@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500;1,600;1,700&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* AG Nova brand palette — extracted from logo */
  --accent: #df7b35;          /* warm orange — primary CTA */
  --accent-dark: #c26825;     /* darker orange on hover */
  --teal: #7faea8;            /* sage teal — secondary */
  --teal-dark: #5f8f89;
  --green: #5a9e7a;
  --red: #c0392b;

  /* DEFAULT: Dark Mode Values */
  --bg: #0a0f19;              /* Deep dark blue */
  --surface: #111827;         /* Darker slate */
  --border: #1f2937;
  --border-strong: #374151;
  --text: #f9fafb;
  --text-muted: #9ca3af;
  --text-faint: #6b7280;

  --accent-light: rgba(223, 123, 53, 0.15);
  --teal-light: rgba(127, 174, 168, 0.15);
  --cream: #1e293b;

  --code-bg: #0b0f17;
  --code-text: #f3f4f6;

  --green-bg: rgba(90, 158, 122, 0.15);
  --green-text: #34d399;
  --green-border: rgba(52, 211, 153, 0.3);

  --red-bg: rgba(192, 57, 43, 0.15);
  --red-text: #f87171;
  --red-border: rgba(248, 113, 113, 0.3);

  --yellow-bg: rgba(245, 158, 11, 0.15);
  --yellow-text: #fbbf24;
  --yellow-border: rgba(245, 158, 11, 0.3);

  /* Squareness: minimal radius */
  --radius: 4px;
  --radius-sm: 2px;

  --shadow-sm: 0 2px 4px rgba(0,0,0,.3);
  --shadow: 0 4px 12px rgba(0,0,0,.5);
}

/* ── Light Mode Overrides ── */
html.light {
  --bg: #f5f5f4;
  --surface: #ffffff;
  --border: #e2e0db;
  --border-strong: #c9c5bc;
  --text: #1a1916;
  --text-muted: #5c584f;
  --text-faint: #9c9890;

  --accent-light: #fdf0e6;
  --teal-light: #edf4f3;
  --cream: #e8e3d8;

  --code-bg: #16140f;
  --code-text: #e8e3d8;

  --green-bg: #e6f4ec;
  --green-text: #1a5c35;
  --green-border: #a8d5bc;

  --red-bg: #fdecea;
  --red-text: #7b1a12;
  --red-border: #f5b8b2;

  --yellow-bg: #fdf8e6;
  --yellow-text: #7a5a10;
  --yellow-border: #e8c84a;

  --shadow-sm: 0 1px 2px rgba(0,0,0,.06);
  --shadow: 0 2px 8px rgba(0,0,0,.09);
}

html { scroll-behavior: smooth; }
body { display: flex; flex-direction: column; font-family: 'IBM Plex Mono', monospace; background: var(--bg); color: var(--text); line-height: 1.6; min-height: 100vh; }

.sections-container, .page-container { flex: 1; }

.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 1.25rem 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: auto;
}

/* ── Navbar ── */
.navbar {
  display: flex; align-items: center; padding: 0 2rem;
  height: 56px; background: var(--surface); border-bottom: 2px solid var(--accent);
  position: sticky; top: 0; z-index: 100;
  box-shadow: var(--shadow-sm);
}
.nav-brand { display: flex; align-items: center; gap: 0.65rem; text-decoration: none; color: var(--text); }
.nav-logo { height: 32px; width: auto; display: block; }
.nav-title { font-size: 1rem; font-weight: 700; letter-spacing: -0.01em; }

/* ── Theme Toggle Button ── */
.btn-theme-toggle {
  background: none; border: 1px solid var(--border); border-radius: 50%;
  width: 34px; height: 34px; display: flex; align-items: center; justify-content: center;
  margin-left: auto; cursor: pointer; transition: border-color 0.15s ease, background 0.15s ease;
}
.btn-theme-toggle:hover { border-color: var(--accent); background: rgba(223, 123, 53, 0.08); }

