:root{
  --color-surface-primary:#F8F6F2;
  --color-surface-secondary:#EEE9E1;
  --color-surface-elevated:#FFFFFF;

  --color-text-primary:#20232A;
  --color-text-secondary:#5E6570;

  --color-accent-primary:#4F7BFF;
  --color-accent-secondary:#7C5CFF;
  --color-accent-warning:#F59E0B;

  --color-border-default:#D7D2C9;
  --color-icon-default:#5E6570;

  --font-heading:"DM Serif Display", serif;
  --font-body:"Inter","Helvetica Neue",Arial,sans-serif;

  --text-display:clamp(2.4rem,4vw,3.5rem);
  --text-h1:clamp(1.9rem,3vw,2.25rem);
  --text-h2:1.5rem;
  --text-h3:1.125rem;
  --text-body:1rem;
  --text-small:0.875rem;

  --space-1:0.25rem;
  --space-2:0.5rem;
  --space-3:1rem;
  --space-4:1.5rem;
  --space-5:2.5rem;
  --space-6:4rem;

  --container-max:1200px;
  --container-pad:2rem;

  --radius-card:12px;
  --radius-control:8px;

  --shadow-soft:0 2px 12px 0 rgba(32,35,42,0.04);
}

*,
*::before,
*::after{
  box-sizing:border-box;
  margin:0;
  padding:0;
}

html{
  -webkit-text-size-adjust:100%;
  text-rendering:optimizeLegibility;
}

body{
  min-height:100vh;
  font-family:var(--font-body);
  font-size:var(--text-body);
  line-height:1.6;
  color:var(--color-text-primary);
  background:var(--color-surface-primary);
}

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

img{
  border-radius:var(--radius-card);
}

a{
  color:var(--color-accent-primary);
  text-decoration:none;
  transition:color .2s ease;
}

a:hover{
  color:var(--color-accent-secondary);
}

button,
input,
textarea,
select{
  font:inherit;
  color:inherit;
  background:none;
  border:none;
}

button{
  cursor:pointer;
}

ul{
  list-style:none !important;
}

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-heading);
  line-height:1.3;
  letter-spacing:0.01em;
  margin-bottom:var(--space-3);
}

h1{font-size:var(--text-display);}
h2{font-size:var(--text-h1);}
h3{font-size:var(--text-h2);}
h4{font-size:var(--text-h3);}
h5{font-size:var(--text-body);}
h6{font-size:var(--text-small);}

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

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

blockquote{
  margin-bottom:var(--space-4);
  padding-left:var(--space-3);
  border-left:2px solid var(--color-border-default);
  color:var(--color-text-secondary);
}

hr{
  border:none;
  height:1px;
  background:rgba(215,210,201,0.5);
  margin:var(--space-5) 0;
}

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

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

.section{
  padding-block:var(--space-6);
}

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

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

.card{
  background:var(--color-surface-elevated);
  border:1px solid var(--color-border-default);
  border-radius:var(--radius-card);
  padding:var(--space-4);
  transition:transform .2s ease, box-shadow .2s ease;
}

.card:hover{
  transform:scale(1.03);
  box-shadow:var(--shadow-soft);
}

.card > *:last-child{
  margin-bottom:0;
}

.button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:var(--space-2);
  padding:0.75rem 1.25rem;
  border-radius:var(--radius-control);
  font-size:var(--text-body);
  line-height:1;
  min-height:48px;
  transition:all .2s ease;
}

.button-primary{
  background:var(--color-accent-primary);
  color:#fff;
}

.button-primary:hover{
  background:var(--color-accent-secondary);
}

.button-ghost{
  border:1px solid var(--color-border-default);
  color:var(--color-text-primary);
}

.button-ghost:hover{
  background:var(--color-accent-primary);
  color:#fff;
  border-color:var(--color-accent-primary);
}

.input,
textarea,
select{
  width:100%;
  padding:0.75rem 1rem;
  border:1px solid var(--color-border-default);
  border-radius:var(--radius-control);
  background:var(--color-surface-elevated);
  min-height:48px;
}

.input:focus,
textarea:focus,
select:focus{
  border-color:var(--color-accent-primary);
  outline:none;
}

.label{
  display:block;
  font-size:var(--text-small);
  letter-spacing:0.08em;
  text-transform:uppercase;
  margin-bottom:var(--space-2);
  color:var(--color-text-secondary);
}

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

.flex-row{
  flex-direction:row;
}

.flex-col{
  flex-direction:column;
}

.flex-wrap{
  flex-wrap:wrap;
}

.flex > *{
  min-width:0;
}

.align-center{
  align-items:center;
}

.justify-between{
  justify-content:space-between;
}

.text-secondary{
  color:var(--color-text-secondary);
}

.icon{
  width:24px;
  height:24px;
  color:var(--color-icon-default);
}

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

.content > *:last-child{
  margin-bottom:0;
}