/* ===== ARYa Glass — Industrial / Blueprint design system ===== */

:root{
  --bg:        #101315;
  --panel:     #1B2023;
  --panel-2:   #171B1D;
  --line:      #2A3236;
  --text:      #ECEFF1;
  --text-dim:  #8A959B;
  --cyan:      #4FD1D9;
  --amber:     #F2A93B;
  --radius:    2px;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.55;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:64px 64px;
  background-attachment:fixed;
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;}
}

.wrap{max-width:1180px; margin:0 auto; padding:0 24px;}
a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}

h1,h2,h3,h4{font-family:var(--font-display); font-weight:600; letter-spacing:0.01em; text-transform:uppercase;}
.muted{color:var(--text-dim);}
.mono{font-family:var(--font-mono);}

/* ---- Header / Nav ---- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(16,19,21,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex; align-items:center; justify-content:space-between; height:72px;}
.logo{font-family:var(--font-display); font-size:22px; font-weight:700; letter-spacing:0.04em;}
.logo span{color:var(--cyan);}
.main-nav{display:flex; align-items:center; gap:28px; font-size:14px; text-transform:uppercase; letter-spacing:0.06em;}
.main-nav a{color:var(--text-dim); transition:color .2s;}
.main-nav a:hover{color:var(--text);}
.nav-cta{
  background:var(--amber); color:#14181C !important; padding:9px 18px; border-radius:var(--radius); font-weight:600;
}
.nav-cta-outline{border:1px solid var(--line); padding:9px 18px; border-radius:var(--radius);}
.nav-toggle{display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer;}
.nav-toggle span{width:24px; height:2px; background:var(--text);}

@media (max-width: 880px){
  .nav-toggle{display:flex;}
  .main-nav{
    position:absolute; top:72px; left:0; right:0;
    background:var(--panel); border-bottom:1px solid var(--line);
    flex-direction:column; align-items:flex-start; gap:0;
    max-height:0; overflow:hidden; transition:max-height .3s ease;
  }
  .main-nav.open{max-height:400px;}
  .main-nav a{width:100%; padding:16px 24px; border-bottom:1px solid var(--line);}
  .nav-cta,.nav-cta-outline{margin:12px 24px; text-align:center;}
}

/* ---- Corner-bracket "spec plate" card motif (signature element) ---- */
.plate{
  position:relative; background:var(--panel); border:1px solid var(--line); padding:28px;
}
.plate::before,.plate::after,
.plate .br-tl,.plate .br-br{position:absolute; width:14px; height:14px; border-color:var(--cyan); border-style:solid; border-width:0;}
.plate::before{content:''; top:-1px; left:-1px; border-top-width:2px; border-left-width:2px;}
.plate::after{content:''; bottom:-1px; right:-1px; border-bottom-width:2px; border-right-width:2px;}

/* ---- Hero ---- */
.hero{padding:120px 0 90px; position:relative; overflow:hidden;}
.hero-eyebrow{font-family:var(--font-mono); color:var(--cyan); font-size:13px; letter-spacing:0.12em; text-transform:uppercase; margin-bottom:18px;}
.hero h1{font-size:clamp(40px,7vw,84px); line-height:0.98; max-width:780px;}
.hero h1 em{color:var(--cyan); font-style:normal;}
.hero p{max-width:520px; color:var(--text-dim); font-size:18px; margin:24px 0 36px;}
.btn-row{display:flex; gap:14px; flex-wrap:wrap;}
.btn{
  font-family:var(--font-display); text-transform:uppercase; letter-spacing:0.05em; font-weight:600;
  padding:14px 28px; border-radius:var(--radius); font-size:15px; display:inline-block;
}
.btn-primary{background:var(--amber); color:#14181C;}
.btn-outline{border:1px solid var(--text-dim); color:var(--text);}
.btn:hover{opacity:.88;}

.hero-specs{
  margin-top:64px; display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--line);
}
.hero-specs div{padding:18px 20px 0; border-left:1px solid var(--line);}
.hero-specs div:first-child{border-left:0;}
.hero-specs .val{font-family:var(--font-mono); color:var(--cyan); font-size:22px;}
.hero-specs .lbl{color:var(--text-dim); font-size:12px; text-transform:uppercase; letter-spacing:0.08em; margin-top:4px;}
@media(max-width:700px){.hero-specs{grid-template-columns:repeat(2,1fr);} .hero-specs div{border-left:0; border-top:1px solid var(--line); padding-top:16px; margin-top:16px;}}

/* ---- Section framing ---- */
section{padding:90px 0;}
.section-head{display:flex; justify-content:space-between; align-items:flex-end; margin-bottom:48px; gap:24px; flex-wrap:wrap; border-bottom:1px solid var(--line); padding-bottom:24px;}
.section-num{font-family:var(--font-mono); color:var(--cyan); font-size:13px;}
.section-head h2{font-size:clamp(28px,4vw,44px);}
.section-head p{color:var(--text-dim); max-width:420px;}

/* ---- Systems grid ---- */
.systems-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line);}
.system-card{background:var(--panel); padding:32px 24px; min-height:260px; display:flex; flex-direction:column; justify-content:space-between;}
.system-card h3{font-size:22px; margin-top:16px;}
.system-card p{color:var(--text-dim); font-size:14px; margin-top:8px;}
.chip{
  align-self:flex-start; font-family:var(--font-mono); font-size:11px; color:var(--cyan);
  border:1px solid var(--cyan); padding:4px 9px; border-radius:20px; text-transform:uppercase; letter-spacing:0.06em;
}
@media(max-width:900px){.systems-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.systems-grid{grid-template-columns:1fr;}}