.btn-theme-toggle svg {
  width: 1.15rem; height: 1.15rem;
  stroke: var(--accent); /* Brand orange provides energetic contrast */
  transition: transform 0.2s ease;
}
.btn-theme-toggle:hover svg { transform: scale(1.1); }

/* ── Page layout ── */
.page-container { max-width: 860px; margin: 0 auto; padding: 2.5rem 1.5rem 4rem; }
.page-header { margin-bottom: 2rem; }
.page-header h1 { font-size: 1.7rem; font-weight: 700; letter-spacing: -0.02em; }
.page-header p { color: var(--text-muted); margin-top: 0.35rem; font-size: 0.95rem; }

/* ── Breadcrumb ── */
.breadcrumb { display: flex; align-items: center; gap: 0.4rem; font-size: 0.85rem;
  color: var(--text-muted); margin-bottom: 1.25rem; }
.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent-dark); }
.breadcrumb-sep { color: var(--text-faint); }

/* ── Step cards ── */
.step-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.4rem 1.5rem;
  margin-bottom: 1.25rem; box-shadow: var(--shadow-sm);
  border-left: 3px solid var(--accent);
}
.step-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; }
.step-number {
  display: flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 0;
  background: var(--accent); color: white;
  font-size: 0.8rem; font-weight: 700; flex-shrink: 0;
}
.step-title { font-size: 1rem; font-weight: 600; }
.step-description { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 1rem; line-height: 1.55; }

/* ── Form controls ── */
.form-grid { display: grid; gap: 0.85rem; }
.form-group { display: flex; flex-direction: column; gap: 0.3rem; }
.form-group label { font-size: 0.78rem; font-weight: 600; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.07em; }
.form-group input {
  width: 100%; padding: 0.55rem 0.75rem;
  border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  font-family: 'IBM Plex Mono', monospace; font-size: 0.875rem; color: var(--text);
  background: var(--bg); transition: border-color .12s ease, box-shadow .12s ease;
}
.form-group input:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(223,123,53,.18);
}
.form-group input::placeholder { color: var(--text-faint); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.5rem 1rem; border-radius: 0;
  font-size: 0.88rem; font-weight: 600; cursor: pointer;
  text-decoration: none; border: none;
  transition: background .12s ease, box-shadow .12s ease;
}
.btn:active { opacity: .9; }
.btn-primary { background: var(--accent); color: white; border: 1px solid var(--accent-dark); }
.btn-primary:hover { background: var(--accent-dark); }
.btn-secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border-strong); }
.btn-secondary:hover { background: var(--bg); border-color: var(--teal); color: var(--teal-dark); }
.btn-danger { background: #c0392b; color: white; border: 1px solid #a02d22; }
.btn-danger:hover { background: #a02d22; }
.btn-sm { padding: 0.3rem 0.7rem; font-size: 0.8rem; }

/* ── Request window (terminal-style) ── */
.request-window { border-radius: 0; overflow: hidden; border: 1px solid #2d2a20; margin-top: 0.75rem; }
.request-window-header {
  background: #2d2a20; color: var(--text-faint);
  padding: 0.4rem 0.85rem; font-size: 0.72rem;
  font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase;
  display: flex; align-items: center; gap: 0.5rem;
}
.request-window-header .method-badge {
  font-size: 0.7rem; padding: 0.1rem 0.4rem; border-radius: 0;
  font-weight: 700; font-family: monospace;
}
.method-GET { background: #1a4a35; color: #70c99a; }
.method-POST { background: #1a2e55; color: #7aabf5; }
.request-window-body {
  background: var(--code-bg); color: var(--code-text);
  padding: 0.85rem 1rem; font-family: 'IBM Plex Mono', monospace;
  font-size: 0.82rem; line-height: 1.65; overflow-x: auto;
  white-space: pre-wrap; word-break: break-all; margin: 0;
  max-height: 380px; overflow-y: auto;
}

