/* =====================================================================
 *  OptionPay — Design System v2.0
 *  Premium fintech aesthetics. Emerald-first palette inspired in
 *  professional trading platforms (matrix-green + gold accents).
 *  Production-ready, WCAG-AA contrast, prefers-reduced-motion friendly.
 * ===================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* ============== CORES DE MARCA ============== */
  /* Verde OptionPay — PRIMARY (call-to-action, success, hover, foco) */
  --op-green-50:  #E7FBEE;
  --op-green-100: #C2F1D2;
  --op-green-200: #8FE2A9;
  --op-green-300: #56CD7E;
  --op-green-400: #2EB35E;
  --op-green-500: #16A34A;   /* PRIMARY */
  --op-green-600: #0F8A3E;
  --op-green-700: #0B6C30;
  --op-green-800: #074C22;
  --op-green-900: #033015;
  --op-green-rgb: 22, 163, 74;

  /* Vermelho OptionPay — accent / brand secondary / destructive */
  --op-red-50:  #FEECEE;
  --op-red-100: #FBC9CD;
  --op-red-200: #F5919A;
  --op-red-300: #ED5663;
  --op-red-400: #E0252E;
  --op-red-500: #C8102E;
  --op-red-600: #A50C24;
  --op-red-700: #82081C;
  --op-red-800: #5F0614;
  --op-red-900: #3C040D;
  --op-red-rgb: 200, 16, 46;

  /* Gold premium accent — usado com parcimônia (badges institucionais, prêmios) */
  --op-gold-300: #F2D17A;
  --op-gold-400: #E5BC57;
  --op-gold-500: #D4A537;     /* GOLD */
  --op-gold-600: #B8881D;
  --op-gold-700: #8E6712;

  /* Cores semânticas — VERDE como primary (fintech moderna) */
  --color-primary:     var(--op-green-500);
  --color-primary-rgb: var(--op-green-rgb);
  --color-accent:      var(--op-red-500);   /* secundário institucional */
  --color-accent-rgb:  var(--op-red-rgb);
  --color-premium:     var(--op-gold-500);

  --color-success:     var(--op-green-500);
  --color-danger:      var(--op-red-500);
  --color-warning:     #F59E0B;
  --color-info:        #38BDF8;

  /* ============== ESCALAS NEUTRAS ============== */
  --neutral-0:    #FFFFFF;
  --neutral-50:   #F8FAFC;
  --neutral-100:  #F1F5F9;
  --neutral-200:  #E2E8F0;
  --neutral-300:  #CBD5E1;
  --neutral-400:  #94A3B8;
  --neutral-500:  #64748B;
  --neutral-600:  #475569;
  --neutral-700:  #334155;
  --neutral-800:  #1E293B;
  --neutral-900:  #0F172A;
  --neutral-950:  #0B0F1A;

  /* ============== DARK THEME (DEFAULT) — emerald deep ============== */
  /* Inspirado na paleta da imagem de referência (trading premium):
     fundo verde-preto profundo, com infusão sutil de emerald em halos. */
  --bg-base:      #060B0A;          /* quase preto com tinge verde */
  --bg-surface:   #0B1A14;          /* cards: tinge emerald escuro */
  --bg-elevated:  #11261D;          /* modais/hover */
  --bg-overlay:   rgba(6, 11, 10, 0.88);

  --border:        #1A3325;
  --border-strong: #285741;
  --border-subtle: #102018;

  --text:         #E6EFE9;
  --text-strong:  #FFFFFF;
  --text-muted:   #8DA59A;
  --text-dim:     #5C7468;
  --text-on-primary:#FFFFFF;

  /* Gradientes premium */
  --grad-card-dark:   linear-gradient(145deg, #0E2118 0%, #081410 100%);
  --grad-emerald:     linear-gradient(135deg, var(--op-green-500) 0%, var(--op-green-700) 100%);
  --grad-emerald-glow:linear-gradient(135deg, var(--op-green-400) 0%, var(--op-green-600) 100%);
  --grad-brand:       linear-gradient(135deg, var(--op-red-500) 0%, var(--op-green-500) 100%);
  --grad-brand-soft:  linear-gradient(135deg, rgba(200,16,46,0.08) 0%, rgba(22,163,74,0.10) 100%);
  --grad-gold:        linear-gradient(135deg, var(--op-gold-400) 0%, var(--op-gold-600) 100%);

