/* ============================================================
   BaePhoto — /photo-edit
   Theme: near-black + violet + white, cinematic, chrome display
   Self-contained (no shared tokens with root site).
   ============================================================ */
:root{
  --bg:        #0A0510;
  --bg-2:      #0E0718;
  --panel:     #150B24;
  --panel-2:   #1B0F2E;
  --line:      rgba(167,139,250,.14);
  --line-str:  rgba(167,139,250,.28);
  --violet:    #8B5CF6;
  --violet-lt: #A78BFA;
  --violet-dk: #5B3F9E;
  /* --violet-cta: ใช้เฉพาะพื้นทึบที่มีตัวหนังสือ "ขาว" ทับ
     ขาวบน --violet-lt = 2.7:1 / บน --violet = 4.2:1 → ตก WCAG AA
     ขาวบน #7C3AED = 5.7:1 / บน --violet-dk = 7.9:1 → ผ่าน
     --violet-lt / --violet ยังใช้เป็น "สีตัวหนังสือบนพื้นเข้ม" ได้ตามเดิม (7.4:1) */
  --violet-cta: #7C3AED;
  --red:       #EF4444;
  --ink:       #F5F2FF;
  --muted:     #B7ADCB;
  --muted-2:   #8A7FA3;
  --radius:    18px;
  --maxw:      1160px;
  --shadow:    0 24px 60px -24px rgba(0,0,0,.8);
  --glow:      0 0 40px rgba(139,92,246,.35);
}

*{box-sizing:border-box}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Prompt",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:"Sora","Prompt",sans-serif;letter-spacing:-.02em;line-height:1.1;margin:0}
img{max-width:100%;display:block}

/* ---------- shared bits ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:"Sora","Prompt",sans-serif;font-size:.72rem;font-weight:600;
  letter-spacing:.28em;text-transform:uppercase;color:var(--violet-lt);
  margin:0 0 1.4rem;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--red);box-shadow:0 0 10px var(--red)}
.section-head{max-width:var(--maxw);margin:0 auto 2.4rem;padding:0 clamp(1.1rem,4vw,2rem)}
.section-title{font-size:clamp(1.5rem,3.4vw,2.3rem);font-weight:700}
.section-note{color:var(--muted);margin:.5rem 0 0;font-size:.98rem}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:"Sora","Prompt",sans-serif;font-weight:600;font-size:.95rem;
  padding:.85rem 1.5rem;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:transform .18s ease,box-shadow .25s ease,background .2s ease,opacity .2s;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:linear-gradient(135deg,var(--violet-cta),var(--violet-dk));
  color:#fff;box-shadow:var(--glow);
}
.btn-primary:hover{box-shadow:0 0 54px rgba(139,92,246,.55);transform:translateY(-1px)}
.btn-primary:disabled{opacity:.4;box-shadow:none;cursor:not-allowed;transform:none}
.btn-ghost{background:rgba(167,139,250,.06);border-color:var(--line-str);color:var(--ink)}
.btn-ghost:hover{background:rgba(167,139,250,.12)}
.btn-block{width:100%}

.chrome{
  background:linear-gradient(180deg,#fff 0%,#E4DCF6 34%,#9E93B8 62%,#F3EEFF 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 2px 14px rgba(167,139,250,.35));
}

