/* =========================================================
   DUKE OBERHIRI — PORTFOLIO
   Design tokens
   ========================================================= */
:root{
  --bg:            #0B0F19;
  --bg-alt:        #0E1320;
  --bg-elevated:   #121826;
  --card:          rgba(241,245,249,0.035);
  --card-hover:    rgba(241,245,249,0.06);
  --border:        rgba(241,245,249,0.09);
  --border-strong: rgba(241,245,249,0.18);

  --platinum:       #F1F5F9;
  --platinum-70:    rgba(241,245,249,0.72);
  --platinum-50:    rgba(241,245,249,0.52);
  --platinum-30:    rgba(241,245,249,0.3);

  --amethyst:       #6366F1;
  --amethyst-light: #8B8FF5;
  --amethyst-dim:   #4F46E5;
  --amethyst-glow:  rgba(99,102,241,0.35);

  --success:        #34D399;

  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  --container: 1180px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --ease: cubic-bezier(.16,.8,.24,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; }
}

body{
  margin:0;
  background:var(--bg);
  color:var(--platinum);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }

::selection{ background:var(--amethyst); color:#fff; }

:focus-visible{
  outline: 2px solid var(--amethyst-light);
  outline-offset: 3px;
  border-radius: 4px;
}

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--amethyst-light);
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";
  width:7px; height:7px;
  background:var(--amethyst);
  border-radius:50%;
  box-shadow:0 0 0 4px var(--amethyst-glow);
}

.section{
  padding:120px 0;
  position:relative;
}
.section-head{
  max-width:640px;
  margin-bottom:64px;
}
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-title{
  font-family:var(--font-display);
  font-size:clamp(30px,4vw,44px);
  font-weight:600;
  letter-spacing:-0.01em;
  color:var(--platinum);
}
.section-sub{
  margin-top:16px;
  color:var(--platinum-50);
  font-size:16.5px;
  line-height:1.7;
}

/* background ambience */
.bg-grid{
  position:fixed; inset:0;
  background-image:
    linear-gradient(rgba(241,245,249,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(241,245,249,0.028) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 90%);
  pointer-events:none;
  z-index:0;
}
.bg-glow-a{
  position:fixed; top:-10%; left:-10%;
  width:600px; height:600px;
  background:radial-gradient(circle, var(--amethyst-glow) 0%, transparent 70%);
  filter:blur(40px);
  pointer-events:none; z-index:0;
  opacity:0.5;
}
.bg-glow-b{
  position:fixed; bottom:0; right:-15%;
  width:700px; height:700px;
  background:radial-gradient(circle, rgba(99,102,241,0.18) 0%, transparent 70%);
  filter:blur(60px);
  pointer-events:none; z-index:0;
}

/* =========================================================
   PRELOADER
   ========================================================= */
#preloader{
  position:fixed; inset:0; z-index:9999;
  background:var(--bg);
  display:flex; align-items:center; justify-content:center;
  flex-direction:column; gap:18px;
  transition:opacity .6s var(--ease), visibility .6s var(--ease);
}
#preloader.hidden{ opacity:0; visibility:hidden; pointer-events:none; }
.loader-mark{
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--platinum-50);
  letter-spacing:0.08em;
  min-height:18px;
}
.loader-bar{
  width:180px; height:2px;
  background:rgba(241,245,249,0.1);
  border-radius:2px;
  overflow:hidden;
}
.loader-bar span{
  display:block; height:100%; width:0%;
  background:linear-gradient(90deg, var(--amethyst-dim), var(--amethyst-light));
  transition:width .3s ease;
}

/* =========================================================
   SCROLL PROGRESS
   ========================================================= */
#scroll-progress{
  position:fixed; top:0; left:0; height:3px;
  background:linear-gradient(90deg, var(--amethyst-dim), var(--amethyst-light));
  width:0%; z-index:1001;
  box-shadow:0 0 12px var(--amethyst-glow);
}

