/* =============================================================
   Smart Hotel — Design System
   Black · Gold · White · 2026
============================================================= */

:root{
    --font-main:"Segoe UI","Inter","Manrope",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
    --bg:#070605;
    --bg-2:#0c0a08;
    --bg-3:#111010;
    --ink:#f6f1e6;
    --ink-dim:#b9b1a2;
    --ink-mute:#7b7568;
    --line:rgba(255,255,255,.08);
    --line-2:rgba(212,175,55,.28);
    --line-3:rgba(212,175,55,.45);
    --gold:#d4af37;
    --gold-2:#f5d789;
    --gold-3:#8a6c1f;
    --green:#7fd07f;
    --red:#ef6a6a;
    --shadow:0 30px 80px rgba(0,0,0,.6);
    --radius:22px;
    --maxw:1240px;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--ink);font-family:var(--font-main);-webkit-font-smoothing:antialiased;overflow-x:hidden}
body *{font-family:var(--font-main)}
body{line-height:1.55}
em{font-style:normal !important}

/* Unified professional display typography across landing + dashboard */
h1,h2,h3,h4,h5,h6,
.hero-title,.title,.greet,
.preloader .mark,.nav-mark,
.card h4,.sb-brand b,.sb-foot h6{
    font-family:var(--font-main) !important;
    font-style:normal !important;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;border:0;cursor:pointer;background:none;color:inherit}
input,select,textarea{font-family:inherit;color:inherit}
::selection{background:rgba(212,175,55,.35);color:#111}

.container{width:min(var(--maxw),92vw);margin:0 auto}

/* =============== Grain / aurora =============== */
body::before{
    content:"";position:fixed;inset:0;pointer-events:none;z-index:80;opacity:.05;mix-blend-mode:overlay;
    background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.aurora{
    position:fixed;inset:-20% -10% auto -10%;height:80vh;pointer-events:none;z-index:0;filter:blur(60px);opacity:.45;
    background:
        radial-gradient(40% 40% at 18% 30%, rgba(212,175,55,.28), transparent 60%),
        radial-gradient(35% 35% at 80% 20%, rgba(245,215,137,.18), transparent 60%),
        radial-gradient(30% 40% at 55% 65%, rgba(138,108,31,.25), transparent 60%);
}

/* =============== Cursor =============== */
.cursor,.cursor-ring{position:fixed;top:0;left:0;pointer-events:none;z-index:100;mix-blend-mode:difference}
.cursor{width:6px;height:6px;border-radius:50%;background:var(--gold-2);transform:translate(-50%,-50%)}
.cursor-ring{width:38px;height:38px;border:1px solid rgba(245,215,137,.55);border-radius:50%;transform:translate(-50%,-50%);transition:width .2s ease,height .2s ease,background .2s ease}
.cursor-ring.grow{width:66px;height:66px;background:rgba(245,215,137,.08)}
@media (hover:none){.cursor,.cursor-ring{display:none}}

/* =============== Preloader =============== */
.preloader{position:fixed;inset:0;background:var(--bg);z-index:200;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:22px}
.preloader .logo-wrap{position:relative;width:86px;height:86px;display:grid;place-items:center}
.preloader .logo{
    width:66px;height:66px;object-fit:cover;border-radius:16px;
    border:1px solid var(--line-2);
    box-shadow:0 0 0 1px rgba(245,215,137,.14) inset,0 14px 30px rgba(0,0,0,.38);
    background:rgba(255,255,255,.04)
}
.preloader .spinner{
    position:absolute;inset:-7px;border-radius:22px;
    border:2px solid rgba(245,215,137,.24);border-top-color:var(--gold-2);
    animation:pre-spin 1.1s linear infinite
}
.preloader .mark{font-family:"Manrope","Inter",system-ui,sans-serif;font-size:clamp(40px,8vw,96px);color:var(--ink);letter-spacing:-.02em;font-weight:800}
.preloader .mark span{color:var(--gold-2);font-style:normal}
.preloader .bar{width:min(360px,60vw);height:1px;background:rgba(255,255,255,.08);overflow:hidden}
.preloader .bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--gold-2))}
@keyframes pre-spin{to{transform:rotate(360deg)}}

/* =============== Buttons =============== */
.btn{
    --h:42px;height:var(--h);display:inline-flex;align-items:center;gap:10px;
    padding:0 18px;border-radius:999px;font-weight:500;font-size:13.5px;letter-spacing:.2px;
    transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s ease,background .3s ease,color .3s ease,border-color .3s ease;
    will-change:transform;position:relative;overflow:hidden;white-space:nowrap
}
.btn.ghost{border:1px solid var(--line);color:var(--ink)}
.btn.ghost:hover{border-color:var(--line-2);background:rgba(212,175,55,.05)}
.btn.danger{
    color:#fff;
    border:1px solid rgba(239,106,106,.45);
    background:linear-gradient(130deg,#c43737 0%,#ef6a6a 55%,#8f1f1f 100%);
    box-shadow:0 10px 24px rgba(239,106,106,.22),inset 0 0 0 1px rgba(255,255,255,.2)
}
.btn.danger:hover{
    border-color:rgba(239,106,106,.7);
    background:linear-gradient(130deg,#d14242 0%,#f07b7b 55%,#9b2525 100%)
}
.btn.danger .arr{background:rgba(0,0,0,.24)}
.btn.gold{
    color:#151007;
    background:linear-gradient(130deg,#f1d074 0%,#d4af37 45%,#a17c1a 100%);
    box-shadow:0 12px 30px rgba(212,175,55,.28),inset 0 0 0 1px rgba(255,255,255,.35);
}
.btn.gold::after{
    content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.5) 50%,transparent 70%);
    transform:translateX(-120%);transition:transform .7s ease;
}
.btn.gold:hover::after{transform:translateX(120%)}
.btn .arr{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:rgba(0,0,0,.12)}
.btn.ghost .arr{background:rgba(255,255,255,.06)}
.btn.block{width:100%;justify-content:center;--h:52px;font-size:14.5px}

