/* ==========================================================================
   SikhoDigitally Theme Main Stylesheet
   ========================================================================== */

/* 1. Self-hosted Font Faces */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/inter-latin-400-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/inter-latin-500-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/inter-latin-600-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/space-grotesk-latin-500-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/space-grotesk-latin-600-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/space-grotesk-latin-700-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* 2. Design Tokens */
:root {
  --sd-accent: #4F46E5;
  --sd-ink: #0F172A;
  --sd-text: #334155;
  --sd-muted: #475569;
  --sd-border: #E2E8F0;
  --sd-border-strong: #94A3B8;
  --sd-pill-border: #CBD5E1;
  --sd-ground: #F8FAFC;
  --sd-white: #FFFFFF;
  --sd-link: #4338CA;
  --sd-link-hover: #312E81;
  --sd-eyebrow: #3730A3;
  --sd-indigo-50: #EEF2FF;
  --sd-indigo-100: #E0E7FF;
  --sd-yellow-hl: #FDE047;
  --sd-yellow-50: #FEF9C3;
  --sd-yellow-ink: #713F12;
  --sd-yellow-chip: #FACC15;
  --sd-green-50: #DCFCE7;
  --sd-green-ink: #14532D;
  --sd-slate-200: #E2E8F0;
  --sd-dark-card: #1E293B;
  --sd-dark-border: #334155;
  --sd-dark-text: #CBD5E1;
  --sd-dark-step: #A5B4FC;
  --sd-radius-card: 20px;
  --sd-radius-btn: 12px;
  --sd-radius-pill: 999px;
  --sd-container: 1200px;
  --sd-font-head: 'Space Grotesk', Inter, system-ui, sans-serif;
  --sd-font-body: Inter, system-ui, sans-serif;
}

/* 3. Base & Reset */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--sd-font-body);
  background-color: var(--sd-ground);
  color: var(--sd-ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--sd-link);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--sd-link-hover);
}

img, svg {
  vertical-align: middle;
}

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

:focus-visible {
  outline: 3px solid var(--sd-accent);
  outline-offset: 2px;
}

.sd-skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--sd-accent);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  z-index: 9999;
  transition: top 0.2s ease;
}

.sd-skip-link:focus {
  top: 16px;
  color: #fff;
}

.sd-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sd-site {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  width: 100%;
}

.sd-container {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  width: 100%;
}

@media (max-width: 640px) {
  .sd-container {
    padding-left: 20px;
    padding-right: 20px;
  }
}

/* 4. Header */
.sd-header {
  background: var(--sd-white);
  border-bottom: 1px solid var(--sd-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.sd-header__inner {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.sd-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--sd-ink);
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 22px;
}

.sd-logo:hover {
  color: var(--sd-ink);
}

.sd-logo__mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--sd-accent);
  color: var(--sd-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.sd-logo__img {
  max-height: 36px;
  width: auto;
  border-radius: 6px;
}

.sd-logo__accent {
  color: var(--sd-accent);
}

.sd-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 28px;
}

.sd-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.sd-nav__link {
  color: var(--sd-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
}

.sd-nav__link:hover {
  color: var(--sd-ink);
}

.sd-btn--header-pdf {
  background: var(--sd-accent);
  color: var(--sd-white);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  padding: 11px 18px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.15s ease;
}

.sd-btn--header-pdf:hover {
  color: var(--sd-white);
  opacity: 0.95;
}

.sd-nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--sd-pill-border);
  border-radius: 12px;
  background: var(--sd-white);
  color: var(--sd-ink);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}

.sd-mobile-nav {
  display: none;
  width: 100%;
  background: var(--sd-white);
  border-top: 1px solid var(--sd-border);
  padding: 16px 20px 20px;
  flex-direction: column;
  gap: 12px;
}

.sd-mobile-nav.is-open {
  display: flex;
}

.sd-mobile-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sd-mobile-nav__link {
  color: var(--sd-text);
  font-size: 16px;
  font-weight: 500;
  padding: 10px 0;
  min-height: 44px;
  display: flex;
  align-items: center;
}

