/* =========================================================
   วิเชียร ดินแดง — Design System
   Concept: "แผ่นเหล็กตัดมุม + ตั๋วชั่งน้ำหนัก"
   มุมตัดเฉียง (clip-corner) = การตัดแผ่นเหล็กด้วยเครื่องตัด
   แถบตัวเลขสถิติสีแดงเข้ม = สไตล์ตั๋วชั่งน้ำหนักที่โรงงานเศษเหล็กใช้จริง
   ========================================================= */

:root{
  /* Color */
  --ink:#0D1113;
  --ink-soft:#1A2023;
  --ink-line: rgba(255,255,255,.12);
  --brick:#CE0000;
  --brick-deep:#7A0000;
  --brick-bright:#E82020;
  --paper:#F0F1EE;
  --paper-deep:#E6E7E2;
  --white:#FFFFFF;
  --steel:#6E7478;
  --steel-soft:#9A9FA2;
  --line: rgba(13,17,19,.12);
  --line-strong: rgba(13,17,19,.22);

  /* Type */
  --font-display: "Chakra Petch", sans-serif;
  --font-body: "IBM Plex Sans Thai", sans-serif;

  /* Motion */
  --ease: cubic-bezier(.4,0,.2,1);
  --fast: .18s;
  --base: .3s;
  --slow: .6s;

  /* Layout */
  --container: 1280px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 0px;
}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  font-family:var(--font-body);
  background:var(--paper);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{list-style:none;}
button{font:inherit;background:none;border:0;cursor:pointer;color:inherit;}
input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.1;letter-spacing:-.01em;}

.wrap{max-width:var(--container);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter);}

/* Focus visibility */
:focus-visible{outline:2px solid var(--brick);outline-offset:3px;}

/* ---------- Clip-corner signature system ---------- */
.cut{clip-path:polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);}
.cut-sm{clip-path:polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);}
.cut-lg{clip-path:polygon(0 0, calc(100% - 44px) 0, 100% 44px, 100% 100%, 0 100%);}
.cut-both{clip-path:polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 32px 100%, 0 calc(100% - 32px));}

/* ---------- Eyebrow label ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-display);
  font-size:.8rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--brick);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brick);}
.eyebrow.on-dark{color:var(--brick-bright);}

/* ---------- Section rhythm ---------- */
.section{padding:clamp(64px,10vw,128px) 0;position:relative;}
.section-dark{background:var(--ink);color:var(--white);}
.section-brick{background:var(--brick);color:var(--white);}
.section-paper{background:var(--paper);}
.section-title{
  font-size:clamp(1.9rem, 3.4vw, 2.75rem);
  font-weight:600;
  color:var(--ink);
  max-width:36ch;
}
.section-dark .section-title,.section-brick .section-title{color:var(--white);}
.section-desc{
  font-size:1rem;color:var(--steel);max-width:52ch;margin-top:14px;line-height:1.7;
}
.section-dark .section-desc{color:rgba(255,255,255,.65);}
.section-head{
  display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:24px;
  margin-bottom:clamp(36px,5vw,64px);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-display);font-weight:600;font-size:.875rem;
  letter-spacing:.05em;text-transform:uppercase;
  padding:15px 28px;
  border:1px solid transparent;
  transition:background-color var(--fast) var(--ease),color var(--fast) var(--ease),border-color var(--fast) var(--ease),transform var(--fast) var(--ease);
  cursor:pointer;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-brick{background:var(--brick);color:var(--white);}
.btn-brick:hover{background:var(--brick-bright);}
.btn-ghost-light{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.35);color:var(--white);backdrop-filter:blur(6px);}
.btn-ghost-light:hover{background:rgba(255,255,255,.16);}
.btn-ink{background:var(--ink);color:var(--white);}
.btn-ink:hover{background:var(--ink-soft);}
.btn-outline-ink{background:transparent;border-color:var(--line-strong);color:var(--ink);}
.btn-outline-ink:hover{border-color:var(--ink);}
.btn-sm{padding:11px 20px;font-size:.75rem;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  padding:18px 0;
  transition:background-color var(--base) var(--ease),padding var(--base) var(--ease),box-shadow var(--base) var(--ease);
  background:transparent;
}
.site-header.solid{
  background:var(--ink);padding:12px 0;box-shadow:0 8px 30px rgba(0,0,0,.25);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;min-width:0;}
.brand img{height:38px;width:auto;flex-shrink:0;}
@media (max-width:479px){
  .brand img{height:32px;}
}

