/* ============================================================
   Dalan Personal — Shared Design System
   (matches the approved "Design 1 — Classic Corporate")
   ============================================================ */

:root{
  --teal-900:#0f3a44;
  --teal-700:#1f5b69;
  --teal-500:#3a8092;
  --teal-50:#e9f1f3;
  --amber:#d39827;
  --amber-soft:#f3e3bf;
  --amber-ink:#7a5710; /* accessible amber for small text on light backgrounds */
  --ink:#11171a;
  --ink-2:#3d4a4e;
  --ink-3:#6b7679;
  --line:#dfe4e5;
  --bg:#fbfaf7;
  --card:#ffffff;
  /* form fields */
  --field-border:#bcc7c9;
  /* unified card system */
  --radius:10px;
  --radius-sm:8px;
  --card-shadow:0 18px 40px -22px rgba(15,58,68,.16);
  --card-shadow-hover:0 22px 48px -22px rgba(15,58,68,.22);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:120px;overflow-x:clip}
body{
  font-family:'Manrope',system-ui,sans-serif;
  color:var(--ink);
  background:var(--bg);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}

.container{max-width:1240px;margin:0 auto;padding:0 28px}
.mono{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:0.08em;text-transform:uppercase;color:var(--ink-3)}

/* ===== NAV ===== */
nav.top{
  position:sticky;top:0;z-index:50;
  background:rgba(251,250,247,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:32px;height:104px}
.logo{display:flex;align-items:center;gap:12px;font-weight:700;color:var(--teal-900)}
.logo img{height:96px;width:auto;display:block}
.nav-links{display:flex;gap:28px;margin-left:auto;font-weight:500;font-size:15px;color:var(--ink-2)}
.nav-links a{padding:6px 0;border-bottom:1px solid transparent;transition:border-color .2s,color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--teal-700);border-color:var(--teal-700)}
.nav-cta{display:flex;gap:10px}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:0;cursor:pointer;padding:0;margin-left:6px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--teal-900);border-radius:2px;transition:transform .25s ease,opacity .2s ease;margin:0 auto}
nav.top.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
nav.top.nav-open .nav-toggle span:nth-child(2){opacity:0}
nav.top.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:999px;
  font-weight:600;font-size:14px;
  border:1px solid transparent;
  transition:all .2s ease;
  cursor:pointer;
  font-family:'Manrope',sans-serif;
}
.btn-primary{background:var(--teal-700);color:#fff}
.btn-primary:hover{background:var(--teal-900)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--teal-700);color:var(--teal-700)}
.btn-amber{background:var(--amber);color:#1a1207}
.btn-amber:hover{background:#b6811e}
.btn-lg{padding:16px 28px;font-size:15px}

/* ===== ACCESSIBILITY — visible keyboard focus ===== */
:focus-visible{outline:2px solid var(--teal-700);outline-offset:2px}
.btn:focus-visible{outline:2px solid var(--teal-900);outline-offset:3px}
.btn-amber:focus-visible{outline-color:#1a1207}
footer :focus-visible,.approach-dark :focus-visible{outline-color:#fff}

/* ===== SECTIONS ===== */
section.block{padding:96px 0;border-top:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:56px}
.section-head h2{font-size:clamp(32px,3.6vw,46px);line-height:1.1;letter-spacing:-.02em;color:var(--teal-900);font-weight:700;margin:14px 0 18px;text-wrap:balance}
.section-head p{font-size:18px;color:var(--ink-2);margin:0;text-wrap:pretty}

/* ===== PAGE HEADER (sub-pages) ===== */
.page-hero{padding:88px 0 64px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-hero .crumb{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-700);margin-bottom:18px;display:inline-flex;align-items:center;gap:10px}
.page-hero .crumb::before{content:"";width:28px;height:1px;background:var(--teal-700);display:block}
.page-hero h1{
  font-family:'Manrope',sans-serif;
  font-weight:700;
  font-size:clamp(40px,5.4vw,76px);
  line-height:1.02;
  letter-spacing:-.025em;
  margin:0 0 22px;
  color:var(--teal-900);
  text-wrap:balance;
  max-width:980px;
}
.page-hero h1 em{font-style:normal;color:var(--amber);font-weight:700}
.page-hero p.lead{font-size:20px;line-height:1.5;color:var(--ink-2);max-width:680px;margin:0 0 28px;text-wrap:pretty}