/* =========================================================
   NAV
   ========================================================= */
header.nav{
  position:fixed; top:0; left:0; right:0;
  z-index:1000;
  padding:18px 0;
  transition:padding .35s var(--ease), background .35s var(--ease), border-color .35s var(--ease);
  border-bottom:1px solid transparent;
}
header.nav.scrolled{
  padding:12px 0;
  background:rgba(11,15,25,0.78);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
}
.logo{
  font-family:var(--font-display);
  font-weight:600;
  font-size:19px;
  letter-spacing:-0.01em;
  display:flex; align-items:center; gap:10px;
}
.logo-mark{
  width:32px; height:32px;
  border-radius:9px;
  background:linear-gradient(135deg, var(--amethyst), var(--amethyst-dim));
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-display);
  font-size:15px; font-weight:700;
  color:#fff;
  box-shadow:0 4px 18px var(--amethyst-glow);
}
.nav-links{
  display:flex; align-items:center; gap:34px;
}
.nav-links a{
  font-size:14.5px; color:var(--platinum-70);
  position:relative; padding:4px 0;
  transition:color .25s ease;
}
.nav-links a:hover{ color:var(--platinum); }
.nav-links a::after{
  content:""; position:absolute; left:0; bottom:-2px;
  width:0; height:1px; background:var(--amethyst-light);
  transition:width .25s var(--ease);
}
.nav-links a:hover::after,
.nav-links a.active::after{ width:100%; }
.nav-links a.active{ color:var(--platinum); }

.nav-cta{
  display:flex; align-items:center; gap:14px;
}
.nav-toggle{
  display:none;
  width:38px; height:38px;
  border:1px solid var(--border);
  border-radius:9px;
  background:var(--card);
  align-items:center; justify-content:center;
  flex-direction:column; gap:5px;
}
.nav-toggle span{
  width:16px; height:1.5px; background:var(--platinum);
  transition:transform .3s ease, opacity .3s ease;
}
.nav-toggle.open span:nth-child(1){ transform:translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform:translateY(-6.5px) rotate(-45deg); }

/* =========================================================
   BUTTONS
   ========================================================= */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 26px;
  border-radius:11px;
  font-size:14.5px; font-weight:600;
  border:1px solid transparent;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg, var(--amethyst), var(--amethyst-dim));
  color:#fff;
  box-shadow:0 8px 24px -8px var(--amethyst-glow);
}
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 14px 32px -8px rgba(99,102,241,0.55); }
.btn-ghost{
  background:var(--card);
  border-color:var(--border);
  color:var(--platinum);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{ border-color:var(--border-strong); background:var(--card-hover); transform:translateY(-2px); }
.btn-outline{
  background:transparent;
  border:1.5px solid var(--amethyst);
  color:var(--amethyst-light);
}
.btn-outline:hover{
  background:rgba(99,102,241,0.14);
  border-color:var(--amethyst-light);
  color:var(--platinum);
  transform:translateY(-2px);
  box-shadow:0 10px 26px -10px var(--amethyst-glow);
}
.btn-sm{ padding:9px 16px; font-size:13px; border-radius:9px; }
.btn-block{ width:100%; }
.btn[disabled]{ opacity:.6; cursor:not-allowed; transform:none !important; }

/* =========================================================
   HERO
   ========================================================= */
.hero{
  padding:190px 0 120px;
  position:relative;
  z-index:1;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:64px;
  align-items:center;
}
.hero-title{
  font-family:var(--font-display);
  font-size:clamp(36px, 4.6vw, 58px);
  font-weight:600;
  line-height:1.08;
  letter-spacing:-0.02em;
  color:var(--platinum);
}
.hero-title .grad{
  background:linear-gradient(135deg, var(--amethyst-light), var(--amethyst));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero-sub{
  margin-top:26px;
  font-size:17.5px;
  color:var(--platinum-50);
  max-width:520px;
  line-height:1.75;
}
.hero-actions{
  margin-top:38px;
  display:flex; gap:16px; flex-wrap:wrap;
}
.hero-meta{
  margin-top:56px;
  display:flex; gap:36px; flex-wrap:wrap;
}
.hero-meta div{ }
.hero-meta strong{
  display:block; font-family:var(--font-display); font-size:24px; color:var(--platinum);
}
.hero-meta span{ font-size:13px; color:var(--platinum-50); }

