/* =========================================================
   ZEPHTRIX STUDIO — DESIGN SYSTEM
   Black / Red / White premium creative-agency identity
   Display: Anton | Headings: Montserrat | Body: Poppins
   Signature motif: the "Z-beam" — an angular zig-zag glow
   line echoing the brand's initial, used as a divider,
   logo mark and hover accent throughout the site.
   ========================================================= */

/* ---------- Tokens ---------- */
:root{
  --bg:#07070a;
  --bg-alt:#0c0c10;
  --surface:#131316;
  --surface-2:#1a1a1f;
  --border:rgba(255,255,255,.08);
  --border-red:rgba(229,18,43,.45);
  --red:#e5122b;
  --red-bright:#ff2f49;
  --red-dim:#7a0f1c;
  --white:#ffffff;
  --text:#ececee;
  --muted:#9a9aa2;
  --muted-2:#6d6d75;

  --font-display:'Anton', sans-serif;
  --font-heading:'Montserrat', sans-serif;
  --font-body:'Poppins', sans-serif;

  --radius-sm:8px;
  --radius:16px;
  --radius-lg:28px;

  --container:1240px;
  --ease:cubic-bezier(.4,0,.2,1);
  --speed-fast:.25s;
  --speed:.4s;
  --speed-slow:.8s;

  --shadow-red: 0 10px 40px -10px rgba(229,18,43,.45);
  --shadow-card: 0 20px 50px -20px rgba(0,0,0,.6);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-weight:300;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,select,textarea{font-family:inherit;}

::selection{background:var(--red);color:var(--white);}

::-webkit-scrollbar{width:9px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:var(--red-dim);border-radius:10px;}
::-webkit-scrollbar-thumb:hover{background:var(--red);}

:focus-visible{outline:2px solid var(--red-bright);outline-offset:3px;}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* ---------- Typography ---------- */
h1,h2,h3,h4{font-family:var(--font-heading);font-weight:800;letter-spacing:-.01em;color:var(--white);line-height:1.15;}
.display{font-family:var(--font-display);font-weight:400;text-transform:uppercase;letter-spacing:.01em;line-height:1.02;}
p{color:var(--muted);}
.text-red{color:var(--red-bright);}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-heading);font-weight:700;font-size:.72rem;
  letter-spacing:.22em;text-transform:uppercase;color:var(--red-bright);
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--red);box-shadow:0 0 12px var(--red-bright);}

.section-title{
  font-size:clamp(2rem,4.2vw,3.2rem);
  margin-bottom:18px;
}
.section-sub{
  color:var(--muted);
  max-width:640px;
  font-size:1.02rem;
  font-weight:300;
}
.section-head{
  margin-bottom:56px;
}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto;}
.section-head.center .section-sub{margin-left:auto;margin-right:auto;}

/* ---------- Layout ---------- */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px;}
.section{padding:120px 0;position:relative;}
.section-tight{padding:80px 0;}
.section-alt{background:linear-gradient(180deg,var(--bg) 0%, var(--bg-alt) 100%);}
.grid{display:grid;gap:28px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-6{grid-template-columns:repeat(6,1fr);}

/* ---------- Buttons ---------- */
.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 34px;font-family:var(--font-heading);font-weight:700;font-size:.85rem;
  letter-spacing:.06em;text-transform:uppercase;border-radius:999px;
  transition:transform var(--speed-fast) var(--ease), box-shadow var(--speed-fast) var(--ease), background var(--speed-fast) var(--ease), color var(--speed-fast) var(--ease), border-color var(--speed-fast) var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--red);color:var(--white);box-shadow:var(--shadow-red);}
.btn-primary:hover{background:var(--white);color:var(--red);transform:translateY(-3px);box-shadow:0 16px 40px -12px rgba(229,18,43,.6);}
.btn-outline{background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,.28);}
.btn-outline:hover{border-color:var(--red);color:var(--red-bright);transform:translateY(-3px);background:rgba(229,18,43,.08);}
.btn-block{width:100%;}
.btn-sm{padding:11px 22px;font-size:.72rem;}

