/* ==========================================================================
   PAVAN KERALA AYURVEDA — DESIGN TOKENS
   Light, premium medical theme. Ivory/white base, deep green identity,
   gold used only as a thin accent. No dark backgrounds anywhere.
   ========================================================================== */

:root {
  /* ---- Color: backgrounds (from official logo palette) ---- */
  --bg-primary: #FAF9F5;        /* warm white — base */
  --bg-ivory: #F7F4EC;          /* alternate section tint */
  --bg-soft-cream: #FFFDF8;     /* card / panel background */
  --bg-alt-green: #F2F7F3;      /* alternate section tint (green-tinted) */
  --bg-alt-grey: #F6F6F4;       /* alternate section tint (neutral) */
  --bg-card: #FFFDF8;

  /* ---- Color: brand (from official logo) ---- */
  --color-deep-green: #2E5E3E;   /* headings, primary identity */
  --color-deep-green-dark: #234A31;
  --color-leaf-green: #5F8F5F;   /* secondary, links, icons */
  --color-gold: #C89B2D;         /* accents ONLY — never large fills */
  --color-gold-soft: #EAD9AE;

  /* ---- Color: functional ---- */
  --color-button: #2E5E3E;
  --color-button-hover: #234A31;
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #1EBE5A;
  --color-danger: #E4726D;

  /* ---- Color: text ---- */
  --text-primary: #2B2B2B;       /* dark grey — never pure black */
  --text-secondary: #52534F;
  --text-muted: #82847D;
  --text-on-dark: #FFFDF8;

  /* ---- Color: borders / lines ---- */
  --border-soft: #E7E2D6;
  --border-green: #D8E4DA;

  /* ---- Typography ---- */
  --font-display: 'Poppins', 'Tiro Telugu', sans-serif;
  --font-body: 'Inter', 'Tiro Telugu', sans-serif;
  --font-telugu: 'Tiro Telugu', serif;

  /* Fluid type scale */
  --fs-h1: clamp(2rem, 1.6rem + 2vw, 3.25rem);
  --fs-h2: clamp(1.5rem, 1.3rem + 1vw, 2.25rem);
  --fs-h3: clamp(1.25rem, 1.1rem + 0.6vw, 1.6rem);
  --fs-body-lg: clamp(1.05rem, 1rem + 0.2vw, 1.2rem);
  --fs-body: 1rem;
  --fs-small: 0.9rem;

  /* ---- Spacing scale (8px base) ---- */
  --space-1: 0.5rem;   /* 8px */
  --space-2: 1rem;     /* 16px */
  --space-3: 1.5rem;   /* 24px */
  --space-4: 2rem;     /* 32px */
  --space-5: 3rem;     /* 48px */
  --space-6: 4rem;     /* 64px */

  /* ---- Shape ---- */
  --radius-card: 16px;
  --radius-button: 999px;
  --radius-input: 12px;

  /* ---- Shadow (soft only, never heavy) ---- */
  --shadow-soft: 0 4px 20px rgba(31, 77, 61, 0.07);
  --shadow-lift: 0 10px 30px rgba(31, 77, 61, 0.12);

  /* ---- Motion ---- */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 160ms;
  --duration-base: 280ms;

  /* ---- Layout ---- */
  --container-max: 1180px;
  --header-height: 72px;
}

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