/* ---------- NAV ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(10,5,16,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:.85rem clamp(1.1rem,4vw,2rem);display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:inline-flex;align-items:center;gap:.6rem;font-family:"Sora","Prompt",sans-serif;font-weight:700;font-size:1.15rem}
.brand-glyph{width:30px;height:30px;flex:none}
.brand-accent{color:var(--violet-lt)}
.nav-links{display:flex;align-items:center;gap:1.4rem;font-size:.92rem}
.nav-link{color:var(--muted);transition:color .18s}
.nav-link:hover{color:var(--ink)}
.nav-back{color:var(--muted-2);font-size:.86rem}
.nav-back:hover{color:var(--violet-lt)}
.nav-cta{padding:.5rem 1.1rem;border-radius:999px;background:rgba(167,139,250,.1);border:1px solid var(--line-str);color:var(--violet-lt);font-weight:600}
.nav-cta:hover{background:var(--violet-cta);color:#fff}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(4rem,11vw,8rem) clamp(1.1rem,4vw,2rem) clamp(3rem,7vw,5rem)}
.hero-glow{position:absolute;inset:auto;top:-18%;left:50%;transform:translateX(-50%);width:min(900px,120vw);height:640px;
  background:radial-gradient(closest-side,rgba(139,92,246,.45),rgba(139,92,246,.10) 55%,transparent 72%);
  filter:blur(10px);pointer-events:none}
.hero-grid{position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:60px 60px;mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000 40%,transparent 78%)}
.hero-inner{position:relative;max-width:920px;margin:0 auto;text-align:center}
.hero-title{font-size:clamp(2.6rem,9vw,5.4rem);font-weight:800;margin-bottom:1.3rem}
.hero-title .chrome{display:block;letter-spacing:.01em}
.hero-sub-th{display:block;font-family:"Prompt",sans-serif;font-weight:600;font-size:clamp(1.05rem,3.2vw,1.7rem);color:var(--ink);letter-spacing:0;margin-top:.7rem}
.hero-lead{max-width:620px;margin:0 auto 2rem;color:var(--muted);font-size:clamp(1rem,2.2vw,1.12rem)}
.hero-actions{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap}
.hero-badges{list-style:none;display:flex;gap:1.4rem;justify-content:center;flex-wrap:wrap;margin:2.4rem 0 0;padding:0;color:var(--muted-2);font-size:.85rem;font-family:"Sora","Prompt",sans-serif}
.hero-badges li{display:flex;align-items:center;gap:.5rem}
.hero-badges li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--violet-lt)}

/* ---------- TOOL WORKSPACE ---------- */
.tool{padding:clamp(2.5rem,6vw,4.5rem) 0}
.workspace{max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.1rem,4vw,2rem);display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:1.4rem;align-items:start}
.ws-main{display:flex;flex-direction:column;gap:1.1rem;min-width:0}
.dropzone{
  position:relative;border:1.6px dashed var(--line-str);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;
  color:var(--muted);cursor:pointer;transition:border-color .2s,background .2s,transform .2s;text-align:center;padding:2rem}
.dropzone:hover{border-color:var(--violet);background:linear-gradient(180deg,var(--panel-2),var(--bg-2))}
.dropzone.is-drag{border-color:var(--violet-lt);box-shadow:var(--glow) inset;transform:scale(.995)}
.dropzone.has-file{border-style:solid;border-color:var(--violet)}
.drop-ic{width:52px;height:52px;color:var(--violet-lt);margin-bottom:.4rem}
.drop-title{font-family:"Sora","Prompt",sans-serif;font-weight:600;color:var(--ink);font-size:1.15rem;margin:0}
.drop-hint{margin:0;font-size:.9rem}
.drop-link{color:var(--violet-lt);text-decoration:underline;text-underline-offset:3px}