/* ---- Featured project ---- */
.project-feature{display:grid; grid-template-columns:1.1fr 0.9fr; gap:0; border:1px solid var(--line);}
.project-feature .img-block{
  background:linear-gradient(160deg,#1c2226,#0d0f10); min-height:380px;
  display:flex; align-items:flex-end; padding:24px; font-family:var(--font-mono); color:var(--text-dim); font-size:12px;
}
.project-feature .info{padding:40px; background:var(--panel);}
.project-feature h3{font-size:30px; margin-bottom:14px;}
.spec-table{margin-top:28px; border-top:1px solid var(--line);}
.spec-table div{display:flex; justify-content:space-between; padding:12px 0; border-bottom:1px solid var(--line); font-size:14px;}
.spec-table span:first-child{color:var(--text-dim); text-transform:uppercase; letter-spacing:0.05em; font-size:12px;}
.spec-table span:last-child{font-family:var(--font-mono); color:var(--cyan);}
@media(max-width:800px){.project-feature{grid-template-columns:1fr;}}

/* ---- Gallery ---- */
.gallery-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:12px;}
.gallery-item{aspect-ratio:4/3; background:linear-gradient(150deg,#1c2226,#101315); border:1px solid var(--line); display:flex; align-items:flex-end; padding:14px; font-family:var(--font-mono); font-size:11px; color:var(--text-dim); text-transform:uppercase;}
@media(max-width:900px){.gallery-grid{grid-template-columns:repeat(2,1fr);}}

/* ---- Process ---- */
.process-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:24px;}
.process-step .num{font-family:var(--font-mono); color:var(--cyan); font-size:14px; border-bottom:1px solid var(--line); padding-bottom:12px; margin-bottom:16px; display:block;}
.process-step h3{font-size:20px; margin-bottom:8px;}
.process-step p{color:var(--text-dim); font-size:14px;}
@media(max-width:900px){.process-grid{grid-template-columns:repeat(2,1fr); row-gap:36px;}}
@media(max-width:560px){.process-grid{grid-template-columns:1fr;}}

/* ---- Trust strip ---- */
.trust-strip{display:flex; flex-wrap:wrap; gap:40px; align-items:center; justify-content:space-between; padding:36px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.trust-strip span{font-family:var(--font-mono); color:var(--text-dim); font-size:13px; text-transform:uppercase; letter-spacing:0.08em;}

/* ---- CTA band ---- */
.cta-band{background:var(--panel-2); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.cta-band .wrap{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:24px;}
.cta-band h2{font-size:clamp(26px,4vw,40px); max-width:520px;}

/* ---- Footer ---- */
.site-footer{padding:70px 0 30px;}
.footer-grid{display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:32px; padding-bottom:40px;}
.footer-grid h4{font-size:13px; color:var(--text-dim); margin-bottom:14px; letter-spacing:0.08em;}
.footer-grid a{display:block; color:var(--text-dim); padding:5px 0; font-size:14px;}
.footer-grid a:hover{color:var(--cyan);}
.footer-grid p{color:var(--text-dim); font-size:14px; margin-top:14px; max-width:280px;}
.footer-bottom{display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; padding-top:24px; border-top:1px solid var(--line); font-size:13px; color:var(--text-dim);}
@media(max-width:800px){.footer-grid{grid-template-columns:1fr 1fr;}}

/* ---- Auth forms (login/register/dashboard) ---- */
.auth-wrap{min-height:70vh; display:flex; align-items:center; justify-content:center; padding:60px 20px;}
.auth-card{width:100%; max-width:440px;}
.auth-card h1{font-size:32px; margin-bottom:6px;}
.auth-card .muted{margin-bottom:32px;}
.field{margin-bottom:20px;}
.field label{display:block; font-size:12px; text-transform:uppercase; letter-spacing:0.06em; color:var(--text-dim); margin-bottom:8px;}
.field input, .field select{
  width:100%; background:var(--panel-2); border:1px solid var(--line); color:var(--text);
  padding:13px 14px; border-radius:var(--radius); font-family:var(--font-body); font-size:15px;
}
.field input:focus, .field select:focus{outline:2px solid var(--cyan); outline-offset:1px; border-color:var(--cyan);}
.form-msg{padding:12px 14px; border-radius:var(--radius); font-size:14px; margin-bottom:20px; font-family:var(--font-mono);}
.form-msg.error{background:rgba(242,74,59,0.1); border:1px solid #F2493B; color:#FF8A80;}
.form-msg.success{background:rgba(79,209,217,0.1); border:1px solid var(--cyan); color:var(--cyan);}
.btn-block{width:100%; text-align:center; border:none; cursor:pointer;}
.auth-switch{margin-top:24px; font-size:14px; color:var(--text-dim); text-align:center;}
.auth-switch a{color:var(--cyan);}

/* ---- Dashboard ---- */
.dash-head{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; margin-bottom:40px; padding-bottom:24px; border-bottom:1px solid var(--line);}
.dash-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); margin-bottom:40px;}
.dash-card{background:var(--panel); padding:28px;}
.dash-card .lbl{color:var(--text-dim); font-size:12px; text-transform:uppercase; letter-spacing:0.06em;}
.dash-card .val{font-family:var(--font-mono); color:var(--cyan); font-size:26px; margin-top:10px;}
.tier-badge{display:inline-block; font-family:var(--font-mono); font-size:12px; text-transform:uppercase; letter-spacing:0.06em; padding:5px 12px; border:1px solid var(--amber); color:var(--amber); border-radius:20px;}
@media(max-width:800px){.dash-grid{grid-template-columns:1fr;}}