/* ---------- Z-beam signature mark ---------- */
.zmark{display:inline-flex;align-items:center;justify-content:center;}
.zmark svg{overflow:visible;}
.zmark path{
  fill:none;stroke:var(--red);stroke-width:7;stroke-linecap:round;stroke-linejoin:round;
  filter:drop-shadow(0 0 10px var(--red-bright));
  stroke-dasharray:260;stroke-dashoffset:260;
  animation:draw 1.6s var(--ease) forwards .2s;
}
@keyframes draw{to{stroke-dashoffset:0;}}

.divider{
  position:relative;height:2px;width:100%;margin:0 auto;max-width:220px;
  background:linear-gradient(90deg, transparent, var(--red), transparent);
  overflow:visible;
}
.divider::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg, transparent, var(--red-bright), transparent);
  filter:blur(6px);opacity:.7;
}

/* ---------- Navbar ---------- */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:22px 0;
  transition:background var(--speed) var(--ease), padding var(--speed) var(--ease), border-color var(--speed) var(--ease);
  border-bottom:1px solid transparent;
}
.navbar.scrolled{
  background:rgba(7,7,10,.86);
  backdrop-filter:blur(14px);
  padding:14px 0;
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-heading);font-weight:800;font-size:1.28rem;color:var(--white);letter-spacing:.01em;}
.brand .zmark svg{width:26px;height:26px;}
.brand span{color:var(--red-bright);}

.nav-links{display:flex;align-items:center;gap:38px;}
.nav-links a{
  position:relative;font-family:var(--font-heading);font-weight:600;font-size:.86rem;
  letter-spacing:.03em;color:var(--text);padding:6px 0;transition:color var(--speed-fast) var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--red-bright);
  box-shadow:0 0 8px var(--red-bright);transition:width var(--speed-fast) var(--ease);
}
.nav-links a:hover,.nav-links a.active{color:var(--white);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}

.nav-right{display:flex;align-items:center;gap:22px;}
.mobile-toggle{display:none;flex-direction:column;gap:5px;width:30px;z-index:1200;}
.mobile-toggle span{height:2px;width:100%;background:var(--white);transition:transform var(--speed-fast) var(--ease),opacity var(--speed-fast) var(--ease);}
.mobile-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.mobile-toggle.open span:nth-child(2){opacity:0;}
.mobile-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- Hero (shared background FX) ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;padding-top:120px;}
.hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden;background:
  radial-gradient(ellipse 60% 50% at 80% 10%, rgba(229,18,43,.16), transparent 60%),
  radial-gradient(ellipse 50% 40% at 10% 90%, rgba(229,18,43,.10), transparent 60%),
  var(--bg);
}
.grid-lines{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);background-size:52px 52px;mask-image:radial-gradient(ellipse 70% 70% at 50% 30%, black 40%, transparent 90%);}

.particle{position:absolute;border-radius:50%;background:var(--red);filter:blur(1px);opacity:.55;animation:drift 14s ease-in-out infinite;box-shadow:0 0 14px var(--red-bright);}
@keyframes drift{
  0%,100%{transform:translate(0,0) scale(1);}
  33%{transform:translate(24px,-34px) scale(1.15);}
  66%{transform:translate(-20px,18px) scale(.9);}
}

.floating-shape{position:absolute;border:1.5px solid var(--border-red);border-radius:30% 70% 65% 35%/40% 45% 55% 60%;animation:float 9s ease-in-out infinite;}
@keyframes float{
  0%,100%{transform:translateY(0) rotate(0deg);}
  50%{transform:translateY(-26px) rotate(8deg);}
}

.hero-content{position:relative;z-index:2;}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;padding:9px 18px;border-radius:999px;
  border:1px solid var(--border-red);background:rgba(229,18,43,.08);
  font-family:var(--font-heading);font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--red-bright);margin-bottom:26px;animation:fadeInUp .8s var(--ease) both;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--red-bright);box-shadow:0 0 10px var(--red-bright);animation:pulse 1.8s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(1.4);}}