  /* ============== ELEVAÇÕES (sombras + glow) ============== */
  --shadow-xs:  0 1px 2px rgba(0, 0, 0, .35);
  --shadow-sm:  0 2px 4px rgba(0, 0, 0, .40);
  --shadow:     0 4px 12px rgba(0, 0, 0, .45);
  --shadow-md:  0 8px 20px rgba(0, 0, 0, .55);
  --shadow-lg:  0 16px 36px rgba(0, 0, 0, .65);
  --shadow-xl:  0 24px 60px rgba(0, 0, 0, .75);
  --shadow-glow:       0 0 24px rgba(22, 163, 74, 0.35);
  --shadow-glow-soft:  0 0 16px rgba(22, 163, 74, 0.20);
  --shadow-glow-red:   0 0 24px rgba(200, 16, 46, 0.30);
  --shadow-glow-gold:  0 0 24px rgba(212, 165, 55, 0.30);

  /* ============== TIPOGRAFIA ============== */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --fs-2xs:  0.6875rem;   /* 11px */
  --fs-xs:   0.75rem;     /* 12px */
  --fs-sm:   0.875rem;    /* 14px */
  --fs-base: 1rem;        /* 16px */
  --fs-md:   1.125rem;    /* 18px */
  --fs-lg:   1.25rem;     /* 20px */
  --fs-xl:   1.5rem;      /* 24px */
  --fs-2xl:  1.875rem;    /* 30px */
  --fs-3xl:  2.25rem;     /* 36px */
  --fs-4xl:  3rem;        /* 48px */

  --fw-light:    300;
  --fw-regular:  400;
  --fw-medium:   500;
  --fw-semibold: 600;
  --fw-bold:     700;
  --fw-extrabold:800;

  --lh-tight: 1.2;
  --lh-snug:  1.4;
  --lh-base:  1.6;

  /* ============== ESPAÇAMENTO (4px scale) ============== */
  --sp-1: 0.25rem;  --sp-2: 0.5rem;   --sp-3: 0.75rem;
  --sp-4: 1rem;     --sp-5: 1.25rem;  --sp-6: 1.5rem;
  --sp-8: 2rem;     --sp-10:2.5rem;   --sp-12:3rem;
  --sp-16:4rem;     --sp-20:5rem;     --sp-24:6rem;

  /* ============== RAIO ============== */
  --r-xs:  4px;   --r-sm: 6px;   --r:    8px;
  --r-md:  12px;  --r-lg: 16px;  --r-xl: 20px;
  --r-2xl: 24px;  --r-full: 9999px;

  /* ============== ANIMAÇÃO ============== */
  --ease-out:   cubic-bezier(.16, 1, .3, 1);
  --ease-in:    cubic-bezier(.7, 0, .84, 0);
  --ease-soft:  cubic-bezier(.4, 0, .2, 1);
  --ease-bounce:cubic-bezier(.68, -.55, .27, 1.55);
  --dur-instant:80ms;
  --dur-fast:   150ms;
  --dur:        250ms;
  --dur-slow:   400ms;

  /* ============== Z-INDEX ============== */
  --z-base:    1;
  --z-sticky:  100;
  --z-overlay: 1000;
  --z-modal:   2000;
  --z-toast:   3000;
  --z-loading: 9999;
}

/* ============== LIGHT THEME (opt-in) — branco com toques emerald ============== */
[data-theme="light"] {
  --bg-base:      #F7FAF8;
  --bg-surface:   #FFFFFF;
  --bg-elevated:  #F1F7F3;
  --bg-overlay:   rgba(247, 250, 248, 0.92);

  --border:        #DCE7E0;
  --border-strong: #B8CDC2;
  --border-subtle: #ECF2EE;

  --text:         var(--neutral-800);
  --text-strong:  var(--neutral-950);
  --text-muted:   var(--neutral-500);
  --text-dim:     var(--neutral-400);

  --grad-card-dark:   linear-gradient(145deg, #FFFFFF 0%, #F1F7F3 100%);
  --grad-brand-soft:  linear-gradient(135deg, rgba(200,16,46,0.04) 0%, rgba(22,163,74,0.06) 100%);

