/* ============================================================
   AURENTIC SYSTEMS — shared stylesheet
   Brand: deep navy / electric blue / soft gray / white
   Type:  Inter (display + body) + JetBrains Mono (ciphertext/data)
   ============================================================ */

:root{
  --navy:        #0A0F1F;   /* page background            */
  --navy-panel:  #111A33;   /* raised surfaces            */
  --navy-line:   #1E2A4A;   /* hairline borders           */
  --blue:        #1A73E8;   /* primary accent             */
  --blue-bright: #3B9EFF;   /* hover / gradient highlight */
  --gray:        #E5E7EB;   /* soft gray                  */
  --muted:       #8B95B0;   /* secondary text             */
  --white:       #FFFFFF;
  --good:        #2FD08A;
  --bad:         #FF6B6B;

  --radius:   14px;
  --radius-sm:10px;
  --maxw:     1140px;
  --glow:     0 0 0 1px rgba(59,158,255,.35), 0 12px 40px -12px rgba(26,115,232,.45);

  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

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

html{ scroll-behavior:smooth; }

body{
  margin:0;
  background:
    radial-gradient(1100px 600px at 80% -10%, rgba(26,115,232,.14), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(59,158,255,.08), transparent 55%),
    var(--navy);
  color:var(--gray);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

a{ color:var(--blue-bright); text-decoration:none; }
a:hover{ color:var(--white); }

h1,h2,h3,h4{ color:var(--white); line-height:1.15; letter-spacing:-.02em; margin:0 0 .4em; font-weight:700; }
h1{ font-size:clamp(2rem,4.5vw,3.4rem); }
h2{ font-size:clamp(1.5rem,3vw,2.2rem); }
h3{ font-size:1.18rem; }
p{ margin:0 0 1rem; }

.wrap{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }
.eyebrow{
  font-family:var(--mono); font-size:.72rem; letter-spacing:.28em;
  text-transform:uppercase; color:var(--blue-bright); margin:0 0 .9rem;
}
.muted{ color:var(--muted); }
.center{ text-align:center; }
section{ padding:72px 0; }
.section-tight{ padding:48px 0; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.5rem; cursor:pointer;
  font-family:var(--sans); font-weight:600; font-size:.95rem;
  padding:.72rem 1.25rem; border-radius:var(--radius-sm);
  border:1px solid transparent; transition:.18s ease; text-align:center;
}
.btn-primary{ background:linear-gradient(135deg,var(--blue),var(--blue-bright)); color:#fff; }
.btn-primary:hover{ color:#fff; box-shadow:var(--glow); transform:translateY(-1px); }
.btn-ghost{ background:transparent; color:var(--gray); border-color:var(--navy-line); }
.btn-ghost:hover{ color:#fff; border-color:var(--blue-bright); }
.btn:disabled{ opacity:.5; cursor:not-allowed; transform:none; box-shadow:none; }

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter:blur(12px);
  background:rgba(10,15,31,.78);
  border-bottom:1px solid var(--navy-line);
}
.nav{ display:flex; align-items:center; justify-content:space-between; height:66px; }
.brand{ display:flex; flex-direction:column; line-height:1; }
.brand .logo{ font-weight:800; font-size:1.18rem; color:#fff; letter-spacing:-.02em; }
.brand .logo span{ color:var(--blue-bright); }
.brand .byline{ font-family:var(--mono); font-size:.62rem; letter-spacing:.12em; color:var(--muted); margin-top:3px; }
.brand .byline a{ color:var(--muted); }
.brand .byline a:hover{ color:var(--blue-bright); }
.nav-links{ display:flex; align-items:center; gap:6px; list-style:none; margin:0; padding:0; }
.nav-links a{
  color:var(--gray); font-size:.9rem; font-weight:500; padding:.5rem .8rem;
  border-radius:8px; transition:.15s;
}
.nav-links a:hover{ background:var(--navy-panel); color:#fff; }
.nav-links a.active{ color:#fff; background:var(--navy-panel); }
.nav-links .soon{
  border:1px dashed var(--navy-line); color:var(--muted);
  font-family:var(--mono); font-size:.74rem; letter-spacing:.04em;
}
.nav-links .soon:hover{ color:var(--blue-bright); border-color:var(--blue-bright); background:transparent; }
.nav-toggle{ display:none; background:none; border:1px solid var(--navy-line); border-radius:8px; color:#fff; padding:.45rem .6rem; cursor:pointer; }