.hero-title{
  font-size:clamp(2.6rem,6.4vw,5.4rem);
  margin-bottom:26px;
  animation:fadeInUp .9s var(--ease) .1s both;
}
.hero-title .line{display:block;}
.hero-sub{
  font-size:1.12rem;color:var(--muted);max-width:600px;margin-bottom:40px;
  animation:fadeInUp .9s var(--ease) .25s both;
}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap;animation:fadeInUp .9s var(--ease) .4s both;}
.hero-scroll{position:absolute;bottom:38px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;color:var(--muted-2);font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;font-family:var(--font-heading);z-index:2;}
.hero-scroll .stick{width:1px;height:36px;background:linear-gradient(180deg,var(--red-bright),transparent);position:relative;overflow:hidden;}
.hero-scroll .stick::after{content:"";position:absolute;top:-36px;left:0;width:100%;height:36px;background:var(--red-bright);animation:scrolldown 2s ease-in-out infinite;}
@keyframes scrolldown{0%{top:-36px;}100%{top:36px;}}

@keyframes fadeInUp{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);}}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}

/* Inner page hero (About / Services / Portfolio / Contact) */
.page-hero{position:relative;padding:190px 0 100px;text-align:center;overflow:hidden;}
.page-hero .hero-bg{background:radial-gradient(ellipse 60% 60% at 50% 0%, rgba(229,18,43,.18), transparent 65%), var(--bg);}
.page-hero .section-head{margin:0 auto;}
.breadcrumb{display:flex;justify-content:center;gap:8px;margin-top:20px;color:var(--muted-2);font-size:.82rem;font-family:var(--font-heading);letter-spacing:.04em;}
.breadcrumb a:hover{color:var(--red-bright);}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease), transform .8s var(--ease);}
.reveal.in-view{opacity:1;transform:translateY(0);}
.reveal-delay-1.in-view{transition-delay:.08s;}
.reveal-delay-2.in-view{transition-delay:.16s;}
.reveal-delay-3.in-view{transition-delay:.24s;}
.reveal-delay-4.in-view{transition-delay:.32s;}
.reveal-delay-5.in-view{transition-delay:.4s;}
.reveal-delay-6.in-view{transition-delay:.48s;}

/* ---------- Cards ---------- */
.card{
  position:relative;background:linear-gradient(180deg, var(--surface), var(--surface-2));
  border:1px solid var(--border);border-radius:var(--radius);padding:38px 30px;
  transition:transform var(--speed) var(--ease), border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
  overflow:hidden;
}
.card::before{
  content:"";position:absolute;top:-1px;left:-1px;right:-1px;height:2px;
  background:linear-gradient(90deg, transparent, var(--red), transparent);
  transform:scaleX(0);transform-origin:left;transition:transform var(--speed) var(--ease);
}
.card:hover{transform:translateY(-8px);border-color:var(--border-red);box-shadow:var(--shadow-card),var(--shadow-red);}
.card:hover::before{transform:scaleX(1);}

.icon-badge{
  width:58px;height:58px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:rgba(229,18,43,.1);border:1px solid var(--border-red);color:var(--red-bright);
  font-size:1.5rem;margin-bottom:24px;transition:transform var(--speed) var(--ease), background var(--speed) var(--ease);
}
.card:hover .icon-badge{transform:rotate(-8deg) scale(1.08);background:var(--red);color:var(--white);}
.card h3{font-size:1.22rem;margin-bottom:12px;font-family:var(--font-heading);}
.card p{font-size:.92rem;}
.card-link{display:inline-flex;align-items:center;gap:8px;margin-top:20px;font-family:var(--font-heading);font-weight:700;font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;color:var(--red-bright);}
.card-link svg{transition:transform var(--speed-fast) var(--ease);}
.card:hover .card-link svg{transform:translateX(5px);}

/* ---------- Stats ---------- */
.stats-strip{
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding:70px 0;
}
.stat{text-align:center;}
.stat .num{
  font-family:var(--font-display);font-size:clamp(2.6rem,5vw,4.2rem);color:var(--white);
  display:flex;align-items:baseline;justify-content:center;gap:4px;
}
.stat .num .suffix{color:var(--red-bright);}
.stat .label{color:var(--muted);font-size:.86rem;letter-spacing:.03em;margin-top:6px;font-family:var(--font-heading);text-transform:uppercase;font-weight:600;}