@media (max-width: 640px) {
  .sd-header__inner {
    padding: 10px 20px;
  }
  .sd-logo {
    gap: 8px;
    font-size: 20px;
  }
  .sd-logo__mark {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    font-size: 18px;
  }
  .sd-nav {
    display: none;
  }
  .sd-nav-toggle {
    display: flex;
  }
}

/* 5. Hero Section */
.sd-hero {
  background: var(--sd-ground);
}

.sd-hero__inner {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 72px 24px 80px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 56px;
}

.sd-hero__content {
  flex: 1 1 520px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sd-hero__chip {
  align-self: flex-start;
  background: var(--sd-indigo-50);
  color: var(--sd-eyebrow);
  font-weight: 600;
  font-size: 14px;
  padding: 8px 14px;
  border-radius: var(--sd-radius-pill);
}

.sd-hero__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: clamp(36px, 5.2vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--sd-ink);
}

.sd-hero__highlight {
  background: var(--sd-yellow-hl);
  padding: 0 10px;
  border-radius: 10px;
  display: inline-block;
}

.sd-hero__desc {
  margin: 0;
  font-size: 19px;
  line-height: 1.6;
  color: var(--sd-text);
  max-width: 560px;
}

.sd-search-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 560px;
  width: 100%;
}

.sd-search-input {
  flex: 1 1 260px;
  min-width: 0;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid var(--sd-border-strong);
  border-radius: var(--sd-radius-btn);
  font-size: 16px;
  font-family: var(--sd-font-body);
  background: var(--sd-white);
  color: var(--sd-ink);
}

.sd-search-input::placeholder {
  color: #64748B;
}

.sd-search-btn {
  min-height: 52px;
  padding: 0 24px;
  border: 0;
  border-radius: var(--sd-radius-btn);
  background: var(--sd-accent);
  color: var(--sd-white);
  font-size: 16px;
  font-weight: 600;
  font-family: var(--sd-font-body);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.sd-search-btn:hover {
  opacity: 0.95;
}

.sd-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.sd-btn--primary-dark {
  background: var(--sd-ink);
  color: var(--sd-white);
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  padding: 14px 22px;
  border-radius: var(--sd-radius-btn);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  transition: opacity 0.15s ease;
}

.sd-btn--primary-dark:hover {
  color: var(--sd-white);
  opacity: 0.92;
}

.sd-btn--secondary-outline {
  background: var(--sd-white);
  color: var(--sd-ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  padding: 13px 22px;
  border-radius: var(--sd-radius-btn);
  border: 1px solid var(--sd-pill-border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  transition: background-color 0.15s ease;
}

.sd-btn--secondary-outline:hover {
  color: var(--sd-ink);
  background-color: #F1F5F9;
}

.sd-hero__note {
  margin: 0;
  font-size: 15px;
  color: var(--sd-muted);
}

.sd-hero__visual {
  flex: 1 1 400px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 14px;
}

.sd-hero-prompt-card {
  background: var(--sd-white);
  border: 1px solid var(--sd-border);
  border-radius: var(--sd-radius-card);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sd-hero-prompt-chip {
  align-self: flex-start;
  background: var(--sd-yellow-50);
  color: var(--sd-yellow-ink);
  font-weight: 600;
  font-size: 13px;
  padding: 4px 10px;
  border-radius: var(--sd-radius-pill);
}

.sd-hero-prompt-text {
  margin: 0;
  font-size: 17px;
  line-height: 1.55;
  color: var(--sd-ink);
}

.sd-hero-arrow-down {
  align-self: center;
  width: 40px;
  height: 40px;
  border-radius: var(--sd-radius-pill);
  background: var(--sd-indigo-50);
  color: var(--sd-eyebrow);
  display: flex;
  align-items: center;
  justify-content: center;
}

.sd-hero-app-card {
  background: var(--sd-ink);
  border-radius: var(--sd-radius-card);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  color: var(--sd-white);
}

