/* ==========================================================================
   KoraVue — Design System (adapted from the KoreBay.com brand system)
   Blue → Cyan → Purple gradient, Plus Jakarta Sans + Inter, light theme,
   dark navy header/footer, soft shadows, rounded cards.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --blue:#2563EB; --cyan:#06B6D4; --purple:#7C3AED; --navy:#0F172A;
  --bg:#F8FAFC; --card:#FFFFFF; --border:#E2E8F0;
  --heading:#0F172A; --body:#475569; --muted:#64748B;
  --grad: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 55%, var(--purple) 100%);
  --grad-soft: linear-gradient(135deg, rgba(37,99,235,.08) 0%, rgba(6,182,212,.08) 55%, rgba(124,58,237,.08) 100%);
  --radius-btn:14px; --radius-card:22px; --radius-input:14px;
  --shadow-soft: 0 12px 35px rgba(15,23,42,.08);
  --shadow-lift: 0 20px 48px rgba(15,23,42,.14);
  --container:1180px;
  --font-display:'Plus Jakarta Sans', ui-sans-serif, system-ui, sans-serif;
  --font-body:'Inter', ui-sans-serif, system-ui, sans-serif;
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{ margin:0; font-family:var(--font-body); color:var(--body); background:var(--bg); line-height:1.65; -webkit-font-smoothing:antialiased; }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--font-display); color:var(--heading); line-height:1.18; margin:0 0 .5em; letter-spacing:-.015em; font-weight:800; }
h1{ font-size:clamp(2rem,4.4vw,3.2rem); letter-spacing:-.02em; }
h2{ font-size:clamp(1.6rem,3vw,2.2rem); }
h3{ font-size:1.15rem; font-weight:700; }
p{ margin:0 0 1em; color:var(--body); }
.lede{ font-size:1.1rem; color:var(--body); max-width:60ch; }

.container{ max-width:var(--container); margin:0 auto; padding:0 24px; }
.section{ padding:84px 0; }
.section-soft{ background:var(--grad-soft); }

.tag{ display:inline-flex; align-items:center; gap:8px; font-size:.8rem; font-weight:600; color:var(--blue); background:rgba(37,99,235,.08); border:1px solid rgba(37,99,235,.18); padding:7px 15px; border-radius:100px; margin-bottom:18px; }
.tag::before{ content:''; width:6px; height:6px; border-radius:50%; background:var(--grad); flex:none; }

.btn{ display:inline-flex; align-items:center; justify-content:center; gap:8px; font-weight:600; font-size:.95rem; padding:13px 26px; border-radius:var(--radius-btn); border:1.5px solid transparent; cursor:pointer; transition:transform .16s, box-shadow .16s; }
.btn-primary{ background:var(--grad); color:#fff; box-shadow:0 10px 24px rgba(37,99,235,.28); }
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 16px 34px rgba(37,99,235,.38); }
.btn-secondary{ background:#fff; color:var(--blue); border-color:var(--blue); }
.btn-secondary:hover{ background:rgba(37,99,235,.06); }
.btn-lg{ padding:15px 30px; font-size:1rem; }
.btn-block{ width:100%; }

/* Header */
.site-header{ background:var(--navy); padding:16px 0; }
.nav-wrap{ display:flex; align-items:center; justify-content:space-between; max-width:var(--container); margin:0 auto; padding:0 24px; }
.brand img{ height:44px; width:auto; }
.nav-links{ display:flex; align-items:center; gap:4px; }
.nav-links a{ padding:10px 15px; border-radius:9px; font-weight:600; font-size:.92rem; color:#fff; }
.nav-links a:hover{ background:rgba(255,255,255,.1); }
@media (max-width:760px){ .nav-links{ display:none; } }