/* ===== FAQ COMPONENT (shared) ===== */
.faq-tabs{display:flex;gap:8px;margin-bottom:40px;background:var(--bg);padding:6px;border-radius:999px;width:max-content;border:1px solid var(--line)}
.faq-tab{padding:12px 28px;border-radius:999px;font-weight:600;font-size:15px;background:none;border:0;cursor:pointer;color:var(--ink-2);font-family:inherit;transition:all .2s}
.faq-tab.active{background:var(--teal-700);color:#fff}
.faq-list{display:none;max-width:920px}
.faq-list.active{display:block}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;border:0;background:none;text-align:left;font-family:inherit;
  padding:24px 50px 24px 0;cursor:pointer;
  display:flex;align-items:flex-start;gap:18px;position:relative;
  font-size:18px;font-weight:600;color:var(--teal-900);
}
.faq-q .qnum{font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--amber-ink);min-width:32px;margin-top:4px;font-weight:500}
.faq-q::after{content:"+";position:absolute;right:0;top:22px;font-size:24px;color:var(--teal-700);transition:transform .25s ease}
.faq-item.open .faq-q::after{content:"−"}
.faq-a{display:none;padding:0 0 26px 50px;color:var(--ink-2);font-size:16px;max-width:760px}
.faq-item.open .faq-a{display:block}

/* ===== FOOTER ===== */
footer{background:#0a262d;color:rgba(255,255,255,.85);padding:72px 0 28px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px;margin-bottom:56px}
footer h5{margin:0 0 18px;font-size:13px;font-family:'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.1em;color:var(--amber);font-weight:500}
.foot-col a{display:block;padding:6px 0;color:rgba(255,255,255,.75);font-size:15px;transition:color .2s}
.foot-col a:hover{color:#fff}
.foot-brand .logo-mark{margin-bottom:18px}
.foot-brand p{color:rgba(255,255,255,.6);font-size:14.5px;line-height:1.6;margin:0 0 16px;max-width:300px}
.foot-contact{font-size:14.5px;color:rgba(255,255,255,.75)}
.foot-contact div{margin-bottom:8px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:24px;display:flex;justify-content:space-between;color:rgba(255,255,255,.5);font-size:13px;font-family:'IBM Plex Mono',monospace;flex-wrap:wrap;gap:14px}
.door-mark{width:40px;height:40px;display:block}

/* ===== MODAL ===== */
.modal-backdrop{
  position:fixed;inset:0;background:rgba(15,58,68,.55);backdrop-filter:blur(6px);
  display:none;align-items:flex-start;justify-content:center;z-index:200;
  padding:48px 20px;overflow-y:auto;
}
.modal-backdrop.open{display:flex;animation:modalFade .25s ease}
@keyframes modalFade{from{opacity:0}to{opacity:1}}
.modal{
  background:#fff;max-width:680px;width:100%;border-radius:10px;
  padding:40px 44px 36px;position:relative;
  box-shadow:0 20px 60px -20px rgba(0,0,0,.4);
  animation:modalRise .35s cubic-bezier(.22,1,.36,1);
}
@keyframes modalRise{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
.modal .close{
  position:absolute;top:20px;right:20px;
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:none;
  cursor:pointer;color:var(--ink-2);font-size:18px;display:grid;place-items:center;transition:all .2s;
}
.modal .close:hover{background:var(--teal-900);color:#fff;border-color:var(--teal-900)}
.modal h3{font-size:26px;color:var(--teal-900);margin:0 0 6px;letter-spacing:-.015em}
.modal .mono{margin-bottom:24px;display:block}
.modal-foot{margin-top:8px;font-size:13px;color:var(--ink-3)}

/* ===== FORM ===== */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1 / -1}
.field label{font-size:14px;color:var(--teal-900);font-weight:600;font-family:'Manrope',sans-serif;letter-spacing:0;text-transform:none}
.field input,.field select,.field textarea{
  font-family:'Manrope',sans-serif;font-size:15px;color:var(--ink);
  padding:13px 15px;border:1.5px solid var(--field-border);border-radius:var(--radius-sm);background:#fff;
  outline:none;transition:border-color .2s,box-shadow .2s;width:100%;
}
.field input:hover,.field select:hover,.field textarea:hover{border-color:var(--teal-500)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal-700);box-shadow:0 0 0 3px rgba(31,91,105,.15)}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3)}
.field textarea{min-height:110px;resize:vertical;font-family:'Manrope',sans-serif}
.field .hint{font-size:12px;color:var(--ink-3)}