/* ---- signature console panel ---- */
.console{
  background:linear-gradient(180deg, rgba(241,245,249,0.045), rgba(241,245,249,0.015));
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(20px);
  overflow:hidden;
  box-shadow:0 30px 80px -30px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.02) inset;
  position:relative;
}
.console::before{
  content:"";
  position:absolute; inset:0;
  background:radial-gradient(circle at 100% 0%, var(--amethyst-glow), transparent 55%);
  opacity:0.5; pointer-events:none;
}
.console-bar{
  display:flex; align-items:center; gap:8px;
  padding:14px 18px;
  border-bottom:1px solid var(--border);
  background:rgba(255,255,255,0.02);
}
.console-dot{ width:9px; height:9px; border-radius:50%; background:rgba(241,245,249,0.15); }
.console-title{
  margin-left:8px; font-family:var(--font-mono); font-size:12px; color:var(--platinum-50);
}
.console-body{
  padding:20px 22px;
  font-family:var(--font-mono);
  font-size:12.8px;
  line-height:1.9;
  min-height:168px;
  color:var(--platinum-70);
  position:relative;
}
.console-line{ display:flex; gap:10px; opacity:0; animation:consoleIn .4s var(--ease) forwards; }
.console-line .tag{ color:var(--amethyst-light); flex-shrink:0; }
.console-line .ok{ color:var(--success); }
.console-cursor{
  display:inline-block; width:7px; height:14px; background:var(--amethyst-light);
  vertical-align:middle; animation:blink 1s steps(1) infinite;
}
@keyframes consoleIn{ from{ opacity:0; transform:translateY(4px);} to{opacity:1; transform:translateY(0);} }
@keyframes blink{ 50%{ opacity:0; } }

.console-metrics{
  display:grid; grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--border);
}
.console-metric{
  padding:18px;
  text-align:center;
  border-right:1px solid var(--border);
}
.console-metric:last-child{ border-right:none; }
.console-metric strong{
  display:block; font-family:var(--font-display); font-size:22px; color:var(--platinum);
}
.console-metric span{
  font-size:11px; color:var(--platinum-50); text-transform:uppercase; letter-spacing:0.06em;
}

/* =========================================================
   TRUST STRIP
   ========================================================= */
.trust-strip{
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  padding:36px 0;
  position:relative; z-index:1;
}
.trust-inner{
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:24px;
}
.trust-item{
  display:flex; align-items:center; gap:10px;
  font-size:13.5px; color:var(--platinum-50);
  font-family:var(--font-mono);
}
.trust-item svg{ width:16px; height:16px; color:var(--amethyst-light); flex-shrink:0; }

/* =========================================================
   ABOUT
   ========================================================= */
.about-grid{
  display:grid; grid-template-columns:0.85fr 1.15fr; gap:70px; align-items:start;
}
.about-visual{
  position:relative;
  border-radius:var(--radius-lg);
  border:1px solid var(--border);
  background:var(--card);
  padding:34px;
  aspect-ratio:4/5;
  display:flex; flex-direction:column; justify-content:space-between;
  overflow:hidden;
}
.about-visual::after{
  content:"";
  position:absolute; inset:0;
  background:radial-gradient(circle at 20% 90%, var(--amethyst-glow), transparent 60%);
  opacity:0.6;
}
.about-initials{
  font-family:var(--font-display); font-weight:700; font-size:76px;
  color:var(--platinum); line-height:1; letter-spacing:-0.02em;
  position:relative;
}
.about-visual-foot{ position:relative; }
.about-visual-foot p{ font-family:var(--font-mono); font-size:12px; color:var(--platinum-50); }
.about-visual-foot strong{ display:block; font-size:16px; color:var(--platinum); margin-bottom:4px; font-family:var(--font-display); font-weight:600; }

