@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;600;700;800&family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500;9..40,600&display=swap');

/* ── Variables ── */
:root {
  --bg:       #0a0a0f;
  --card:     #12121e;
  --primary:  #60b8ff;
  --accent:   #ff9ec8;
  --text:     #f0f0ff;
  --sub:      #8888aa;
  --border:   rgba(96,184,255,0.12);
  --shadow:   0 8px 32px rgba(0,0,0,0.45);
  --radius:   16px;
  --nav-h:    64px;
  --success:  #4ade80;
  --warning:  #facc15;
  --danger:   #f87171;
  --ease:     0.25s cubic-bezier(0.4,0,0.2,1);
}
[data-theme="light"] {
  --bg:      #f8f9ff;
  --card:    #ffffff;
  --primary: #3a9eff;
  --accent:  #ff6bac;
  --text:    #0a0a0f;
  --sub:     #5a5a7a;
  --border:  rgba(58,158,255,0.15);
  --shadow:  0 8px 32px rgba(58,158,255,0.10);
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;transition:background var(--ease),color var(--ease);overflow-x:hidden}
h1,h2,h3,h4{font-family:'Sora',sans-serif;font-weight:700;line-height:1.2}
p{line-height:1.65;color:var(--sub)}
a{color:var(--primary);text-decoration:none}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}

/* ── Layout ── */
.page{padding:24px 20px calc(var(--nav-h) + 24px);max-width:480px;margin:0 auto}
.page-fade{animation:pageFade .3s ease forwards}
@keyframes pageFade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ── Cards ── */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);transition:background var(--ease),border var(--ease)}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:12px;font-family:'Sora',sans-serif;font-size:.9rem;font-weight:600;border:none;cursor:pointer;transition:all var(--ease);text-decoration:none}
.btn-primary{background:linear-gradient(135deg,var(--primary),#3a78ff);color:#fff;box-shadow:0 4px 20px rgba(96,184,255,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(96,184,255,.5)}
.btn-accent{background:linear-gradient(135deg,var(--accent),#ff6bac);color:#fff}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}
.btn-ghost:hover{background:var(--border)}
.btn-danger{background:linear-gradient(135deg,#f87171,#dc2626);color:#fff}
.btn-sm{padding:8px 16px;font-size:.8rem;border-radius:8px}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}

/* ── Forms ── */
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.78rem;font-weight:600;color:var(--sub);margin-bottom:6px;letter-spacing:.05em;text-transform:uppercase}
.form-control{width:100%;padding:12px 16px;background:var(--bg);border:1px solid var(--border);border-radius:10px;color:var(--text);font-family:'DM Sans',sans-serif;font-size:.95rem;transition:border var(--ease),box-shadow var(--ease);outline:none}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(96,184,255,.15)}
.form-control::placeholder{color:var(--sub);opacity:.6}
select.form-control{appearance:none;cursor:pointer}

/* ── Alerts ── */
.alert{padding:10px 14px;border-radius:10px;font-size:.85rem;margin-bottom:14px;display:none}
.alert.show{display:block}
.alert-error{background:rgba(248,113,113,.1);border:1px solid rgba(248,113,113,.3);color:var(--danger)}
.alert-success{background:rgba(74,222,128,.1);border:1px solid rgba(74,222,128,.3);color:var(--success)}
.alert-info{background:rgba(96,184,255,.1);border:1px solid rgba(96,184,255,.3);color:var(--primary)}

/* ── Badge ── */
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:.72rem;font-weight:600;letter-spacing:.04em}
.badge-success{background:rgba(74,222,128,.15);color:var(--success)}
.badge-warning{background:rgba(250,204,21,.15);color:var(--warning)}
.badge-danger{background:rgba(248,113,113,.15);color:var(--danger)}
.badge-primary{background:rgba(96,184,255,.15);color:var(--primary)}
.badge-accent{background:rgba(255,158,200,.15);color:var(--accent)}

/* ── Bottom Nav ── */
.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:var(--nav-h);background:var(--card);border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-around;z-index:100;backdrop-filter:blur(20px)}
.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 16px;color:var(--sub);font-size:.7rem;font-weight:600;letter-spacing:.04em;text-decoration:none;transition:color var(--ease);border:none;background:none;cursor:pointer}
.nav-item svg{width:22px;height:22px;transition:all var(--ease)}
.nav-item.active{color:var(--primary)}
.nav-item.active svg{filter:drop-shadow(0 0 6px var(--primary))}

/* ── Stats ── */
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;position:relative;overflow:hidden}
.stat-card::before{content:'';position:absolute;top:-20px;right:-20px;width:70px;height:70px;border-radius:50%;opacity:.08}
.stat-card.blue::before{background:var(--primary)}
.stat-card.pink::before{background:var(--accent)}
.stat-card.green::before{background:var(--success)}
.stat-card.yellow::before{background:var(--warning)}
.stat-label{font-size:.72rem;font-weight:600;color:var(--sub);text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px}
.stat-value{font-family:'Sora',sans-serif;font-size:1.5rem;font-weight:800}
.stat-value.blue{color:var(--primary)}
.stat-value.pink{color:var(--accent)}
.stat-value.green{color:var(--success)}
.stat-value.yellow{color:var(--warning)}
.stat-sub{font-size:.72rem;color:var(--sub);margin-top:2px}