/* ---------- Hero ---------- */
.hero{ padding:84px 0 40px; }
.hero .lede{ max-width:640px; font-size:1.12rem; color:var(--muted); }
.hero h1 .grad{
  background:linear-gradient(120deg,var(--blue-bright),var(--white));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}

/* ---------- Cards / grids ---------- */
.grid{ display:grid; gap:20px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }

.card{
  background:linear-gradient(180deg,var(--navy-panel),rgba(17,26,51,.55));
  border:1px solid var(--navy-line); border-radius:var(--radius);
  padding:26px; transition:.2s ease; position:relative; overflow:hidden;
}
.card:hover{ border-color:rgba(59,158,255,.5); transform:translateY(-3px); box-shadow:0 18px 50px -22px rgba(26,115,232,.6); }
.card .tag{ font-family:var(--mono); font-size:.7rem; letter-spacing:.2em; text-transform:uppercase; color:var(--blue-bright); }
.card h3{ margin:.5rem 0 .4rem; }
.card p{ color:var(--muted); font-size:.95rem; }
.card .icon{
  width:42px; height:42px; border-radius:10px; display:grid; place-items:center;
  background:rgba(26,115,232,.14); border:1px solid var(--navy-line); margin-bottom:14px;
}
.card .icon svg{ width:22px; height:22px; stroke:var(--blue-bright); }

/* ---------- Tool workspace ---------- */
.tool-head{ padding:54px 0 8px; }
.panel{
  background:var(--navy-panel); border:1px solid var(--navy-line);
  border-radius:var(--radius); padding:26px;
}
.field{ margin-bottom:18px; }
.field label{ display:block; font-size:.82rem; font-weight:600; color:var(--gray); margin-bottom:7px; }
.field .hint{ font-size:.78rem; color:var(--muted); margin-top:6px; }
textarea,input[type=text],input[type=url],select{
  width:100%; background:var(--navy); color:var(--white);
  border:1px solid var(--navy-line); border-radius:var(--radius-sm);
  padding:.75rem .85rem; font-family:var(--sans); font-size:.95rem; transition:.15s;
}
textarea{ min-height:130px; resize:vertical; }
textarea:focus,input:focus,select:focus{ outline:none; border-color:var(--blue-bright); box-shadow:0 0 0 3px rgba(59,158,255,.18); }
.row{ display:flex; gap:12px; flex-wrap:wrap; align-items:flex-end; }
.row > *{ flex:1 1 200px; }
.actions{ display:flex; gap:12px; flex-wrap:wrap; margin-top:6px; }

.passwrap{ display:flex; gap:10px; }
.passwrap input{ flex:1; font-family:var(--mono); }

/* ciphertext / data output blocks — the signature treatment */
.cipher{
  font-family:var(--mono); font-size:.86rem; line-height:1.7; color:var(--blue-bright);
  background:#070B17; border:1px solid var(--navy-line); border-radius:var(--radius-sm);
  padding:18px; word-break:break-all; white-space:pre-wrap; position:relative;
  background-image:linear-gradient(rgba(59,158,255,.04) 1px,transparent 1px);
  background-size:100% 28px;
}
.cipher.empty{ color:var(--muted); }

.share-panel{ margin-top:18px; border-top:1px dashed var(--navy-line); padding-top:18px; }
.share-panel h4{ font-size:.78rem; letter-spacing:.18em; text-transform:uppercase; color:var(--muted); font-family:var(--mono); margin:0 0 10px; }

.status{ font-size:.85rem; margin-top:10px; min-height:1.2em; }
.status.ok{ color:var(--good); }
.status.err{ color:var(--bad); }

