/* ============================================================
   tools.ramahrinaldi.id — shared design system
   Reuses the visual language of ramahrinaldi.id / bio.ramahrinaldi.id
   ============================================================ */

:root{
  --bg:#070a12;
  --bg2:#0b0f1c;
  --panel:#0e1422;
  --ink:#eef2ff;
  --ink-dim:#a9b3cf;
  --line:rgba(255,255,255,.10);
  --line2:rgba(255,255,255,.16);
  --a1:#5eead4; /* teal */
  --a2:#7aa2ff; /* blue */
  --a3:#f5b544; /* amber */
  --danger:#ff8080;
  --glass-bg:linear-gradient(155deg,rgba(255,255,255,.10),rgba(255,255,255,.02) 45%,rgba(255,255,255,.05));
  --glass-edge:rgba(255,255,255,.22);
  --glass-shadow:0 20px 60px -20px rgba(0,0,0,.6), inset 0 1px 0 rgba(255,255,255,.08);
  --radius:20px;
  --radius-sm:12px;
  --ease:cubic-bezier(.22,1,.36,1);
  --maxw:1180px;
  color-scheme:dark;
}
:root[data-theme="light"]{
  --bg:#f4f6fb;
  --bg2:#eaeefb;
  --panel:#ffffff;
  --ink:#12172a;
  --ink-dim:#535d7a;
  --line:rgba(20,25,50,.10);
  --line2:rgba(20,25,50,.16);
  --glass-bg:linear-gradient(155deg,rgba(255,255,255,.75),rgba(255,255,255,.35) 45%,rgba(255,255,255,.55));
  --glass-edge:rgba(255,255,255,.9);
  --glass-shadow:0 20px 46px -22px rgba(20,25,60,.28), inset 0 1px 0 rgba(255,255,255,.7);
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  min-height:100svh;
  background:var(--bg);
  color:var(--ink);
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  transition:background .35s var(--ease),color .35s var(--ease);
}
h1,h2,h3,h4{font-family:"Space Grotesk",Inter,sans-serif;line-height:1.15;margin:0 0 .5em;letter-spacing:-.01em}
p{margin:0 0 1em}
a{color:inherit}
img,svg{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.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}
::selection{background:var(--a1);color:#04140f}

@font-face{
  font-family:"Inter";src:url("../fonts/inter-latin.woff2") format("woff2");
  font-weight:100 900;font-style:normal;font-display:swap;
}
@font-face{
  font-family:"Space Grotesk";src:url("../fonts/space-grotesk-latin.woff2") format("woff2");
  font-weight:300 700;font-style:normal;font-display:swap;
}

/* ---------- animated blob background ---------- */
.blobs{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.blobs::before,.blobs::after,.blobs i{
  content:"";position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;
  will-change:transform;
}
.blobs::before{
  width:46vw;height:46vw;left:-12vw;top:-14vw;
  background:radial-gradient(circle at 35% 35%,var(--a2),transparent 70%);
  animation:blobA 26s ease-in-out infinite;
}
.blobs::after{
  width:40vw;height:40vw;right:-10vw;top:8vw;
  background:radial-gradient(circle at 60% 40%,var(--a1),transparent 70%);
  animation:blobB 30s ease-in-out infinite;
}
.blobs i{
  width:34vw;height:34vw;left:30vw;bottom:-16vw;
  background:radial-gradient(circle at 50% 50%,var(--a3),transparent 70%);
  animation:blobC 34s ease-in-out infinite;opacity:.35;
}
:root[data-theme="light"] .blobs::before,
:root[data-theme="light"] .blobs::after,
:root[data-theme="light"] .blobs i{opacity:.30}
@keyframes blobA{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(6vw,4vw) scale(1.12)}}
@keyframes blobB{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-5vw,6vw) scale(1.08)}}
@keyframes blobC{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(3vw,-5vw) scale(1.15)}}
@media (prefers-reduced-motion:reduce){
  .blobs::before,.blobs::after,.blobs i{animation:none}
}

