/* ========================================================================
   RESET & BASE STYLES (normalize + box-sizing + font stack)
   ======================================================================= */
html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
}
body {
  background: #fafbfc;
  color: #222;
  font-family: 'Open Sans', Arial, Helvetica, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  border: 0;
  display: block;
}
ul, ol {
  margin: 1em 0 1.5em 1.5em;
  padding: 0;
}
a {
  text-decoration: none;
  color: #205081;
  transition: color 0.2s;
}
a:hover, a:focus {
  color: #000;
  text-decoration: underline;
  outline: none;
}
strong, b {
  font-weight: 600;
}

/* ============================== BRAND MONOCHROME PALETTE ============================== */
:root {
  --mono-black: #101317;
  --mono-dk: #22252B;
  --mono-med: #5C5F64;
  --mono-gray: #B2B4B7;
  --mono-light: #F7F7F9;
  --mono-white: #FFFFFF;
  --accent-secondary: #F4A920;
  --brand-blue: #205081;
  --border-radius: 12px;
  --shadow-main: 0 2px 16px rgba(18,22,24,0.04), 0 1.5px 6px rgba(40,40,42,0.13);
  --shadow-elevated: 0 6px 24px rgba(20,20,20,0.14), 0 1.5px 8px rgba(50,50,53,0.17);
  --transition-main: all 0.22s cubic-bezier(.4,.16,.48,1);
  --ff-display: 'Montserrat', 'Open Sans', Arial, Helvetica, sans-serif;
  --ff-body: 'Open Sans', Arial, Helvetica, sans-serif;
}

/* ============================== TYPOGRAPHY SCALE & STYLE ============================== */
h1, .h1 { 
  font-family: var(--ff-display);
  font-size: 2.75rem; /* 44px */
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--mono-black);
  line-height: 1.14;
  margin-bottom: 20px;
  text-shadow: 0 3px 16px rgba(20,20,20,0.06);
}
h2, .h2 {
  font-family: var(--ff-display);
  font-size: 2rem; /* 32px */
  font-weight: 700;
  letter-spacing: -0.4px;
  color: var(--mono-dk);
  line-height: 1.18;
  margin-bottom: 18px;
}
h3, .h3 {
  font-family: var(--ff-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--mono-dk);
  margin-bottom: 12px;
  letter-spacing: -0.1px;
}
h4, .h4, h5, .h5 {
  font-family: var(--ff-display);
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--mono-med);
  margin-bottom: 0.5em;
}
p, li {
  font-family: var(--ff-body);
  font-size: 1.01rem;
  color: var(--mono-dk);
  margin-bottom: 1.2em;
}
ul li, ol li {
  margin-bottom: 0.75em;
}
.section ul,
.section ol { margin-bottom: 1.8em; }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
}

/* ============================== HEADER & NAVIGATION ============================== */
header {
  width: 100%;
  background: var(--mono-white);
  border-bottom: 1px solid var(--mono-light);
  box-shadow: 0 2px 10px rgba(32,32,35,0.05);
  position: sticky;
  top: 0;
  z-index: 100;
}
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0 12px 0;
}
.desktop-nav a, .desktop-nav > a {
  font-family: var(--ff-display);
  font-weight: 600;
  color: var(--mono-black);
  font-size: 1rem;
  letter-spacing: 0.01em;
  padding: 6px 10px;
  border-radius: 6px;
  transition: background var(--transition-main);
}
.desktop-nav > a.cta-primary {
  background: var(--mono-black);
  color: var(--mono-white);
  margin-left: 22px;
  padding: 10px 22px;
  border-radius: 22px;
  font-weight: 700;
  box-shadow: 0 2px 10px rgba(20,20,22,0.09);
  transition: filter 0.2s, background 0.18s;
}
.desktop-nav > a.cta-primary:hover,
.desktop-nav > a.cta-primary:focus {
  background: var(--accent-secondary);
  color: var(--mono-black);
  filter: brightness(1.08) contrast(1.1);
}
.desktop-nav a:hover:not(.cta-primary), .desktop-nav a:focus:not(.cta-primary) {
  background: var(--mono-light);
}
.desktop-nav img {
  height: 38px;
  margin-right: 22px;
}

.mobile-menu-toggle {
  display: none;
}

@media (max-width: 1024px) {
  .container { padding: 0 16px; }
  .desktop-nav, .desktop-nav nav { gap: 8px; }
  header { padding-left: 0; padding-right: 0; }
}

@media (max-width: 900px) {
  .desktop-nav a:not(.cta-primary):not(:first-child) {
    font-size: 0.98rem;
    padding: 6px 7px;
  }
  .desktop-nav > a.cta-primary {
    margin-left: 13px;
    padding: 8px 14px;
  }
}