/* options bar — sits UNDER the drag & drop */
.rail{background:linear-gradient(180deg,var(--panel),var(--bg-2));border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.3rem;display:flex;flex-direction:column;align-items:stretch;gap:1rem;box-shadow:var(--shadow)}
/* clickable mode switcher (chips) */
.mode-switch{display:flex;flex-wrap:wrap;gap:.5rem}
.chip{font-family:"Sora","Prompt",sans-serif;font-size:.85rem;font-weight:500;color:var(--muted);background:rgba(167,139,250,.06);border:1px solid var(--line);border-radius:999px;padding:.45rem 1rem;cursor:pointer;transition:color .18s,background .18s,border-color .18s,box-shadow .2s}
.chip:hover{color:var(--ink);border-color:var(--line-str)}
.chip.is-active{background:linear-gradient(135deg,var(--violet-cta),var(--violet-dk));color:#fff;border-color:transparent;box-shadow:0 0 18px rgba(139,92,246,.4)}
.rail-bottom{display:flex;flex-wrap:wrap;align-items:center;gap:1rem 1.6rem;border-top:1px solid var(--line);padding-top:1rem}
.rail-opts{display:flex;flex-direction:row;flex-wrap:wrap;gap:.55rem 1.3rem;flex:1 1 240px}
.switch{display:flex;align-items:center;gap:.55rem;font-size:.88rem;color:var(--muted);cursor:pointer}
.switch input{accent-color:var(--violet);width:16px;height:16px}
.rail-run{margin-left:auto;display:flex;flex-direction:column;align-items:center;gap:.4rem}
.rail-foot{font-size:.78rem;color:var(--muted-2);margin:0;text-align:center;max-width:180px}

/* AI chat panel — occupies the right column (former options slot) */
.ws-ai{min-width:0;background:linear-gradient(180deg,var(--panel-2),var(--bg-2));border:1px solid var(--line-str);border-radius:calc(var(--radius) + 4px);padding:1.4rem;display:flex;flex-direction:column}
/* ในคอลัมน์ข้าง (360px) หัวข้อ + ปุ่มเลือกโมเดล เบียดกันจนตัวหนังสือตกบรรทัดละคำ
   → ให้ปุ่มเลือกโมเดลลงบรรทัดของตัวเอง */
.ws-ai .aibox-head{margin-bottom:1.2rem;flex-wrap:wrap;row-gap:.8rem}
.ws-ai .aibox-head > div{flex:1 1 auto;min-width:0}
.ws-ai .ai-pill{flex:1 1 100%;margin-left:0;justify-content:center}
.ws-ai .aibox-head h2{font-size:1.2rem}
.ws-ai .chat{flex:1;display:flex;flex-direction:column}
.ws-ai .chat-bot{flex:1}

/* ---------- MODES ---------- */
.modes{padding:clamp(2.5rem,6vw,4.5rem) 0}
.mode-grid{max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.1rem,4vw,2rem);display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.mode-card{
  text-align:left;background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;cursor:pointer;
  transition:border-color .2s,transform .2s,box-shadow .25s;color:var(--ink);font-family:inherit}
.mode-card:hover{transform:translateY(-3px);border-color:var(--line-str)}
.mode-card.is-active{border-color:var(--violet);box-shadow:0 0 12px rgba(139,92,246,.55)}
.mode-ic{font-size:1.6rem;display:block;margin-bottom:.8rem}
.mode-card h3{font-size:1.12rem;font-weight:600;margin-bottom:.4rem;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
.mode-card p{margin:0;color:var(--muted);font-size:.9rem}
.mode-card-ai{border-style:dashed}
.soon{font-family:"Sora","Prompt",sans-serif;font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--violet-lt);background:rgba(167,139,250,.12);border:1px solid var(--line-str);padding:.2rem .5rem;border-radius:999px}

/* ---------- AI BOX ---------- */
.aibox{padding:clamp(2rem,5vw,4rem) clamp(1.1rem,4vw,2rem)}
.aibox-inner{max-width:820px;margin:0 auto;background:linear-gradient(180deg,var(--panel-2),var(--bg-2));border:1px solid var(--line-str);border-radius:calc(var(--radius) + 6px);padding:clamp(1.4rem,4vw,2.4rem)}
.aibox-head{display:flex;align-items:center;gap:1rem;margin-bottom:1.4rem}
.aibox-head .mode-ic{margin:0;font-size:2rem}
.aibox-head h2{font-size:1.35rem}
.soon-lg{margin-left:auto;font-size:.7rem;padding:.35rem .7rem;white-space:nowrap}