.main-nav{display:none;}
.main-nav ul{display:flex;gap:30px;}
.main-nav a{
  font-family:var(--font-display);font-size:.85rem;font-weight:500;letter-spacing:.03em;
  color:rgba(255,255,255,.75);position:relative;padding:6px 0;
  transition:color var(--fast) var(--ease);
}
.main-nav a:hover,.main-nav a.active{color:var(--white);}
.main-nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--brick);}

.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.header-actions .btn-sm{display:none;}
@media (min-width:640px){.header-actions .btn-sm{display:inline-flex;}}
.header-phone{display:none;align-items:center;gap:8px;color:var(--white);font-size:.85rem;font-family:var(--font-display);}
.header-phone svg{width:16px;height:16px;color:var(--brick-bright);}

.hamburger{
  width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.25);color:var(--white);
}
@media (min-width:1024px){
  .main-nav{display:block;}
  .header-phone{display:flex;}
  .hamburger{display:none;}
}

/* Mobile nav drawer */
.mobile-nav{
  position:fixed;inset:0;z-index:200;
  visibility:hidden;
}
.mobile-nav.open{visibility:visible;}
.mobile-nav-backdrop{
  position:absolute;inset:0;background:rgba(0,0,0,.55);
  opacity:0;transition:opacity var(--base) var(--ease);
}
.mobile-nav.open .mobile-nav-backdrop{opacity:1;}
.mobile-nav-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(320px,86vw);
  background:var(--ink);padding:26px 26px 40px;
  transform:translateX(100%);transition:transform var(--base) var(--ease);
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.mobile-nav.open .mobile-nav-panel{transform:translateX(0);}
.mobile-nav-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:36px;}
.mobile-nav-close{width:38px;height:38px;border:1px solid rgba(255,255,255,.25);color:var(--white);display:flex;align-items:center;justify-content:center;}
.mobile-nav-panel a{
  display:block;padding:16px 4px;font-family:var(--font-display);font-size:1.15rem;color:var(--white);
  border-bottom:1px solid rgba(255,255,255,.1);
}
.mobile-nav-panel .btn{margin-top:24px;}
.mobile-nav-phone{display:flex;align-items:center;gap:10px;color:var(--brick-bright);font-family:var(--font-display);margin-top:20px;font-size:1rem;}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;
  color:var(--white);overflow:hidden;background:var(--ink);
}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(13,17,19,.55) 0%, rgba(13,17,19,.35) 35%, rgba(13,17,19,.92) 100%),
    linear-gradient(90deg, rgba(13,17,19,.75) 0%, rgba(13,17,19,.15) 45%);
}
.hero-content{position:relative;z-index:1;padding:180px 0 64px;}
.hero-eyebrow{
  font-family:var(--font-display);font-size:.85rem;font-weight:600;letter-spacing:.28em;text-transform:uppercase;
  color:var(--brick-bright);margin-bottom:22px;display:flex;align-items:center;gap:12px;
}
.hero-eyebrow::before{content:"";width:34px;height:2px;background:var(--brick-bright);}
.hero h1{
  font-size:clamp(2.6rem, 7vw, 5.6rem);
  font-weight:700;
  max-width:16ch;
  text-transform:uppercase;
  letter-spacing:-.01em;
}
.hero p{margin-top:24px;font-size:clamp(1rem,1.6vw,1.2rem);color:rgba(255,255,255,.82);max-width:46ch;line-height:1.7;}
.hero-actions{margin-top:38px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-scroll{
  position:absolute;right:var(--gutter);bottom:28px;z-index:1;
  display:none;flex-direction:column;align-items:center;gap:10px;color:rgba(255,255,255,.6);
  font-family:var(--font-display);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;
}
.hero-scroll svg{width:14px;height:20px;animation:scrollcue 1.8s var(--ease) infinite;}
@keyframes scrollcue{0%,100%{transform:translateY(0);opacity:.4;}50%{transform:translateY(6px);opacity:1;}}
@media (min-width:768px){.hero-scroll{display:flex;}}