@media (max-width: 820px) {
  .desktop-nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: inline-block;
    position: absolute;
    right: 18px;
    top: 19px;
    background: none;
    border: none;
    font-size: 2.2rem;
    color: var(--mono-black);
    cursor: pointer;
    z-index: 220;
  }
}

/* ============================== MOBILE NAV MENU OVERLAY ============================== */
.mobile-menu {
  display: flex;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(20,22,25,0.93);
  backdrop-filter: blur(4px);
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  transform: translateX(100vw);
  transition: transform 0.34s cubic-bezier(.68,.01,.32,1.09);
  z-index: 250;
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}
.mobile-menu.active {
  transform: translateX(0);
  opacity: 1;
  visibility: visible;
}
.mobile-menu-close {
  margin-top: 16px;
  margin-left: 22px;
  background: none;
  border: none;
  color: var(--mono-white);
  font-size: 2.4rem;
  cursor: pointer;
  transition: color 0.12s;
  z-index: 260;
}
.mobile-menu-close:hover,
.mobile-menu-close:focus {
  color: var(--accent-secondary);
}
.mobile-nav {
  margin: 40px 0 0 38px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  width: 80vw;
}
.mobile-nav a {
  font-family: var(--ff-display);
  color: var(--mono-white);
  font-size: 1.18rem;
  font-weight: 600;
  padding: 12px 6px;
  border-radius: 10px;
  transition: background 0.17s, color 0.12s;
  width: fit-content;
  margin-bottom: 7px;
}
.mobile-nav a:last-child { margin-bottom: 0; }
.mobile-nav a:hover, .mobile-nav a:focus {
  background: var(--accent-secondary);
  color: var(--mono-black);
}
@media (min-width: 821px) {
  .mobile-menu, .mobile-menu-toggle {
    display: none !important;
  }
}

/* ============================== MAIN LAYOUT + SECTIONS ============================== */
.section {
  background: var(--mono-white);
  margin-bottom: 60px;
  padding: 40px 20px;
  box-shadow: var(--shadow-main);
  border-radius: var(--border-radius);
  display: flex;
  flex-direction: column;
  gap: 28px;
}
@media (max-width: 768px) {
  .section {
    padding: 28px 8px;
    margin-bottom: 38px;
    gap: 18px;
  }
}

/* ============================== FLEXBOX CONTAINERS ============================== */
.card-container, .card-list, .testimonial-list,
.feature-grid, .course-list-grid, .resource-categories, .card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card-grid, .content-grid {
  gap: 20px;
  justify-content: space-between;
}
.testimonial-list {
  gap: 20px;
  flex-wrap: wrap;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
@media (max-width: 768px) {
  .content-grid,
  .card-container,
  .card-list,
  .card-grid { flex-direction: column; gap: 18px; }
  .testimonial-list, .feature-grid, .course-list-grid {
    flex-direction: column;
    gap: 18px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  background: var(--mono-light);
  padding: 22px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-main);
}

/* ============================== CARD & CONTENT BLOCKS ============================== */
.card {
  background: var(--mono-white);
  border-radius: var(--border-radius);
  margin-bottom: 20px;
  box-shadow: var(--shadow-main);
  position: relative;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover {
  box-shadow: var(--shadow-elevated);
  transform: translateY(-4px) scale(1.012);
}
.card-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 28px 22px;
  gap: 14px;
}

/* ============================== TESTIMONIALS ============================== */
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: var(--mono-light);
  color: var(--mono-black);
  border-left: 5px solid var(--brand-blue);
  border-radius: var(--border-radius) 0 0 var(--border-radius);
  gap: 10px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-main);
  transition: box-shadow 0.2s, transform 0.18s;
}
.testimonial-card strong {
  color: var(--brand-blue);
  font-size: 1.12rem;
  font-family: var(--ff-display);
}
.testimonial-card p {
  color: var(--mono-black);
  font-size: 1.09rem;
  margin-bottom: 0.6em;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-elevated);
  transform: translateY(-2px) scale(1.01);
  border-left-color: var(--accent-secondary);
}
@media (max-width: 600px) {
  .testimonial-card {
    padding: 16px;
    font-size: 1rem;
    border-left-width: 3px;
  }
}