.preview-img{ max-width:100%; border-radius:var(--radius-sm); border:1px solid var(--navy-line); display:block; }
canvas.hidden-canvas{ display:none; }

/* steps list */
.steps{ counter-reset:step; list-style:none; padding:0; margin:0; }
.steps li{
  counter-increment:step; position:relative; padding:0 0 .85rem 2.4rem; color:var(--muted); font-size:.95rem;
}
.steps li::before{
  content:counter(step,decimal-leading-zero); position:absolute; left:0; top:0;
  font-family:var(--mono); font-size:.78rem; color:var(--blue-bright);
  border:1px solid var(--navy-line); border-radius:7px; width:1.7rem; height:1.7rem; display:grid; place-items:center;
}

.feature-list{ list-style:none; padding:0; margin:0; display:grid; gap:10px; }
.feature-list li{ display:flex; gap:.6rem; align-items:flex-start; color:var(--gray); font-size:.95rem; }
.feature-list li svg{ flex:none; width:18px; height:18px; stroke:var(--good); margin-top:3px; }

.pill-row{ display:flex; gap:10px; flex-wrap:wrap; }
.pill{ font-family:var(--mono); font-size:.74rem; letter-spacing:.04em; color:var(--muted);
  border:1px solid var(--navy-line); border-radius:999px; padding:.35rem .8rem; }

.demo-badge{
  display:inline-flex; align-items:center; gap:.4rem; font-family:var(--mono);
  font-size:.7rem; letter-spacing:.1em; text-transform:uppercase; color:#ffce6b;
  border:1px solid rgba(255,206,107,.35); background:rgba(255,206,107,.08);
  padding:.3rem .7rem; border-radius:999px;
}

.result-block{ margin-top:18px; }
.result-block h4{ color:#fff; font-size:1rem; margin:0 0 8px; }
.tag-grid{ display:flex; gap:8px; flex-wrap:wrap; }
.tag-grid .pill{ color:var(--gray); }

.spinner{ width:18px; height:18px; border:2px solid rgba(255,255,255,.25); border-top-color:#fff; border-radius:50%; animation:spin .7s linear infinite; }
@keyframes spin{ to{ transform:rotate(360deg); } }

.divider{ height:1px; background:var(--navy-line); border:0; margin:0; }

/* prose pages (about/legal) */
.prose{ max-width:760px; }
.prose h2{ margin-top:1.6em; }
.prose p,.prose li{ color:var(--gray); }
.prose .updated{ font-family:var(--mono); font-size:.78rem; color:var(--muted); }

.coming-soon-hero{ text-align:center; padding:120px 0; }
.coming-soon-hero .badge{ font-family:var(--mono); letter-spacing:.3em; color:var(--blue-bright); text-transform:uppercase; font-size:.8rem; }

/* ---------- Footer ---------- */
.site-footer{ margin-top:auto; border-top:1px solid var(--navy-line); background:rgba(7,11,23,.6); padding:56px 0 30px; }
.footer-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:30px; }
.footer-col h5{ color:#fff; font-size:.8rem; letter-spacing:.12em; text-transform:uppercase; margin:0 0 14px; font-family:var(--mono); }
.footer-col ul{ list-style:none; margin:0; padding:0; display:grid; gap:9px; }
.footer-col a{ color:var(--muted); font-size:.9rem; }
.footer-col a:hover{ color:var(--blue-bright); }
.footer-col .note{ color:var(--muted); font-size:.85rem; }
.footer-bottom{ margin-top:40px; padding-top:24px; border-top:1px solid var(--navy-line); color:var(--muted); font-size:.82rem; line-height:1.8; }
.footer-bottom strong{ color:var(--gray); font-weight:600; }

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .grid-3{ grid-template-columns:1fr; }
  .grid-2{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:repeat(2,1fr); }
  .nav-links{
    position:absolute; top:66px; left:0; right:0; flex-direction:column; align-items:stretch;
    background:var(--navy); border-bottom:1px solid var(--navy-line); padding:12px 24px; gap:4px;
    display:none;
  }
  .nav-links.open{ display:flex; }
  .nav-toggle{ display:inline-flex; }
}
@media (max-width:520px){ .footer-grid{ grid-template-columns:1fr; } }