/* =============== Nav =============== */
.nav{position:fixed;top:18px;left:0;right:0;z-index:70;display:flex;justify-content:center;pointer-events:none}
.nav-inner{
    pointer-events:auto;display:flex;align-items:center;gap:14px;
    padding:10px 12px 10px 22px;background:rgba(12,10,8,.55);border:1px solid var(--line);
    backdrop-filter:blur(14px);border-radius:999px;box-shadow:0 20px 60px rgba(0,0,0,.45);
    transition:transform .4s ease,background .3s ease,border-color .3s ease;max-width:calc(100vw - 32px)
}
.nav.scrolled .nav-inner{transform:translateY(-2px);border-color:var(--line-2);background:rgba(7,6,5,.8)}
.nav-brand{display:flex;align-items:center;gap:10px;padding-right:14px;border-right:1px solid var(--line);margin-right:4px}
.nav-mark{width:30px;height:30px;border-radius:9px;border:1px solid var(--line-2);display:grid;place-items:center;color:var(--gold-2);font-family:"Manrope","Inter",system-ui,sans-serif;font-size:18px;box-shadow:inset 0 0 20px rgba(212,175,55,.18);font-weight:700}
.nav-brand b{font-weight:600;letter-spacing:.2px}
.nav-links{display:flex;gap:6px}
.nav-links a{position:relative;padding:9px 14px;font-size:13.5px;color:var(--ink-dim);border-radius:999px;transition:color .2s ease,background .2s ease}
.nav-links a:hover,.nav-links a.active{color:var(--ink);background:rgba(255,255,255,.04)}
.nav-cta{display:flex;gap:8px;margin-left:auto}
.nav-burger{display:none;width:38px;height:38px;border-radius:999px;border:1px solid var(--line);align-items:center;justify-content:center}
.nav-burger span{display:block;width:16px;height:1.5px;background:var(--ink);position:relative}
.nav-burger span::before,.nav-burger span::after{content:"";position:absolute;left:0;width:16px;height:1.5px;background:var(--ink);transition:.3s}
.nav-burger span::before{top:-5px}.nav-burger span::after{top:5px}
.nav-burger.open span{background:transparent}
.nav-burger.open span::before{top:0;transform:rotate(45deg)}
.nav-burger.open span::after{top:0;transform:rotate(-45deg)}

.mobile-drawer{
    position:fixed;inset:0;z-index:65;background:rgba(7,6,5,.95);
    backdrop-filter:blur(18px);padding:100px 28px 40px;display:none;flex-direction:column;gap:10px
}
.mobile-drawer.open{display:flex}
.mobile-drawer a{
    font-family:"Manrope","Inter",system-ui,sans-serif;font-size:32px;color:var(--ink);
    padding:14px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center
}
.mobile-drawer a em{color:var(--gold-2);font-size:14px;font-family:"Inter",sans-serif}
.mobile-drawer .m-cta{display:flex;flex-direction:column;gap:10px;margin-top:20px}

/* =============== Contact section =============== */
.contact-grid{margin-top:40px;display:grid;gap:16px;grid-template-columns:1.1fr .9fr}
.contact-card{
    border:1px solid var(--line);
    border-radius:18px;
    padding:24px;
    background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01))
}
.contact-card h4{font-size:24px;font-weight:700;margin-bottom:8px}
.contact-lines{display:grid;gap:10px;color:var(--ink-dim);font-size:15px}
.contact-lines b{color:var(--ink);font-weight:700}
.contact-social{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.contact-social a{
    display:inline-flex;align-items:center;gap:8px;
    border:1px solid var(--line-2);border-radius:999px;
    padding:9px 14px;color:var(--ink);font-size:13px;
    background:rgba(212,175,55,.06);transition:.2s
}
.contact-social a:hover{transform:translateY(-2px);background:rgba(212,175,55,.14)}