/* ---------- AI MODEL PILL TOGGLE ---------- */
.ai-pill{
  margin-left:auto;display:inline-flex;align-items:center;
  background:rgba(167,139,250,.08);
  border:1px solid var(--line-str);
  border-radius:999px;padding:3px;gap:2px;
  white-space:nowrap;
}
.ai-pill-opt{
  font-family:"Sora","Prompt",sans-serif;
  font-size:.75rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted-2);background:transparent;border:0;
  padding:.28rem .7rem;border-radius:999px;cursor:pointer;
  transition:color .2s,background .25s,box-shadow .25s;
}
.ai-pill-opt:hover{ color:var(--ink); }
.ai-pill-opt.is-active{
  background:linear-gradient(135deg,var(--violet-cta),var(--violet-dk));
  color:#fff;box-shadow:0 0 12px rgba(139,92,246,.45);
}
.ai-pill-opt:focus-visible{ outline:2px solid var(--violet-lt); outline-offset:2px; }
.chat{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem;display:flex;flex-direction:column;min-height:280px}
.chat-log{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:.7rem;margin-bottom:1rem;max-height:340px}
.chat-msg{padding:.7rem .95rem;border-radius:14px;font-size:.92rem;max-width:88%;line-height:1.5;word-break:break-word}
.chat-bot{background:rgba(167,139,250,.1);border:1px solid var(--line);color:var(--muted);align-self:flex-start}
.chat-user{background:linear-gradient(135deg,var(--violet-cta),var(--violet-dk));color:#fff;align-self:flex-end}
.chat-rejected{background:rgba(251,191,36,.08);border-color:rgba(251,191,36,.45);color:#fbbf24}
.chat-thumb{display:block;margin-top:.6rem;max-width:100%;border-radius:10px;border:1px solid var(--line-str)}
.dots{color:var(--muted-2)}
.chat-input{display:flex;gap:.6rem}
.chat-input input{flex:1;min-width:0;/* ไม่ใส่ = input ยืนพื้นที่ ~235px ดันคอลัมน์จนล้นจอมือถือ */background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:.75rem 1.1rem;color:var(--ink);font-family:inherit;font-size:.92rem}
.chat-input input:focus{outline:none;border-color:var(--violet)}
.ai-note{margin:.75rem 0 0;text-align:center;font-size:.8rem;color:var(--muted-2)}

/* RESULT panel */
.btn-sm{padding:.5rem 1rem;font-size:.85rem}
.result{background:linear-gradient(180deg,var(--panel),var(--bg-2));border:1px solid var(--line-str);border-radius:var(--radius);padding:1.2rem}
.result-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem;flex-wrap:wrap}
.result-title{font-family:"Sora","Prompt",sans-serif;font-weight:700;font-size:1.05rem}
.result-actions{display:flex;gap:.6rem}
.result-stage{background:
  repeating-conic-gradient(#1b1226 0% 25%, #140c1f 0% 50%) 50% / 22px 22px;
  border-radius:12px;padding:1rem;display:flex;justify-content:center;align-items:center;min-height:200px}
.result-stage img{max-width:100%;max-height:520px;border-radius:8px}

/* ---------- WHY ---------- */
.why{padding:clamp(2.5rem,6vw,4.5rem) 0 clamp(3rem,7vw,5rem)}
.why-grid{max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.1rem,4vw,2rem);display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.why-item{background:linear-gradient(180deg,var(--panel),var(--bg-2));border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem}
.why-n{display:inline-block;font-family:"Sora","Prompt",sans-serif;font-weight:800;font-size:1.4rem;color:var(--violet-lt);margin-bottom:.6rem}
.why-item p{margin:0;color:var(--muted);font-size:.9rem}