@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; scroll-behavior:auto !important; }
}

:focus-visible{ outline:2px solid var(--blue-bright); outline-offset:2px; border-radius:4px; }

/* ============================================================
   v2 UPDATE — modal, puzzle cards, animations, step labels
   ============================================================ */

/* step labels */
.steplabel{ font-family:var(--mono); font-size:.72rem; letter-spacing:.12em; text-transform:uppercase; color:var(--blue-bright); margin:0 0 .55rem; display:block; }
.steplabel .n{ color:var(--muted); margin-right:.4rem; }

/* passphrase confirmation modal */
.modal-overlay{
  position:fixed; inset:0; background:rgba(4,7,15,.80); backdrop-filter:blur(5px);
  display:none; align-items:center; justify-content:center; z-index:200; padding:20px;
}
.modal-overlay.open{ display:flex; }
.modal{
  background:var(--navy-panel); border:1px solid var(--navy-line); border-radius:var(--radius);
  max-width:470px; width:100%; padding:28px; box-shadow:0 30px 80px -20px rgba(0,0,0,.75);
}
.modal h3{ margin:0 0 .5rem; }
.modal p{ color:var(--muted); font-size:.93rem; }
.modal .pass-box{
  font-family:var(--mono); background:#070B17; border:1px solid var(--navy-line);
  border-radius:var(--radius-sm); padding:.7rem .8rem; color:var(--blue-bright);
  word-break:break-all; display:flex; align-items:center; justify-content:space-between; gap:10px; margin:16px 0;
}
.modal .check{ display:flex; gap:.6rem; align-items:flex-start; margin:14px 0; cursor:pointer; font-size:.92rem; color:var(--gray); }
.modal .check input{ width:auto; margin-top:3px; accent-color:var(--blue); flex:none; }
.modal-actions{ display:flex; justify-content:flex-end; gap:10px; margin-top:6px; }

/* branded puzzle / image card */
.puzzle-card{
  border:1px solid var(--navy-line); border-radius:var(--radius); overflow:hidden;
  cursor:pointer; transition:.2s ease; background:#070B17; text-align:left; display:block; width:100%;
}
.puzzle-card:hover{ border-color:var(--blue-bright); box-shadow:var(--glow); transform:translateY(-2px); }
.puzzle-card .pc-top,.puzzle-card .pc-bottom{
  font-family:var(--mono); font-size:.74rem; letter-spacing:.07em; padding:.62rem .9rem;
  color:var(--blue-bright); background:linear-gradient(90deg, rgba(26,115,232,.18), rgba(59,158,255,.05));
}
.puzzle-card .pc-top{ border-bottom:1px solid var(--navy-line); }
.puzzle-card .pc-bottom{ border-top:1px solid var(--navy-line); color:var(--gray); text-align:center; }
.puzzle-card .pc-body{
  padding:18px; font-family:var(--mono); font-size:.86rem; line-height:1.7; color:var(--blue-bright);
  word-break:break-all; white-space:pre-wrap; min-height:90px;
  background-image:linear-gradient(rgba(59,158,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(59,158,255,.05) 1px,transparent 1px);
  background-size:13px 13px;
}
.puzzle-card .pc-body.image-body{ padding:0; min-height:0; background:none; }
.puzzle-card .pc-body.image-body img{ display:block; width:100%; }

/* decode / restore animation */
.decode-stage{ font-family:var(--mono); font-size:.95rem; line-height:1.7; color:var(--blue-bright); min-height:90px; word-break:break-all; }
.decode-scramble{ color:var(--blue-bright); opacity:.85; white-space:pre-wrap; word-break:break-all; }
.decode-msg{ opacity:0; transition:opacity .8s ease; color:var(--white); white-space:pre-wrap; }
.decode-msg.show{ opacity:1; }
.restore-stage img.fade-in{ animation:fadeIn .9s ease forwards; }
@keyframes fadeIn{ from{opacity:0} to{opacity:1} }