/* Hero */
/* ===================================================================
   Ambient background: drifting gradient orbs + twinkling sparkle field
   Shared by the hero and the login/signup screens.
   =================================================================== */
.ambient{ position:absolute; inset:0; overflow:hidden; pointer-events:none; z-index:0; }
.ambient .orb{ position:absolute; border-radius:50%; filter:blur(70px); opacity:.55; animation:orbDrift 22s ease-in-out infinite alternate; }
.ambient .orb1{ width:420px; height:420px; top:-12%; left:-8%; background:var(--blue); animation-duration:24s; }
.ambient .orb2{ width:360px; height:360px; top:10%; right:-10%; background:var(--purple); animation-duration:28s; animation-delay:-6s; }
.ambient .orb3{ width:340px; height:340px; bottom:-14%; left:30%; background:var(--cyan); animation-duration:26s; animation-delay:-12s; }
@keyframes orbDrift{ 0%{ transform:translate(0,0) scale(1); } 100%{ transform:translate(5%,7%) scale(1.1); } }

.sparkle-field{ position:absolute; inset:0; z-index:0; pointer-events:none; }
.sparkle{ position:absolute; color:#fff; opacity:0; animation:sparkleTwinkle 3.4s ease-in-out infinite; }
.sparkle svg{ width:100%; height:100%; display:block; }
@keyframes sparkleTwinkle{
  0%, 100%{ opacity:0; transform:scale(.4) rotate(0deg); }
  50%{ opacity:.9; transform:scale(1) rotate(90deg); }
}

/* Floating gem icons that gently bob and glint */
.gem-float{ position:absolute; z-index:1; animation:gemBob 5.5s ease-in-out infinite; filter:drop-shadow(0 8px 16px rgba(0,0,0,.35)); }
.gem-float svg{ width:100%; height:100%; }
.gem-float .facet-shine{ animation:facetShine 2.8s ease-in-out infinite; }
@keyframes gemBob{ 0%,100%{ transform:translateY(0) rotate(-4deg); } 50%{ transform:translateY(-14px) rotate(4deg); } }
@keyframes facetShine{ 0%,100%{ opacity:.25; } 50%{ opacity:.9; } }

@media (prefers-reduced-motion: reduce){
  .ambient .orb, .sparkle, .gem-float, .gem-float .facet-shine{ animation:none !important; }
  .orbit-ring, .orbit-node, .orbit-core, .inv-scanline::after, .inv-scanline{ animation:none !important; }
}
@media (max-width:760px){
  .ambient .orb{ filter:blur(46px); opacity:.4; }
  .ambient .orb1,.ambient .orb2,.ambient .orb3{ width:240px; height:240px; }
  .gem-float{ display:none; }
}

.hero{ position:relative; overflow:hidden; padding:90px 0 80px; background:var(--navy); }
.hero::before{ content:''; position:absolute; inset:0; background:radial-gradient(560px 380px at 12% 0%, rgba(37,99,235,.32), transparent 60%), radial-gradient(480px 380px at 92% 15%, rgba(124,58,237,.28), transparent 60%); z-index:0; }
.hero .container{ position:relative; z-index:1; }
.hero h1{ color:#fff; }
.hero .lede{ color:#B9C2D4; }
.hero-actions{ display:flex; gap:14px; margin-top:28px; flex-wrap:wrap; }
.hero-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:48px; align-items:center; }
@media (max-width:980px){ .hero-grid{ grid-template-columns:1fr; } }

/* Inventory-tracking visual panel */
.inv-panel{ position:relative; z-index:1; min-height:380px; }
.inv-card{ position:relative; z-index:2; background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.14); border-radius:22px; padding:26px; backdrop-filter:blur(16px); max-width:360px; margin:30px auto 0; overflow:hidden; }
.inv-card-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:18px; }
.inv-card-head .live-dot{ width:8px; height:8px; border-radius:50%; background:#3ED598; box-shadow:0 0 0 rgba(62,213,152,.5); animation:hvPulse 1.8s ease-out infinite; }
.inv-card-head span{ font-size:.72rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color:#93C5FD; display:flex; align-items:center; gap:6px; }
.inv-row{ display:flex; align-items:center; justify-content:space-between; padding:10px 0; border-bottom:1px solid rgba(255,255,255,.08); }
.inv-row:last-child{ border-bottom:none; }
.inv-row .label{ display:flex; align-items:center; gap:9px; font-size:.85rem; color:#DCE3F0; }
.inv-row .label .dot{ width:8px; height:8px; border-radius:50%; }
.inv-row .value{ font-family:var(--font-display); font-weight:700; color:#fff; font-size:.95rem; }
.inv-scanline{ position:absolute; left:0; right:0; height:2px; background:linear-gradient(90deg, transparent, rgba(6,182,212,.9), transparent); animation:scanMove 3s linear infinite; }
@keyframes scanMove{ 0%{ top:8%; opacity:0; } 10%{ opacity:1; } 90%{ opacity:1; } 100%{ top:92%; opacity:0; } }
@keyframes hvPulse{ 0%{ box-shadow:0 0 0 0 rgba(62,213,152,.55); } 70%{ box-shadow:0 0 0 8px rgba(62,213,152,0); } 100%{ box-shadow:0 0 0 0 rgba(62,213,152,0); } }

