/* ═══════════════════════════════════════════════════
   INDDN Auth — Login / Register
   Light theme · Cormorant Garamond + DM Sans
═══════════════════════════════════════════════════ */

:root {
  --white:       #FFFFFF;
  --cream:       #FAF8F5;
  --cream-2:     #F2EFE9;
  --navy:        #1B3A6B;
  --navy-mid:    #2A5298;
  --navy-light:  #EBF0FA;
  --navy-xlight: #F3F6FD;
  --saffron:     #D4600A;
  --saffron-mid: #E8710A;
  --saffron-lt:  #FEF0E3;
  --teal:        #0B6E6E;
  --teal-lt:     #E0F5F5;
  --green:       #1A7040;
  --green-lt:    #E4F4EC;
  --amber:       #A0620A;
  --red-deep:    #7A1F1F;
  --red-lt:      #FBECEC;
  --text-1:      #1A1A2E;
  --text-2:      #484868;
  --text-3:      #8888AA;
  --border:      rgba(26,26,46,0.08);
  --border-mid:  rgba(26,26,46,0.14);
  --font-disp:   'Cormorant Garamond', Georgia, serif;
  --font-body:   'DM Sans', sans-serif;
  --r-sm: 8px; --r-md: 12px; --r-lg: 18px;
  --ease: cubic-bezier(0.25,0.46,0.45,0.94);
  --dur:  0.28s;
  --shadow-sm: 0 2px 12px rgba(26,26,46,0.07);
  --shadow-md: 0 8px 36px rgba(26,26,46,0.11);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{height:100%;scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--cream);
  color:var(--text-1);
  line-height:1.65;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  opacity:0;
  animation:pageIn .5s ease .05s forwards;
}
@keyframes pageIn{to{opacity:1}}
a{text-decoration:none;color:inherit}
button{cursor:pointer;border:none;background:none;font-family:inherit}

/* NAV */
.auth-nav{
  position:fixed;top:0;left:0;right:0;
  height:58px;z-index:100;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
}
.auth-nav-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:100%;display:flex;align-items:center;justify-content:space-between;
}
.logo{display:flex;align-items:center;gap:8px}
.logo-word{font-family:var(--font-body);font-size:1.05rem;font-weight:400;letter-spacing:.08em}
.logo-word strong{font-weight:600;color:var(--navy)}
.back-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.78rem;color:var(--text-2);
  padding:6px 12px;border-radius:6px;
  border:1px solid var(--border-mid);
  background:var(--white);
  transition:color var(--dur),border-color var(--dur),background var(--dur);
}
.back-link:hover{color:var(--navy);border-color:rgba(27,58,107,.25);background:var(--navy-xlight)}

/* SPLIT LAYOUT */
.auth-layout{
  display:grid;
  grid-template-columns:1fr 1fr;
  min-height:100vh;
  padding-top:58px;
}

/* LEFT */
.auth-left{
  background:var(--navy);
  display:flex;align-items:center;justify-content:center;
  padding:60px 48px;
  position:sticky;top:58px;
  height:calc(100vh - 58px);
  overflow:hidden;
}
.auth-left::before{
  content:'';
  position:absolute;inset:0;
  background-image:radial-gradient(circle,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:28px 28px;pointer-events:none;
}
.auth-left::after{
  content:'';
  position:absolute;
  bottom:-120px;right:-80px;
  width:400px;height:400px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(232,113,10,.18) 0%,transparent 65%);
  pointer-events:none;
}
.auth-left-inner{position:relative;z-index:1;max-width:400px}
.al-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.68rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;
  color:rgba(255,255,255,.5);margin-bottom:20px;
}
.eyebrow-dot{
  width:6px;height:6px;border-radius:50%;background:var(--saffron-mid);
  animation:dotBlink 2.5s ease-in-out infinite;flex-shrink:0;
}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.25}}
.al-title{
  font-family:var(--font-disp);
  font-size:clamp(2rem,3.5vw,3rem);
  font-weight:700;color:#fff;
  line-height:1.08;letter-spacing:-.02em;
  margin-bottom:16px;
}
.al-title em{font-style:italic;color:var(--saffron-mid)}
.al-desc{font-size:.9rem;font-weight:300;color:rgba(255,255,255,.6);line-height:1.75;margin-bottom:32px}