/* ── Result display ── */
.result-box {
  border-radius: 0; padding: 0.85rem 1rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.82rem; margin-top: 0.75rem; white-space: pre-wrap; word-break: break-all;
}
.result-pending { background: var(--border); color: var(--text-faint); font-style: italic; font-family: 'IBM Plex Mono', monospace; }
.result-success { background: var(--green-bg); color: var(--green-text); border: 1px solid var(--green-border); }
.result-error { background: var(--red-bg); color: var(--red-text); border: 1px solid var(--red-border); }

/* ── JWT viewer ── */
.jwt-parts { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.75rem; }
.jwt-part { border-radius: 0; overflow: hidden; }
.jwt-part-header { padding: 0.3rem 0.75rem; font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase; }
.jwt-header-section .jwt-part-header { background: #7b4ea0; color: white; }
.jwt-payload-section .jwt-part-header { background: var(--teal-dark); color: white; }
.jwt-sig-section .jwt-part-header { background: var(--accent-dark); color: white; }
.jwt-part-body { background: var(--code-bg); color: var(--code-text); padding: 0.6rem 0.85rem;
  font-family: monospace; font-size: 0.8rem; white-space: pre-wrap; word-break: break-all; }

/* ── Alert / Info banners ── */
.banner { border-radius: 0; padding: 0.75rem 1rem; font-size: 0.875rem;
  display: flex; gap: 0.6rem; align-items: flex-start; margin-bottom: 1.25rem;
  border-left-width: 3px; border-left-style: solid; }
.banner-icon { flex-shrink: 0; font-size: 1rem; margin-top: 0.05rem; }
.banner-warning { background: var(--yellow-bg); color: var(--yellow-text); border-color: #d4a020; border: 1px solid var(--yellow-border); border-left: 3px solid #d4a020; }
.banner-info { background: var(--teal-light); color: var(--teal-dark); border: 1px solid #b5d4d0; border-left: 3px solid var(--teal); }
.banner-success { background: var(--green-bg); color: var(--green-text); border: 1px solid #a8d5bc; border-left: 3px solid var(--green); }

/* ── Homepage tiles ── */
.section-label {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--text-faint); margin-bottom: 0.5rem;
}
.section-title { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 0.3rem; }
.section-desc { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 1.25rem; }
.tile-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1px; margin-bottom: 3rem; background: var(--border); border: 1px solid var(--border); }
.tile {
  background: var(--surface);
  padding: 1.25rem 1.3rem;
  text-decoration: none; color: var(--text);
  transition: background .12s ease;
  display: flex; flex-direction: column; gap: 0.5rem;
  border-top: 3px solid transparent;
}
.tile:hover {
  background: var(--accent-light);
  border-top-color: var(--accent);
}
.tile-icon { font-size: 1.4rem; margin-bottom: 0.15rem; }
.tile-title { font-size: 0.95rem; font-weight: 700; }
.tile-desc { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }
.tile-badge {
  display: inline-flex; align-items: center; gap: 0.3rem;
  font-size: 0.7rem; font-weight: 600; padding: 0.15rem 0.45rem;
  border-radius: 0; margin-top: auto; align-self: flex-start;
}
.badge-browser { background: var(--teal-light); color: var(--teal-dark); border: 1px solid #b5d4d0; }
.badge-backend { background: var(--accent-light); color: var(--accent-dark); border: 1px solid #f5c99a; }
.badge-saml { background: var(--cream); color: #6a5a40; border: 1px solid #cfc8b8; }

/* ── Misc ── */
.divider { height: 1px; background: var(--border); margin: 2.5rem 0; }
.code { font-family: 'IBM Plex Mono', monospace; background: var(--cream); padding: 0.1em 0.35em;
  border-radius: 0; font-size: 0.87em; color: var(--text); border: 1px solid var(--border-strong); }
.actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 1rem; }
.monospace { font-family: 'IBM Plex Mono', monospace; }

/* utility classes to replace inline styles */
.text-faint { color: var(--text-faint) !important; }
.comment { color: var(--text-faint) !important; font-style: italic; }
.text-danger { color: var(--red-text) !important; }