.sd-hero-app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sd-hero-app-title {
  font-family: var(--sd-font-head);
  font-weight: 600;
  font-size: 20px;
}

.sd-hero-app-chip {
  background: var(--sd-yellow-chip);
  color: var(--sd-ink);
  font-weight: 600;
  font-size: 13px;
  padding: 4px 10px;
  border-radius: var(--sd-radius-pill);
}

.sd-hero-app-row {
  display: flex;
  justify-content: space-between;
  font-size: 16px;
  color: #E2E8F0;
  border-top: 1px solid var(--sd-dark-border);
  padding-top: 14px;
}

.sd-hero-app-total {
  display: flex;
  justify-content: space-between;
  font-size: 18px;
  font-weight: 600;
  color: var(--sd-white);
  border-top: 1px solid var(--sd-dark-border);
  padding-top: 14px;
}

@media (max-width: 640px) {
  .sd-hero__inner {
    padding: 32px 20px 36px;
    gap: 18px;
  }
  .sd-hero__content {
    gap: 18px;
  }
  .sd-hero__chip {
    font-size: 13px;
    padding: 7px 12px;
  }
  .sd-hero__title {
    font-size: 36px;
    line-height: 1.1;
  }
  .sd-hero__highlight {
    padding: 0 8px;
    border-radius: 8px;
  }
  .sd-hero__desc {
    font-size: 17px;
    line-height: 1.6;
  }
  .sd-search-form {
    flex-direction: column;
    gap: 10px;
  }
  .sd-search-input {
    width: 100%;
    min-height: 52px;
  }
  .sd-search-btn {
    width: 100%;
    min-height: 52px;
  }
  .sd-hero__ctas {
    flex-direction: column;
    gap: 10px;
  }
  .sd-btn--primary-dark {
    width: 100%;
    min-height: 52px;
  }
  .sd-btn--secondary-outline {
    width: 100%;
    min-height: 50px;
  }
  .sd-hero__visual {
    display: none;
  }
}

/* 6. Free PDFs Section */
.sd-section-pdfs {
  background: var(--sd-white);
  border-top: 1px solid var(--sd-border);
}

.sd-section-pdfs__inner {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 72px 24px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.sd-section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.sd-section-header__text {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sd-eyebrow {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sd-eyebrow);
}

.sd-section-title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 40px;
  letter-spacing: -0.02em;
  color: var(--sd-ink);
}

.sd-section-desc {
  margin: 0;
  font-size: 18px;
  color: var(--sd-text);
}

.sd-header-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  text-decoration: none;
  font-size: 16px;
  color: var(--sd-link);
}

.sd-header-link:hover {
  color: var(--sd-link-hover);
}

.sd-grid-pdfs {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.sd-card-pdf {
  flex: 1 1 320px;
  min-width: 0;
  background: var(--sd-white);
  border: 1px solid var(--sd-border);
  border-radius: var(--sd-radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.sd-card-pdf__cover {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.sd-card-pdf__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sd-card-pdf__cover--indigo {
  background: var(--sd-indigo-50);
}
.sd-card-pdf__cover--yellow {
  background: var(--sd-yellow-50);
}
.sd-card-pdf__cover--slate {
  background: var(--sd-slate-200);
}

.sd-doc-illustration {
  width: 124px;
  height: 160px;
  background: var(--sd-white);
  border: 1px solid var(--sd-pill-border);
  border-radius: 10px;
  padding: 14px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

.sd-doc-illustration__bar-accent {
  height: 10px;
  background: var(--sd-accent);
  border-radius: 4px;
}

.sd-doc-illustration__bar-grey {
  height: 6px;
  background: var(--sd-pill-border);
  border-radius: 3px;
}

.sd-card-pdf__body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.sd-chip--green {
  align-self: flex-start;
  background: var(--sd-green-50);
  color: var(--sd-green-ink);
  font-weight: 600;
  font-size: 13px;
  padding: 4px 10px;
  border-radius: var(--sd-radius-pill);
}