/* instructions + warnings + viral link */
.instructions{ counter-reset:step; list-style:none; padding:0; margin:16px 0 0; }
.instructions li{
  counter-increment:step; position:relative; padding:0 0 .7rem 2.4rem; color:var(--gray); font-size:.92rem;
}
.instructions li::before{
  content:counter(step); position:absolute; left:0; top:-2px; font-family:var(--mono); font-size:.74rem;
  color:var(--blue-bright); border:1px solid var(--navy-line); border-radius:7px;
  width:1.7rem; height:1.7rem; display:grid; place-items:center;
}
.warn-note{
  font-size:.86rem; color:#ffce6b; border:1px solid rgba(255,206,107,.3);
  background:rgba(255,206,107,.07); border-radius:var(--radius-sm); padding:.65rem .85rem; margin-top:14px;
}
.viral-link{ display:block; text-align:center; margin-top:18px; font-weight:600; }
.demo-banner{
  border:1px solid rgba(255,206,107,.3); background:rgba(255,206,107,.07); border-radius:var(--radius);
  padding:16px 18px; margin-bottom:22px;
}
.demo-banner strong{ color:#ffce6b; display:block; font-family:var(--mono); letter-spacing:.06em; font-size:.82rem; text-transform:uppercase; margin-bottom:6px; }
.demo-banner span{ color:var(--muted); font-size:.92rem; }

/* ============================================================
   v3 UPDATE (UI only) — large white shareable puzzle card,
   24x24 grid, viral wrapper. Crypto logic untouched.
   ============================================================ */
.share-card{
  background:#fff; border:1px solid #1A73E8; border-radius:14px; overflow:hidden;
  max-width:460px; margin:0 auto; color:#0A0F1F; cursor:pointer; transition:.2s ease; display:block; width:100%;
}
.share-card:hover{ box-shadow:0 0 0 1px #1A73E8, 0 16px 44px -16px rgba(26,115,232,.55); transform:translateY(-2px); }
.share-card .sc-top,.share-card .sc-bottom{
  font-family:var(--mono); font-size:.64rem; letter-spacing:.05em; text-align:center; line-height:1.4;
  padding:.62rem .7rem; color:#1A73E8; background:#fff; font-weight:500;
}
.share-card .sc-top{ border-bottom:1px solid rgba(26,115,232,.25); }
.share-card .sc-bottom{ border-top:1px solid rgba(26,115,232,.25); }
.share-card .sc-grid{
  aspect-ratio:1 / 1; min-height:32vh; width:100%; box-sizing:border-box;
  background-color:#fff;
  background-image:
    linear-gradient(to right, rgba(10,15,31,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10,15,31,.06) 1px, transparent 1px);
  background-size:calc(100% / 24) calc(100% / 24);
  display:flex; align-items:center; justify-content:center; padding:18px; overflow:auto;
}
.share-card .sc-cipher{
  font-family:var(--mono); font-size:.8rem; line-height:1.5; color:#0A0F1F;
  word-break:break-all; text-align:center; margin:0;
}

/* viral message wrapper (outside the card) */
.viral-wrapper{ max-width:460px; margin:18px auto 0; text-align:center; color:var(--muted); font-size:.9rem; line-height:1.65; }
.viral-wrapper .recip{ color:var(--gray); }
.viral-wrapper .sep{ margin-top:12px; }
.viral-wrapper a{ font-weight:600; }
.viral-copyright{ display:block; margin-top:10px; font-size:.78rem; color:var(--muted); }

/* ============================================================
   v4 UPDATE (UI only) — image branded card, manual-mode toggle
   ============================================================ */
.share-card .sc-grid.image-grid{ padding:0; background-image:none; }
.share-card .sc-grid.image-grid img{ width:100%; height:100%; object-fit:contain; display:block; }