/* ---------- Stats band (weigh-ticket) ---------- */
.stats-band{background:var(--brick);color:var(--white);position:relative;overflow:hidden;}
.stats-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(-45deg, rgba(255,255,255,.035) 0 2px, transparent 2px 14px);
  pointer-events:none;
}
.stats-grid{
  position:relative;
  display:grid;grid-template-columns:repeat(2,1fr);
  border-top:1px solid rgba(255,255,255,.22);
}
.stat-item{
  padding:34px 20px;border-bottom:1px solid rgba(255,255,255,.22);border-right:1px solid rgba(255,255,255,.22);
  text-align:center;
}
.stat-item:nth-child(2n){border-right:0;}
.stat-num{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(2.5rem,6vw,4.2rem);line-height:1;
  font-variant-numeric:tabular-nums;
}
.stat-num sup{font-size:.4em;margin-left:2px;top:-.5em;}
.stat-label{margin-top:10px;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.8);}
@media (min-width:768px){
  .stats-grid{grid-template-columns:repeat(4,1fr);}
  .stat-item:nth-child(2n){border-right:1px solid rgba(255,255,255,.22);}
  .stat-item:nth-child(4n){border-right:0;}
  .stat-item{padding:52px 24px;}
}

/* ---------- Cards (services / why-us) ---------- */
.card-grid{display:grid;grid-template-columns:1fr;gap:1px;background:var(--line);border:1px solid var(--line);}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);}}

.card{
  background:var(--white);padding:38px 30px;
  display:flex;flex-direction:column;
  transition:background-color var(--base) var(--ease);
  position:relative;
}
.card:hover{background:#fff;}
.card-top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:22px;}
.card-icon{
  width:52px;height:52px;display:flex;align-items:center;justify-content:center;
  background:var(--paper-deep);color:var(--ink);
  transition:background-color var(--base) var(--ease),color var(--base) var(--ease),transform var(--base) var(--ease);
}
.card:hover .card-icon{background:var(--brick);color:var(--white);transform:translateY(-3px);}
.card-icon svg{width:24px;height:24px;}
.card-arrow{width:20px;height:20px;color:var(--line-strong);transition:color var(--fast) var(--ease),transform var(--fast) var(--ease);}
.card:hover .card-arrow{color:var(--brick);transform:translate(3px,-3px);}
.card h3{font-size:1.2rem;margin-bottom:10px;color:var(--ink);}
.card p{font-size:.9rem;color:var(--steel);line-height:1.65;margin-bottom:18px;}
.card-list{margin-top:auto;display:flex;flex-direction:column;gap:9px;}
.card-list li{display:flex;align-items:flex-start;gap:9px;font-size:.85rem;color:var(--ink-soft);}
.card-list svg{width:15px;height:15px;color:var(--brick);flex-shrink:0;margin-top:3px;}
.card-bar{position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brick);transform:scaleY(0);transform-origin:bottom;transition:transform var(--base) var(--ease);}
.card:hover .card-bar{transform:scaleY(1);}

/* ---------- Materials ---------- */
.mat-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:0;}
.mat-tab{
  padding:11px 20px;border:1px solid var(--line-strong);font-size:.82rem;font-family:var(--font-display);font-weight:500;
  color:var(--ink-soft);transition:all var(--fast) var(--ease);
}
.mat-tab.active{background:var(--ink);border-color:var(--ink);color:var(--white);}
.mat-tab:not(.active):hover{border-color:var(--ink);}

.mat-panel{display:none;border:1px solid var(--line-strong);border-top:0;padding:30px;background:var(--white);}
.mat-panel.active{display:block;}
.mat-panel-grid{display:grid;grid-template-columns:1fr;gap:10px 24px;}
@media (min-width:640px){.mat-panel-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.mat-panel-grid{grid-template-columns:repeat(3,1fr);}}
.mat-panel-grid li{display:flex;align-items:center;gap:10px;font-size:.9rem;color:var(--ink-soft);padding:6px 0;border-bottom:1px dashed var(--line);}
.mat-panel-grid svg{width:14px;height:14px;color:var(--brick);flex-shrink:0;}

/* ---------- Process: steel-plate sequence (signature) ---------- */
.process{position:relative;}
.process-list{display:flex;flex-direction:column;}
.process-item{
  position:relative;display:grid;grid-template-columns:1fr;gap:18px;
  padding:36px 0;border-bottom:1px solid var(--ink-line);
}
@media (min-width:768px){
  .process-item{grid-template-columns:120px 1fr 2fr;align-items:center;gap:32px;}
}
.process-num{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(3.5rem,7vw,5.5rem);line-height:.85;
  color:transparent;-webkit-text-stroke:1.5px rgba(255,255,255,.28);
  transition:color var(--base) var(--ease),-webkit-text-stroke var(--base) var(--ease);
}
.process-item:hover .process-num{color:var(--brick-bright);-webkit-text-stroke:1.5px var(--brick-bright);}
.process-body h3{font-size:1.3rem;color:var(--white);margin-bottom:8px;}
.process-body p{font-size:.9rem;color:rgba(255,255,255,.6);line-height:1.7;max-width:32ch;}
.process-track{display:none;}
@media (min-width:768px){
  .process-track{display:block;height:2px;background:rgba(255,255,255,.15);position:relative;}
  .process-track::after{content:"";position:absolute;left:0;top:-4px;width:10px;height:10px;background:var(--brick-bright);border-radius:50%;}
}