.sd-card-pdf__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.25;
  color: var(--sd-ink);
}

.sd-card-pdf__title a {
  color: var(--sd-ink);
}

.sd-card-pdf__title a:hover {
  color: var(--sd-link);
}

.sd-card-pdf__desc {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--sd-muted);
  flex: 1;
}

.sd-btn--download {
  margin-top: 6px;
  background: var(--sd-accent);
  color: var(--sd-white);
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  min-height: 48px;
  border-radius: var(--sd-radius-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.sd-btn--download:hover {
  color: var(--sd-white);
  opacity: 0.95;
}

@media (max-width: 640px) {
  .sd-section-pdfs {
    padding: 40px 0;
  }
  .sd-section-pdfs__inner {
    padding: 0;
    gap: 24px;
  }
  .sd-section-pdfs .sd-section-header {
    padding: 0 20px;
  }
  .sd-section-pdfs .sd-eyebrow {
    font-size: 13px;
  }
  .sd-section-pdfs .sd-section-title {
    font-size: 28px;
    line-height: 1.15;
  }
  .sd-section-pdfs .sd-header-link {
    display: none;
  }
  .sd-grid-pdfs {
    display: flex;
    flex-wrap: nowrap;
    gap: 14px;
    overflow-x: auto;
    padding: 0 20px 4px;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
  }
  .sd-card-pdf {
    flex: 0 0 280px;
    scroll-snap-align: start;
  }
  .sd-card-pdf__cover {
    height: 150px;
  }
  .sd-doc-illustration {
    width: 92px;
    height: 118px;
    border-radius: 8px;
    padding: 10px;
    gap: 6px;
  }
  .sd-doc-illustration__bar-accent {
    height: 8px;
  }
  .sd-doc-illustration__bar-grey {
    height: 5px;
  }
  .sd-card-pdf__body {
    padding: 16px;
    gap: 8px;
  }
  .sd-card-pdf .sd-chip--green {
    font-size: 12px;
    padding: 3px 9px;
  }
  .sd-card-pdf__title {
    font-size: 19px;
  }
  .sd-card-pdf__desc {
    display: none;
  }
  .sd-btn--download {
    margin-top: 4px;
    font-size: 15px;
    min-height: 46px;
  }
}

/* 7. Articles Section */
.sd-section-articles {
  background: var(--sd-ground);
  border-top: 1px solid var(--sd-border);
}

.sd-section-articles__inner {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 72px 24px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.sd-categories-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.sd-pill {
  text-decoration: none;
  border-radius: var(--sd-radius-pill);
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.sd-pill--active {
  background: var(--sd-ink);
  color: var(--sd-white);
  font-weight: 600;
  padding: 10px 18px;
}

.sd-pill--active:hover {
  color: var(--sd-white);
}

.sd-pill--inactive {
  background: var(--sd-white);
  color: var(--sd-ink);
  font-weight: 500;
  padding: 9px 18px;
  border: 1px solid var(--sd-pill-border);
}

.sd-pill--inactive:hover {
  background: #F1F5F9;
  color: var(--sd-ink);
}

.sd-grid-articles {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.sd-card-article {
  flex: 1 1 320px;
  min-width: 0;
  background: var(--sd-white);
  border: 1px solid var(--sd-border);
  border-radius: var(--sd-radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.sd-card-article__thumb {
  height: 168px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.sd-card-article__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sd-card-article__thumb--indigo {
  background: var(--sd-indigo-100);
  color: var(--sd-eyebrow);
}
.sd-card-article__thumb--yellow {
  background: var(--sd-yellow-50);
  color: var(--sd-yellow-ink);
}
.sd-card-article__thumb--slate {
  background: var(--sd-slate-200);
  color: var(--sd-ink);
}

.sd-card-article__body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.sd-card-article__label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sd-eyebrow);
}

.sd-card-article__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.25;
  color: var(--sd-ink);
}