/* =============== Sections =============== */
.section{padding:120px 0;position:relative;z-index:1}
.section-head{max-width:780px}
.kicker{color:var(--gold-2);font-size:12px;letter-spacing:.3em;text-transform:uppercase;display:flex;align-items:center;gap:12px}
.kicker::before{content:"";width:24px;height:1px;background:var(--gold-2)}
h2.title{font-family:"Manrope","Inter",system-ui,sans-serif;font-size:clamp(34px,5.5vw,76px);line-height:1.02;letter-spacing:-.02em;margin:18px 0;font-weight:700}
h2.title em{font-style:normal;color:var(--gold-2);font-weight:700}
.lead{color:var(--ink-dim);max-width:650px;font-size:clamp(15px,1.2vw,17px)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.02);font-size:12px;color:var(--ink-dim);letter-spacing:.18em;text-transform:uppercase}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--gold-2);box-shadow:0 0 12px var(--gold-2);animation:blink 1.8s infinite}
@keyframes blink{50%{opacity:.3}}

/* =============== Footer =============== */
footer{border-top:1px solid var(--line);padding:60px 0 30px;position:relative;z-index:2}
.foot-top{display:grid;grid-template-columns:1.2fr repeat(3,1fr);gap:30px}
.foot-top h6{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.25em;text-transform:uppercase;color:var(--gold-2);margin-bottom:14px}
.foot-top a{display:block;color:var(--ink-dim);font-size:14px;padding:5px 0;transition:color .2s}
.foot-top a:hover{color:var(--ink)}
.foot-brand p{color:var(--ink-dim);font-size:14px;max-width:320px;margin-top:14px}
.foot-bot{display:flex;justify-content:space-between;align-items:center;margin-top:40px;padding-top:20px;border-top:1px solid var(--line);color:var(--ink-mute);font-size:12.5px;flex-wrap:wrap;gap:12px}
.foot-bot .mono{font-family:"JetBrains Mono",monospace}

/* =============== Inputs =============== */
.field{display:flex;flex-direction:column;gap:8px}
.field label{color:var(--gold-2);font-size:11px;letter-spacing:.22em;text-transform:uppercase;font-weight:600}
.field input,.field select,.field textarea{
    width:100%;height:52px;padding:0 16px;
    background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:14px;
    color:var(--ink);font-size:14.5px;transition:border-color .3s,background .3s,box-shadow .3s
}
.field textarea{height:auto;padding:14px 16px;resize:vertical;min-height:120px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--line-3);background:rgba(212,175,55,.04);box-shadow:0 0 0 4px rgba(212,175,55,.08)}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-mute)}
.field .with-icon{position:relative}
.field .with-icon input{padding-left:46px}
.field .with-icon svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--ink-mute);width:18px;height:18px}
.field .help{color:var(--ink-mute);font-size:12px}
.field-row{display:grid;gap:16px}
.field-row.two{grid-template-columns:1fr 1fr}
@media (max-width:620px){.field-row.two{grid-template-columns:1fr}}

.switch{display:inline-flex;align-items:center;gap:10px;color:var(--ink-dim);font-size:13.5px;cursor:pointer;user-select:none}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch i{width:36px;height:20px;border-radius:999px;background:rgba(255,255,255,.1);position:relative;transition:.3s}
.switch i::after{content:"";position:absolute;top:3px;left:3px;width:14px;height:14px;border-radius:50%;background:#ddd;transition:.3s}
.switch input:checked+i{background:linear-gradient(135deg,#f5d789,#8a6c1f)}
.switch input:checked+i::after{left:19px;background:#111}

/* =============== Utility =============== */
.reveal{opacity:0;transform:translateY(28px)}
.glow-border{
    position:relative;
}
.glow-border::before{
    content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;
    background:linear-gradient(135deg,rgba(245,215,137,.35),transparent 40%,transparent 60%,rgba(245,215,137,.2));
    -webkit-mask:linear-gradient(#000,#000) content-box,linear-gradient(#000,#000);
    mask:linear-gradient(#000,#000) content-box,linear-gradient(#000,#000);
    -webkit-mask-composite:xor;mask-composite:exclude;padding:1px;opacity:.6
}

/* =============== Mobile =============== */
@media (max-width:960px){
    .nav{top:10px}
    .nav-inner{
        width:min(100vw - 20px, 620px);
        padding:8px 10px 8px 14px;
        gap:8px;
    }
    .nav-links,.nav-cta .btn{display:none}
    .nav-brand{
        margin-right:auto;
        padding-right:0;
        border-right:0;
    }
    .nav-brand b{font-size:14px}
    .nav-mark{width:28px;height:28px;font-size:16px}
    .nav-burger{display:inline-flex}
    .mobile-drawer{
        padding:84px 18px 28px;
        gap:8px;
        overflow-y:auto;
    }
    .mobile-drawer a{
        font-size:26px;
        padding:12px 0;
    }
    .mobile-drawer a em{font-size:12px}
    .mobile-drawer .m-cta{
        margin-top:12px;
        padding-top:8px;
    }
    .section{padding:80px 0}
    .contact-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
    .nav-inner{width:calc(100vw - 14px);padding:7px 8px 7px 12px}
    .nav-brand b{font-size:13px}
    .nav-mark{width:26px;height:26px;font-size:15px}
    .nav-burger{width:34px;height:34px}
    .mobile-drawer{padding:78px 14px 22px}
    .mobile-drawer a{font-size:22px}
}