/* =========================================================
   Grondringm Classic Invest – Gradient Modern CSS
   Brand: Elegant, trustworthy, exclusive, with a touch of nostalgia
   ========================================================= */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@700&family=Open+Sans:wght@400;600&display=swap');

:root {
  --color-primary: #19324B;
  --color-secondary: #B0996A;
  --color-accent: #F4F3EE;
  --color-gradient-1: #19324B;
  --color-gradient-2: #B0996A;
  --color-gradient-3: #F4F3EE;
  --color-dark: #111927;
  --color-light: #ffffff;
  --color-grey: #e9ecef;
  --color-shadow: rgba(25, 50, 75, 0.10);
  --font-display: 'Merriweather', serif;
  --font-body: 'Open Sans', Arial, sans-serif;
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px var(--color-shadow);
  --gap-section: 60px;
  --gap-card: 24px;
  --gap-feature: 20px;
  --gap-content: 30px;
  --z-cookie: 10000;
  --z-mobile-menu: 9999;
}

html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  font-family: var(--font-body);
  color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-gradient-1) 0%, var(--color-gradient-2) 100%);
  min-height: 100vh;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  background-attachment: fixed;
}

/* =====================
   Typography
   ===================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: #fff;
  margin-top: 0;
  margin-bottom: 0.5em;
  font-weight: 700;
  letter-spacing: 0.01em;
}
h1 {
  font-size: 2.2rem;
  line-height: 1.15;
}
h2 {
  font-size: 1.6rem;
  line-height: 1.2;
}
h3 {
  font-size: 1.2rem;
  line-height: 1.3;
}
p, ul, ol, li, address {
  font-family: var(--font-body);
  font-size: 1rem;
  color: #fff;
  margin-bottom: 1em;
}
ul, ol {
  padding-left: 1.2em;
}
strong {
  font-weight: 600;
}
a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-primary);
  text-decoration: underline;
}

/* =====================
   Layout Containers
   ===================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--gap-content);
}

.section {
  margin-bottom: var(--gap-section);
  padding: 40px 20px;
  background: rgba(244,243,238,0.7);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* =====================
   Header & Navigation
   ===================== */
header {
  width: 100%;
  background: linear-gradient(90deg, var(--color-gradient-1) 0%, var(--color-gradient-2) 100%);
  box-shadow: 0 2px 12px rgba(25,50,75,0.06);
  position: relative;
  z-index: 10;
}
header nav {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 20px;
  flex-wrap: wrap;
}
header nav img {
  height: 44px;
  margin-right: 24px;
}
header nav a {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-light);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  font-size: 1rem;
  letter-spacing: 0.01em;
}
header nav a:hover, header nav a:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
header nav .cta-btn {
  background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-gradient-1) 100%);
  color: var(--color-light);
  border: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  padding: 10px 28px;
  border-radius: var(--radius);
  margin-left: 12px;
  box-shadow: 0 2px 8px rgba(176,153,106,0.10);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
header nav .cta-btn:hover, header nav .cta-btn:focus {
  background: linear-gradient(90deg, var(--color-gradient-1) 0%, var(--color-secondary) 100%);
  color: var(--color-light);
  box-shadow: 0 4px 16px rgba(25,50,75,0.12);
}

/* =====================
   Mobile Navigation
   ===================== */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-light);
  cursor: pointer;
  position: absolute;
  right: 24px;
  top: 18px;
  z-index: var(--z-mobile-menu);
  transition: color var(--transition);
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-secondary);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, var(--color-gradient-1) 0%, var(--color-gradient-2) 100%);
  z-index: var(--z-mobile-menu);
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(.4,0,.2,1);
}
.mobile-menu.open {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: slideInMenu 0.35s cubic-bezier(.4,0,.2,1);
}
@keyframes slideInMenu {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-light);
  font-size: 2.2rem;
  position: absolute;
  top: 18px;
  right: 24px;
  cursor: pointer;
  z-index: var(--z-mobile-menu);
  transition: color var(--transition);
}
.mobile-menu-close:focus {
  outline: 2px solid var(--color-secondary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 80px;
  width: 100%;
  align-items: flex-start;
  padding-left: 40px;
}
.mobile-nav a {
  color: var(--color-light);
  font-size: 1.2rem;
  font-family: var(--font-body);
  font-weight: 600;
  padding: 10px 0;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
  padding-left: 12px;
}

/* Hide desktop nav on mobile, show burger */
@media (max-width: 1024px) {
  header nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
}
@media (min-width: 1025px) {
  .mobile-menu {
    display: none !important;
  }
  .mobile-menu-toggle {
    display: none !important;
  }
}