.inv-chip{ position:absolute; z-index:3; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.16); border-radius:14px; padding:11px 15px; backdrop-filter:blur(14px); animation:hvFloat 5s ease-in-out infinite; box-shadow:0 16px 34px rgba(0,0,0,.28); }
.inv-chip .k{ font-size:.66rem; color:#93C5FD; font-weight:600; }
.inv-chip .v{ font-family:var(--font-display); font-size:1.05rem; color:#fff; font-weight:700; }
@keyframes hvFloat{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-10px); } }
@media (max-width:1180px){ .inv-panel{ min-height:320px; } }
@media (max-width:760px){ .inv-panel{ min-height:280px; } .inv-chip{ padding:9px 12px; } }

/* Cards / grid */
.grid{ display:grid; gap:22px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
@media (max-width:900px){ .grid-3{ grid-template-columns:1fr 1fr; } }
@media (max-width:600px){ .grid-3{ grid-template-columns:1fr; } }
.card{ background:var(--card); border:1px solid var(--border); border-radius:var(--radius-card); padding:28px; transition:transform .2s, box-shadow .2s; }
.card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-lift); }
.card .icon-box{ width:46px; height:46px; border-radius:13px; background:var(--grad); display:flex; align-items:center; justify-content:center; margin-bottom:16px; }
.card .icon-box svg{ width:21px; height:21px; stroke:#fff; }

.cta-band{ padding:52px; border-radius:var(--radius-card); background:var(--grad); display:flex; align-items:center; justify-content:space-between; gap:28px; flex-wrap:wrap; }
.cta-band h2,.cta-band p{ color:#fff; }
.cta-band p{ margin:0; color:rgba(255,255,255,.88); }

/* Footer */
.site-footer{ background:var(--navy); color:#94A3B8; padding:44px 0 26px; text-align:center; }
.site-footer img{ height:34px; margin:0 auto 14px; }
.site-footer p{ color:#7C88A3; font-size:.85rem; margin:0; }

/* Text wordmark (replaces logo image) */
.brand-text{ display:inline-flex; flex-direction:column; line-height:1; }
.brand-text .word{ font-family:var(--font-display); font-weight:800; font-size:1.5rem; letter-spacing:-.02em; }
.brand-text .word .k1{ color:#fff; }
.brand-text .word .k2{ background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.brand-text .tagline{ font-size:.62rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:#93C5FD; margin-top:3px; }
.brand-text.on-light .word .k1{ color:var(--heading); }
.brand-text.on-light .tagline{ color:var(--blue); }
.login-logo .brand-text{ align-items:center; }
.login-logo .brand-text .word{ font-size:1.9rem; }
.login-wrap{ min-height:100vh; display:flex; align-items:center; justify-content:center; background:var(--navy); position:relative; overflow:hidden; padding:40px 20px; }
.login-card{ position:relative; z-index:2; width:100%; max-width:420px; background:#fff; border-radius:var(--radius-card); box-shadow:var(--shadow-lift); padding:40px 36px; }
.login-logo{ text-align:center; margin-bottom:22px; }
.login-logo img{ height:52px; margin:0 auto; }
.login-card h2{ text-align:center; font-size:1.4rem; margin-bottom:26px; }
.field{ margin-bottom:18px; }
.field label{ display:block; font-size:.84rem; font-weight:700; margin-bottom:7px; color:var(--heading); }
.field input{ width:100%; padding:13px 15px; border:1.5px solid var(--border); border-radius:var(--radius-input); font-family:var(--font-body); font-size:.94rem; color:var(--heading); background:#F8FAFC; }
.field input:focus{ outline:none; border-color:var(--blue); box-shadow:0 0 0 3px rgba(37,99,235,.14); background:#fff; }
.recaptcha-wrap{ display:flex; justify-content:center; margin-bottom:18px; }
.forgot-link{ display:block; text-align:right; font-size:.82rem; font-weight:600; color:var(--blue); margin:-8px 0 18px; }
.login-divider{ display:flex; align-items:center; gap:12px; margin:22px 0; color:var(--muted); font-size:.8rem; }
.login-divider::before,.login-divider::after{ content:''; flex:1; height:1px; background:var(--border); }
.signup-link{ text-align:center; font-size:.88rem; color:var(--muted); }
.signup-link a{ color:var(--blue); font-weight:700; }