.about-copy p{
  color:var(--platinum-70); font-size:16.5px; line-height:1.85; margin-bottom:20px;
}
.about-points{
  margin-top:32px;
  display:grid; grid-template-columns:1fr 1fr; gap:20px;
}
.about-point{
  border-left:2px solid var(--amethyst);
  padding-left:16px;
}
.about-point strong{ display:block; font-family:var(--font-display); font-size:15px; color:var(--platinum); margin-bottom:5px; }
.about-point span{ font-size:13.5px; color:var(--platinum-50); }

/* =========================================================
   SERVICES
   ========================================================= */
.services-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
  background:var(--border);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  overflow:hidden;
}
.service-card{
  background:var(--bg);
  padding:34px 30px;
  transition:background .3s ease;
  position:relative;
}
.service-card:hover{ background:var(--bg-elevated); }
.service-icon{
  width:42px; height:42px;
  border-radius:11px;
  background:rgba(99,102,241,0.12);
  border:1px solid rgba(99,102,241,0.25);
  display:flex; align-items:center; justify-content:center;
  color:var(--amethyst-light);
  margin-bottom:20px;
}
.service-icon svg{ width:20px; height:20px; }
.service-card h3{
  font-family:var(--font-display); font-size:16.5px; font-weight:600; color:var(--platinum); margin-bottom:9px;
}
.service-card p{ font-size:13.8px; color:var(--platinum-50); line-height:1.65; }

/* =========================================================
   PORTFOLIO
   ========================================================= */
.project-card{
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--card);
  margin-bottom:44px;
  display:grid; grid-template-columns:1.15fr 1fr;
  transition:transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s ease;
}
.project-card:last-child{ margin-bottom:0; }
.project-card:hover{
  transform:translateY(-6px);
  border-color:var(--border-strong);
  box-shadow:0 34px 80px -32px rgba(99,102,241,0.4), 0 0 0 1px rgba(255,255,255,0.02) inset;
}
.project-shot{
  position:relative;
  background:
    linear-gradient(160deg, rgba(99,102,241,0.22), rgba(11,15,25,0.9)),
    repeating-linear-gradient(135deg, rgba(241,245,249,0.03) 0px, rgba(241,245,249,0.03) 1px, transparent 1px, transparent 14px);
  min-height:340px;
  display:flex; align-items:center; justify-content:center; flex-direction:column; gap:14px;
  border-right:1px solid var(--border);
  padding:30px;
  text-align:center;
}
.project-shot .frame{
  width:100%; max-width:340px;
  border:1px solid rgba(241,245,249,0.14);
  border-radius:10px;
  background:rgba(11,15,25,0.55);
  backdrop-filter:blur(6px);
  padding:16px;
}
.project-shot .frame-dots{ display:flex; gap:5px; margin-bottom:12px; }
.project-shot .frame-dots span{ width:6px; height:6px; border-radius:50%; background:rgba(241,245,249,0.2); }
.project-shot .frame-lines span{ display:block; height:7px; border-radius:3px; background:rgba(241,245,249,0.1); margin-bottom:7px; }
.project-shot .frame-lines span:nth-child(1){ width:70%; }
.project-shot .frame-lines span:nth-child(2){ width:100%; }
.project-shot .frame-lines span:nth-child(3){ width:45%; background:rgba(99,102,241,0.35); }
.project-shot small{
  font-family:var(--font-mono); font-size:11px; color:var(--platinum-30); letter-spacing:0.03em;
}
.project-shot.has-image{
  padding:0; display:block;
}
.project-shot.has-image img{
  width:100%; height:100%; min-height:340px;
  object-fit:cover; object-position:top center;
  display:block;
  filter:saturate(1.03);
  transition:transform .6s var(--ease);
}
.project-card:hover .project-shot.has-image img{
  transform:scale(1.03);
}
.project-body{
  padding:38px 40px;
  display:flex; flex-direction:column;
}
.project-tag{
  font-family:var(--font-mono); font-size:11.5px; color:var(--amethyst-light); letter-spacing:0.08em; text-transform:uppercase; margin-bottom:10px;
}
.project-body h3{
  font-family:var(--font-display); font-size:24px; font-weight:600; color:var(--platinum); margin-bottom:14px;
}
.project-body > p{ font-size:14.8px; color:var(--platinum-50); line-height:1.75; margin-bottom:22px; }
.project-features{
  display:grid; grid-template-columns:1fr 1fr; gap:9px 14px;
  margin-bottom:24px;
}
.project-features li{
  font-size:13.3px; color:var(--platinum-70);
  display:flex; align-items:flex-start; gap:8px;
}
.project-features li::before{
  content:""; width:5px; height:5px; border-radius:50%; background:var(--amethyst-light);
  margin-top:7px; flex-shrink:0;
}
.project-stack{
  display:flex; flex-wrap:wrap; gap:8px; margin-bottom:26px;
}
.project-stack span{
  font-family:var(--font-mono); font-size:11.5px; color:var(--platinum-70);
  background:rgba(241,245,249,0.05); border:1px solid var(--border);
  padding:5px 10px; border-radius:6px;
  transition:border-color .35s ease, background .35s ease, color .35s ease;
}
.project-card:hover .project-stack span{
  border-color:rgba(99,102,241,0.4);
  background:rgba(99,102,241,0.08);
  color:var(--platinum);
}
.project-actions{
  display:flex; gap:10px; flex-wrap:wrap; margin-top:auto;
}

