/* ============================================================
   DESIGN SYSTEM
   Extracted from hero and testimonial sections.
   Import this file once (before other stylesheets) and reference
   these tokens throughout the codebase instead of raw values.
   ============================================================ */

/* ── 1. COLOUR ────────────────────────────────────────────── */
:root {
  /* Brand */
  --color-primary:            #0055FF;
  --color-primary-hover:      rgba(0, 85, 255, 0.16);
  --color-primary-subtle:     rgba(0, 85, 255, 0.10);
  --color-primary-muted:      rgba(0, 85, 255, 0.08);
  --color-primary-bg:         #EEF3FF;   /* active pill bg */
  --color-primary-bg-hover:   #F5F7FF;   /* hover pill bg  */
  --color-accent:             #6551FD;   /* purple accent   */

  /* Neutrals — dark to light */
  --color-black:              #000000;
  --color-ink:                #0C0C0C;   /* near-black surface */
  --color-ink-900:            #1A1A1A;
  --color-ink-700:            #333333;
  --color-ink-600:            #383838;
  --color-ink-500:            #555555;
  --color-ink-400:            #777777;
  --color-ink-300:            #888888;
  --color-ink-200:            #AAAAAA;
  --color-ink-100:            #DDDDDD;
  --color-surface-2:          #E8E8E8;
  --color-surface-1:          #F0F0F0;
  --color-white:              #FFFFFF;

  /* Semantic text colours */
  --color-text-primary:       var(--color-ink-900);
  --color-text-secondary:     var(--color-ink-700);
  --color-text-muted:         var(--color-ink-500);
  --color-text-subtle:        var(--color-ink-300);
  --color-text-placeholder:   var(--color-ink-200);

  /* Backgrounds */
  --color-bg-page:            #FFFFFF;
  --color-bg-dark:            var(--color-ink);
}


/* ── 2. TYPOGRAPHY ────────────────────────────────────────── */
:root {
  /* Families */
  --font-serif:        'EB Garamond', 'Times New Roman', serif;
  --font-serif-orig:   'OrigGaramond', 'Times New Roman', serif; /* always renders italic */
  --font-sans:         'Inter', system-ui, sans-serif;
  --font-display:      'Mulish', sans-serif;

  /* Scale */
  --text-hero:         clamp(32px, 3vw, 46px);   /* landing headline        */
  --text-section:      clamp(28px, 2.8vw, 42px); /* section headings        */
  --text-xl:           20px;
  --text-lg:           17px;
  --text-md:           15px;
  --text-sm:           14px;
  --text-xs:           12px;
  --text-2xs:          11px;
  --text-label:        10px;

  /* Weights */
  --weight-regular:    400;
  --weight-medium:     500;
  --weight-semibold:   600;
  --weight-bold:       700;
  --weight-extrabold:  800;

  /* Leading (line-height) */
  --leading-tight:     1.05;
  --leading-snug:      1.18;
  --leading-normal:    1.4;
  --leading-relaxed:   1.46;
  --leading-loose:     1.55;
  --leading-body:      1.65;

  /* Tracking (letter-spacing) */
  --tracking-tightest: -0.03em;
  --tracking-tight:    -0.02em;
  --tracking-snug:     -0.017em;
  --tracking-normal:   -0.01em;
  --tracking-wide:     0.01em;
  --tracking-wider:    0.02em;
  --tracking-widest:   0.14em;  /* uppercase labels */
}


/* ── 3. SPACING ───────────────────────────────────────────── */
:root {
  --space-1:    4px;
  --space-2:    8px;
  --space-3:    10px;
  --space-4:    12px;
  --space-5:    14px;
  --space-6:    16px;
  --space-7:    20px;
  --space-8:    24px;
  --space-9:    28px;
  --space-10:   32px;
  --space-11:   40px;
  --space-12:   48px;
  --space-13:   52px;
  --space-14:   56px;
  --space-15:   64px;
  --space-16:   72px;
  --space-17:   80px;
  --space-18:   96px;

  /* Section padding shortcuts */
  --section-padding-x-xl:   400px;
  --section-padding-x-lg:    48px;
  --section-padding-x-md:    24px;
  --section-padding-y:        96px;
}


/* ── 4. BORDER RADIUS ─────────────────────────────────────── */
:root {
  --radius-sm:     6px;
  --radius-md:     10px;
  --radius-lg:     12px;
  --radius-xl:     16px;
  --radius-2xl:    20px;
  --radius-3xl:    24px;
  --radius-4xl:    28px;
  --radius-pill:   200px;
  --radius-full:   50%;
}


/* ── 5. SHADOW ────────────────────────────────────────────── */
:root {
  /* Light-surface elevations */
  --shadow-xs:   0 1px 4px rgba(0, 0, 0, 0.06);
  --shadow-sm:   0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md:   0 4px 32px rgba(0, 0, 0, 0.10);
  --shadow-lg:   0 6px 20px rgba(0, 85, 255, 0.08);  /* brand-tinted */
  --shadow-xl:   0 10px 20px rgba(0, 0, 0, 0.05);