/* ---------- glass ---------- */
.glass{
  position:relative;
  background:var(--glass-bg);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--glass-shadow);
  backdrop-filter:blur(22px) saturate(140%);
  -webkit-backdrop-filter:blur(22px) saturate(140%);
}
.glass::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:linear-gradient(155deg,var(--glass-edge),transparent 40%,transparent 70%,var(--glass-edge));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:.5;pointer-events:none;
}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:40;padding:14px 0}
.site-header .bar{
  display:flex;align-items:center;gap:12px;justify-content:space-between;
  padding:10px 16px;border-radius:999px;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;font-size:1.02rem}
.brand .mark{
  width:34px;height:34px;border-radius:11px;display:block;object-fit:cover;flex:none;
  box-shadow:0 4px 14px -6px rgba(0,0,0,.5);
}
.brand small{display:block;font-weight:500;font-size:.72rem;color:var(--ink-dim)}
.nav-actions{display:flex;align-items:center;gap:6px}
.icon-btn{
  width:38px;height:38px;border-radius:999px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);display:grid;place-items:center;cursor:pointer;
  color:var(--ink);transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.10);transform:translateY(-1px)}
.icon-btn:active{transform:translateY(0) scale(.94)}
.icon-btn svg{width:18px;height:18px}
.lang-btn{width:auto;padding:0 12px;font-weight:700;font-size:.76rem;letter-spacing:.03em}
.back-home{display:flex;align-items:center;gap:6px;font-size:.82rem;color:var(--ink-dim);text-decoration:none;padding:0 10px}
.back-home svg{width:15px;height:15px}
.back-home:hover{color:var(--ink)}

/* ---------- hero ---------- */
.hero{padding:56px 0 30px;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  font-size:.76rem;font-weight:700;letter-spacing:.04em;color:var(--a1);
  background:rgba(94,234,212,.10);border:1px solid rgba(94,234,212,.28);margin-bottom:18px;
}
.eyebrow svg{width:13px;height:13px}
.hero h1{font-size:clamp(1.9rem,4.6vw,3rem);margin-bottom:.4em}
.hero h1 .grad{background:linear-gradient(95deg,var(--a1),var(--a2) 60%,var(--a3));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{max-width:640px;margin-inline:auto;color:var(--ink-dim);font-size:1.02rem}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:22px}
.hb{display:flex;align-items:center;gap:7px;font-size:.78rem;color:var(--ink-dim);padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03)}
.hb svg{width:14px;height:14px;color:var(--a1);flex:none}

/* ---------- search ---------- */
.search-wrap{max-width:520px;margin:26px auto 0;position:relative}
.search-wrap svg{position:absolute;left:16px;top:50%;translate:0 -50%;width:17px;height:17px;color:var(--ink-dim)}
.search-wrap input{
  width:100%;padding:13px 16px 13px 44px;border-radius:999px;border:1px solid var(--line);
  background:rgba(255,255,255,.05);color:var(--ink);outline:none;transition:border-color .2s,background .2s;
}
.search-wrap input:focus{border-color:var(--a2);background:rgba(255,255,255,.08)}
.search-wrap input::placeholder{color:var(--ink-dim)}

/* ---------- category tabs ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:26px 0 6px}
.tab{
  padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:transparent;
  color:var(--ink-dim);font-weight:600;font-size:.84rem;cursor:pointer;transition:all .2s var(--ease);
}
.tab:hover{color:var(--ink);border-color:var(--line2)}
.tab.active{color:#04140f;background:linear-gradient(95deg,var(--a1),var(--a2));border-color:transparent}