.al-stats{display:flex;align-items:center;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.als-item{display:flex;flex-direction:column}
.als-item strong{font-family:var(--font-disp);font-size:1.6rem;font-weight:700;color:#fff;line-height:1}
.als-item span{font-size:.68rem;color:rgba(255,255,255,.45);text-transform:uppercase;letter-spacing:.06em;margin-top:3px}
.als-sep{width:1px;height:36px;background:rgba(255,255,255,.15)}

.al-project-preview{
  display:flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.12);
  border-radius:12px;padding:14px 16px;
}
.app-icon{
  width:36px;height:36px;border-radius:10px;
  background:rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.8);font-size:.9rem;flex-shrink:0;
}
.al-project-preview strong{display:block;font-size:.85rem;color:#fff;font-weight:500}
.al-project-preview span{font-size:.72rem;color:rgba(255,255,255,.45)}
.app-chip{
  margin-left:auto;font-size:.62rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  padding:3px 9px;border-radius:20px;background:rgba(26,112,64,.25);color:#5BDB8A;
  border:1px solid rgba(91,219,138,.25);flex-shrink:0;
}

/* RIGHT */
.auth-right{
  display:flex;align-items:flex-start;justify-content:center;
  padding:40px 28px 60px;
  overflow-y:auto;
  background:var(--cream);
}
.auth-card{
  width:100%;max-width:480px;
  background:var(--white);
  border:1px solid var(--border);
  border-radius:24px;
  box-shadow:var(--shadow-md);
  overflow:hidden;
}

/* TABS */
.auth-tabs{
  display:flex;
  border-bottom:1px solid var(--border);
  background:var(--cream);
}
.auth-tab{
  flex:1;padding:14px 16px;
  font-family:var(--font-body);font-size:.875rem;font-weight:400;
  color:var(--text-3);
  border-bottom:2px solid transparent;
  transition:color var(--dur),border-color var(--dur),background var(--dur);
  margin-bottom:-1px;
}
.auth-tab:hover{color:var(--text-2);background:var(--cream-2)}
.auth-tab.active{color:var(--navy);font-weight:500;border-bottom-color:var(--navy);background:var(--white)}

/* FORM WRAP */
.auth-form-wrap{padding:28px 32px 32px}
.auth-form-wrap.hidden{display:none}
.form-title-block{margin-bottom:24px}
.form-title-block h2{
  font-family:var(--font-disp);font-size:1.6rem;font-weight:600;
  color:var(--text-1);margin-bottom:4px;
}
.form-title-block p{font-size:.82rem;color:var(--text-3)}

/* FORM ELEMENTS */
.fg{margin-bottom:16px;display:flex;flex-direction:column;gap:5px}
.fg label{
  font-size:.7rem;font-weight:500;letter-spacing:.07em;
  text-transform:uppercase;color:var(--text-3);
  display:flex;align-items:center;gap:6px;
}
.req{color:var(--saffron)}
.label-hint{
  font-size:.65rem;font-weight:400;letter-spacing:.03em;text-transform:none;
  color:var(--text-3);background:var(--cream-2);padding:1px 7px;border-radius:20px;
  border:1px solid var(--border);
}

.fi-wrap{position:relative;display:flex;align-items:center}
.fi-icon{
  position:absolute;left:13px;
  font-size:.82rem;color:var(--text-3);pointer-events:none;
}
.fi{
  width:100%;padding:11px 13px;
  background:var(--cream);
  border:1.5px solid var(--border);
  border-radius:10px;
  color:var(--text-1);
  font-family:var(--font-body);font-size:.875rem;
  outline:none;
  transition:border-color var(--dur),box-shadow var(--dur),background var(--dur);
}
.fi-icon-pad{padding-left:38px}
.fi::placeholder{color:var(--text-3)}
.fi:focus{border-color:var(--navy);background:var(--white);box-shadow:0 0 0 3px var(--navy-xlight)}
.fi.error{border-color:var(--red-deep);box-shadow:0 0 0 3px var(--red-lt)}
.fi.valid{border-color:var(--green)}
.fi-ta{resize:vertical;min-height:80px;padding:11px 13px}

.pw-toggle{
  position:absolute;right:12px;
  color:var(--text-3);font-size:.85rem;
  transition:color var(--dur);padding:4px;
}
.pw-toggle:hover{color:var(--navy)}

/* Password strength */
.pw-strength-wrap{
  height:3px;background:var(--cream-2);
  border-radius:2px;overflow:hidden;margin-top:5px;
}
.pw-strength-bar{
  height:100%;width:0%;border-radius:2px;
  transition:width .4s var(--ease),background .4s;
}
.pw-strength-bar.weak   {background:#E24B4A;width:33%}
.pw-strength-bar.medium {background:var(--amber);width:66%}
.pw-strength-bar.strong {background:var(--green);width:100%}