/* =====================
   Hero Section
   ===================== */
.hero {
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(120deg, var(--color-gradient-1) 0%, var(--color-gradient-2) 100%);
  color: var(--color-light);
  padding: 60px 0 40px 0;
  position: relative;
}
.hero .container {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero .content-wrapper {
  align-items: center;
  text-align: center;
  gap: 24px;
}
.hero h1, .hero h2, .hero p {
  color: var(--color-light);
}
.hero .cta-btn {
  margin-top: 12px;
}

/* =====================
   Feature Grid & Cards
   ===================== */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-feature);
  justify-content: space-between;
  margin-top: 20px;
}
.feature-grid > div {
  background: linear-gradient(120deg, var(--color-accent) 60%, #fff 100%);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  flex: 1 1 260px;
  min-width: 240px;
  max-width: 100%;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-grid > div:hover {
  box-shadow: 0 8px 32px rgba(25,50,75,0.14);
  transform: translateY(-4px) scale(1.02);
}
.feature-grid h3 {
  color: var(--color-primary);
  font-size: 1.1rem;
  margin-bottom: 0.3em;
}
.feature-grid p {
  color: var(--color-primary);
  font-size: 1rem;
  margin-bottom: 0;
}

/* =====================
   Cards & Containers
   ===================== */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-card);
}
.card {
  background: linear-gradient(120deg, #fff 60%, var(--color-accent) 100%);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  position: relative;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 8px 32px rgba(25,50,75,0.14);
  transform: translateY(-4px) scale(1.02);
}

.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}

.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}

.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: linear-gradient(90deg, #fff 60%, var(--color-accent) 100%);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  color: var(--color-dark);
  font-size: 1.05rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card p {
  color: var(--color-dark);
  margin-bottom: 0;
}
.testimonial-card span {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.98rem;
}
.testimonial-card:hover {
  box-shadow: 0 8px 32px rgba(25,50,75,0.14);
  transform: translateY(-2px) scale(1.01);
}

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* =====================
   CTA Section
   ===================== */
.cta {
  background: linear-gradient(90deg, var(--color-gradient-2) 0%, var(--color-gradient-1) 100%);
  color: var(--color-light);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: var(--gap-section);
  padding: 40px 20px;
  text-align: center;
}
.cta h2, .cta h3 {
  color: var(--color-light);
}
.cta .cta-btn {
  margin-top: 18px;
}

/* =====================
   CTA Button
   ===================== */
.cta-btn {
  display: inline-block;
  background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-gradient-1) 100%);
  color: var(--color-light);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  padding: 12px 36px;
  border-radius: var(--radius);
  border: none;
  box-shadow: 0 2px 8px rgba(176,153,106,0.10);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  margin-top: 8px;
  text-align: center;
}
.cta-btn:hover, .cta-btn:focus {
  background: linear-gradient(90deg, var(--color-gradient-1) 0%, var(--color-secondary) 100%);
  color: var(--color-light);
  box-shadow: 0 4px 16px rgba(25,50,75,0.12);
  transform: translateY(-2px) scale(1.03);
  text-decoration: none;
}

/* =====================
   Footer
   ===================== */
footer {
  background: linear-gradient(90deg, var(--color-gradient-1) 0%, var(--color-gradient-2) 100%);
  color: var(--color-light);
  padding: 32px 20px 24px 20px;
  border-top-left-radius: var(--radius);
  border-top-right-radius: var(--radius);
  margin-top: 60px;
}
footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 12px;
}
footer nav a {
  color: var(--color-light);
  font-size: 1rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
footer address {
  font-style: normal;
  color: var(--color-accent);
  font-size: 0.98rem;
  margin-top: 8px;
}
footer address a {
  color: var(--color-secondary);
  text-decoration: underline;
}

/* =====================
   Cookie Consent Banner
   ===================== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: var(--z-cookie);
  background: linear-gradient(90deg, var(--color-gradient-2) 0%, var(--color-gradient-1) 100%);
  color: var(--color-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 24px 16px 20px 16px;
  box-shadow: 0 -2px 16px rgba(25,50,75,0.10);
  border-top-left-radius: var(--radius);
  border-top-right-radius: var(--radius);
  animation: fadeInCookie 0.5s cubic-bezier(.4,0,.2,1);
}
@keyframes fadeInCookie {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}
.cookie-banner p {
  color: var(--color-light);
  margin: 0 0 8px 0;
  font-size: 1rem;
}
.cookie-banner .cookie-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.cookie-btn {
  background: var(--color-light);
  color: var(--color-primary);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px rgba(25,50,75,0.08);
}
.cookie-btn.accept {
  background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-gradient-1) 100%);
  color: var(--color-light);
}
.cookie-btn.reject {
  background: #fff;
  color: var(--color-primary);
  border: 1px solid var(--color-secondary);
}
.cookie-btn.settings {
  background: var(--color-accent);
  color: var(--color-primary);
}
.cookie-btn:hover, .cookie-btn:focus {
  background: var(--color-primary);
  color: var(--color-light);
  outline: none;
}
.cookie-btn.accept:hover, .cookie-btn.accept:focus {
  background: linear-gradient(90deg, var(--color-gradient-1) 0%, var(--color-secondary) 100%);
}