/* ---------- tool grid ---------- */
.tool-section{padding:26px 0 10px}
.section-title{display:flex;align-items:center;gap:10px;margin:34px 0 16px;font-size:1.02rem;color:var(--ink-dim);font-weight:700;text-transform:uppercase;letter-spacing:.06em}
.section-title span.n{color:var(--ink);font-family:"Space Grotesk"}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.tcard{
  padding:20px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:10px;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);cursor:pointer;
}
.tcard:hover{transform:translateY(-4px)}
.tcard .ic{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;flex:none;
  background:var(--ic-bg,linear-gradient(135deg,var(--a1),var(--a2)));color:#051019;
  transition:transform .3s var(--ease);
}
.tcard:hover .ic{transform:rotate(-6deg) scale(1.06)}
.tcard .ic svg{width:22px;height:22px}
.tcard h3{font-size:1.02rem;margin:0}
.tcard p{font-size:.84rem;color:var(--ink-dim);margin:0;flex:1}
.tcard .tag{font-size:.7rem;font-weight:700;color:var(--a1);display:flex;align-items:center;gap:5px}
.tcard .tag svg{width:12px;height:12px}
.tcard.soon{opacity:.55;cursor:default}
.tcard.soon:hover{transform:none}

/* ---------- footer ---------- */
.site-footer{margin-top:60px;padding:34px 0 46px;text-align:center;color:var(--ink-dim);font-size:.82rem}
.site-footer a{color:var(--a1);text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.foot-links{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:10px}

/* ============================================================
   Tool page shell
   ============================================================ */
.tool-hero{padding:34px 0 6px}
.tool-hero .back{
  display:inline-flex;align-items:center;gap:6px;font-size:.83rem;color:var(--ink-dim);text-decoration:none;margin-bottom:18px;
}
.tool-hero .back:hover{color:var(--ink)}
.tool-hero .back svg{width:15px;height:15px}
.tool-hero-head{display:flex;align-items:center;gap:14px;margin-bottom:10px}
.tool-hero-head .ic{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--a1),var(--a2));color:#051019;flex:none}
.tool-hero-head .ic svg{width:26px;height:26px}
.tool-hero-head h1{font-size:clamp(1.5rem,3.4vw,2.1rem);margin:0}
.tool-hero p.sub{color:var(--ink-dim);max-width:640px}
.privacy-note{display:flex;gap:8px;align-items:flex-start;font-size:.82rem;color:var(--ink-dim);padding:10px 14px;border-radius:12px;border:1px solid var(--line);background:rgba(94,234,212,.05);margin-top:14px}
.privacy-note svg{width:16px;height:16px;color:var(--a1);flex:none;margin-top:1px}

.workbench{padding:24px 0 70px}
.panel{padding:26px}
.panel + .panel{margin-top:16px}

/* dropzone */
.dropzone{
  border:1.5px dashed var(--line2);border-radius:16px;padding:40px 20px;text-align:center;
  cursor:pointer;transition:border-color .25s var(--ease),background .25s var(--ease),transform .2s var(--ease);
  background:rgba(255,255,255,.02);
}
.dropzone:hover{border-color:var(--a2);background:rgba(122,162,255,.06)}
.dropzone.drag{border-color:var(--a1);background:rgba(94,234,212,.10);transform:scale(1.01)}
.dropzone .dz-ic{
  width:58px;height:58px;border-radius:18px;margin:0 auto 14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(94,234,212,.18),rgba(122,162,255,.18));color:var(--a1);
  animation:dzFloat 3.2s ease-in-out infinite;
}
.dropzone .dz-ic svg{width:28px;height:28px}
@keyframes dzFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.dropzone strong{display:block;font-size:1rem;margin-bottom:4px}
.dropzone span{color:var(--ink-dim);font-size:.84rem}
.dropzone input[type=file]{display:none}
@media (prefers-reduced-motion:reduce){.dropzone .dz-ic{animation:none}}