/* ---------- Auction / hemao band ---------- */
.auction{display:grid;grid-template-columns:1fr;gap:48px;}
@media (min-width:1024px){.auction{grid-template-columns:5fr 7fr;align-items:start;}}
.auction-list{border-top:1px solid var(--line-strong);}
.auction-list li{display:flex;align-items:flex-start;gap:12px;padding:18px 0;border-bottom:1px solid var(--line-strong);font-size:.95rem;color:var(--ink-soft);}
.auction-list svg{width:17px;height:17px;color:var(--brick);flex-shrink:0;margin-top:2px;}

/* ---------- Portfolio ---------- */
.portfolio-grid{display:grid;grid-template-columns:1fr;gap:2px;}
@media (min-width:640px){.portfolio-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.portfolio-grid{grid-template-columns:repeat(3,1fr);}}
.portfolio-item{
  position:relative;aspect-ratio:4/5;overflow:hidden;cursor:pointer;background:var(--ink-soft);
}
.portfolio-item img{width:100%;height:100%;object-fit:cover;transition:transform var(--slow) var(--ease);}
.portfolio-item:hover img{transform:scale(1.07);}
.portfolio-overlay{
  position:absolute;inset:0;
  background:linear-gradient(0deg, rgba(13,17,19,.92) 0%, rgba(13,17,19,.05) 55%);
  display:flex;flex-direction:column;justify-content:flex-end;padding:22px;
}
.portfolio-tag{
  align-self:flex-start;background:var(--brick);color:var(--white);font-size:.7rem;font-family:var(--font-display);
  padding:5px 10px;margin-bottom:10px;letter-spacing:.04em;
}
.portfolio-overlay h4{color:var(--white);font-size:1rem;font-weight:600;}
.portfolio-overlay span{color:rgba(255,255,255,.6);font-size:.78rem;margin-top:4px;display:flex;align-items:center;gap:6px;}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:300;display:none;align-items:center;justify-content:center;padding:20px;}
.lightbox.open{display:flex;}
.lightbox-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.9);}
.lightbox-inner{position:relative;z-index:1;max-width:min(900px,92vw);width:100%;}
.lightbox-inner img{width:100%;max-height:78vh;object-fit:contain;}
.lightbox-caption{color:var(--white);text-align:center;margin-top:14px;font-size:.9rem;}
.lightbox-close,.lightbox-prev,.lightbox-next{
  position:absolute;color:var(--white);width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.3);background:rgba(0,0,0,.3);z-index:2;
}
.lightbox-close{top:-56px;right:0;}
.lightbox-prev{left:-8px;top:50%;transform:translate(-100%,-50%);}
.lightbox-next{right:-8px;top:50%;transform:translate(100%,-50%);}
@media (max-width:640px){
  .lightbox-prev{left:0;transform:translateY(-50%);}
  .lightbox-next{right:0;transform:translateY(-50%);}
  .lightbox-close{top:-48px;}
}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1fr;gap:56px;align-items:center;}
@media (min-width:1024px){.about-grid{grid-template-columns:5fr 7fr;}}
.about-media{position:relative;}
.about-media .frame{aspect-ratio:4/5;overflow:hidden;}
.about-media img{width:100%;height:100%;object-fit:cover;}
.about-badge{
  position:absolute;right:-16px;bottom:-24px;background:var(--brick);color:var(--white);
  padding:22px 26px;
}
@media (min-width:640px){.about-badge{right:-28px;padding:26px 34px;}}
.about-badge .num{font-family:var(--font-display);font-weight:700;font-size:clamp(2.2rem,4vw,3.2rem);line-height:1;}
.about-badge .label{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;margin-top:4px;color:rgba(255,255,255,.85);}
.about-body p{color:var(--steel);font-size:1rem;line-height:1.8;margin-top:18px;}
.about-body p:first-of-type{margin-top:22px;}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr;gap:0;border:1px solid var(--line-strong);}
@media (min-width:1024px){.contact-grid{grid-template-columns:7fr 5fr;}}
.contact-form{padding:clamp(28px,4vw,48px);background:var(--white);}
.form-row{display:grid;grid-template-columns:1fr;gap:18px;margin-bottom:18px;}
@media (min-width:560px){.form-row.two{grid-template-columns:1fr 1fr;}}
.field label{display:block;font-size:.8rem;font-weight:600;color:var(--ink);margin-bottom:8px;}
.field label .req{color:var(--brick);}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line-strong);background:var(--paper);padding:13px 14px;font-size:.92rem;color:var(--ink);
  transition:border-color var(--fast) var(--ease);
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brick);outline:none;}
.field textarea{resize:vertical;min-height:110px;}
.field-file{border:1px dashed var(--line-strong);padding:14px;font-size:.82rem;color:var(--steel);background:var(--paper);}
.field-file input{margin-top:8px;font-size:.8rem;}
.form-note{font-size:.76rem;color:var(--steel);margin-top:6px;}

