/* ============================================================
   SUMBLE INC — Design System & Styles
   Modern tech/corporate, mobile-first, component-based
   ============================================================ */

/* ─── 0. CSS Custom Properties (Design Tokens) ────────────── */
:root {
  /* Brand Palette */
  --color-primary:       #1a56db;
  --color-primary-dark:  #1042a8;
  --color-primary-light: #e8f0fe;
  --color-accent:        #06b6d4;
  --color-accent-dark:   #0891b2;

  /* Neutrals */
  --color-dark:          #0f172a;
  --color-heading:       #1e293b;
  --color-body:          #475569;
  --color-muted:         #94a3b8;
  --color-border:        #e2e8f0;
  --color-bg:            #ffffff;
  --color-bg-alt:        #f8fafc;
  --color-bg-dark:       #0f172a;

  /* Status */
  --color-success:       #16a34a;
  --color-error:         #dc2626;

  /* Typography */
  --font-heading: 'Manrope', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --text-xs:   0.75rem;    /* 12px */
  --text-sm:   0.875rem;   /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg:   1.125rem;   /* 18px */
  --text-xl:   1.25rem;    /* 20px */
  --text-2xl:  1.5rem;     /* 24px */
  --text-3xl:  1.875rem;   /* 30px */
  --text-4xl:  2.25rem;    /* 36px */
  --text-5xl:  3rem;       /* 48px */
  --text-6xl:  3.75rem;    /* 60px */

  --leading-tight:  1.2;
  --leading-normal: 1.6;

  /* Spacing (8px base) */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm:   0.375rem;
  --radius-md:   0.5rem;
  --radius-lg:   0.75rem;
  --radius-xl:   1rem;
  --radius-2xl:  1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 2px rgba(0,0,0,.05);
  --shadow-md:  0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);
  --shadow-lg:  0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.04);
  --shadow-xl:  0 20px 25px -5px rgba(0,0,0,.08), 0 8px 10px -6px rgba(0,0,0,.04);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --header-height: 72px;
}


/* ─── 1. Reset ─────────────────────────────────────────────── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-body);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style: none;
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-heading);
  line-height: var(--leading-tight);
}


/* ─── 2. Layout Utilities ──────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-16) 0;
}

.section--alt {
  background-color: var(--color-bg-alt);
}

.section--dark {
  background-color: var(--color-bg-dark);
  color: #cbd5e1;
}

.section--dark h2,
.section--dark h3 {
  color: #f1f5f9;
}

.grid {
  display: grid;
  gap: var(--space-8);
}

.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }

.flex {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.flex--center {
  align-items: center;
  justify-content: center;
}

.text-center { text-align: center; }
.text-left   { text-align: left; }


/* ─── 3. Typography ────────────────────────────────────────── */
.h1 { font-size: var(--text-4xl); }
.h2 { font-size: var(--text-3xl); margin-bottom: var(--space-4); }
.h3 { font-size: var(--text-2xl); margin-bottom: var(--space-3); }
.h4 { font-size: var(--text-xl);  margin-bottom: var(--space-2); }

.subtitle {
  font-size: var(--text-lg);
  color: var(--color-muted);
  max-width: 640px;
}

.section-header {
  margin-bottom: var(--space-12);
}

.section-header .subtitle {
  margin-top: var(--space-4);
}

.text-center .subtitle {
  margin-left: auto;
  margin-right: auto;
}

.overline {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}


/* ─── 4. Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-base);
  line-height: 1;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

.btn--outline:hover {
  background-color: var(--color-primary);
  color: #fff;
  transform: translateY(-1px);
}

.btn--white {
  background-color: #fff;
  color: var(--color-primary);
}

.btn--white:hover {
  background-color: #f1f5f9;
  color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: var(--text-lg);
  border-radius: var(--radius-lg);
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--text-sm);
}

.btn--full {
  width: 100%;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}


/* ─── 5. Header / Navbar ───────────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

.header--scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-xl);
  color: var(--color-heading);
  text-decoration: none;
}

.header__logo:hover {
  color: var(--color-primary);
}

.header__logo svg {
  width: 36px;
  height: 36px;
}

.nav__list {
  display: none;
  gap: var(--space-1);
}

.nav__link {
  display: block;
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-body);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.header__cta {
  display: none;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.hamburger__line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-heading);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.hamburger.is-active .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.is-active .hamburger__line:nth-child(2) {
  opacity: 0;
}
.hamburger.is-active .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg);
  padding: var(--space-8) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  z-index: 999;
}

