:center;justify-content:center}
.apex-banner.visible{display:flex}
.apex-banner a{font-weight:700;text-decoration:underline;color:inherit}
.apex-banner-dismiss{position:absolute;right:1rem;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;font-size:18px;opacity:.7;color:inherit;padding:0 .5rem}
.apex-banner-dismiss:hover{opacity:1}
.apex-banner-coral{background:#993C1D;color:white}
.apex-banner-navy{background:#0B1829;color:white;border-bottom:1px solid rgba(255,255,255,0.1)}
.apex-banner-amber{background:#854F0B;color:white}
.apex-banner-teal{background:#0F6E56;color:white}
.apex-banner-red{background:#DC2626;color:white}

/* ── NAV ─────────────────────────────────────────────────────── */
.nav-outer{background:var(--navy);position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(255,255,255,0.07)}
.nav-inner{max-width:var(--max-w);margin:0 auto;padding:0 2rem;display:flex;align-items:center;justify-content:space-between;height:68px}
.nav-logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.nav-logo-mark{width:36px;height:36px;background:var(--coral);clip-path:polygon(50% 0%,100% 100%,0% 100%);flex-shrink:0}
.nav-logo-text{color:white;font-family:var(--font-display);font-size:22px;letter-spacing:2px}
.nav-logo-sub{color:rgba(255,255,255,0.4);font-size:9px;font-family:var(--font-mono);letter-spacing:1px}
.nav-campus-tag{background:rgba(153,60,29,0.2);color:#F4A27A;border:1px solid rgba(153,60,29,0.3);border-radius:20px;font-family:var(--font-mono);font-size:10px;letter-spacing:2px;padding:3px 10px;margin-left:8px}

/* Hamburger */
.hamburger{background:none;border:none;cursor:pointer;padding:8px;display:flex;flex-direction:column;gap:5px;z-index:200}
.hamburger span{display:block;width:24px;height:2px;background:white;border-radius:2px;transition:var(--transition)}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Sidebar */
.nav-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.55);z-index:150;opacity:0;pointer-events:none;transition:opacity .3s}
.nav-overlay.open{opacity:1;pointer-events:all}
.nav-sidebar{position:fixed;top:0;left:0;bottom:0;width:300px;background:var(--navy);z-index:160;transform:translateX(-100%);transition:transform .35s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,0.08);overflow-y:auto}
.nav-sidebar.open{transform:translateX(0)}
.nav-sidebar-head{padding:1.25rem 1.5rem;border-bottom:1px solid rgba(255,255,255,0.08);display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-sidebar-mark{width:38px;height:38px;background:var(--coral);clip-path:polygon(50% 0%,100% 100%,0% 100%);flex-shrink:0}
.nav-sidebar-text{color:white;font-family:var(--font-display);font-size:20px;letter-spacing:2px}
.nav-sidebar-sub{color:rgba(255,255,255,0.4);font-size:9px;font-family:var(--font-mono);letter-spacing:1px}
.nav-section{padding:.5rem 1.5rem .25rem;color:rgba(255,255,255,0.25);font-size:10px;font-family:var(--font-mono);letter-spacing:2px;text-transform:uppercase;margin-top:.5rem;flex-shrink:0}
.nav-item{display:flex;align-items:center;gap:12px;padding:11px 1.5rem;color:rgba(255,255,255,0.6);text-decoration:none;font-size:14px;font-weight:500;transition:var(--transition);border-left:3px solid transparent;flex-shrink:0}
.nav-item:hover{color:white;background:rgba(255,255,255,0.04)}
.nav-item.active{color:white;background:rgba(153,60,29,0.15);border-left-color:var(--coral)}
.nav-item .ni{font-size:16px;width:20px;text-align:center;flex-shrink:0}
.nav-foot{margin-top:auto;padding:1.25rem 1.5rem;border-top:1px solid rgba(255,255,255,0.08);flex-shrink:0}
.nav-foot a{display:block;color:rgba(255,255,255,0.3);font-size:12px;text-decoration:none;margin-bottom:.375rem;font-family:var(--font-mono)}
.nav-foot a:hover{color:rgba(255,255,255,0.7)}

/* ── BUTTONS ─────────────────────────────────────────────────── */
.btn-primary{background:var(--blue);color:white;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:600;font-size:15px;transition:var(--transition);display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;font-family:var(--font-body)}
.btn-primary:hover{background:var(--blue-mid);transform:translateY(-1px)}
.btn-outline{border:1.5px solid rgba(255,255,255,0.25);color:white;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:500;font-size:15px;transition:var(--transition);display:inline-flex;align-items:center;gap:8px;background:transparent;cursor:pointer;font-family:var(--font-body)}
.btn-outline:hover{border-color:white;background:rgba(255,255,255,0.05)}
.btn-sm{padding:8px 16px;font-size:13px}
.btn-coral{background:var(--coral);color:white;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:600;font-size:15px;transition:var(--transition);display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;font-family:var(--font-body)}
.btn-coral:hover{opacity:.9;transform:translateY(-1px)}