.checks{display:flex;flex-wrap:wrap;gap:10px}
.check{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 14px;border:1px solid var(--line);border-radius:999px;
  font-size:13.5px;color:var(--ink-2);cursor:pointer;transition:all .2s;
  user-select:none;
}
.check input{display:none}
.check:has(input:checked){background:var(--teal-700);color:#fff;border-color:var(--teal-700)}
.check .dot{width:10px;height:10px;border-radius:50%;border:1.5px solid var(--ink-3);transition:all .2s}
.check:has(input:checked) .dot{background:var(--amber);border-color:var(--amber)}

.file-drop{
  border:2px dashed var(--line);border-radius:8px;padding:24px;text-align:center;
  font-size:14px;color:var(--ink-3);background:var(--bg);cursor:pointer;transition:all .2s;
}
.file-drop:hover{border-color:var(--teal-700);color:var(--teal-700);background:var(--teal-50)}
.file-drop input{display:none}
.file-drop strong{display:block;color:var(--teal-900);font-size:15px;margin-bottom:6px}

.form-actions{display:flex;gap:12px;align-items:center;margin-top:8px;flex-wrap:wrap}
.form-actions .small{font-size:13px;color:var(--ink-3)}
/* anti-spam honeypot (visually hidden, off-screen) */
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.form-error{display:none;width:100%;color:#b3261e;font-size:14px;margin-top:10px;font-weight:500}

/* form success state */
.form-success{
  display:none;padding:30px;text-align:center;background:var(--teal-50);border-radius:8px;
  border:1px solid var(--teal-700);
}
.form-success.show{display:block;animation:modalRise .4s}
.form-success h4{margin:0 0 10px;font-size:22px;color:var(--teal-900)}
.form-success p{margin:0;color:var(--ink-2);font-size:15px}

@media (max-width:900px){
  .foot-grid{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr}
  .modal{padding:32px 24px}
  /* mobile navigation */
  .nav-inner{height:72px;gap:14px}
  .logo img{height:56px}
  .nav-toggle{display:flex}
  .lang-toggle{margin-left:auto;margin-right:0}
  .nav-cta{display:none}
  .nav-links{
    display:none;position:absolute;top:72px;left:0;right:0;
    flex-direction:column;gap:0;margin-left:0;
    background:var(--bg);border-bottom:1px solid var(--line);
    padding:6px 28px 18px;box-shadow:0 16px 30px -18px rgba(15,58,68,.3);
  }
  nav.top.nav-open .nav-links{display:flex}
  .nav-links a{padding:14px 2px;border-bottom:1px solid var(--line);font-size:16px}
  .nav-links a:last-child{border-bottom:0}
}

/* ===== LANGUAGE TOGGLE (i18n) ===== */
.lang-toggle{display:inline-flex;align-items:center;gap:2px;background:rgba(15,58,68,.06);border-radius:999px;padding:3px;margin-right:8px}
.lang-btn{background:transparent;border:0;font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.14em;color:var(--ink-3);padding:7px 12px;border-radius:999px;cursor:pointer;font-weight:600;text-transform:uppercase;transition:background .2s,color .2s}
.lang-btn:hover{color:var(--teal-700)}
.lang-btn.active{background:var(--teal-700);color:#fff}
@media (max-width:600px){.lang-toggle{margin-right:0}.lang-btn{padding:6px 10px}}

/* Footer language links — visual treatment matches other footer nav links */
.foot-col .foot-lang.active{color:var(--amber)}

/* ===== SCROLL-REVEAL ANIMATIONS ===== */
[data-anim]{
  opacity:0;
  transition:
    opacity .8s cubic-bezier(.22,1,.36,1) var(--anim-delay, 0ms),
    transform .8s cubic-bezier(.22,1,.36,1) var(--anim-delay, 0ms);
  will-change:opacity,transform;
}
[data-anim="fade"]{transform:none}
[data-anim="slide-up"]{transform:translateY(36px)}
[data-anim="slide-down"]{transform:translateY(-36px)}
[data-anim="slide-left"]{transform:translateX(48px)}    /* enters from the right */
[data-anim="slide-right"]{transform:translateX(-48px)}  /* enters from the left */
[data-anim="zoom-in"]{transform:scale(.94)}
[data-anim].in-view{opacity:1;transform:none}

/* "Fill" effect for a horizontal amber rule that grows on scroll */
[data-anim="fill-x"]{
  transform-origin:left center;
  transform:scaleX(0);
  opacity:1;
  transition:transform 1.1s cubic-bezier(.22,1,.36,1) var(--anim-delay, 0ms);
}
[data-anim="fill-x"].in-view{transform:scaleX(1)}

/* "Fill" effect for a vertical line that grows top-to-bottom */
[data-anim="fill-y"]{
  transform-origin:top center;
  transform:scaleY(0);
  opacity:1;
  transition:transform 1.4s cubic-bezier(.22,1,.36,1) var(--anim-delay, 0ms);
}
[data-anim="fill-y"].in-view{transform:scaleY(1)}