.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-menu__link {
  display: block;
  padding: var(--space-4) 0;
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-heading);
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu__link:hover,
.mobile-menu__link.active {
  color: var(--color-primary);
}


/* ─── 6. Hero Section ──────────────────────────────────────── */
.hero {
  padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-16);
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: linear-gradient(160deg, #f0f4ff 0%, #e8f0fe 40%, #f8fafc 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(26,86,219,.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -15%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(6,182,212,.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero__title {
  font-size: var(--text-4xl);
  font-weight: 800;
  margin-bottom: var(--space-6);
  color: var(--color-heading);
}

.hero__title span {
  color: var(--color-primary);
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-body);
  margin-bottom: var(--space-8);
  max-width: 580px;
  line-height: var(--leading-normal);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.hero__stat-number {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-3xl);
  color: var(--color-primary);
}

.hero__stat-label {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-top: var(--space-1);
}


/* ─── 7. Cards ─────────────────────────────────────────────── */
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--color-primary-light);
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}

.card__icon svg {
  width: 28px;
  height: 28px;
}

.card__title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.card__text {
  font-size: var(--text-base);
  color: var(--color-body);
  line-height: var(--leading-normal);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-primary);
}

.card__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.card__link:hover svg {
  transform: translateX(4px);
}


/* ─── 8. Value Points / Features ───────────────────────────── */
.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.feature {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}

.feature__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.feature__icon svg {
  width: 24px;
  height: 24px;
}

.feature__title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.feature__text {
  color: var(--color-body);
  font-size: var(--text-base);
}


/* ─── 9. Steps / Process ───────────────────────────────────── */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  counter-reset: step;
}

.step {
  counter-increment: step;
  position: relative;
  padding-left: 72px;
}

.step::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-xl);
  color: var(--color-primary);
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
}

.step__title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.step__text {
  color: var(--color-body);
}


/* ─── 10. CTA Banner ──────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, #2563eb 50%, var(--color-accent) 100%);
  border-radius: var(--radius-2xl);
  padding: var(--space-12) var(--space-8);
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 500px;
  height: 500px;
  background: rgba(255,255,255,.08);
  border-radius: 50%;
  pointer-events: none;
}

.cta-banner h2 {
  color: #fff;
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
  position: relative;
}

.cta-banner p {
  font-size: var(--text-lg);
  opacity: 0.9;
  margin-bottom: var(--space-8);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}


/* ─── 11. Pricing Packages ─────────────────────────────────── */
.pricing-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
}

.pricing-card--featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.pricing-card--featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-full);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.pricing-card__name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: var(--space-4);
}

.pricing-card__price {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.pricing-card__price span {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-muted);
}

.pricing-card__desc {
  color: var(--color-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
}

.pricing-card__features {
  text-align: left;
  margin-bottom: var(--space-8);
}

.pricing-card__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  font-size: var(--text-sm);
  color: var(--color-body);
  border-bottom: 1px solid var(--color-border);
}

.pricing-card__features li:last-child {
  border-bottom: 0;
}

.pricing-card__features li svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--color-success);
  margin-top: 1px;
}


/* ─── 12. Forms ────────────────────────────────────────────── */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: var(--space-2);
}

.form-label .required {
  color: var(--color-error);
}

.form-input,
.form-textarea {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: var(--text-base);
  color: var(--color-heading);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}

.form-input.is-error,
.form-textarea.is-error {
  border-color: var(--color-error);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-error {
  font-size: var(--text-sm);
  color: var(--color-error);
  margin-top: var(--space-1);
  display: none;
}

.form-error.is-visible {
  display: block;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

.form-checkbox__label {
  font-size: var(--text-sm);
  color: var(--color-body);
}

.form-checkbox__label a {
  text-decoration: underline;
}

/* Honeypot */
.ohnohoney {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.form-alert {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-6);
  display: none;
}

.form-alert--error {
  background: #fef2f2;
  color: var(--color-error);
  border: 1px solid #fecaca;
}

.form-alert--success {
  background: #f0fdf4;
  color: var(--color-success);
  border: 1px solid #bbf7d0;
}

.form-alert.is-visible {
  display: block;
}


/* ─── 13. Footer ───────────────────────────────────────────── */
.footer {
  background: var(--color-bg-dark);
  color: #94a3b8;
  padding: var(--space-16) 0 0;
}

.footer a {
  color: #94a3b8;
  transition: color var(--transition-fast);
}

.footer a:hover {
  color: #fff;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer__brand {
  max-width: 320px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-xl);
  color: #fff;
  margin-bottom: var(--space-4);
  text-decoration: none;
}