  --shadow-xs:  0 1px 2px rgba(15,23,42,.05);
  --shadow-sm:  0 2px 4px rgba(15,23,42,.06);
  --shadow:     0 4px 12px rgba(15,23,42,.08);
  --shadow-md:  0 8px 20px rgba(15,23,42,.10);
  --shadow-lg:  0 16px 36px rgba(15,23,42,.12);
  --shadow-xl:  0 24px 60px rgba(15,23,42,.16);
}

/* ===================== RESET ===================== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; tab-size: 4; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  color: var(--text);
  background:
    radial-gradient(1100px 600px at -10% 0%, rgba(22,163,74,0.05), transparent 60%),
    radial-gradient(1100px 600px at 110% 100%, rgba(200,16,46,0.04), transparent 60%),
    var(--bg-base);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--op-green-400); text-decoration: none; transition: color var(--dur-fast); }
a:hover { color: var(--op-green-300); }

/* ===================== UTILITÁRIOS ===================== */
.op-text-red    { color: var(--op-red-400); }
.op-text-green  { color: var(--op-green-400); }
.op-text-gold   { color: var(--op-gold-400); }
.op-text-mono   { font-family: var(--font-mono); }
.op-text-grad-emerald {
  background: var(--grad-emerald-glow);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.op-text-grad-brand {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.op-divider { height: 1px; background: var(--border); border: 0; margin: var(--sp-4) 0; }

/* ===================== BOTÕES ===================== */
.op-btn {
  --_bg:     var(--bg-elevated);
  --_color:  var(--text);
  --_border: var(--border);
  --_glow:   transparent;
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-5);
  background: var(--_bg);
  color: var(--_color);
  border: 1px solid var(--_border);
  border-radius: var(--r);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-sm);
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur) var(--ease-out),
              background var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
  user-select: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.op-btn::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.08) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform var(--dur-slow) var(--ease-out);
}
.op-btn:hover::before  { transform: translateX(100%); }
.op-btn:hover  { transform: translateY(-1px); box-shadow: var(--_glow), var(--shadow-md); }
.op-btn:active { transform: translateY(0); }
.op-btn:disabled, .op-btn[aria-disabled="true"] {
  opacity: .5; cursor: not-allowed; transform: none;
}
.op-btn:disabled::before { display: none; }

/* PRIMARY = VERDE (CTAs principais) */
.op-btn--primary {
  --_bg: var(--grad-emerald);
  --_color: var(--text-on-primary);
  --_border: transparent;
  --_glow: var(--shadow-glow);
  background: var(--grad-emerald);
}
.op-btn--primary:hover { box-shadow: var(--shadow-glow), var(--shadow-md); }

/* ACCENT = vermelho (perigo / destaque institucional) */
.op-btn--accent {
  --_bg: linear-gradient(135deg, var(--op-red-500), var(--op-red-600));
  --_color: var(--text-on-primary);
  --_border: transparent;
  --_glow: var(--shadow-glow-red);
  background: linear-gradient(135deg, var(--op-red-500), var(--op-red-600));
}

/* GOLD - premium / institucional */
.op-btn--gold {
  --_bg: var(--grad-gold);
  --_color: #1A1208;
  --_border: transparent;
  --_glow: var(--shadow-glow-gold);
  background: var(--grad-gold);
}

.op-btn--ghost  { --_bg: transparent; --_border: var(--border-strong); }
.op-btn--ghost:hover { background: rgba(22,163,74,.06); border-color: var(--op-green-700); }

.op-btn--danger {
  --_bg: rgba(200,16,46,.10);
  --_color: var(--op-red-300);
  --_border: rgba(200,16,46,.30);
}

.op-btn--lg { padding: var(--sp-4) var(--sp-6); font-size: var(--fs-base); }
.op-btn--xl { padding: var(--sp-5) var(--sp-8); font-size: var(--fs-md); }
.op-btn--block { width: 100%; }

/* ===================== INPUTS ===================== */
.op-input, .op-select, .op-textarea {
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  background: rgba(255, 255, 255, .03);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-size: var(--fs-sm);
  outline: 0;
  transition: border-color var(--dur-fast), box-shadow var(--dur), background var(--dur-fast);
}
[data-theme="light"] .op-input,
[data-theme="light"] .op-select,
[data-theme="light"] .op-textarea {
  background: var(--neutral-0);
}
.op-input:hover, .op-select:hover, .op-textarea:hover { border-color: var(--border-strong); }
.op-input:focus, .op-select:focus, .op-textarea:focus {
  border-color: var(--op-green-500);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, .15);
  background: rgba(22,163,74,.03);
}
.op-input::placeholder { color: var(--text-dim); }