/* ---------- Testimonials ---------- */
.testimonial-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:34px;
  position:relative;
}
.testimonial-card .quote-mark{font-family:var(--font-display);font-size:3.4rem;color:var(--red-dim);line-height:.4;display:block;margin-bottom:18px;}
.testimonial-card p{color:var(--text);font-size:.98rem;font-weight:300;margin-bottom:22px;}
.testimonial-author{display:flex;align-items:center;gap:14px;}
.avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--red),var(--red-dim));display:flex;align-items:center;justify-content:center;font-family:var(--font-heading);font-weight:800;color:var(--white);flex-shrink:0;}
.testimonial-author .name{font-family:var(--font-heading);font-weight:700;font-size:.9rem;color:var(--white);}
.testimonial-author .role{font-size:.78rem;color:var(--muted-2);}
.stars{color:var(--red-bright);letter-spacing:2px;margin-bottom:10px;font-size:.85rem;}

/* ---------- Portfolio ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:48px;justify-content:center;}
.filter-btn{
  padding:10px 22px;border-radius:999px;border:1px solid var(--border);
  font-family:var(--font-heading);font-weight:600;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;
  color:var(--muted);transition:all var(--speed-fast) var(--ease);
}
.filter-btn:hover{color:var(--white);border-color:var(--border-red);}
.filter-btn.active{background:var(--red);border-color:var(--red);color:var(--white);box-shadow:var(--shadow-red);}

.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.portfolio-card{
  position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);
  aspect-ratio:4/3.1;transition:border-color var(--speed) var(--ease), transform var(--speed) var(--ease);
}
.portfolio-card:hover{border-color:var(--border-red);transform:translateY(-6px);}
.portfolio-thumb{
  position:absolute;inset:0;
  background:
    linear-gradient(160deg, var(--surface-2), var(--bg-alt));
  display:flex;align-items:center;justify-content:center;
  transition:transform .6s var(--ease);
}
.portfolio-thumb::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 30% 20%, rgba(229,18,43,.28), transparent 55%);
}
.portfolio-card:hover .portfolio-thumb{transform:scale(1.08);}
.portfolio-thumb .zmark svg{width:64px;height:64px;opacity:.5;}
.portfolio-overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:26px;
  background:linear-gradient(0deg, rgba(5,5,7,.95) 5%, rgba(5,5,7,.35) 55%, transparent 90%);
  opacity:0;transition:opacity var(--speed) var(--ease);
}
.portfolio-card:hover .portfolio-overlay{opacity:1;}
.portfolio-cat{font-family:var(--font-heading);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--red-bright);margin-bottom:8px;}
.portfolio-overlay h3{font-size:1.12rem;margin-bottom:10px;}
.portfolio-overlay p{font-size:.85rem;margin-bottom:16px;}

/* ---------- Skill bars ---------- */
.skill-row{margin-bottom:26px;}
.skill-row .top{display:flex;justify-content:space-between;margin-bottom:10px;font-family:var(--font-heading);font-weight:600;font-size:.9rem;color:var(--white);}
.skill-row .top span:last-child{color:var(--red-bright);}
.skill-track{height:8px;border-radius:999px;background:var(--surface-2);overflow:hidden;border:1px solid var(--border);}
.skill-fill{height:100%;border-radius:999px;width:0%;background:linear-gradient(90deg,var(--red-dim),var(--red-bright));box-shadow:0 0 12px rgba(255,47,73,.5);transition:width 1.4s var(--ease);}

/* ---------- Tools ---------- */
.tools-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;}
.tool-badge{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:20px 12px;text-align:center;font-family:var(--font-heading);font-weight:600;font-size:.82rem;color:var(--muted);
  transition:all var(--speed-fast) var(--ease);
}
.tool-badge:hover{color:var(--white);border-color:var(--border-red);transform:translateY(-4px);background:var(--surface-2);}

