:root{
  --color-bg-primary:#F7F4EF;
  --color-bg-secondary:#ECE7DF;
  --color-bg-elevated:#FFFFFF;

  --color-text-primary:#1D232B;
  --color-text-secondary:#5F6772;

  --color-accent-primary:#356DFF;
  --color-accent-secondary:#7B61FF;
  --color-accent-tertiary:#E98A15;

  --color-border-subtle:#D8D2C8;
  --color-surface-texture:rgba(220,216,210,0.12);

  --font-heading:Canela, Playfair Display, Georgia, serif;
  --font-body:Inter, system-ui, Arial, sans-serif;

  --fs-1:clamp(2.2rem,3vw,3.2rem);
  --fs-2:clamp(1.9rem,2.5vw,2.4rem);
  --fs-3:2rem;
  --fs-4:1.6rem;
  --fs-5:1.25rem;
  --fs-6:1rem;
  --fs-7:0.875rem;

  --lh-body:1.6;
  --lh-heading:1.2;

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

  --container-main:1200px;
  --container-wide:1440px;
  --container-pad:clamp(1rem,2vw,2rem);

  --radius-sm:4px;
  --radius-md:8px;
  --radius-lg:12px;

  --shadow-soft:0 2px 4px rgba(29,35,43,0.04);

  --transition-fast:0.2s ease;
  --transition-medium:0.3s ease;
}

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

html{
  font-size:16px;
  -webkit-text-size-adjust:100%;
}

body{
  font-family:var(--font-body);
  font-size:var(--fs-6);
  line-height:var(--lh-body);
  color:var(--color-text-primary);
  background-color:var(--color-bg-primary);
  min-height:100vh;
  text-rendering:optimizeLegibility;
}

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

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

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

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

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

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

ul{
  list-style:none !important;
}

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-heading);
  line-height:var(--lh-heading);
  letter-spacing:-0.01em;
  color:var(--color-text-primary);
}

h1{font-size:var(--fs-1);margin-block-end:var(--space-3);}
h2{font-size:var(--fs-2);margin-block-end:var(--space-3);}
h3{font-size:var(--fs-3);margin-block-end:var(--space-2);}
h4{font-size:var(--fs-4);margin-block-end:var(--space-2);}
h5{font-size:var(--fs-5);margin-block-end:var(--space-1);}
h6{font-size:var(--fs-6);margin-block-end:var(--space-1);}

p{
  margin-block-end:var(--space-2);
  color:var(--color-text-primary);
}

small{
  font-size:var(--fs-7);
  color:var(--color-text-secondary);
}

blockquote{
  margin-block-end:var(--space-3);
  padding-left:var(--space-2);
  border-left:2px solid var(--color-border-subtle);
  color:var(--color-text-secondary);
}

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

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

.stack > * + *{
  margin-top:var(--space-2);
}

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

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

.flex{
  display:flex;
  gap:var(--space-2);
}

.flex-col{
  display:flex;
  flex-direction:column;
  gap:var(--space-2);
}

.flex-center{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:var(--space-2);
}

.flex-between{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--space-2);
}

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

.card{
  background:var(--color-bg-secondary);
  border:1px solid var(--color-border-subtle);
  border-radius:var(--radius-md);
  padding:var(--space-3);
  box-shadow:var(--shadow-soft);
}

.surface{
  background:var(--color-bg-elevated);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-soft);
}

button,
.button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:0.6em 1.2em;
  border-radius:var(--radius-sm);
  background:var(--color-accent-primary);
  color:#fff;
  transition:background var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);
}

button:hover,
.button:hover{
  background:var(--color-accent-secondary);
  box-shadow:var(--shadow-soft);
}

button:active,
.button:active{
  transform:translateY(1px);
}

input,
textarea,
select{
  width:100%;
  padding:0.6em 0.8em;
  border:1px solid var(--color-border-subtle);
  border-radius:var(--radius-sm);
  background:var(--color-bg-elevated);
}

label{
  display:block;
  margin-bottom:var(--space-1);
  font-size:var(--fs-7);
  color:var(--color-text-secondary);
}

hr{
  border:none;
  border-top:1px solid var(--color-border-subtle);
  margin-block:var(--space-3);
}

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

:where(.card,.surface,.stack,.stack-lg,.flex,.flex-col) > *:last-child{
  margin-bottom:0;
}