.op-field { margin-bottom: var(--sp-4); }
.op-field label { display: block; margin-bottom: var(--sp-2); font-size: var(--fs-xs);
                  text-transform: uppercase; letter-spacing: .06em; color: var(--text-muted);
                  font-weight: var(--fw-semibold); }
.op-field .hint { display: block; margin-top: var(--sp-1); font-size: var(--fs-xs); color: var(--text-dim); }

/* Senha + olho */
.op-input-group { position: relative; }
.op-input-group .op-input { padding-right: 44px; }
.op-input-action {
  position: absolute; right: var(--sp-2); top: 50%; transform: translateY(-50%);
  background: none; border: 0; color: var(--text-muted); cursor: pointer;
  padding: var(--sp-2); border-radius: var(--r-xs); font-size: var(--fs-md);
  transition: color var(--dur-fast), background var(--dur-fast);
}
.op-input-action:hover { color: var(--op-green-400); background: rgba(22,163,74,.08); }

/* ===================== CARDS ===================== */
.op-card {
  background: var(--grad-card-dark);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-6);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: box-shadow var(--dur), transform var(--dur), border-color var(--dur);
}
.op-card--hover:hover { transform: translateY(-2px); box-shadow: var(--shadow-md);
                        border-color: var(--border-strong); }

/* Card com faixa colorida superior — premium */
.op-card--accent::before {
  content:''; position:absolute; top:0; left:0; right:0; height:2px;
  background: var(--grad-brand);
  border-radius: var(--r-lg) var(--r-lg) 0 0;
}
.op-card--emerald::before {
  content:''; position:absolute; top:0; left:0; right:0; height:2px;
  background: var(--grad-emerald-glow);
  border-radius: var(--r-lg) var(--r-lg) 0 0;
  box-shadow: 0 0 18px rgba(22,163,74,.4);
}

/* ===================== TAGS / BADGES ===================== */
.op-tag {
  display: inline-flex; align-items: center; gap: var(--sp-1);
  padding: 3px var(--sp-2);
  border-radius: var(--r-full);
  font-size: var(--fs-2xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: .08em;
  border: 1px solid transparent;
}
.op-tag--success { background: rgba(22,163,74,.14);  color: var(--op-green-300); border-color: rgba(22,163,74,.30); }
.op-tag--danger  { background: rgba(200,16,46,.14);  color: var(--op-red-300);   border-color: rgba(200,16,46,.30); }
.op-tag--warning { background: rgba(245,158,11,.14); color: #FBBF24;             border-color: rgba(245,158,11,.30); }
.op-tag--info    { background: rgba(56,189,248,.12); color: #7DD3FC;             border-color: rgba(56,189,248,.30); }
.op-tag--gold    { background: rgba(212,165,55,.12); color: var(--op-gold-300);  border-color: rgba(212,165,55,.30); }
.op-tag--neutral { background: rgba(141,165,154,.10);color: var(--text-muted);   border-color: var(--border); }

/* ===================== TABELAS ===================== */
.op-table { width: 100%; border-collapse: collapse; }
.op-table th, .op-table td { padding: var(--sp-3) var(--sp-4); border-bottom: 1px solid var(--border); text-align: left; vertical-align: middle; }
.op-table th { background: rgba(22,163,74,.05); color: var(--text-muted); font-size: var(--fs-2xs);
               text-transform: uppercase; letter-spacing: .08em; font-weight: var(--fw-semibold); }
.op-table tr { transition: background var(--dur-fast); }
.op-table tbody tr:hover td { background: rgba(22,163,74,.04); }
.op-table code { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--op-green-300); }

/* ===================== ALERT ===================== */
.op-alert {
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-size: var(--fs-sm);
  display: flex; gap: var(--sp-3); align-items: flex-start;
}
.op-alert > span:first-child { font-weight: var(--fw-bold); flex-shrink: 0; }
.op-alert--success { background: rgba(22,163,74,.08);  border-color: rgba(22,163,74,.30);  color: var(--op-green-200); }
.op-alert--danger  { background: rgba(200,16,46,.08);  border-color: rgba(200,16,46,.30);  color: var(--op-red-200); }
.op-alert--warning { background: rgba(245,158,11,.08); border-color: rgba(245,158,11,.30); color: #FCD34D; }
.op-alert--info    { background: rgba(56,189,248,.08); border-color: rgba(56,189,248,.30); color: #BAE6FD; }