/* file rows */
.filelist{display:flex;flex-direction:column;gap:10px;margin-top:16px}
.frow{
  display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  animation:frowIn .32s var(--ease) both;
}
@keyframes frowIn{from{opacity:0;transform:translateY(6px) scale(.98)}to{opacity:1;transform:none}}
.frow .thumb{width:46px;height:46px;border-radius:10px;object-fit:cover;background:var(--panel);flex:none;border:1px solid var(--line)}
.frow .thumb.doc{display:grid;place-items:center;color:var(--a2)}
.frow .thumb.doc svg{width:22px;height:22px}
.frow .meta{flex:1;min-width:0}
.frow .name{font-size:.88rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.frow .size{font-size:.76rem;color:var(--ink-dim)}
.frow .rm{
  width:30px;height:30px;border-radius:999px;border:1px solid var(--line);background:transparent;
  display:grid;place-items:center;cursor:pointer;color:var(--ink-dim);flex:none;transition:all .2s;
}
.frow .rm:hover{color:var(--danger);border-color:var(--danger)}
.frow .rm svg{width:14px;height:14px}
.frow.drag-handle{cursor:grab}
.frow.dragging{opacity:.4}

/* controls */
.controls{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:.8rem;color:var(--ink-dim);font-weight:600;display:flex;justify-content:space-between}
.field label .val{color:var(--a1);font-family:"Space Grotesk"}
input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:999px;
  background:linear-gradient(90deg,var(--a1),var(--a2));outline:none;cursor:pointer;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:#fff;
  border:3px solid var(--a2);cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.3);transition:transform .15s;
}
input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15)}
input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--a2);cursor:pointer}
select,input[type=text],input[type=number]{
  padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.04);
  color:var(--ink);outline:none;transition:border-color .2s;
}
select:focus,input[type=text]:focus,input[type=number]:focus{border-color:var(--a2)}
.seg{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.seg button{flex:1;padding:9px 10px;background:transparent;border:0;color:var(--ink-dim);font-weight:600;font-size:.82rem;cursor:pointer;transition:all .2s}
.seg button.on{background:linear-gradient(95deg,var(--a1),var(--a2));color:#04140f}
.checkline{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--ink-dim)}
.checkline input{accent-color:var(--a1);width:16px;height:16px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 22px;border-radius:999px;border:1px solid transparent;font-weight:700;font-size:.92rem;
  cursor:pointer;transition:transform .2s var(--ease),box-shadow .2s var(--ease),opacity .2s;
  text-decoration:none;
}
.btn svg{width:17px;height:17px}
.btn-primary{background:linear-gradient(95deg,var(--a1),var(--a2));color:#04140f;box-shadow:0 10px 30px -12px rgba(94,234,212,.5)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px -12px rgba(94,234,212,.6)}
.btn-primary:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-2px)}
.btn-block{width:100%}
.btn-row{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}

/* progress / processing */
.proc{display:none;margin-top:18px}
.proc.on{display:block;animation:frowIn .3s var(--ease)}
.proc-bar{height:10px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;position:relative}
.proc-bar i{
  position:absolute;inset:0 auto 0 0;width:0%;border-radius:999px;
  background:linear-gradient(90deg,var(--a1),var(--a2),var(--a1));background-size:200% 100%;
  animation:liquidFlow 1.4s linear infinite;transition:width .3s var(--ease);
}
@keyframes liquidFlow{0%{background-position:0% 0}100%{background-position:-200% 0}}
.proc-label{display:flex;justify-content:space-between;font-size:.8rem;color:var(--ink-dim);margin-top:8px}
.proc-label b{color:var(--ink);font-family:"Space Grotesk"}
.spinner{width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.25);border-top-color:var(--a1);animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.proc-bar i{animation:none}.spinner{animation:spin 1.4s linear infinite}}

/* results */
.result{display:none;margin-top:18px;text-align:center;padding:28px 20px}
.result.on{display:block;animation:popIn .45s var(--ease) both}
@keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.97)}to{opacity:1;transform:none}}
.result .check{
  width:56px;height:56px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--a1),var(--a2));color:#04140f;
}
.result .check svg{width:28px;height:28px}
.result .check svg path{stroke-dasharray:28;stroke-dashoffset:28;animation:draw .5s .15s var(--ease) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.result h3{margin-bottom:4px}
.result .stat{color:var(--ink-dim);font-size:.88rem;margin-bottom:18px}
.result .stat b{color:var(--a1)}
.result img.preview{max-width:260px;max-height:260px;border-radius:14px;margin:0 auto 18px;border:1px solid var(--line);
  background:repeating-conic-gradient(#00000011 0% 25%,transparent 0% 50%) 50%/16px 16px;
}