.footer__logo svg {
  width: 32px;
  height: 32px;
}

.footer__desc {
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-6);
}

.footer__heading {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: var(--space-5);
}

.footer__links li {
  margin-bottom: var(--space-3);
}

.footer__links a {
  font-size: var(--text-sm);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
}

.footer__contact-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 2px;
}

.footer__bottom {
  padding: var(--space-6) 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-sm);
}

.footer__legal {
  display: flex;
  gap: var(--space-6);
}


/* ─── 14. Thank You / 404 ─────────────────────────────────── */
.status-page {
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--header-height) + var(--space-16)) var(--space-6) var(--space-16);
}

.status-page__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-8);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.status-page__icon svg {
  width: 40px;
  height: 40px;
}

.status-page__icon--success {
  background: #f0fdf4;
  color: var(--color-success);
}

.status-page__title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}

.status-page__text {
  font-size: var(--text-lg);
  color: var(--color-body);
  margin-bottom: var(--space-8);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}


/* ─── 15. About Page ───────────────────────────────────────── */
.about-hero {
  padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-16);
  background: linear-gradient(160deg, #f0f4ff 0%, #f8fafc 100%);
}

.about-values {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.about-value {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.about-value__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.about-value__icon svg {
  width: 22px;
  height: 22px;
}

.leadership__card {
  display: flex;
  gap: var(--space-6);
  align-items: center;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.leadership__avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-2xl);
  flex-shrink: 0;
}

.leadership__name {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.leadership__role {
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--text-sm);
}


/* ─── 16. Contact Page ─────────────────────────────────────── */
.contact-hero {
  padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-16);
  background: linear-gradient(160deg, #f0f4ff 0%, #f8fafc 100%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

.contact-info__card {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  padding: var(--space-6);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-5);
  transition: all var(--transition-base);
}

.contact-info__card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.contact-info__icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.contact-info__icon svg {
  width: 24px;
  height: 24px;
}

.contact-info__label {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-1);
}

.contact-info__value {
  font-weight: 600;
  color: var(--color-heading);
}

.contact-form-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
}


/* ─── 17. Legal Pages ──────────────────────────────────────── */
.legal-hero {
  padding: calc(var(--header-height) + var(--space-12)) 0 var(--space-8);
  background: var(--color-bg-alt);
}

.legal-content {
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.legal-content h2 {
  font-size: var(--text-2xl);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

.legal-content h3 {
  font-size: var(--text-xl);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.legal-content p {
  margin-bottom: var(--space-4);
  line-height: var(--leading-normal);
}

.legal-content ul {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.legal-content li {
  margin-bottom: var(--space-2);
}

.legal-content a {
  text-decoration: underline;
}


/* ─── 18. Scroll Animations ───────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }


/* ─── 19. Back to Top Button ──────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-6);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 100;
  border: none;
  cursor: pointer;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}


/* ─── 20. Responsive Breakpoints ──────────────────────────── */

/* Tablet: >= 768px */
@media (min-width: 768px) {
  :root {
    --header-height: 80px;
  }

  .h1 { font-size: var(--text-5xl); }
  .h2 { font-size: var(--text-4xl); }

  .hero__title {
    font-size: var(--text-5xl);
  }

  .hero__subtitle {
    font-size: var(--text-xl);
  }

  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }

  .features {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
  }

  .contact-grid {
    grid-template-columns: 1fr 1.2fr;
  }

  .about-values {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-banner {
    padding: var(--space-16) var(--space-12);
  }

  .cta-banner h2 {
    font-size: var(--text-4xl);
  }
}

/* Desktop: >= 1024px */
@media (min-width: 1024px) {
  .hero__title {
    font-size: var(--text-6xl);
  }

  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }

  .features {
    grid-template-columns: repeat(3, 1fr);
  }

  .steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .hamburger {
    display: none;
  }

  .nav__list {
    display: flex;
  }

  .header__cta {
    display: inline-flex;
  }

  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
  }

  .section {
    padding: var(--space-24) 0;
  }

  .hero {
    padding: calc(var(--header-height) + var(--space-20)) 0 var(--space-20);
    min-height: 90vh;
  }
}

/* Large Desktop: >= 1280px */
@media (min-width: 1280px) {
  .container {
    padding: 0 var(--space-8);
  }
}


/* ─── 21. Print Styles ─────────────────────────────────────── */
@media print {
  .header, .footer, .back-to-top, .btn, .mobile-menu {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }

  .hero {
    min-height: auto;
    padding-top: var(--space-8);
  }
}