.sd-card-article__title a {
  color: var(--sd-ink);
}

.sd-card-article__title a:hover {
  color: var(--sd-link);
}

.sd-card-article__desc {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--sd-muted);
  flex: 1;
}

.sd-card-article__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  text-decoration: none;
  font-size: 16px;
  color: var(--sd-link);
}

.sd-card-article__link:hover {
  color: var(--sd-link-hover);
}

.sd-articles-more-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  text-decoration: none;
  font-size: 16px;
  color: var(--sd-link);
}

.sd-articles-more-link:hover {
  color: var(--sd-link-hover);
}

/* Compact Article Card (Mobile & Search) */
.sd-card-compact {
  background: var(--sd-white);
  border: 1px solid var(--sd-border);
  border-radius: 18px;
  padding: 14px;
  display: flex;
  gap: 14px;
  align-items: center;
  text-decoration: none;
  color: var(--sd-ink);
  transition: border-color 0.15s ease;
}

.sd-card-compact:hover {
  border-color: var(--sd-border-strong);
  color: var(--sd-ink);
}

.sd-card-compact__thumb {
  flex: 0 0 84px;
  height: 84px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.sd-card-compact__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sd-card-compact__thumb--indigo {
  background: var(--sd-indigo-100);
  color: var(--sd-eyebrow);
}
.sd-card-compact__thumb--yellow {
  background: var(--sd-yellow-50);
  color: var(--sd-yellow-ink);
}
.sd-card-compact__thumb--slate {
  background: var(--sd-slate-200);
  color: var(--sd-ink);
}

.sd-card-compact__body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.sd-card-compact__label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sd-eyebrow);
}

.sd-card-compact__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.25;
  color: var(--sd-ink);
}

@media (max-width: 640px) {
  .sd-section-articles__inner {
    padding: 40px 20px;
    gap: 22px;
  }
  .sd-section-articles .sd-eyebrow {
    font-size: 13px;
  }
  .sd-section-articles .sd-section-title {
    font-size: 28px;
    line-height: 1.15;
  }
  .sd-categories-nav {
    gap: 8px;
  }
  .sd-pill {
    font-size: 14px;
  }
  .sd-pill--active {
    padding: 10px 16px;
  }
  .sd-pill--inactive {
    padding: 9px 16px;
  }
  .sd-categories-nav .sd-pill:nth-child(n+5) {
    display: none;
  }
  .sd-grid-articles {
    display: none;
  }
  .sd-list-compact-articles {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .sd-articles-more-link {
    min-height: 44px;
  }
}

@media (min-width: 641px) {
  .sd-list-compact-articles {
    display: none;
  }
}

/* 8. Series Section (Dark) */
.sd-section-series {
  background: var(--sd-ink);
  color: var(--sd-white);
}

.sd-section-series__inner {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 72px 24px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.sd-section-series__intro {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 720px;
}

.sd-eyebrow--dark {
  color: var(--sd-dark-step);
}

.sd-section-title--white {
  color: var(--sd-white);
}

.sd-section-desc--dark {
  color: var(--sd-dark-text);
  line-height: 1.6;
}

.sd-grid-series {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.sd-card-series {
  flex: 1 1 200px;
  min-width: 0;
  background: var(--sd-dark-card);
  border: 1px solid var(--sd-dark-border);
  border-radius: 18px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sd-card-series__num {
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 32px;
  color: var(--sd-dark-step);
}

.sd-card-series__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 600;
  font-size: 20px;
  color: var(--sd-white);
}

.sd-card-series__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--sd-dark-text);
}

@media (max-width: 640px) {
  .sd-section-series__inner {
    padding: 44px 20px;
    gap: 24px;
  }
  .sd-section-series .sd-section-title {
    font-size: 28px;
  }
  .sd-card-series {
    flex: 1 1 100%;
  }
}

/* 9. About Section */
.sd-section-about {
  background: var(--sd-white);
}

.sd-section-about__inner {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 72px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 40px;
}