  /* Dark-surface elevations */
  --shadow-dark-md: 0 28px 56px rgba(0, 0, 0, 0.50);
  --shadow-dark-sm: 0 4px 16px rgba(0, 0, 0, 0.25);

  /* Focus ring */
  --shadow-focus: 0 0 0 2px var(--color-primary);
}


/* ── 6. MOTION ────────────────────────────────────────────── */
:root {
  /* Durations */
  --duration-fast:    0.18s;
  --duration-normal:  0.22s;
  --duration-medium:  0.32s;
  --duration-slow:    0.40s;
  --duration-slower:  0.45s;

  /* Easings */
  --ease-standard:    ease;
  --ease-out:         ease-out;
  --ease-spring:      cubic-bezier(0.16, 1, 0.3, 1);   /* snappy spring  */
  --ease-bounce:      cubic-bezier(0.34, 1.56, 0.64, 1); /* overshoot     */

  /* Shorthand transitions */
  --transition-base:    var(--duration-normal) var(--ease-standard);
  --transition-medium:  var(--duration-medium) var(--ease-spring);
  --transition-spring:  var(--duration-slow)   var(--ease-spring);
}


/* ── 7. BREAKPOINTS (as custom media — use in @media directly) ── */
/*
  Small   (mobile)  : max-width 600px
  Medium  (tablet)  : max-width 768px
  Large             : max-width 900px
  XLarge            : max-width 1100px
*/


/* ── 8. UTILITY PATTERNS ──────────────────────────────────── */

/* Label — small uppercase eyebrow above a section heading */
.ds-label {
  font-family: var(--font-sans);
  font-size: var(--text-label);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-primary);
  margin: 0 0 var(--space-3);
}

/* Section heading — EB Garamond, large */
.ds-section-heading {
  font-family: var(--font-serif);
  font-size: var(--text-section);
  font-weight: var(--weight-regular);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink-700);
  margin: 0 0 var(--space-13);
}

/* Hero headline */
.ds-hero-headline {
  font-family: var(--font-serif);
  font-size: var(--text-hero);
  font-weight: var(--weight-regular);
  line-height: var(--leading-relaxed);
  letter-spacing: var(--tracking-snug);
  color: var(--color-black);
  margin: 0;
}

/* Body text — OrigGaramond italic */
.ds-body {
  font-family: var(--font-serif-orig);
  font-size: var(--text-lg);
  font-weight: var(--weight-regular);
  line-height: var(--leading-body);
  color: var(--color-ink-700);
}

/* Supporting / secondary text — Inter */
.ds-caption {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-regular);
  color: var(--color-text-subtle);
  letter-spacing: var(--tracking-wider);
}

/* Primary CTA button */
.ds-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-normal);
  line-height: var(--leading-normal);
  border-radius: var(--radius-3xl);
  padding: 10px 22px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: opacity var(--transition-base), transform var(--duration-fast) var(--ease-standard);
}

.ds-btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

/* Ghost/outline nav pill */
.ds-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-ink-100);
  border-radius: var(--radius-pill);
  padding: 5px 16px;
  font-family: var(--font-serif);
  font-size: var(--text-md);
  font-style: italic;
  font-weight: var(--weight-semibold);
  color: var(--color-ink-600);
  text-decoration: none;
  transition: border-color var(--transition-base), color var(--transition-base);
}

.ds-btn-ghost:hover {
  border-color: var(--color-ink-200);
  color: var(--color-ink-900);
}

/* Branded filled nav pill */
.ds-btn-brand-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-pill);
  padding: 5px 16px;
  font-family: var(--font-serif);
  font-size: var(--text-md);
  font-style: italic;
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  text-decoration: none;
  transition: background var(--transition-base);
}

.ds-btn-brand-pill:hover {
  background: var(--color-primary-hover);
}

/* Card — light surface */
.ds-card {
  background: var(--color-white);
  border-radius: var(--radius-3xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-spring), box-shadow var(--transition-spring);
}

.ds-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-dark-md);
}

/* Card — glass (dark backgrounds) */
.ds-card-glass {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-4xl);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  transition:
    background var(--duration-slow) var(--ease-standard),
    border-color var(--duration-slow) var(--ease-standard),
    transform var(--duration-slow) var(--ease-bounce),
    box-shadow var(--duration-slow) var(--ease-standard);
}

.ds-card-glass:hover {
  background: rgba(255, 255, 255, 0.075);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-6px);
  box-shadow: var(--shadow-dark-md), 0 0 0 1px rgba(255, 255, 255, 0.10);
}

/* Full-bleed section wrapper */
.ds-full-bleed {
  position: relative;
  width: 100vw;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  box-sizing: border-box;
}

/* Standard section inner container */
.ds-section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--section-padding-y) var(--section-padding-x-xl);
  box-sizing: border-box;
}

@media (max-width: 1100px) {
  .ds-section-inner {
    padding: var(--space-16) var(--section-padding-x-lg);
  }
}

@media (max-width: 768px) {
  .ds-section-inner {
    padding: var(--space-14) var(--section-padding-x-md);
  }
}