/* ============================== BUTTONS, CTA PRIMARY ============================== */
.cta-primary, .newsletter-signup a, .cookie-btn {
  display: inline-block;
  background: var(--mono-black);
  color: var(--mono-white);
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 1.17rem;
  letter-spacing:0.01em;
  padding: 13px 34px;
  border-radius: 24px;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(20,20,22,0.08);
  transition: background 0.15s, color 0.15s, filter 0.21s, box-shadow 0.21s;
}
.cta-primary:hover, .cta-primary:focus,
.newsletter-signup a:hover, .newsletter-signup a:focus, .cookie-btn:hover, .cookie-btn:focus {
  background: var(--accent-secondary);
  color: var(--mono-black);
  filter: brightness(1.11) contrast(1.13);
  box-shadow: 0 4px 16px rgba(32,32,38,0.12);
}
.cta-primary:active { filter: brightness(0.95); }

/* ============================== FORMS, INPUTS, FIELDS ============================== */
input, textarea, select {
  font-family: var(--ff-body);
  border-radius: 6px;
  border: 1.5px solid var(--mono-gray);
  padding: 9px 12px;
  font-size: 1rem;
  background: var(--mono-white);
  color: var(--mono-black);
  margin-bottom: 18px;
  box-shadow: none;
  transition: border 0.14s;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border: 1.5px solid var(--brand-blue);
  background: #f5f8fa;
}
button {
  font-family: inherit;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  background: none;
}

/* ============================== INDEX/FEATURE BLOCKS ============================== */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.feature-grid > div {
  background: var(--mono-light);
  border-radius: var(--border-radius);
  padding: 30px 24px 22px 24px;
  flex: 1 1 260px;
  min-width: 240px;
  box-shadow: var(--shadow-main);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 13px;
  transition: box-shadow 0.18s, background 0.14s;
}
.feature-grid > div:hover {
  box-shadow: var(--shadow-elevated);
  background: #f0f2f5;
}
.feature-grid img {
  height: 36px;
  width: 36px;
  margin-bottom: 10px;
  filter: grayscale(1) contrast(0.90) brightness(0.92);
}

/* ============================== COURSE LIST (courses.html) ============================== */
.course-list-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 28px;
}
.course-list-grid > div {
  background: var(--mono-light);
  border-radius: var(--border-radius);
  flex: 1 1 280px;
  min-width: 225px;
  padding: 26px 18px 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow 0.18s, background 0.14s;
  box-shadow: var(--shadow-main);
}
.course-list-grid > div:hover {
  box-shadow: var(--shadow-elevated);
}
.levels-explained ul {
  list-style: none;
  margin-left: 0;
  padding-left: 0;
}
.levels-explained li:before {
  content: '●';
  color: var(--brand-blue);
  font-size: 0.82em;
  margin-right: 7px;
  vertical-align: middle;
}

/* ============================== NEWSLETTER/CARDS/RESOURCES ============================== */
.newsletter-signup {
  background: var(--mono-light);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-main);
  padding: 24px 28px 20px 28px;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.quick-links {
  margin: 18px 0 0 0;
  font-size: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.quick-links a {
  color: var(--mono-black);
  background: var(--mono-light);
  border-radius: 6px;
  padding: 8px 16px;
  transition: background 0.13s;
}
.quick-links a:hover {
  background: var(--mono-dk);
  color: var(--mono-white);
}

/* ============================== FOOTER ============================== */
footer {
  background: var(--mono-black);
  color: var(--mono-light);
  width: 100%;
  padding: 42px 0 30px 0;
  font-size: 1rem;
  margin-top: 24px;
}
footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: flex-start;
  justify-content: space-between;
}
footer nav {
  display: flex;
  gap: 19px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 6px;
}
footer nav a {
  color: var(--mono-gray);
  font-size: 1rem;
  font-family: var(--ff-display);
  transition: color 0.2s;
  font-weight: 500;
}
footer nav a:hover {
  color: var(--accent-secondary);
}
footer img[alt="SpeakWise Academy"] {
  height: 44px;
  margin-bottom: 8px;
}
footer img[alt^="icon-"] {
  height: 18px;
  width:18px;
  vertical-align: sub;
  margin-right: 4px;
  filter: grayscale(1) brightness(1.1) contrast(1.1);
}
@media (max-width: 800px) {
  footer .container {
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
  }
}