.sd-about__left {
  flex: 0 1 280px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.sd-about__avatar {
  width: 120px;
  height: 120px;
  border-radius: var(--sd-radius-pill);
  background: var(--sd-indigo-100);
  color: var(--sd-eyebrow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 44px;
  overflow: hidden;
}

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

.sd-about__profile-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sd-about__name {
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 26px;
  color: var(--sd-ink);
}

.sd-about__location {
  font-size: 16px;
  color: var(--sd-muted);
}

.sd-about__right {
  flex: 1 1 480px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sd-about__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 36px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--sd-ink);
}

.sd-about__desc {
  margin: 0;
  font-size: 18px;
  line-height: 1.65;
  color: var(--sd-text);
}

.sd-about__link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  text-decoration: none;
  font-size: 16px;
  color: var(--sd-link);
}

.sd-about__link:hover {
  color: var(--sd-link-hover);
}

@media (max-width: 640px) {
  .sd-section-about__inner {
    padding: 40px 20px;
    gap: 28px;
  }
  .sd-about__title {
    font-size: 28px;
  }
}

/* 10. CTA Band */
.sd-section-cta {
  background: var(--sd-accent);
  color: var(--sd-white);
}

.sd-section-cta__inner {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 72px 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

.sd-cta__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: clamp(32px, 4.4vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--sd-white);
  max-width: 760px;
}

.sd-cta__desc {
  margin: 0;
  font-size: 19px;
  line-height: 1.6;
  color: var(--sd-white);
  max-width: 620px;
}

.sd-cta__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.sd-btn--cta-yt {
  background: var(--sd-white);
  color: var(--sd-ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  padding: 14px 24px;
  border-radius: var(--sd-radius-btn);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.15s ease;
}

.sd-btn--cta-yt:hover {
  color: var(--sd-ink);
  opacity: 0.95;
}

.sd-btn--cta-ig {
  background: transparent;
  color: var(--sd-white);
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  padding: 12px 24px;
  border-radius: var(--sd-radius-btn);
  border: 2px solid var(--sd-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s ease;
}

.sd-btn--cta-ig:hover {
  color: var(--sd-white);
  background-color: rgba(255, 255, 255, 0.12);
}

@media (max-width: 640px) {
  .sd-section-cta__inner {
    padding: 44px 20px;
    gap: 16px;
  }
  .sd-cta__title {
    font-size: 30px;
    line-height: 1.1;
  }
  .sd-cta__desc {
    font-size: 16px;
  }
  .sd-cta__buttons {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }
  .sd-btn--cta-yt {
    width: 100%;
    min-height: 52px;
  }
  .sd-btn--cta-ig {
    width: 100%;
    min-height: 48px;
  }
}

/* 11. Footer */
.sd-footer {
  background: var(--sd-white);
  border-top: 1px solid var(--sd-border);
  margin-top: auto;
}

.sd-footer__inner {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 56px 24px 40px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.sd-footer__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
}

.sd-footer__brand {
  flex: 1 1 280px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 360px;
}

.sd-footer__logo {
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 22px;
  color: var(--sd-ink);
}

.sd-footer__logo-accent {
  color: var(--sd-accent);
}

.sd-footer__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--sd-muted);
}

.sd-footer__links-row {
  display: flex;
  flex-wrap: wrap;
  gap: 48px;
}

.sd-footer__col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sd-footer__heading {
  font-weight: 600;
  font-size: 15px;
  color: var(--sd-ink);
}

.sd-footer__menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sd-footer__link {
  text-decoration: none;
  font-size: 15px;
  color: var(--sd-link);
}

.sd-footer__link:hover {
  color: var(--sd-link-hover);
}

.sd-footer__bottom {
  border-top: 1px solid var(--sd-border);
  padding-top: 20px;
  font-size: 14px;
  color: var(--sd-muted);
}