/* ---------- Values / process ---------- */
.process-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:22px;position:relative;}
.process-step{text-align:center;position:relative;}
.process-num{
  width:56px;height:56px;border-radius:50%;border:1.5px solid var(--border-red);
  display:flex;align-items:center;justify-content:center;margin:0 auto 18px;
  font-family:var(--font-display);color:var(--red-bright);font-size:1.1rem;
  background:var(--surface);position:relative;z-index:2;
}
.process-step h4{font-size:.96rem;margin-bottom:8px;color:var(--white);font-family:var(--font-heading);}
.process-step p{font-size:.8rem;}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--border);}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:26px 4px;text-align:left;font-family:var(--font-heading);font-weight:600;font-size:1.02rem;color:var(--white);
}
.faq-q .plus{width:26px;height:26px;border-radius:50%;border:1px solid var(--border-red);flex-shrink:0;position:relative;transition:transform var(--speed-fast) var(--ease), background var(--speed-fast) var(--ease);}
.faq-q .plus::before,.faq-q .plus::after{content:"";position:absolute;background:var(--red-bright);top:50%;left:50%;transform:translate(-50%,-50%);}
.faq-q .plus::before{width:10px;height:1.6px;}
.faq-q .plus::after{width:1.6px;height:10px;transition:opacity var(--speed-fast) var(--ease);}
.faq-item.open .plus{background:var(--red);transform:rotate(180deg);}
.faq-item.open .plus::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height var(--speed) var(--ease), padding var(--speed) var(--ease);}
.faq-a p{padding-bottom:24px;font-size:.92rem;max-width:760px;}
.faq-item.open .faq-a{max-height:220px;}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:flex-start;}
.contact-info-card{
  display:flex;gap:18px;padding:26px;border:1px solid var(--border);border-radius:var(--radius);
  background:var(--surface);margin-bottom:18px;transition:border-color var(--speed) var(--ease);
}
.contact-info-card:hover{border-color:var(--border-red);}
.contact-info-card .icon-badge{margin-bottom:0;flex-shrink:0;}
.contact-info-card h4{font-size:.98rem;margin-bottom:4px;color:var(--white);font-family:var(--font-heading);}
.contact-info-card p{font-size:.88rem;}

.form-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:44px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.form-group{position:relative;margin-bottom:24px;}
.form-group label{
  display:block;font-family:var(--font-heading);font-weight:600;font-size:.76rem;letter-spacing:.06em;
  text-transform:uppercase;color:var(--muted);margin-bottom:10px;
}
.form-group input,.form-group select,.form-group textarea{
  width:100%;background:var(--bg-alt);border:1.5px solid var(--border);border-radius:var(--radius-sm);
  padding:15px 16px;color:var(--white);font-size:.94rem;transition:border-color var(--speed-fast) var(--ease), box-shadow var(--speed-fast) var(--ease), background var(--speed-fast) var(--ease);
}
.form-group select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23e5122b' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;}
.form-group textarea{resize:vertical;min-height:130px;}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  outline:none;border-color:var(--red);background:var(--surface-2);box-shadow:0 0 0 4px rgba(229,18,43,.14);
}
.form-group.error input,.form-group.error textarea,.form-group.error select{border-color:#ff4d4d;}
.field-error{display:none;color:#ff6b6b;font-size:.76rem;margin-top:8px;font-family:var(--font-heading);}
.form-group.error .field-error{display:block;}
.form-status{margin-top:18px;padding:16px 18px;border-radius:var(--radius-sm);font-size:.88rem;display:none;font-family:var(--font-heading);}
.form-status.show{display:block;}
.form-status.success{background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.35);color:#7CE0A0;}
.form-status.fail{background:rgba(255,60,60,.1);border:1px solid rgba(255,60,60,.35);color:#ff9a9a;}