.contact-info{background:var(--ink);color:var(--white);padding:clamp(28px,4vw,48px);display:flex;flex-direction:column;gap:26px;}
.info-row{display:flex;gap:16px;align-items:flex-start;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.12);}
.info-row:last-of-type{border-bottom:0;padding-bottom:0;}
.info-icon{width:38px;height:38px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.info-icon svg{width:18px;height:18px;color:var(--brick-bright);}
.info-row h4{font-size:.85rem;color:rgba(255,255,255,.55);text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px;font-weight:500;}
.info-row a,.info-row p{color:var(--white);font-size:.95rem;}
.qr-box{display:flex;align-items:center;gap:14px;background:rgba(255,255,255,.06);padding:14px;margin-top:4px;}
.qr-box img{width:64px;height:64px;background:#fff;padding:4px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.65);padding:64px 0 28px;}
.footer-top{display:grid;grid-template-columns:1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);}
@media (min-width:768px){.footer-top{grid-template-columns:2fr 1fr 1fr 1.3fr;}}
.footer-brand img{height:32px;margin-bottom:16px;}
.footer-brand p{font-size:.88rem;line-height:1.7;max-width:34ch;color:rgba(255,255,255,.55);}
.footer-social{display:flex;gap:10px;margin-top:20px;}
.footer-social a{width:36px;height:36px;border:1px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;transition:background var(--fast) var(--ease);}
.footer-social a:hover{background:var(--brick);border-color:var(--brick);}
.footer-social svg{width:16px;height:16px;}
.footer-col h5{color:var(--white);font-family:var(--font-display);font-size:.85rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:.88rem;transition:color var(--fast) var(--ease);}
.footer-col a:hover{color:var(--white);}
.footer-bottom{display:flex;flex-direction:column;gap:10px;padding-top:26px;font-size:.8rem;}
@media (min-width:640px){.footer-bottom{flex-direction:row;justify-content:space-between;}}
.footer-bottom a{color:rgba(255,255,255,.5);}
.footer-bottom a:hover{color:var(--white);}

/* ---------- Floating buttons ---------- */
.floaters{position:fixed;right:20px;bottom:20px;z-index:80;display:flex;flex-direction:column;gap:10px;}
.floater{
  width:50px;height:50px;display:flex;align-items:center;justify-content:center;
  background:var(--brick);color:var(--white);box-shadow:0 8px 20px rgba(0,0,0,.25);
  transition:transform var(--fast) var(--ease),background var(--fast) var(--ease);
}
.floater:hover{transform:translateY(-3px);background:var(--brick-bright);}
.floater svg{width:22px;height:22px;}
.floater.contact{opacity:0;pointer-events:none;transform:translateY(8px);transition:opacity var(--fast) var(--ease),transform var(--fast) var(--ease);}
.floater.contact.show{opacity:1;pointer-events:auto;transform:translateY(0);}
.floater.top{background:var(--ink);opacity:0;pointer-events:none;transform:translateY(8px);transition:opacity var(--fast) var(--ease),transform var(--fast) var(--ease);}
.floater.top.show{opacity:1;pointer-events:auto;transform:translateY(0);}
.floaters.hidden-by-overlay{display:none;}

/* ---------- Reveal-on-scroll ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.reveal.in{opacity:1;transform:translateY(0);}

/* ---------- Misc ---------- */
.divider-line{height:1px;background:var(--line-strong);}
.tag{display:inline-block;padding:4px 10px;font-size:.7rem;font-family:var(--font-display);background:var(--paper-deep);color:var(--ink-soft);}