/* ===================================================================
   Auth split-screen layout (login / signup) — header + footer on top,
   animated info panel left, form panel right.
   =================================================================== */
/* No-scroll, single-viewport auth pages (login/signup only — homepage keeps normal scroll) */
body.auth-page{ height:100vh; height:100dvh; display:flex; flex-direction:column; overflow:hidden; }
body.auth-page .site-header{ flex:none; padding:12px 0; }
body.auth-page .auth-split{ flex:1 1 auto; min-height:0; }
body.auth-page .site-footer{ flex:none; padding:10px 0; }
body.auth-page .login-card{ padding:26px 32px; }
body.auth-page .field{ margin-bottom:12px; }
body.auth-page .recaptcha-wrap{ margin-bottom:12px; transform:scale(.92); transform-origin:center; }
body.auth-page .login-divider{ margin:14px 0; }
body.auth-page .login-logo{ margin-bottom:12px; }
body.auth-page .login-card h2{ margin-bottom:16px; font-size:1.25rem; }
body.auth-page .site-footer .brand-text{ display:none; }
body.auth-page .site-footer p{ font-size:.76rem; margin:0; }

.auth-split{ display:grid; grid-template-columns:1.05fr .95fr; min-height:calc(100vh - 220px); }
.auth-info{ position:relative; overflow:hidden; background:var(--navy); padding:36px 48px; display:flex; flex-direction:column; justify-content:center; }
.auth-info-content{ position:relative; z-index:2; max-width:420px; }
.auth-info-content h2{ color:#fff; font-size:1.55rem; margin-bottom:10px; }
.auth-info-content .lede{ color:#B9C2D4; margin-bottom:22px; font-size:.94rem; }
.auth-feature-list{ display:flex; flex-direction:column; gap:13px; margin-bottom:22px; }
.auth-feature{ display:flex; align-items:flex-start; gap:12px; }
.auth-feature .icon-box{ width:32px; height:32px; border-radius:10px; background:var(--grad); display:flex; align-items:center; justify-content:center; flex:none; }
.auth-feature .icon-box svg{ width:15px; height:15px; stroke:#fff; }
.auth-feature h4{ color:#fff; font-size:.88rem; font-weight:700; margin:0 0 2px; font-family:var(--font-display); }
.auth-feature p{ color:#94A3B8; font-size:.78rem; margin:0; }

.auth-mini-card{ position:relative; z-index:2; background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.14); border-radius:16px; padding:14px 16px; backdrop-filter:blur(14px); max-width:280px; overflow:hidden; }
.auth-mini-card .inv-scanline{ height:1.5px; }
.auth-mini-row{ display:flex; align-items:center; justify-content:space-between; padding:5px 0; font-size:.75rem; }
.auth-mini-row .label{ display:flex; align-items:center; gap:7px; color:#DCE3F0; }
.auth-mini-row .label .dot{ width:6px; height:6px; border-radius:50%; }
.auth-mini-row .value{ color:#fff; font-weight:700; font-family:var(--font-display); }