.mode-toggle{
  display:inline-flex; border:1px solid var(--navy-line); border-radius:999px;
  padding:3px; gap:3px; margin-bottom:16px;
}
.mode-toggle button{
  background:none; border:0; color:var(--muted); font:inherit; font-size:.82rem;
  padding:.42rem .95rem; border-radius:999px; cursor:pointer; transition:.15s;
}
.mode-toggle button.active{ background:var(--navy-panel); color:#fff; }
.mode-toggle button:hover{ color:#fff; }

/* ============================================================
   v5 UPDATE (Text Scrambler UI only) — final puzzle card
   ============================================================ */
.final-card{
  background:#fff; border:1px solid #1A73E8; border-radius:14px; overflow:hidden;
  cursor:pointer; color:#0A0F1F; max-width:460px; margin:0 auto; transition:.2s ease; display:block; width:100%;
}
.final-card:hover{ box-shadow:0 0 0 1px #1A73E8, 0 16px 44px -16px rgba(26,115,232,.55); transform:translateY(-2px); }
.fc-top{
  font-family:var(--mono); font-size:.62rem; letter-spacing:.05em; text-align:center;
  color:#1A73E8; padding:.6rem .5rem; border-bottom:1px solid rgba(26,115,232,.25); line-height:1.3;
}
.fc-grid{ display:grid; grid-template-columns:repeat(12,1fr); padding:14px; }
.fc-grid span{
  aspect-ratio:1 / 1; display:flex; align-items:center; justify-content:center;
  font-family:var(--mono); font-size:clamp(.5rem,1.6vw,.78rem); color:#33405e;
  border:1px solid rgba(10,15,31,.08);
}
.fc-text{ padding:0 16px 14px; font-size:.74rem; line-height:1.55; color:#33405e; text-align:center; }
.fc-foot{
  display:flex; justify-content:space-between; align-items:center; gap:10px;
  padding:.6rem .8rem; border-top:1px solid rgba(26,115,232,.25);
  font-family:var(--mono); font-size:.58rem; letter-spacing:.03em; color:#1A73E8;
}
.fc-foot .r{ text-align:right; }

/* ============================================================
   v6 UPDATE (Text Scrambler UI only) — stepped share panel
   ============================================================ */
.share-steps{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.share-step{ display:flex; flex-direction:column; gap:7px; }
.share-step .steplabel{ margin:0; }
.share-step .btn{ width:100%; justify-content:center; }
@media (max-width:520px){ .share-steps{ grid-template-columns:1fr; } }

/* ============================================================
   v9 — LIGHT THEME + ImageCipher brand (overrides the dark base)
   ============================================================ */
:root{
  --navy:        #F4F6FA;   /* page background (now light)  */
  --navy-panel:  #FFFFFF;   /* surfaces                     */
  --navy-line:   #E3E8EF;   /* hairline borders             */
  --gray:        #2A3342;   /* primary body text            */
  --muted:       #5F6B82;   /* secondary text               */
  --ink:         #0A0F1F;   /* headings / strong text       */
  --blue:        #1A73E8;
  --blue-bright: #1A73E8;
  --white:       #FFFFFF;
}
body{
  background:
    radial-gradient(900px 480px at 85% -8%, rgba(26,115,232,.06), transparent 60%),
    var(--navy);
  color:var(--gray);
}
h1,h2,h3,h4{ color:var(--ink); }
.hero h1 .grad{ background:linear-gradient(120deg,#1A73E8,#0A0F1F); -webkit-background-clip:text; background-clip:text; color:transparent; }

.site-header{ background:rgba(255,255,255,.88); border-bottom:1px solid var(--navy-line); }
.panel{ background:#fff; border-color:var(--navy-line); }
.card{ background:#fff; border-color:var(--navy-line); }
.card:hover{ box-shadow:0 16px 40px -22px rgba(26,115,232,.35); }

textarea,input[type=text],input[type=url],select{ background:#fff; color:var(--ink); border-color:var(--navy-line); }
.cipher{ background:#F1F4F9; color:var(--muted); border-color:var(--navy-line); background-image:none; }
.cipher.empty{ color:var(--muted); }

