:root{
  --color-surface-primary:#FFF9F4;
  --color-surface-secondary:#F2ECE5;
  --color-surface-elevated:#FFFFFF;
  --color-text-primary:#1E222A;
  --color-text-secondary:#5C6470;
  --color-accent-primary:#3F7BFA;
  --color-accent-secondary:#7C5CFF;
  --color-accent-warm:#F4A261;
  --color-border-subtle:#DDD6CD;

  --font-heading:'Playfair Display',serif;
  --font-body:'Inter','Helvetica Neue',Arial,sans-serif;

  --fs-900:clamp(2.2rem,4vw,3.5rem);
  --fs-800:clamp(1.8rem,3vw,2.5rem);
  --fs-700:clamp(1.5rem,2.4vw,1.8rem);
  --fs-600:1.25rem;
  --fs-500:1rem;
  --fs-400:0.875rem;

  --lh-heading:1.15;
  --lh-body:1.5;

  --space-1:0.25rem;
  --space-2:0.5rem;
  --space-3:1rem;
  --space-4:2rem;
  --space-5:3rem;
  --space-6:5rem;

  --container-max:1200px;
  --container-pad:clamp(1rem,3vw,2rem);

  --radius-sm:0.5rem;
  --radius-md:0.75rem;

  --shadow-soft:0 2px 12px rgba(30,34,42,0.06);

  --transition-fast:150ms ease;
  --transition-med:200ms ease;
}

*,
*::before,
*::after{box-sizing:border-box}

html,body{height:100%}

body{
  margin:0;
  font-family:var(--font-body);
  font-size:var(--fs-500);
  line-height:var(--lh-body);
  color:var(--color-text-primary);
  background:var(--color-surface-primary);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img,video,canvas,svg{
  display:block;
  max-width:100%;
  height:auto;
}

a{
  color:inherit;
  text-decoration:none;
  transition:color var(--transition-fast);
}

a:hover{color:var(--color-accent-primary)}

a:focus-visible{
  outline:2px solid var(--color-accent-primary);
  outline-offset:2px;
}

button,
input,
textarea,
select{
  font:inherit;
  color:inherit;
}

button{
  cursor:pointer;
  border:none;
  background:none;
}

:focus-visible{
  outline:2px solid var(--color-accent-primary);
  outline-offset:2px;
}

ul{list-style:none !important;margin:0;padding:0}

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-heading);
  line-height:var(--lh-heading);
  margin:0 0 var(--space-3);
  letter-spacing:-0.01em;
}

h1{font-size:var(--fs-900)}
h2{font-size:var(--fs-800)}
h3{font-size:var(--fs-700)}
h4{font-size:var(--fs-600)}
h5{font-size:var(--fs-500)}
h6{font-size:var(--fs-400)}

p{
  margin:0 0 var(--space-3);
  color:var(--color-text-primary);
}

small{font-size:var(--fs-400);color:var(--color-text-secondary)}

blockquote{
  margin:0 0 var(--space-4);
  padding-left:var(--space-3);
  border-left:3px solid var(--color-accent-secondary);
  color:var(--color-text-secondary);
}

hr{
  border:none;
  border-top:1px solid var(--color-border-subtle);
  margin:var(--space-4) 0;
}

section{
  padding-block:clamp(2rem,5vw,5rem);
}

.container{
  width:100%;
  max-width:var(--container-max);
  margin-inline:auto;
  padding-inline:var(--container-pad);
}

.surface{
  background:var(--color-surface-elevated);
  border:1px solid var(--color-border-subtle);
  border-radius:var(--radius-md);
}

.surface-secondary{
  background:var(--color-surface-secondary);
  border-radius:var(--radius-md);
}

.card{
  background:var(--color-surface-elevated);
  border:1px solid var(--color-border-subtle);
  border-radius:var(--radius-sm);
  padding:clamp(1rem,2vw,2rem);
  transition:transform var(--transition-med),box-shadow var(--transition-med);
}

.card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-soft);
}

.stack > * + *{margin-top:var(--space-3)}
.stack-lg > * + *{margin-top:var(--space-4)}

.cluster{
  display:flex;
  flex-wrap:wrap;
  gap:var(--space-2);
  align-items:center;
  min-width:0;
}

.flex{
  display:flex;
  gap:var(--space-3);
  min-width:0;
}

.flex-col{
  display:flex;
  flex-direction:column;
  gap:var(--space-3);
  min-width:0;
}

.auto-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:var(--space-4);
}

.auto-grid > *{min-width:0}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:0.5em;
  padding:0.6em 1.2em;
  border-radius:var(--radius-sm);
  background:var(--color-accent-primary);
  color:#fff !important;
  font-weight:500;
  transition:background var(--transition-fast),transform var(--transition-fast);
}

.btn:hover{background:#2f63d6}
.btn:active{transform:translateY(1px)}

.btn-secondary{
  background:var(--color-surface-elevated);
  color:var(--color-text-primary);
  border:1px solid var(--color-border-subtle);
}

input,
textarea,
select{
  width:100%;
  padding:0.6em 0.8em;
  border:1px solid var(--color-border-subtle);
  border-radius:var(--radius-sm);
  background:#fff;
  transition:border var(--transition-fast),box-shadow var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus{
  border-color:var(--color-accent-primary);
  box-shadow:0 0 0 2px rgba(63,123,250,0.15);
  outline:none;
}

label{
  display:block;
  margin-bottom:var(--space-1);
  font-size:var(--fs-400);
  color:var(--color-text-secondary);
}

.nav-toggle{
  display:flex;
  flex-direction:column;
  gap:4px;
}

.nav-toggle span{
  width:24px;
  height:2px;
  background:var(--color-text-primary);
  display:block;
}

.media{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-md);
}

.media img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.content > *:last-child,
.card > *:last-child,
.surface > *:last-child{margin-bottom:0}