/* ============================== COOKIE BANNER & MODAL ============================== */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(250,250,250,0.96);
  color: #101317;
  z-index: 9900;
  box-shadow: 0 -2px 30px 0 rgba(24,28,32,0.19);
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 13px;
  border-top: 1px solid #e5e7ea;
  transition: transform 0.23s cubic-bezier(.57,.03,.61,.92);
}
.cookie-banner.hide {
  transform: translateY(130%);
  opacity: 0 !important;
  pointer-events: none;
  visibility: hidden;
}
.cookie-banner .cookie-actions {
  display: flex;
  gap: 13px;
  flex-wrap: wrap;
}
.cookie-btn {
  background: var(--mono-black);
  color: var(--mono-white);
  border: none;
  border-radius: 7px;
  padding: 10px 18px;
  font-size: 1rem;
  font-family: var(--ff-display);
  font-weight: 600;
  transition: background 0.14s, color 0.14s, box-shadow 0.11s;
  box-shadow: 0 2px 8px rgba(30,30,32,.05);
  margin-bottom: 0;
}
.cookie-btn.secondary {
  background: #fff;
  color: var(--mono-black);
  border: 1px solid var(--mono-black);
}
.cookie-btn.secondary:hover,
.cookie-btn.secondary:focus {
  background: var(--accent-secondary);
  color: var(--mono-black);
}
.cookie-btn.settings {
  background: var(--mono-light);
  color: var(--mono-black);
  border: 1px solid var(--mono-gray);
}
.cookie-btn.settings:hover {
  background: var(--mono-black);
  color: var(--mono-white);
}

/* COOKIE PREFERENCES MODAL */
.cookie-modal {
  position: fixed;
  left: 50%;
  top: 50%;
  width: 96vw;
  max-width: 440px;
  background: #fff;
  color: var(--mono-black);
  padding: 34px 24px 18px 24px;
  border-radius: var(--border-radius);
  box-shadow: 0 12px 48px 0 rgba(0,0,0,.26);
  z-index: 10100;
  transform: translate(-50%, -60%) scale(0.94);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.29s;
  display: flex;
  flex-direction: column;
  gap: 18px;
  visibility: hidden;
}
.cookie-modal.active {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: auto;
  visibility: visible;
  z-index: 10050;
}
.cookie-modal h3 {
  font-size: 1.325rem;
  margin-bottom: 6px;
  font-family: var(--ff-display);
}
.cookie-modal label {
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.02rem;
  margin-bottom: 10px;
}
.cookie-modal input[type='checkbox'] {
  accent-color: var(--brand-blue);
  width: 17px;
  height: 17px;
  margin-right: 8px;
}
.cookie-modal .modal-actions {
  display: flex;
  gap: 13px;
  margin-top: 10px;
}
.cookie-modal .close-modal {
  background: none;
  border: none;
  color: var(--mono-gray);
  font-size: 1.5rem;
  position: absolute;
  right: 19px;
  top: 13px;
  cursor: pointer;
  transition: color 0.1s;
}
.cookie-modal .close-modal:hover {
  color: var(--brand-blue);
}

/* ============================== RESPONSIVE DESIGN ============================== */
@media (max-width: 650px) {
  h1, .h1 { font-size: 2rem;  }
  h2, .h2 { font-size: 1.4rem; }
  .feature-grid > div,
  .course-list-grid > div,
  .newsletter-signup,
  .card-content {
    padding: 13px 7px 16px 10px;
  }
}
@media (max-width: 500px) {
  .section { padding: 10px 2px; gap: 10px; }
  .container {
    padding: 0 2px;
  }
  .card-content {
    padding: 13px 0;
  }
  .feature-grid > div, .course-list-grid > div {  border-radius: 11px; }
}

/* ============================== MICRO-INTERACTIONS & EFFECTS ============================== */
.cta-primary, .newsletter-signup a, .cookie-btn {
  will-change: background, color, filter, box-shadow, transform;
  transition: background 0.19s, color 0.14s, filter 0.21s, box-shadow 0.24s, transform 0.14s;
}
.cta-primary:active, .cookie-btn:active { filter: brightness(0.92); }
.card, .testimonial-card, .feature-grid > div, .course-list-grid > div {
  transition: box-shadow 0.23s, transform 0.20s, background 0.18s;
}
.card:active, .testimonial-card:active {
  filter: brightness(0.98);
}

/* ============================== MISC FIX: MARGINS ============================== */
.section + .section { margin-top: 0; }
.card, .testimonial-card, .newsletter-signup, .feature-grid > div, .course-list-grid > div {
  margin-bottom: 20px;
}
.card-container > *:not(:last-child),
.card-list > *:not(:last-child),
.card-grid > *:not(:last-child) {
  margin-right: 0;
  margin-bottom: 20px;
}

/* ============================== A11Y - FOCUS ============================== */
:focus-visible {
  outline: 2px solid var(--accent-secondary);
  outline-offset: 2px;
}

/* ============================== HIGHLIGHTED TEXT (optional) ============================== */
mark {
  background: var(--accent-secondary);
  color: var(--mono-black);
  border-radius: 4px;
  padding: 0 3px;
}

/* ============================== END ============================== */