@media (max-width: 640px) {
  .sd-footer__inner {
    padding: 36px 20px 28px;
    gap: 22px;
  }
  .sd-footer__logo {
    font-size: 20px;
  }
  .sd-footer__links-row {
    gap: 40px;
  }
  .sd-footer__col {
    gap: 4px;
  }
  .sd-footer__menu {
    gap: 4px;
  }
  .sd-footer__link {
    min-height: 36px;
    display: flex;
    align-items: center;
  }
  .sd-footer__bottom {
    padding-top: 16px;
    font-size: 13px;
  }
}

/* 12. Standard Inner Templates (Archive, Single, Page, Search, 404) */
.sd-page-header {
  background: var(--sd-ground);
  border-bottom: 1px solid var(--sd-border);
  padding: 56px 0 36px;
}

.sd-page-header__inner {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sd-page-header__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 40px;
  letter-spacing: -0.02em;
  color: var(--sd-ink);
}

.sd-page-header__desc {
  margin: 0;
  font-size: 18px;
  line-height: 1.6;
  color: var(--sd-text);
  max-width: 720px;
}

.sd-main-section {
  padding: 56px 0 72px;
}

.sd-article-single {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

.sd-article-single__header {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.sd-article-single__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: clamp(32px, 4.4vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--sd-ink);
}

.sd-article-single__meta {
  font-size: 15px;
  color: var(--sd-muted);
}

.sd-article-single__featured-img {
  width: 100%;
  height: auto;
  border-radius: var(--sd-radius-card);
  margin: 24px 0 32px;
}

/* Rich text typography */
.sd-prose {
  font-size: 18px;
  line-height: 1.7;
  color: var(--sd-text);
}

.sd-prose p {
  margin: 0 0 24px;
}

.sd-prose h2 {
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 28px;
  line-height: 1.25;
  color: var(--sd-ink);
  margin: 40px 0 16px;
}

.sd-prose h3 {
  font-family: var(--sd-font-head);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.3;
  color: var(--sd-ink);
  margin: 32px 0 12px;
}

.sd-prose a {
  color: var(--sd-link);
  text-decoration: underline;
}

.sd-prose a:hover {
  color: var(--sd-link-hover);
}

.sd-prose ul, .sd-prose ol {
  margin: 0 0 24px;
  padding-left: 24px;
}

.sd-prose li {
  margin-bottom: 8px;
}

.sd-prose blockquote {
  background: var(--sd-indigo-50);
  padding: 20px 24px;
  border-radius: 16px;
  margin: 28px 0;
  border: 0;
  color: var(--sd-ink);
  font-size: 18px;
  line-height: 1.6;
}

.sd-prose blockquote p:last-child {
  margin-bottom: 0;
}

.sd-prose code {
  background: var(--sd-slate-200);
  padding: 2px 6px;
  border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  color: var(--sd-ink);
}

.sd-prose pre {
  background: var(--sd-ink);
  color: #E2E8F0;
  border-radius: 12px;
  padding: 20px;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 15px;
  line-height: 1.6;
  margin: 28px 0;
}

.sd-prose pre code {
  background: transparent;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

.sd-prose img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 24px 0;
}

.sd-prose figure {
  margin: 24px 0;
}

.sd-prose figcaption {
  font-size: 14px;
  color: var(--sd-muted);
  text-align: center;
  margin-top: 8px;
}

.sd-table-wrap {
  overflow-x: auto;
  margin: 28px 0;
}

.sd-prose table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--sd-border);
}

.sd-prose th, .sd-prose td {
  padding: 12px 16px;
  border: 1px solid var(--sd-border);
  text-align: left;
}

.sd-prose th {
  background: var(--sd-ground);
  font-weight: 600;
  color: var(--sd-ink);
}

/* Attached PDF Block on Single Article */
.sd-attached-pdf-box {
  background: var(--sd-ground);
  border: 1px solid var(--sd-border);
  border-radius: 16px;
  padding: 18px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 40px 0;
}

.sd-attached-pdf-box__info {
  display: flex;
  align-items: center;
  gap: 14px;
}

.sd-attached-pdf-box__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--sd-indigo-100);
  color: var(--sd-eyebrow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sd-attached-pdf-box__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 600;
  font-size: 18px;
  color: var(--sd-ink);
}