/* ── TRUST BAR ───────────────────────────────────────────────── */
.trust-bar{background:var(--off-white);border-bottom:1px solid var(--gray-light);padding:1rem 0}
.trust-inner{max-width:var(--max-w);margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.trust-item{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--gray)}
.trust-icon{width:20px;height:20px;background:var(--blue);border-radius:4px;display:flex;align-items:center;justify-content:center}
.trust-icon svg{width:12px;height:12px;fill:white}

/* ── SECTIONS ────────────────────────────────────────────────── */
.section{padding:6rem 0}
.section-inner{max-width:var(--max-w);margin:0 auto;padding:0 2rem}
.section-label{font-family:var(--font-mono);font-size:11px;letter-spacing:2px;color:var(--blue);text-transform:uppercase;margin-bottom:.75rem}
.section-title{font-family:var(--font-display);font-size:clamp(40px,5vw,64px);letter-spacing:1px;line-height:1;color:var(--navy);margin-bottom:1rem}
.section-sub{color:var(--gray);font-size:17px;line-height:1.7;max-width:560px}

/* ── CARDS ───────────────────────────────────────────────────── */
.card{background:white;border:1px solid var(--gray-light);border-radius:var(--radius-lg);padding:1.5rem;transition:var(--transition)}
.card:hover{border-color:var(--blue);box-shadow:var(--shadow-card);transform:translateY(-2px)}
.card-dark{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius-lg);padding:1.5rem;transition:var(--transition)}
.card-dark:hover{background:rgba(255,255,255,0.07);border-color:rgba(24,95,165,0.5)}

/* ── BADGES ──────────────────────────────────────────────────── */
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-family:var(--font-mono);font-weight:600;letter-spacing:.5px}
.badge-blue{background:var(--sky);color:var(--blue)}
.badge-green{background:#DCFCE7;color:#15803D}
.badge-red{background:#FEE2E2;color:#991B1B}
.badge-amber{background:#FEF3C7;color:#854F0B}
.badge-coral{background:rgba(153,60,29,0.1);color:var(--coral)}
.badge-navy{background:var(--navy);color:white}

/* ── FORMS ───────────────────────────────────────────────────── */
.field{margin-bottom:1rem}
.field label{display:block;font-size:11px;font-family:var(--font-mono);color:var(--gray);text-transform:uppercase;letter-spacing:.5px;margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;padding:9px 12px;border:1.5px solid var(--gray-light);border-radius:var(--radius-sm);font-size:14px;font-family:var(--font-body);outline:none;transition:border-color .15s;background:white;color:var(--text)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue)}
.field textarea{resize:vertical;min-height:80px}

/* ── TABLES ──────────────────────────────────────────────────── */
.apex-table{width:100%;border-collapse:collapse;background:white;border:1px solid var(--gray-light);border-radius:var(--radius-md);overflow:hidden}
.apex-table th{background:var(--off-white);padding:9px 14px;text-align:left;font-size:11px;font-family:var(--font-mono);color:var(--gray);letter-spacing:.5px;border-bottom:2px solid var(--gray-light)}
.apex-table td{padding:10px 14px;font-size:14px;border-bottom:1px solid var(--gray-light);vertical-align:middle}
.apex-table tr:last-child td{border-bottom:none}
.apex-table tr:hover td{background:#FAFBFD}

/* ── TOAST ───────────────────────────────────────────────────── */
.toast{position:fixed;bottom:1.5rem;right:1.5rem;background:var(--navy);color:white;padding:.75rem 1.25rem;border-radius:var(--radius-md);font-size:13px;font-weight:500;z-index:600;transform:translateY(80px);opacity:0;transition:all .3s;pointer-events:none;border-left:4px solid var(--blue)}
.toast.show{transform:translateY(0);opacity:1}

/* ── FOOTER ──────────────────────────────────────────────────── */
.site-footer{background:var(--navy);color:white;padding:4rem 2rem 2rem}
.footer-inner{max-width:var(--max-w);margin:0 auto}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}
.footer-brand{font-family:var(--font-display);font-size:28px;color:white;letter-spacing:2px;margin-bottom:.75rem}
.footer-tagline{font-size:14px;color:rgba(255,255,255,0.5);line-height:1.6}
.footer-col h4{color:white;font-size:11px;font-weight:600;letter-spacing:2px;text-transform:uppercase;margin-bottom:1rem;font-family:var(--font-mono)}
.footer-col a,.footer-col p{display:block;color:rgba(255,255,255,0.45);text-decoration:none;font-size:14px;margin-bottom:.5rem;transition:color .2s;line-height:1.6}
.footer-col a:hover{color:white}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding-top:1.5rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.footer-copy{color:rgba(255,255,255,0.3);font-size:12px;font-family:var(--font-mono)}
.footer-network{display:flex;gap:1.5rem;flex-wrap:wrap}
.footer-network a{color:rgba(255,255,255,0.25);font-size:11px;font-family:var(--font-mono);text-decoration:none;transition:color .2s;letter-spacing:.5px}
.footer-network a:hover{color:rgba(255,255,255,0.6)}