/* ===================== LAYOUT ===================== */
.op-app { display: flex; min-height: 100vh; }
.op-sidebar {
  position: fixed; inset: 0 auto 0 0; width: 260px;
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  padding: var(--sp-6) var(--sp-3);
  z-index: var(--z-sticky);
  transition: transform var(--dur) var(--ease-out);
}
.op-sidebar__logo { padding: 0 var(--sp-3) var(--sp-6); }
.op-sidebar__logo img { height: 36px; width: auto; }
.op-nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.op-nav__item {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-3); border-radius: var(--r);
  color: var(--text-muted); text-decoration: none;
  font-size: var(--fs-sm); font-weight: var(--fw-medium);
  transition: background var(--dur-fast), color var(--dur-fast), box-shadow var(--dur-fast);
  position: relative;
}
.op-nav__item:hover { background: rgba(22,163,74,.06); color: var(--text); }
.op-nav__item.is-active {
  background: linear-gradient(90deg, rgba(22,163,74,.18) 0%, rgba(22,163,74,.04) 100%);
  color: var(--text-strong);
  box-shadow: inset 3px 0 0 var(--op-green-500);
}
.op-nav__item .icon { width: 18px; text-align: center; }
.op-main { flex: 1; margin-left: 260px; padding: var(--sp-8); min-width: 0; }
@media (max-width: 900px) {
  .op-sidebar { transform: translateX(-100%); width: 280px; }
  .op-sidebar.is-open { transform: translateX(0); box-shadow: var(--shadow-xl); }
  .op-main { margin-left: 0; padding: var(--sp-4); padding-top: var(--sp-16); }
}

/* ===================== HEADER ===================== */
.op-page-header { display: flex; justify-content: space-between; align-items: center; gap: var(--sp-4); margin-bottom: var(--sp-6); flex-wrap: wrap; }
.op-page-header h1 { font-size: var(--fs-2xl); font-weight: var(--fw-light); margin: 0; color: var(--text-strong); letter-spacing: -0.01em; }
.op-page-header h1 .accent { color: var(--op-green-400); font-weight: var(--fw-semibold); }
.op-page-header p { color: var(--text-muted); font-size: var(--fs-sm); margin: var(--sp-1) 0 0; max-width: 60ch; }

/* ===================== TRUST BADGES ===================== */
.op-trust {
  display: flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  background: rgba(22,163,74,.06);
  border: 1px solid rgba(22,163,74,.20);
  border-radius: var(--r-full);
  font-size: var(--fs-xs);
  color: var(--op-green-200);
}
.op-trust__icon { width: 14px; height: 14px; color: var(--op-green-400); }

/* ===================== FOCUS RING (a11y) ===================== */
:focus-visible {
  outline: 2px solid var(--op-green-500);
  outline-offset: 2px;
  border-radius: var(--r-xs);
}

/* ===================== SCROLLBAR ===================== */
::-webkit-scrollbar       { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-surface); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: var(--r-full);
                            border: 2px solid var(--bg-surface); }
::-webkit-scrollbar-thumb:hover { background: var(--op-green-700); }

/* ===================== KEYFRAMES ÚTEIS ===================== */
@keyframes op-fade-in    { from { opacity: 0; }                                to { opacity: 1; } }
@keyframes op-slide-up   { from { opacity: 0; transform: translateY(8px); }    to { opacity: 1; transform: translateY(0); } }
@keyframes op-pulse      { 0%, 100% { opacity: 1; transform: scale(1); }      50% { opacity: .5; transform: scale(.85); } }

.op-anim-fade-in    { animation: op-fade-in  var(--dur) var(--ease-out) both; }
.op-anim-slide-up   { animation: op-slide-up var(--dur) var(--ease-out) both; }

/* ===================== PRINT ===================== */
@media print {
  .op-sidebar, .op-page-header__actions, .op-loading { display: none !important; }
  .op-main { margin: 0; }
  body { background: #fff; color: #000; }
}

/* ===================== REDUCED MOTION ===================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}