/* ---------- FOOTER ---------- */
.foot{border-top:1px solid var(--line);padding:2.4rem clamp(1.1rem,4vw,2rem);text-align:center}
.foot-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.foot-brand{font-family:"Sora","Prompt",sans-serif;font-weight:700;font-size:1.1rem;margin:0}
.foot-links{display:flex;gap:1.4rem;font-size:.9rem}
.foot-links a{color:var(--muted)}
.foot-links a:hover{color:var(--violet-lt)}
.foot-credit{max-width:var(--maxw);margin:1.6rem auto 0;color:var(--muted-2);font-size:.85rem}
.foot-bp{color:#F59E0B;font-weight:600}
.foot-badge{display:block;margin:12px auto 0;height:22px;width:auto;opacity:.9}


/* ---------- HERO STEPS (3 ขั้นตอน) ---------- */
.steps{
  list-style:none;margin:2.6rem auto 0;padding:0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;max-width:840px;
  counter-reset:stepc;
}
.step{
  position:relative;background:rgba(167,139,250,.05);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:1.3rem 1.2rem;text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:.4rem;
  transition:border-color .25s,background .25s,transform .2s;
}
.step:hover{border-color:var(--line-str);transform:translateY(-2px)}
.step-num{
  width:42px;height:42px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:"Sora","Prompt",sans-serif;font-weight:800;font-size:1.2rem;
  color:#fff;
  background:linear-gradient(135deg,var(--violet-cta),var(--violet-dk));
  box-shadow:0 0 20px rgba(139,92,246,.4);margin-bottom:.5rem;
}
.step-h{font-family:"Sora","Prompt",sans-serif;font-weight:600;font-size:1rem;color:var(--ink);margin:0}
.step-p{color:var(--muted);font-size:.82rem;margin:0;line-height:1.5}

/* ---------- PROGRESS STEPS (4 ขั้น) ---------- */
.progress{
  grid-column:1/-1;
  list-style:none;margin:0 0 .3rem;padding:.9rem 1.1rem;
  display:flex;align-items:center;gap:.5rem;
  background:linear-gradient(180deg,var(--panel),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.prog-step{
  flex:1;display:flex;align-items:center;gap:.6rem;
  padding:.45rem .7rem;border-radius:999px;
  font-family:"Sora","Prompt",sans-serif;font-size:.85rem;
  color:var(--muted-2);background:transparent;
  transition:color .25s,background .25s;
}
.prog-step .prog-n{
  flex:none;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:.82rem;
  background:rgba(167,139,250,.1);border:1px solid var(--line);
  color:var(--muted);transition:background .25s,color .25s,border-color .25s,box-shadow .25s;
}
.prog-step .prog-h{font-weight:500}
.prog-step.is-active{color:var(--ink);background:rgba(167,139,250,.08)}
.prog-step.is-active .prog-n{
  background:linear-gradient(135deg,var(--violet-cta),var(--violet-dk));
  color:#fff;border-color:transparent;box-shadow:0 0 14px rgba(139,92,246,.5);
}
.prog-step.is-complete{color:var(--violet-lt)}
.prog-step.is-complete .prog-n{
  background:var(--violet-lt);color:#0A0510;border-color:transparent;
}
.prog-step.is-complete .prog-n::before{content:"✓";font-size:.95rem;line-height:1}
.prog-step.is-complete .prog-n span{font-size:0;visibility:hidden;position:absolute}
.prog-step.is-complete .prog-n{font-size:0;position:relative}
.prog-sep{
  flex:0 0 18px;height:1px;background:linear-gradient(90deg,transparent,var(--line-str),transparent);
  position:relative;
}
.prog-sep::after{
  content:"";position:absolute;right:-3px;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--muted-2);opacity:.5;
}