/* =========================================================
   SKILLS
   ========================================================= */
.skills-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:16px;
}
.skill-card{
  border:1px solid var(--border); border-radius:var(--radius-md);
  background:var(--card); padding:24px;
  display:flex; align-items:center; gap:16px;
  transition:transform .25s var(--ease), border-color .25s ease, background .25s ease;
}
.skill-card:hover{ transform:translateY(-3px); border-color:var(--border-strong); background:var(--card-hover); }
.skill-icon{
  width:44px; height:44px; border-radius:10px;
  background:rgba(99,102,241,0.1); border:1px solid rgba(99,102,241,0.22);
  display:flex; align-items:center; justify-content:center; color:var(--amethyst-light);
  flex-shrink:0;
}
.skill-icon svg{ width:21px; height:21px; }
.skill-name{ font-family:var(--font-display); font-size:15px; font-weight:600; color:var(--platinum); }
.skill-cat{ font-size:12px; color:var(--platinum-50); margin-top:2px; }

/* =========================================================
   PROCESS
   ========================================================= */
.process-list{
  position:relative;
}
.process-list::before{
  content:"";
  position:absolute; left:29px; top:8px; bottom:8px; width:1px;
  background:linear-gradient(var(--border), var(--border));
}
.process-step{
  display:grid; grid-template-columns:60px 1fr;
  gap:28px;
  padding:28px 0;
  position:relative;
}
.process-num{
  width:60px; height:60px; border-radius:50%;
  border:1px solid var(--border);
  background:var(--bg-elevated);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-display); font-size:17px; font-weight:600; color:var(--amethyst-light);
  z-index:1;
}
.process-step h3{
  font-family:var(--font-display); font-size:19px; font-weight:600; color:var(--platinum); margin-bottom:8px;
}
.process-step p{ font-size:14.5px; color:var(--platinum-50); line-height:1.75; max-width:640px; }