@media (prefers-reduced-motion: reduce){
  [data-anim]{opacity:1!important;transform:none!important;transition:none!important}
}

/* ===== WHY GRID (3-up card grid, shared across pages) ===== */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.why-card{padding:32px 28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:transform .25s,border-color .25s,box-shadow .25s}
.why-card:hover{transform:translateY(-3px);border-color:var(--amber);box-shadow:var(--card-shadow-hover)}
.why-card .n{font-family:'IBM Plex Mono',monospace;color:var(--amber-ink);font-weight:500;font-size:13px;margin-bottom:18px}
.why-card h4{margin:0 0 12px;font-size:20px;font-weight:700;color:var(--teal-900)}
.why-card p{margin:0;color:var(--ink-2);font-size:15px}
@media (max-width:760px){
  .why-grid{grid-template-columns:1fr;gap:18px}
}

/* ===== "WHY DALAN" BRAND STORY (shared: homepage + about) ===== */
.dalan-meaning{background:var(--teal-900);color:#fff;position:relative;overflow:hidden}
.dalan-meaning::before{content:"";position:absolute;top:-25%;right:-6%;width:48%;height:170%;background:radial-gradient(ellipse at center, rgba(211,152,39,.15) 0%, transparent 60%);pointer-events:none}
.dalan-meaning > .container{position:relative;z-index:1}
.dm-eyebrow{color:var(--amber);display:block;margin-bottom:40px;letter-spacing:.2em}
.dm-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:48px;align-items:stretch}
.dm-photo{position:relative;margin:0;border-radius:14px;overflow:hidden;box-shadow:0 30px 60px -30px rgba(0,0,0,.55);border:1px solid rgba(211,152,39,.18);min-height:300px}
.dm-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.dm-text{display:flex;flex-direction:column}
.dm-h{font-size:clamp(26px,3vw,38px);line-height:1.12;letter-spacing:-.02em;color:#fff;font-weight:700;margin:0 0 18px;text-wrap:balance}
.dm-text p{font-size:16.5px;line-height:1.7;color:rgba(255,255,255,.82);margin:0 0 16px;max-width:62ch}
.dm-text p:last-child{margin-bottom:0}
.dm-meta{margin-top:auto;padding-top:24px;border-top:1px solid rgba(255,255,255,.13);display:flex;flex-direction:column;gap:12px}
.dm-phon{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.55);display:block}
.dm-play{display:flex;align-items:center;flex-wrap:wrap;gap:12px;font-family:'Manrope',sans-serif;font-weight:700;font-size:clamp(20px,2.1vw,26px);color:#fff}
.dm-play .dm-arrow{color:rgba(255,255,255,.4);font-weight:400}
.dm-hl{color:var(--amber)}
.dm-play-cap{font-family:'IBM Plex Mono',monospace;font-size:12px;font-weight:400;letter-spacing:.06em;color:rgba(255,255,255,.5);margin-left:2px}
.dm-quote{margin:48px 0 0;padding:30px 0 0;border-top:1px solid rgba(255,255,255,.14);max-width:880px}
.dm-quote-lead{display:block;font-size:16px;line-height:1.6;color:rgba(255,255,255,.7);margin-bottom:14px}
.dm-quote strong{display:block;font-family:'Manrope',sans-serif;font-weight:700;font-size:clamp(22px,2.6vw,34px);line-height:1.2;letter-spacing:-.015em;color:#fff;text-wrap:balance}
@media (max-width:860px){
  .dm-grid{grid-template-columns:1fr;gap:24px}
  .dm-photo{min-height:0;aspect-ratio:4/3}
  .dm-quote{margin-top:36px}
}

/* ===== LOGO STACK (animated SVG → PNG crossfade) ===== */
.logo-stack{position:relative;display:inline-block;height:96px;line-height:0}
.logo-stack img{height:96px;width:auto;display:block;max-width:none}
.logo-stack .logo-svg{transition:opacity .9s ease;will-change:opacity}
.logo-stack .logo-png{position:absolute;top:0;left:0;opacity:0;transition:opacity .9s ease;will-change:opacity}
.logo-stack.swapped .logo-svg{opacity:0;pointer-events:none}
.logo-stack.swapped .logo-png{opacity:1}
/* if user has already seen the animation this session, skip it entirely */
.logo-stack.instant .logo-svg{display:none}
.logo-stack.instant .logo-png{opacity:1;position:static}