.btn-ghost{ color:var(--gray); border-color:var(--navy-line); }
.btn-ghost:hover{ color:var(--blue); border-color:var(--blue); background:#fff; }

.nav-links a{ color:var(--gray); }
.nav-links a:hover,.nav-links a.active{ color:var(--ink); background:#EEF2F8; }
.nav-links .soon{ color:var(--muted); border-color:var(--navy-line); }

.site-footer{ background:#FBFCFE; border-top:1px solid var(--navy-line); }
.footer-bottom strong{ color:var(--gray); }
.divider{ background:var(--navy-line); }

.modal{ background:#fff; }
.modal .pass-box{ background:#F1F4F9; }
.decode-msg{ color:var(--ink); }
.steps li::before,.instructions li::before{ background:#fff; }
.mode-toggle{ border-color:var(--navy-line); }
.mode-toggle button.active{ background:#EEF2F8; color:var(--ink); }

/* ---- ImageCipher brand lockup in the header ---- */
.brand{ flex-direction:row; align-items:center; gap:10px; }
.brand-mark{ display:flex; }
.brand-text{ display:flex; flex-direction:column; line-height:1; }
.brand .logo{ font-weight:800; font-size:1.2rem; color:var(--ink); letter-spacing:-.02em; }
.brand .logo span{ color:var(--blue); }
.brand .logo sup{ font-size:.5em; color:var(--muted); top:-.7em; }
.brand .byline{ font-size:.6rem; color:var(--muted); margin-top:4px; letter-spacing:.05em; }

/* ============================================================
   v11 — button press feedback + homepage tool cards "pop"
   ============================================================ */
.btn{ transition:transform .06s ease, box-shadow .15s, background .15s, color .15s, border-color .15s; }
.btn:active{ transform:translateY(1px) scale(.985); }
.btn-primary:active{ box-shadow:inset 0 3px 8px rgba(0,0,0,.28); }
.btn-ghost:active{ background:#E7EDF6; }
.mode-card:active{ transform:translateY(1px) scale(.99); }

/* make the two tools stand out from the rest of the page */
#tools{ margin-top:-6px; }
#tools .card{
  position:relative; overflow:hidden;
  padding:30px 26px 26px;
  border:1px solid #D9E2EF;
  box-shadow:0 12px 34px -20px rgba(10,15,31,.28);
}
#tools .card::before{
  content:""; position:absolute; top:0; left:0; right:0; height:4px;
  background:linear-gradient(90deg,#1A73E8,#3B9EFF);
}
#tools .card:hover{
  transform:translateY(-5px);
  box-shadow:0 26px 56px -26px rgba(26,115,232,.5);
  border-color:#bcd0ec;
}
#tools .card .icon{ background:#EEF4FF; border-color:#D5E3FB; }
#tools .card h3{ font-size:1.18rem; }

/* ============================================================
   v13 — animated hero (two-column + scramble demo canvas)
   ============================================================ */
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}
.hero-text{min-width:0}
.hero-demo{justify-self:center;width:100%}
.hero-demo canvas{width:100%;max-width:430px;aspect-ratio:1;border-radius:20px;border:1px solid var(--navy-line);box-shadow:0 34px 70px -34px rgba(10,15,31,.5);background:#0A0F1F;display:block;margin:0 auto}
.hero-demo .cap{margin:14px 0 0;font-size:.8rem;color:var(--muted);text-align:center}
@media(max-width:820px){.hero-grid{grid-template-columns:1fr;gap:30px}.hero-demo{order:-1}}

/* v13b — text tool mini scramble demo */
.th-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.th-demo{justify-self:center;width:100%}
.th-demo canvas{width:100%;max-width:340px;border-radius:14px;border:1px solid var(--navy-line);box-shadow:0 24px 50px -30px rgba(10,15,31,.4);background:#fff;display:block;margin:0 auto}
@media(max-width:820px){.th-grid{grid-template-columns:1fr;gap:22px}.th-demo{display:none}}