/* =========================================================
   FAQ
   ========================================================= */
.faq-item{
  border-bottom:1px solid var(--border);
}
.faq-q{
  width:100%; background:none; border:none; text-align:left;
  padding:24px 4px; display:flex; align-items:center; justify-content:space-between; gap:20px;
  color:var(--platinum); font-family:var(--font-display); font-size:16.5px; font-weight:600;
}
.faq-q .plus{
  width:26px; height:26px; border-radius:50%; border:1px solid var(--border);
  flex-shrink:0; position:relative;
  transition:transform .3s var(--ease), border-color .3s ease;
}
.faq-q .plus::before, .faq-q .plus::after{
  content:""; position:absolute; background:var(--platinum-70);
  top:50%; left:50%; transform:translate(-50%,-50%);
}
.faq-q .plus::before{ width:10px; height:1.4px; }
.faq-q .plus::after{ width:1.4px; height:10px; transition:opacity .3s ease; }
.faq-item.open .plus{ transform:rotate(180deg); border-color:var(--amethyst); }
.faq-item.open .plus::after{ opacity:0; }
.faq-a{
  max-height:0; overflow:hidden;
  transition:max-height .4s var(--ease);
}
.faq-a p{ padding:0 4px 26px; color:var(--platinum-50); font-size:14.8px; line-height:1.8; max-width:680px; }

/* =========================================================
   CONTACT
   ========================================================= */
.contact-grid{
  display:grid; grid-template-columns:0.85fr 1.15fr; gap:60px;
}
.contact-info-card{
  border:1px solid var(--border); border-radius:var(--radius-lg);
  background:var(--card); padding:36px;
}
.contact-row{
  display:flex; align-items:flex-start; gap:16px;
  padding:18px 0;
  border-bottom:1px solid var(--border);
}
.contact-row:last-child{ border-bottom:none; padding-bottom:0; }
.contact-row:first-child{ padding-top:0; }
.contact-row .ic{
  width:38px; height:38px; border-radius:9px;
  background:rgba(99,102,241,0.12); border:1px solid rgba(99,102,241,0.25);
  display:flex; align-items:center; justify-content:center; color:var(--amethyst-light); flex-shrink:0;
}
.contact-row .ic svg{ width:17px; height:17px; }
.contact-row span{ display:block; font-size:12px; color:var(--platinum-50); margin-bottom:3px; text-transform:uppercase; letter-spacing:.05em; font-family:var(--font-mono); }
.contact-row a, .contact-row p{ font-size:15px; color:var(--platinum); font-weight:500; }
.contact-row a:hover{ color:var(--amethyst-light); }

.form-card{
  border:1px solid var(--border); border-radius:var(--radius-lg);
  background:var(--card); padding:38px;
}
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field{ margin-bottom:20px; }
.field label{
  display:block; font-size:12.5px; color:var(--platinum-50); margin-bottom:8px;
  font-family:var(--font-mono); letter-spacing:.03em;
}
.field input, .field textarea{
  width:100%; background:rgba(241,245,249,0.03);
  border:1px solid var(--border); border-radius:9px;
  padding:13px 14px; color:var(--platinum); font-family:var(--font-body); font-size:14.5px;
  transition:border-color .25s ease, background .25s ease;
}
.field input:focus, .field textarea:focus{
  outline:none; border-color:var(--amethyst); background:rgba(99,102,241,0.05);
}
.field textarea{ resize:vertical; min-height:120px; }
.field .err{ font-size:12px; color:#F87171; margin-top:6px; display:none; }
.field.invalid input, .field.invalid textarea{ border-color:#F87171; }
.field.invalid .err{ display:block; }
.form-note{ font-size:12.5px; color:var(--platinum-30); margin-top:14px; text-align:center; }
.form-success{
  display:none; align-items:center; gap:12px;
  background:rgba(52,211,153,0.1); border:1px solid rgba(52,211,153,0.3);
  padding:14px 16px; border-radius:10px; margin-bottom:20px; color:var(--success); font-size:13.5px;
}
.form-success.show{ display:flex; }