/* ── NETWORK BAR ─────────────────────────────────────────────── */
.network-bar{background:rgba(255,255,255,0.03);border-top:1px solid rgba(255,255,255,0.06);padding:.75rem 2rem;display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}
.network-bar-label{font-family:var(--font-mono);font-size:10px;color:rgba(255,255,255,0.25);letter-spacing:2px;white-space:nowrap}
.network-bar a{font-family:var(--font-mono);font-size:11px;color:rgba(255,255,255,0.35);text-decoration:none;letter-spacing:.5px;transition:color .2s}
.network-bar a:hover{color:white}
.network-bar a.current{color:var(--coral)}

/* ── SCROLL ANIMATION ────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
.reveal-delay-1{transition-delay:.1s}
.reveal-delay-2{transition-delay:.2s}
.reveal-delay-3{transition-delay:.3s}

/* ── SKELETON ────────────────────────────────────────────────── */
.skeleton{background:linear-gradient(90deg,var(--gray-light) 25%,#f0f4f8 50%,var(--gray-light) 75%);background-size:200% 100%;animation:skeleton-load 1.5s infinite;border-radius:var(--radius-sm)}
@keyframes skeleton-load{0%{background-position:200% 0}100%{background-position:-200% 0}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── MANAGEMENT PORTAL BASE ──────────────────────────────────── */
.mgmt-layout{display:flex;min-height:100vh;background:var(--off-white)}
.mgmt-sidebar{width:260px;background:var(--navy);flex-shrink:0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}
.mgmt-sidebar-head{padding:1.25rem;border-bottom:1px solid rgba(255,255,255,0.08)}
.mgmt-sidebar-logo{color:white;font-family:var(--font-display);font-size:18px;letter-spacing:2px}
.mgmt-sidebar-sub{color:rgba(255,255,255,0.35);font-size:10px;font-family:var(--font-mono);letter-spacing:1px;margin-top:2px}
.mgmt-nav-section{padding:.5rem 1rem .25rem;color:rgba(255,255,255,0.25);font-size:10px;font-family:var(--font-mono);letter-spacing:1.5px;text-transform:uppercase;margin-top:.5rem}
.mgmt-nav-item{display:flex;align-items:center;gap:10px;padding:10px 1rem;color:rgba(255,255,255,0.55);text-decoration:none;font-size:13px;font-weight:500;cursor:pointer;border:none;background:none;width:100%;text-align:left;transition:var(--transition);border-left:3px solid transparent;font-family:var(--font-body)}
.mgmt-nav-item:hover{color:white;background:rgba(255,255,255,0.04)}
.mgmt-nav-item.active{color:white;background:rgba(24,95,165,0.15);border-left-color:var(--blue)}
.mgmt-nav-item .icon{font-size:15px;width:18px;text-align:center;flex-shrink:0}
.mgmt-nav-item .badge{margin-left:auto;background:var(--coral);color:white;font-size:10px;padding:2px 7px;border-radius:10px;font-family:var(--font-mono)}
.mgmt-content{flex:1;padding:2rem;overflow-y:auto;min-width:0}
.mgmt-page{display:none}
.mgmt-page.active{display:block}
.mgmt-page-title{font-family:var(--font-display);font-size:32px;letter-spacing:2px;color:var(--navy);margin-bottom:.25rem}
.mgmt-page-sub{color:var(--gray);font-size:14px;margin-bottom:2rem}

/* Management cards */
.mgmt-card{background:white;border:1px solid var(--gray-light);border-radius:var(--radius-lg);padding:1.5rem;margin-bottom:1rem}
.mgmt-card-title{font-size:15px;font-weight:700;color:var(--navy);margin-bottom:.25rem}
.mgmt-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:2rem}
.mgmt-stat{background:white;border:1px solid var(--gray-light);border-radius:var(--radius-md);padding:1.25rem;text-align:center}
.mgmt-stat-val{font-family:var(--font-display);font-size:40px;color:var(--blue);line-height:1}
.mgmt-stat-label{font-family:var(--font-mono);font-size:10px;color:var(--gray);letter-spacing:1.5px;margin-top:.375rem}

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media(max-width:1024px){
  .mgmt-sidebar{width:220px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:2rem}
}
@media(max-width:768px){
  .section{padding:4rem 0}
  .section-inner{padding:0 1.25rem}
  .footer-grid{grid-template-columns:1fr}
  .mgmt-layout{flex-direction:column}
  .mgmt-sidebar{width:100%;height:auto;position:relative}
  .mgmt-stat-grid{grid-template-columns:repeat(2,1fr)}
  .trust-inner{flex-direction:column;align-items:flex-start;gap:.75rem}
  .network-bar{gap:1rem}
}
@media(max-width:480px){
  .btn-primary,.btn-outline,.btn-coral{padding:12px 20px;font-size:14px}
  .mgmt-stat-grid{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}