/* Single PDF Page Layout */
.sd-single-pdf {
  max-width: var(--sd-container);
  margin: 0 auto;
  padding: 64px 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 48px;
  align-items: flex-start;
}

.sd-single-pdf__cover {
  flex: 1 1 360px;
  min-width: 0;
  border-radius: var(--sd-radius-card);
  overflow: hidden;
  border: 1px solid var(--sd-border);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sd-single-pdf__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sd-single-pdf__details {
  flex: 1 1 480px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sd-single-pdf__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.15;
  color: var(--sd-ink);
}

/* Pagination */
.sd-pagination {
  margin-top: 48px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}

.sd-pagination .page-numbers {
  min-width: 44px;
  min-height: 44px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1px solid var(--sd-pill-border);
  text-decoration: none;
  color: var(--sd-ink);
  font-weight: 600;
  font-size: 15px;
  background: var(--sd-white);
  transition: all 0.15s ease;
}

.sd-pagination .page-numbers:hover {
  background: #F1F5F9;
  border-color: var(--sd-border-strong);
}

.sd-pagination .page-numbers.current {
  background: var(--sd-ink);
  color: var(--sd-white);
  border-color: var(--sd-ink);
}

/* 404 Page */
.sd-404 {
  max-width: 600px;
  margin: 0 auto;
  padding: 80px 24px 100px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.sd-404__num {
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 96px;
  line-height: 1;
  color: var(--sd-accent);
}

.sd-404__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 32px;
  color: var(--sd-ink);
}

.sd-404__desc {
  margin: 0;
  font-size: 18px;
  color: var(--sd-muted);
}


/* ==========================================================================
   WhatsApp Community Conversion Styles
   ========================================================================== */
.sd-btn--whatsapp {
  background: #25D366;
  color: #FFFFFF !important;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 20px;
  border-radius: var(--sd-radius-btn);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
  transition: all 0.2s ease;
  border: 0;
  cursor: pointer;
}

.sd-btn--whatsapp:hover {
  background: #1EBE5D;
  color: #FFFFFF !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.4);
}

.sd-whatsapp-hero-card {
  background: #F0FDF4;
  border: 1.5px solid #86EFAC;
  border-radius: 16px;
  padding: 14px 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 560px;
}

.sd-whatsapp-hero-card__text {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #14532D;
  font-size: 15px;
  font-weight: 600;
}

.sd-whatsapp-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #22C55E;
  display: inline-block;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  animation: sd-pulse 2s infinite;
  flex-shrink: 0;
}

@keyframes sd-pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.sd-whatsapp-box {
  background: #F0FDF4;
  border: 2px solid #86EFAC;
  border-radius: 20px;
  padding: 24px;
  margin: 36px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.sd-whatsapp-box__content {
  flex: 1 1 340px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sd-whatsapp-box__badge {
  align-self: flex-start;
  background: #DCFCE7;
  color: #15803D;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 999px;
}

.sd-whatsapp-box__title {
  margin: 0;
  font-family: var(--sd-font-head);
  font-weight: 700;
  font-size: 20px;
  color: #0F172A;
}

.sd-whatsapp-box__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  color: #334155;
}

/* Floating WhatsApp Button */
.sd-whatsapp-floating {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  background: #25D366;
  color: #FFFFFF !important;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 20px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  transition: all 0.25s ease;
}

.sd-whatsapp-floating:hover {
  background: #1EBE5D;
  color: #FFFFFF !important;
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.55);
}

@media (max-width: 640px) {
  .sd-whatsapp-hero-card {
    flex-direction: column;
    align-items: stretch;
  }
  .sd-whatsapp-hero-card .sd-btn--whatsapp {
    width: 100%;
  }
  .sd-whatsapp-floating {
    bottom: 20px;
    right: 20px;
    padding: 12px;
    border-radius: 50%;
    width: 52px;
    height: 52px;
    justify-content: center;
  }
  .sd-whatsapp-floating span {
    display: none;
  }
}