/* =========================================================
   FLOATING WHATSAPP
   ========================================================= */
.fab-whatsapp{
  position:fixed; bottom:26px; right:26px; z-index:900;
  width:58px; height:58px; border-radius:50%;
  background:linear-gradient(135deg,#25D366,#1DA851);
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 30px -6px rgba(37,211,102,0.55);
  color:#fff;
}
.fab-whatsapp svg{ width:26px; height:26px; }
.fab-whatsapp::before{
  content:""; position:absolute; inset:0; border-radius:50%;
  background:rgba(37,211,102,0.5);
  animation:pulse 2.4s ease-out infinite;
  z-index:-1;
}
@keyframes pulse{
  0%{ transform:scale(1); opacity:.7; }
  100%{ transform:scale(1.9); opacity:0; }
}

/* =========================================================
   MODAL (demo login)
   ========================================================= */
.modal-overlay{
  position:fixed; inset:0; z-index:1100;
  background:rgba(11,15,25,0.75);
  backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center;
  padding:24px;
  opacity:0; visibility:hidden;
  transition:opacity .3s ease, visibility .3s ease;
}
.modal-overlay.open{ opacity:1; visibility:visible; }
.modal{
  width:100%; max-width:440px;
  background:var(--bg-elevated);
  border:1px solid var(--border-strong);
  border-radius:var(--radius-lg);
  padding:32px;
  transform:translateY(16px) scale(0.98);
  transition:transform .35s var(--ease);
  box-shadow:0 40px 100px -20px rgba(0,0,0,0.6);
}
.modal-overlay.open .modal{ transform:translateY(0) scale(1); }
.modal-head{ display:flex; align-items:flex-start; justify-content:space-between; margin-bottom:8px; }
.modal-head h3{ font-family:var(--font-display); font-size:19px; font-weight:600; }
.modal-close{
  width:30px; height:30px; border-radius:8px; border:1px solid var(--border);
  background:none; color:var(--platinum-50); display:flex; align-items:center; justify-content:center;
  font-size:16px;
}
.modal-close:hover{ color:var(--platinum); border-color:var(--border-strong); }
.modal p.desc{ font-size:13.5px; color:var(--platinum-50); margin-bottom:22px; line-height:1.7; }
.demo-account{
  border:1px solid var(--border); border-radius:11px; padding:16px;
  margin-bottom:12px; background:rgba(241,245,249,0.02);
}
.demo-account-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:10px; }
.demo-account-head strong{ font-size:13.5px; color:var(--platinum); }
.demo-account-head .badge{
  font-family:var(--font-mono); font-size:10.5px; padding:3px 8px; border-radius:5px;
  background:rgba(99,102,241,0.15); color:var(--amethyst-light); text-transform:uppercase; letter-spacing:.05em;
}
.demo-account-head .badge.user{ background:rgba(52,211,153,0.12); color:var(--success); }
.demo-field{
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  font-family:var(--font-mono); font-size:12.8px; color:var(--platinum-70);
  padding:6px 0;
}
.demo-field button{
  background:none; border:1px solid var(--border); color:var(--platinum-50);
  font-size:10.5px; padding:4px 8px; border-radius:6px; font-family:var(--font-mono);
  transition:color .2s ease, border-color .2s ease;
}
.demo-field button:hover{ color:var(--amethyst-light); border-color:var(--amethyst); }
.demo-field button.copied{ color:var(--success); border-color:var(--success); }

/* =========================================================
   FINAL CTA
   ========================================================= */
.cta-section{ padding-bottom:80px; }
.cta-panel{
  position:relative;
  border:1px solid var(--border-strong);
  border-radius:var(--radius-lg);
  background:linear-gradient(160deg, rgba(99,102,241,0.16), rgba(241,245,249,0.02) 60%);
  padding:76px 40px;
  text-align:center;
  overflow:hidden;
}
.cta-panel::before{
  content:"";
  position:absolute; inset:0;
  background:radial-gradient(circle at 50% -10%, var(--amethyst-glow), transparent 60%);
  opacity:0.8; pointer-events:none;
}
.cta-panel::after{
  content:"";
  position:absolute; inset:0;
  border-radius:var(--radius-lg);
  padding:1px;
  background:linear-gradient(135deg, rgba(139,143,245,0.5), transparent 40%, transparent 70%, rgba(139,143,245,0.25));
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}
.cta-panel h2{
  position:relative;
  font-family:var(--font-display);
  font-size:clamp(28px,4vw,42px);
  font-weight:600;
  letter-spacing:-0.01em;
  color:var(--platinum);
  max-width:640px;
  margin:0 auto 20px;
}
.cta-panel > p{
  position:relative;
  color:var(--platinum-50);
  font-size:16.5px;
  line-height:1.8;
  max-width:580px;
  margin:0 auto 36px;
}
.cta-actions{
  position:relative;
  display:flex; gap:16px; justify-content:center; flex-wrap:wrap;
}