/* ── Balance Card ── */
.balance-card{background:linear-gradient(135deg,#1a1a3e,#0d0d2b);border:1px solid rgba(96,184,255,.2);border-radius:20px;padding:24px;margin-bottom:20px;position:relative;overflow:hidden}
[data-theme="light"] .balance-card{background:linear-gradient(135deg,#e8f4ff,#f0e8ff);border-color:rgba(58,158,255,.2)}
.balance-card::before{content:'';position:absolute;top:-40px;right:-40px;width:160px;height:160px;background:radial-gradient(circle,rgba(96,184,255,.2),transparent 70%);border-radius:50%}
.balance-card::after{content:'';position:absolute;bottom:-30px;left:-30px;width:120px;height:120px;background:radial-gradient(circle,rgba(255,158,200,.15),transparent 70%);border-radius:50%}
.balance-label{font-size:.78rem;font-weight:600;color:var(--sub);text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px}
.balance-amount{font-family:'Sora',sans-serif;font-size:2.5rem;font-weight:800;color:var(--text);letter-spacing:-1px}
.balance-currency{font-size:1.2rem;font-weight:400;margin-right:4px;opacity:.7}
.balance-actions{display:flex;gap:10px;margin-top:20px;position:relative;z-index:1}
.balance-actions .btn{flex:1}

/* ── List Items ── */
.list-item{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--border)}
.list-item:last-child{border-bottom:none;padding-bottom:0}
.list-item:first-child{padding-top:0}
.list-icon{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1rem}
.list-icon.blue{background:rgba(96,184,255,.12);color:var(--primary)}
.list-icon.pink{background:rgba(255,158,200,.12);color:var(--accent)}
.list-icon.green{background:rgba(74,222,128,.12);color:var(--success)}
.list-icon.red{background:rgba(248,113,113,.12);color:var(--danger)}
.list-body{flex:1;min-width:0}
.list-title{font-weight:600;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list-sub{font-size:.78rem;color:var(--sub);margin-top:2px}
.list-right{text-align:right;flex-shrink:0}
.list-amount{font-family:'Sora',sans-serif;font-weight:700;font-size:.95rem}
.list-amount.debit{color:var(--danger)}
.list-amount.credit{color:var(--success)}

/* ── Section ── */
.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.section-title{font-family:'Sora',sans-serif;font-size:1rem;font-weight:700}
.section-link{font-size:.8rem;color:var(--primary);font-weight:600}

/* ── Modal ── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(8px);z-index:500;display:flex;align-items:flex-end;justify-content:center;opacity:0;pointer-events:none;transition:opacity var(--ease)}
.modal-overlay.active{opacity:1;pointer-events:all}
.modal{background:var(--card);border-radius:24px 24px 0 0;padding:32px 24px;width:100%;max-width:480px;transform:translateY(100%);transition:transform .35s cubic-bezier(.4,0,.2,1);max-height:90vh;overflow-y:auto}
.modal-overlay.active .modal{transform:translateY(0)}
.modal-handle{width:40px;height:4px;background:var(--border);border-radius:4px;margin:0 auto 24px}
.modal-title{font-family:'Sora',sans-serif;font-size:1.3rem;font-weight:700;margin-bottom:20px}

/* ── Toast ── */
.toast-wrap{position:fixed;top:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px 16px;font-size:.875rem;max-width:300px;box-shadow:var(--shadow);animation:slideIn .3s ease forwards;display:flex;align-items:center;gap:10px}
.toast.success{border-left:3px solid var(--success)}
.toast.error{border-left:3px solid var(--danger)}
.toast.info{border-left:3px solid var(--primary)}
@keyframes slideIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}
@keyframes slideOut{from{transform:translateX(0);opacity:1}to{transform:translateX(100%);opacity:0}}

/* ── Spinner ── */
.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Theme toggle ── */
.theme-toggle{width:48px;height:26px;background:var(--border);border-radius:999px;position:relative;cursor:pointer;border:1px solid var(--border);transition:background var(--ease);flex-shrink:0}
.theme-toggle::after{content:'';position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:var(--primary);transition:transform var(--ease)}
[data-theme="light"] .theme-toggle::after{transform:translateX(22px)}

/* ── Session cards ── */
.session-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:10px}
.session-number{font-family:'Sora',sans-serif;font-size:1.1rem;font-weight:700;color:var(--primary);letter-spacing:1px}
.session-meta{display:flex;gap:8px;align-items:center;margin:8px 0;flex-wrap:wrap}
.sms-result{background:rgba(74,222,128,.1);border:1px solid rgba(74,222,128,.2);border-radius:10px;padding:10px 14px;margin-top:10px}
.sms-code{font-family:'Sora',sans-serif;font-size:1.4rem;font-weight:800;color:var(--success);letter-spacing:4px}

/* ── Utility ── */
.text-primary{color:var(--primary)}.text-accent{color:var(--accent)}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.text-sub{color:var(--sub)}.text-sm{font-size:.8rem}.text-center{text-align:center}.fw-bold{font-weight:700}
.mt-4{margin-top:4px}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-20{margin-top:20px}
.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}.mb-16{margin-bottom:16px}.mb-20{margin-bottom:20px}
.flex{display:flex}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}
.gap-8{gap:8px}.gap-12{gap:12px}.w-full{width:100%}.hidden{display:none!important}
.empty-state{text-align:center;padding:40px 20px}
.empty-icon{font-size:3rem;margin-bottom:12px;opacity:.4}
.pulse{animation:pulse 2s ease infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}