/* ---------- Final CTA ---------- */
.cta-band{
  position:relative;border-radius:var(--radius-lg);padding:80px 60px;text-align:center;overflow:hidden;
  background:linear-gradient(135deg, var(--surface) 0%, var(--bg-alt) 100%);border:1px solid var(--border-red);
}
.cta-band::before{
  content:"";position:absolute;inset:-40%;
  background:radial-gradient(circle at 30% 30%, rgba(229,18,43,.25), transparent 55%);
  animation:rotateGlow 16s linear infinite;
}
@keyframes rotateGlow{from{transform:rotate(0deg);}to{transform:rotate(360deg);}}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{font-size:clamp(1.9rem,4vw,2.9rem);margin-bottom:18px;}
.cta-band p{max-width:560px;margin:0 auto 34px;}

/* ---------- Footer ---------- */
footer{background:var(--bg-alt);border-top:1px solid var(--border);padding:80px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:60px;}
.footer-brand p{font-size:.9rem;margin:18px 0 22px;max-width:300px;}
.social-row{display:flex;gap:12px;}
.social-icon{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;
  color:var(--muted);transition:all var(--speed-fast) var(--ease);
}
.social-icon:hover{background:var(--red);border-color:var(--red);color:var(--white);transform:translateY(-3px);}
.footer-col h4{font-family:var(--font-heading);font-size:.9rem;letter-spacing:.05em;text-transform:uppercase;color:var(--white);margin-bottom:22px;}
.footer-col ul li{margin-bottom:13px;}
.footer-col ul li a{color:var(--muted);font-size:.9rem;transition:color var(--speed-fast) var(--ease);}
.footer-col ul li a:hover{color:var(--red-bright);}
.footer-bottom{border-top:1px solid var(--border);padding:26px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;color:var(--muted-2);font-size:.82rem;}

/* ---------- WhatsApp floating button ---------- */
.whatsapp-fab{
  position:fixed;bottom:26px;right:26px;z-index:900;width:60px;height:60px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.6rem;
  box-shadow:0 10px 30px -6px rgba(37,211,102,.6);transition:transform var(--speed-fast) var(--ease);
}
.whatsapp-fab:hover{transform:scale(1.08) translateY(-3px);}
.whatsapp-fab::before{
  content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25D366;
  animation:pulseRing 2s ease-out infinite;
}
@keyframes pulseRing{0%{transform:scale(1);opacity:.7;}100%{transform:scale(1.9);opacity:0;}}

/* ---------- Misc ---------- */
.back-top{position:fixed;bottom:26px;left:26px;z-index:900;width:46px;height:46px;border-radius:50%;background:var(--surface);border:1px solid var(--border-red);color:var(--red-bright);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity var(--speed-fast) var(--ease), transform var(--speed-fast) var(--ease);}
.back-top.show{opacity:1;pointer-events:auto;}
.back-top:hover{transform:translateY(-4px);}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-6{grid-template-columns:repeat(3,1fr);}
  .portfolio-grid{grid-template-columns:repeat(2,1fr);}
  .tools-grid{grid-template-columns:repeat(4,1fr);}
  .process-grid{grid-template-columns:repeat(3,1fr);}
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}

@media (max-width:860px){
  .nav-links{
    position:fixed;inset:0 0 0 30%;background:rgba(7,7,10,.98);backdrop-filter:blur(20px);
    flex-direction:column;justify-content:center;align-items:flex-start;padding:40px;gap:26px;
    transform:translateX(100%);transition:transform var(--speed) var(--ease);border-left:1px solid var(--border-red);
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{font-size:1.3rem;}
  .nav-cta-desktop{display:none;}
  .mobile-toggle{display:flex;}
  .grid-2,.grid-3{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .portfolio-grid{grid-template-columns:1fr;}
  .tools-grid{grid-template-columns:repeat(3,1fr);}
  .process-grid{grid-template-columns:repeat(2,1fr);}
  .form-row{grid-template-columns:1fr;}
  .section{padding:84px 0;}
  .cta-band{padding:56px 26px;}
}

@media (max-width:560px){
  .grid-4,.grid-6{grid-template-columns:repeat(2,1fr);}
  .tools-grid{grid-template-columns:repeat(2,1fr);}
  .process-grid{grid-template-columns:1fr 1fr;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{justify-content:center;}
  .footer-grid{grid-template-columns:1fr;}
  .form-card{padding:28px 22px;}
}