/* =========================================================
   FOOTER
   ========================================================= */
footer{
  border-top:1px solid var(--border);
  padding:64px 0 32px;
  position:relative; z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr;
  gap:48px;
  padding-bottom:40px;
  margin-bottom:28px;
  border-bottom:1px solid var(--border);
}
.footer-brand .logo{ margin-bottom:16px; }
.footer-role{
  font-family:var(--font-mono); font-size:13px; color:var(--amethyst-light);
  letter-spacing:0.03em; margin-bottom:14px;
}
.footer-blurb{
  font-size:13.5px; color:var(--platinum-50); line-height:1.75; max-width:300px;
}
.footer-col h4{
  font-family:var(--font-display); font-size:14px; font-weight:600;
  color:var(--platinum); margin-bottom:18px;
}
.footer-col a, .footer-col span{
  display:block; font-size:13.5px; color:var(--platinum-50);
  margin-bottom:12px; transition:color .25s ease;
}
.footer-col a:hover{ color:var(--amethyst-light); }
.footer-bottom{
  display:flex; justify-content:center; text-align:center;
}
.footer-bottom p{ font-size:12.5px; color:var(--platinum-30); }

/* =========================================================
   REVEAL ANIMATIONS
   ========================================================= */
.reveal{
  opacity:0; transform:translateY(24px);
  transition:opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.in{ opacity:1; transform:translateY(0); }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns:1fr; gap:56px; }
  .about-grid{ grid-template-columns:1fr; gap:44px; }
  .about-visual{ aspect-ratio:16/9; max-width:420px; }
  .services-grid{ grid-template-columns:repeat(2,1fr); }
  .project-card{ grid-template-columns:1fr; }
  .project-shot{ border-right:none; border-bottom:1px solid var(--border); min-height:260px; }
  .skills-grid{ grid-template-columns:repeat(2,1fr); }
  .contact-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .footer-brand{ grid-column:1 / -1; margin-bottom:8px; }
}

@media (max-width: 760px){
  .nav-links{
    position:fixed; top:64px; left:16px; right:16px;
    background:rgba(15,20,32,0.98);
    border:1px solid var(--border);
    border-radius:16px;
    flex-direction:column; align-items:flex-start;
    padding:22px 24px; gap:18px;
    transform:translateY(-12px); opacity:0; visibility:hidden;
    transition:all .3s var(--ease);
  }
  .nav-links.open{ transform:translateY(0); opacity:1; visibility:visible; }
  .nav-toggle{ display:flex; }
  .nav-cta .btn-ghost{ display:none; }
  .section{ padding:80px 0; }
  .hero{ padding:150px 0 80px; }
  .services-grid{ grid-template-columns:1fr; }
  .skills-grid{ grid-template-columns:1fr; }
  .form-row{ grid-template-columns:1fr; }
  .about-points{ grid-template-columns:1fr; }
  .project-features{ grid-template-columns:1fr; }
  .console-metrics{ grid-template-columns:1fr 1fr 1fr; }
  .hero-meta{ gap:24px; }
  .trust-inner{ justify-content:flex-start; }
  .cta-panel{ padding:52px 24px; }
  .footer-grid{ grid-template-columns:1fr; gap:32px; }
  .footer-brand{ grid-column:auto; }
}