.field-error{font-size:.72rem;color:var(--red-deep);min-height:16px;line-height:1.4}
.char-count{font-size:.68rem;color:var(--text-3);text-align:right}
.roles-count-hint{font-size:.68rem;color:var(--text-3);margin-top:4px}

/* Role chips */
.roles-selector{
  display:flex;flex-wrap:wrap;gap:8px;
  padding:14px;
  background:var(--cream);
  border:1.5px solid var(--border);
  border-radius:10px;
  max-height:220px;overflow-y:auto;
}
.roles-selector:focus-within{border-color:var(--navy);box-shadow:0 0 0 3px var(--navy-xlight)}
.roles-selector.error{border-color:var(--red-deep);box-shadow:0 0 0 3px var(--red-lt)}
.role-chip-opt{cursor:pointer}
.role-chip-opt input{display:none}
.role-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;
  border-radius:20px;
  border:1px solid var(--border-mid);
  background:var(--white);
  color:var(--text-2);
  font-size:.75rem;font-weight:400;
  transition:all var(--dur);
  user-select:none;
}
.role-chip i{font-size:.8rem;color:var(--text-3);transition:color var(--dur)}
.role-chip-opt input:checked+.role-chip{
  background:var(--navy-light);border-color:var(--navy);color:var(--navy);
}
.role-chip-opt input:checked+.role-chip i{color:var(--navy)}
.role-chip-opt.disabled .role-chip{opacity:.45;cursor:not-allowed}

/* Form extras */
.form-between{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:16px;flex-wrap:wrap;gap:8px;
}
.remember-check{display:flex;align-items:center;gap:7px;cursor:pointer;font-size:.8rem;color:var(--text-2)}
.remember-check input{display:none}
.mini-check{
  width:16px;height:16px;border-radius:4px;
  border:1.5px solid var(--border-mid);background:var(--cream);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;transition:all var(--dur);
}
.remember-check input:checked+.mini-check{background:var(--navy);border-color:var(--navy)}
.remember-check input:checked+.mini-check::after{
  content:'';display:block;width:4px;height:7px;
  border:1.5px solid #fff;border-top:none;border-left:none;
  transform:rotate(45deg) translateY(-1px);
}
.forgot-link{font-size:.78rem;color:var(--navy);transition:opacity var(--dur)}
.forgot-link:hover{opacity:.7}

.terms-check{display:flex;align-items:flex-start;gap:9px;cursor:pointer}
.terms-check input{display:none}
.terms-check>span:last-of-type{font-size:.78rem;color:var(--text-2);line-height:1.5}
.terms-check a{color:var(--navy);text-decoration:underline;text-underline-offset:2px}

/* Server error */
.server-error{
  display:none;
  background:var(--red-lt);border:1px solid rgba(122,31,31,.18);
  border-radius:8px;padding:10px 13px;
  font-size:.8rem;color:var(--red-deep);
  margin-bottom:14px;line-height:1.55;
}
.server-error.show{display:block}

/* Submit btn */
.btn-auth{
  width:100%;
  display:flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 24px;
  background:var(--navy);color:#fff;
  border-radius:10px;
  font-family:var(--font-body);font-size:.9rem;font-weight:500;
  transition:background var(--dur),transform var(--dur),box-shadow var(--dur);
  position:relative;overflow:hidden;margin-top:4px;
}
.btn-auth:hover{background:var(--navy-mid);transform:translateY(-2px);box-shadow:0 8px 28px rgba(27,58,107,.25)}
.btn-auth:disabled{opacity:.65;cursor:not-allowed;transform:none}
.btn-auth i{font-size:.72rem}

.auth-switch-text{
  font-size:.78rem;color:var(--text-3);
  text-align:center;margin-top:14px;
}
.auth-switch-link{
  color:var(--navy);font-size:.78rem;font-weight:500;
  text-decoration:underline;text-underline-offset:2px;
  transition:opacity var(--dur);
}
.auth-switch-link:hover{opacity:.7}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  .auth-layout{grid-template-columns:1fr}
  .auth-left{
    display:none; /* hide on mobile, show compact strip */
  }
  .auth-right{padding:24px 16px 48px}
}
@media(max-width:480px){
  .auth-form-wrap{padding:20px 18px 24px}
  .roles-selector{max-height:180px}
}