/* ---- Distinct left-panel motif for auth pages: an orbiting trade network,
   not a repeat of the homepage's inventory dashboard. Represents KoraVue as
   the hub connecting gem trade hubs (Bangkok / Hong Kong / India). ---- */
.orbit-wrap{ position:absolute; top:50%; right:-60px; transform:translateY(-50%); width:340px; height:340px; z-index:1; opacity:.9; }
.orbit-ring{ position:absolute; inset:0; border:1px solid rgba(255,255,255,.14); border-radius:50%; }
.orbit-ring.r1{ inset:40px; animation:ringSpinCW 18s linear infinite; }
.orbit-ring.r2{ inset:0; animation:ringSpinCCW 30s linear infinite; }
.orbit-node{ position:absolute; width:34px; height:34px; top:50%; left:-17px; margin-top:-17px; }
.orbit-ring.r1 .orbit-node{ animation:nodeCounterCW 18s linear infinite; }
.orbit-ring.r2 .orbit-node{ animation:nodeCounterCCW 30s linear infinite; }
.orbit-node svg{ width:100%; height:100%; filter:drop-shadow(0 6px 14px rgba(0,0,0,.4)); }
.orbit-core{ position:absolute; top:50%; left:50%; width:64px; height:64px; margin:-32px 0 0 -32px; border-radius:50%; background:var(--grad); display:flex; align-items:center; justify-content:center; z-index:2; animation:corePulse 2.6s ease-out infinite; }
.orbit-core svg{ width:26px; height:26px; stroke:#fff; }
@keyframes ringSpinCW{ from{ transform:rotate(0deg); } to{ transform:rotate(360deg); } }
@keyframes ringSpinCCW{ from{ transform:rotate(0deg); } to{ transform:rotate(-360deg); } }
@keyframes nodeCounterCW{ from{ transform:rotate(0deg); } to{ transform:rotate(-360deg); } }
@keyframes nodeCounterCCW{ from{ transform:rotate(0deg); } to{ transform:rotate(360deg); } }
@keyframes corePulse{ 0%{ box-shadow:0 0 0 0 rgba(37,99,235,.55); } 70%{ box-shadow:0 0 0 22px rgba(37,99,235,0); } 100%{ box-shadow:0 0 0 0 rgba(37,99,235,0); } }
@media (max-width:1180px){ .orbit-wrap{ width:260px; height:260px; right:-50px; } }

/* ---- Right (form) panel: soft animated mesh instead of a flat background ---- */
.auth-form-panel{ position:relative; overflow:hidden; background:var(--bg); display:flex; align-items:center; justify-content:center; padding:28px 32px; }
.auth-form-panel .ambient{ opacity:.6; }
.auth-form-panel .ambient .orb{ filter:blur(90px); opacity:.35; }
.auth-form-panel .ambient .orb1{ background:var(--cyan); }
.auth-form-panel .ambient .orb2{ background:var(--purple); }
.auth-form-panel .ambient .orb3{ background:var(--blue); }
.auth-form-panel .login-card{ position:relative; z-index:2; box-shadow:var(--shadow-soft); border:1px solid var(--border); max-height:100%; overflow-y:auto; }

@media (max-width:980px){
  .auth-split{ grid-template-columns:1fr; min-height:auto; }
  .auth-info{ display:none; }
  .auth-form-panel{ padding:24px 20px; }
  body.auth-page{ height:auto; overflow:visible; }
  body.auth-page .auth-split{ flex:none; }
}
.modal-overlay{ display:none; position:fixed; inset:0; background:rgba(15,23,42,.55); z-index:999; align-items:center; justify-content:center; padding:20px; }
.modal-box{ background:#fff; width:100%; max-width:420px; border-radius:var(--radius-card); box-shadow:var(--shadow-lift); padding:32px; }
.modal-box h2{ text-align:center; font-size:1.25rem; margin-bottom:20px; }
.modal-actions{ display:flex; justify-content:flex-end; gap:12px; margin-top:8px; }
.btn-ghost{ background:#F1F5F9; color:var(--heading); border:none; padding:12px 22px; border-radius:var(--radius-btn); font-weight:600; font-size:.9rem; cursor:pointer; }

@media (max-width:480px){
  .login-card{ padding:30px 22px; }
}