/* Cookie Modal */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(25,50,75,0.65);
  z-index: calc(var(--z-cookie) + 1);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeInCookie 0.4s cubic-bezier(.4,0,.2,1);
}
.cookie-modal {
  background: #fff;
  color: var(--color-primary);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(25,50,75,0.18);
  padding: 36px 28px 28px 28px;
  max-width: 420px;
  width: 90vw;
  display: flex;
  flex-direction: column;
  gap: 22px;
  animation: slideInCookieModal 0.4s cubic-bezier(.4,0,.2,1);
  position: relative;
}
@keyframes slideInCookieModal {
  from { opacity: 0; transform: translateY(60px); }
  to { opacity: 1; transform: translateY(0); }
}
.cookie-modal h2 {
  font-size: 1.3rem;
  margin-bottom: 0.5em;
  color: var(--color-primary);
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}
.cookie-modal .cookie-category label {
  font-size: 1rem;
  color: var(--color-primary);
  font-weight: 600;
}
.cookie-modal .cookie-toggle {
  width: 38px;
  height: 22px;
  background: var(--color-grey);
  border-radius: 12px;
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
  margin-left: 8px;
}
.cookie-modal .cookie-toggle input {
  display: none;
}
.cookie-modal .cookie-toggle .slider {
  position: absolute;
  top: 2px; left: 2px;
  width: 18px; height: 18px;
  background: var(--color-secondary);
  border-radius: 50%;
  transition: left var(--transition), background var(--transition);
}
.cookie-modal .cookie-toggle input:checked + .slider {
  left: 18px;
  background: var(--color-primary);
}
.cookie-modal .cookie-category.essential label {
  color: var(--color-secondary);
}
.cookie-modal .cookie-category.essential .cookie-toggle {
  background: var(--color-secondary);
  cursor: not-allowed;
}
.cookie-modal .cookie-category.essential .slider {
  background: var(--color-primary);
}
.cookie-modal .cookie-modal-close {
  position: absolute;
  top: 12px;
  right: 18px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .cookie-modal-close:hover, .cookie-modal .cookie-modal-close:focus {
  color: var(--color-secondary);
}
.cookie-modal .cookie-btns {
  display: flex;
  gap: 14px;
  justify-content: flex-end;
}

/* =====================
   Responsive Design
   ===================== */
@media (max-width: 1024px) {
  .feature-grid {
    gap: 16px;
  }
  .card-container {
    gap: 16px;
  }
  .section {
    padding: 32px 10px;
  }
  .cta {
    padding: 32px 10px;
  }
}
@media (max-width: 900px) {
  .feature-grid > div, .card {
    min-width: 180px;
    padding: 20px 12px;
  }
}
@media (max-width: 768px) {
  .container {
    padding-left: 10px;
    padding-right: 10px;
  }
  .feature-grid {
    flex-direction: column;
    gap: 18px;
  }
  .card-container, .content-grid {
    flex-direction: column;
    gap: 18px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px;
  }
  .section, .cta {
    padding: 24px 6px;
    margin-bottom: 36px;
  }
  .hero {
    padding: 36px 0 24px 0;
    min-height: 220px;
  }
  header nav img {
    height: 36px;
    margin-right: 12px;
  }
  footer {
    padding: 20px 8px 16px 8px;
  }
}
@media (max-width: 480px) {
  h1 {
    font-size: 1.3rem;
  }
  h2 {
    font-size: 1.1rem;
  }
  .feature-grid > div, .card {
    padding: 14px 6px;
  }
  .cta-btn {
    padding: 10px 16px;
    font-size: 1rem;
  }
  .cookie-modal {
    padding: 18px 6px 14px 6px;
  }
}

/* =====================
   Miscellaneous
   ===================== */
::-webkit-scrollbar {
  width: 8px;
  background: var(--color-accent);
}
::-webkit-scrollbar-thumb {
  background: var(--color-secondary);
  border-radius: 8px;
}

/* Remove outline for mouse users, keep for keyboard */
:focus:not(:focus-visible) {
  outline: none;
}

/* =====================
   Utility Classes
   ===================== */
.hide {
  display: none !important;
}

/* =====================
   Accessibility
   ===================== */
@media (prefers-reduced-motion: reduce) {
  *, *:before, *:after {
    transition: none !important;
    animation: none !important;
  }
}