/* image compare */
.compare{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);margin-top:16px;
  background:repeating-conic-gradient(#00000011 0% 25%,transparent 0% 50%) 50%/18px 18px;}
.compare img{width:100%;display:block}
.compare .after{position:absolute;inset:0;overflow:hidden;clip-path:inset(0 50% 0 0)}
.compare .after img{width:var(--cw,100%);max-width:none;position:absolute;inset:0}
.compare .handle{
  position:absolute;top:0;bottom:0;left:50%;width:0;cursor:ew-resize;translate:-50% 0;
}
.compare .handle::before{content:"";position:absolute;top:0;bottom:0;left:0;width:2px;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.3)}
.compare .handle::after{
  content:"⇔";position:absolute;top:50%;left:0;translate:-50% -50%;width:34px;height:34px;border-radius:50%;
  background:#fff;color:#111;display:grid;place-items:center;font-size:14px;box-shadow:0 4px 14px rgba(0,0,0,.3);
}
.compare .lbl{position:absolute;bottom:8px;font-size:.7rem;font-weight:700;padding:3px 9px;border-radius:999px;background:rgba(0,0,0,.55);color:#fff;letter-spacing:.03em}
.compare .lbl.l{left:8px}.compare .lbl.r{right:8px}

/* crop */
.crop-stage{position:relative;max-width:100%;margin:16px auto 0;display:flex;justify-content:center;background:#000;border-radius:14px;overflow:hidden;border:1px solid var(--line)}
.crop-stage canvas{display:block;max-width:100%;touch-action:none}
.crop-box{position:absolute;border:2px solid var(--a1);box-shadow:0 0 0 9999px rgba(0,0,0,.55);cursor:move}
.crop-box i{position:absolute;width:14px;height:14px;background:var(--a1);border-radius:50%;border:2px solid #04140f}
.crop-box i.nw{left:-7px;top:-7px;cursor:nwse-resize}
.crop-box i.ne{right:-7px;top:-7px;cursor:nesw-resize}
.crop-box i.sw{left:-7px;bottom:-7px;cursor:nesw-resize}
.crop-box i.se{right:-7px;bottom:-7px;cursor:nwse-resize}

/* toast */
.toast{
  position:fixed;left:50%;bottom:24px;translate:-50% 20px;padding:12px 18px;border-radius:14px;
  background:var(--panel);border:1px solid var(--line);box-shadow:0 14px 40px -14px rgba(0,0,0,.5);
  display:flex;align-items:center;gap:10px;font-size:.86rem;opacity:0;pointer-events:none;
  transition:all .35s var(--ease);z-index:80;max-width:90vw;
}
.toast.on{opacity:1;translate:-50% 0;pointer-events:auto}
.toast svg{width:17px;height:17px;color:var(--a1);flex:none}

/* how-it-works strip */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:40px}
.step{padding:18px;text-align:center}
.step .n{width:30px;height:30px;border-radius:50%;margin:0 auto 10px;display:grid;place-items:center;font-weight:800;font-family:"Space Grotesk";background:linear-gradient(135deg,var(--a1),var(--a2));color:#04140f}
.step h4{font-size:.92rem;margin-bottom:4px}
.step p{font-size:.8rem;color:var(--ink-dim);margin:0}

@media (max-width:720px){
  .controls{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .brand small{display:none}
  .back-home span{display:none}
}
.js-only{display:none}
.js .js-only{display:block}
.no-js-note{padding:14px;text-align:center;color:var(--ink-dim);font-size:.85rem}