/* ---------- MODE HINT ---------- */
.mode-hint{
  margin:0;display:flex;align-items:center;gap:.55rem;
  padding:.6rem .85rem;border-radius:10px;
  background:rgba(139,92,246,.08);border:1px solid var(--line);
  font-size:.85rem;color:var(--muted);line-height:1.45;
}
.hint-ic{font-size:1rem;flex:none}
.hint-t{flex:1}
.mode-hint.is-updated{animation:hintPulse .5s ease}
@keyframes hintPulse{
  0%{background:rgba(139,92,246,.08)}
  35%{background:rgba(139,92,246,.22);border-color:var(--violet-lt)}
  100%{background:rgba(139,92,246,.08)}
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:900px){
  .workspace{grid-template-columns:1fr}
  .mode-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:620px){
  .nav-links{gap:.85rem}
  .nav-link{display:none}
  .mode-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .foot-inner{flex-direction:column;text-align:center}
  .steps{grid-template-columns:1fr;gap:.7rem}
  .step{flex-direction:row;align-items:flex-start;text-align:left;gap:1rem;padding:1rem 1.2rem}
  .step-num{width:36px;height:36px;font-size:1.1rem;margin-bottom:0}
  /* แถบ 4 ขั้นเรียงแถวเดียวกว้าง ~453px → ดันคอลัมน์ทั้งกริดจนล้นจอ 390px
     (ตัวเนื้อหาโดนตัดขอบขวาเพราะ body มี overflow-x:hidden)
     → ให้ตกเป็น 2 แถว แถวละ 2 ขั้น */
  .progress{gap:.4rem .3rem;padding:.7rem .9rem;flex-wrap:wrap;min-width:0}
  .prog-step{flex:1 1 42%}
  .prog-h{font-size:.72rem}
  .prog-sep{display:none}

  /* ---- แผงตัวเลือกบนมือถือ: กินที่ให้น้อยที่สุด ---- */
  /* โหมด 5 ตัวเคยตก 2 แถว → เลื่อนแนวนอนแถวเดียว (snap ทีละชิป) */
  .mode-switch{
    flex-wrap:nowrap;overflow-x:auto;scroll-snap-type:x proximity;
    scrollbar-width:none;-ms-overflow-style:none;
    margin-inline:-.9rem;padding-inline:.9rem;
  }
  .mode-switch::-webkit-scrollbar{display:none}
  .chip{flex:0 0 auto;scroll-snap-align:start;font-size:.8rem;padding:.4rem .85rem}

  /* กล่องลากรูปสูง 300px กินไปครึ่งจอ — บนมือถือย่อลง ยังกดง่ายอยู่ */
  .dropzone{min-height:180px;padding:1.2rem;gap:.35rem}
  .drop-ic{width:38px;height:38px;margin-bottom:.15rem}
  .drop-title{font-size:1.02rem}
  .drop-hint{font-size:.8rem}

  .rail{padding:.85rem .9rem;gap:.7rem}
  .mode-hint{padding:.45rem .6rem;font-size:.8rem;gap:.45rem;line-height:1.35}
  .hint-ic{font-size:.9rem}

  /* ตัวเลือก + ปุ่มประมวลผล: ติ๊กสองคอลัมน์ ปุ่มเต็มความกว้าง */
  .rail-bottom{gap:.65rem;padding-top:.7rem}
  .rail-opts{flex:1 1 100%;gap:.35rem .8rem}
  .switch{font-size:.8rem;gap:.45rem}
  .rail-run{flex:1 1 100%;margin-left:0;flex-direction:row;align-items:center;gap:.7rem}
  .rail-run .btn{flex:1 1 auto;padding:.7rem 1.1rem}
  .rail-foot{flex:1 1 40%;max-width:none;text-align:left;font-size:.75rem}

  /* ผลลัพธ์กับช่องแชท AI ให้ชิดกัน — แก้รูปต่อได้ทันทีโดยไม่ต้องเลื่อนไกล */
  .workspace{gap:.8rem}
  .ws-main{gap:.8rem}
  .ws-ai{padding:1rem}
  .ws-ai .aibox-head{margin-bottom:.8rem}
  .chat{min-height:0;padding:.9rem}
  .chat-log{max-height:260px}
}