/**
 * Esperanza Sin Fronteras - Main Stylesheet
 * Brand Colors: Blue #004B8D, Orange #E85D1C, Green #20532C
 */

/* ========================================
   CSS VARIABLES & RESET
   ======================================== */
:root {
  /* Brand Colors */
  --color-blue: #004b8d;
  --color-blue-dark: #003a6e;
  --color-blue-light: #0066b3;
  --color-orange: #e85d1c;
  --color-orange-dark: #c94d15;
  --color-orange-light: #ff7a3d;
  --color-green: #20532c;
  --color-green-dark: #183f22;
  --color-green-light: #2a6b39;

  /* Neutral Colors */
  --color-white: #ffffff;
  --color-light: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-gray-900: #0f172a;
  --color-black: #000000;

  /* Typography */
  --font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  --font-display: "Outfit", var(--font-primary);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-glow-blue: 0 0 30px rgba(0, 75, 141, 0.3);
  --shadow-glow-orange: 0 0 30px rgba(232, 93, 28, 0.3);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Container */
  --container-max: 1280px;
  --container-padding: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  overflow-x: hidden;
}

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

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

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-gray-900);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}
h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}
h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}
h4 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  margin-bottom: var(--spacing-md);
}

/* ========================================
   UTILITIES
   ======================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--spacing-4xl) 0;
}

.section--dark {
  background: var(--color-gray-900);
  color: var(--color-white);
}

.section--blue {
  background: linear-gradient(
    135deg,
    var(--color-blue) 0%,
    var(--color-blue-dark) 100%
  );
  color: var(--color-white);
}

.section--gradient {
  background: linear-gradient(
    135deg,
    var(--color-blue) 0%,
    var(--color-green) 100%
  );
  color: var(--color-white);
}

.text-center {
  text-align: center;
}
.text-gradient {
  background: linear-gradient(
    135deg,
    var(--color-orange) 0%,
    var(--color-orange-light) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn--primary {
  background: linear-gradient(
    135deg,
    var(--color-orange) 0%,
    var(--color-orange-light) 100%
  );
  color: var(--color-white);
  box-shadow: var(--shadow-md), var(--shadow-glow-orange);
}

.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl), 0 0 40px rgba(232, 93, 28, 0.4);
}

.btn--secondary {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn--secondary:hover {
  background: var(--color-white);
  color: var(--color-blue);
}

.btn--blue {
  background: linear-gradient(
    135deg,
    var(--color-blue) 0%,
    var(--color-blue-light) 100%
  );
  color: var(--color-white);
  box-shadow: var(--shadow-md), var(--shadow-glow-blue);
}

.btn--blue:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl), 0 0 40px rgba(0, 75, 141, 0.4);
}

.btn--small {
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.875rem;
}

/* ========================================
   HEADER / NAVIGATION
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header__logo img {
  height: 50px;
  width: auto;
}

.header__logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-blue);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav__list {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav__link {
  font-weight: 500;
  color: var(--color-gray-700);
  position: relative;
  padding: var(--spacing-xs) 0;
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-orange);
  transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-blue);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  background: var(--color-gray-100);
  border-radius: var(--radius-full);
  padding: 3px;
}

.lang-switcher__btn {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  color: var(--color-gray-600);
  transition: all var(--transition-fast);
}

.lang-switcher__btn.active {
  background: var(--color-white);
  color: var(--color-blue);
  box-shadow: var(--shadow-sm);
}

.lang-switcher__btn:hover:not(.active) {
  color: var(--color-blue);
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-gray-800);
  transition: all var(--transition-fast);
}

@media (max-width: 992px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: var(--spacing-xl);
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__list {
    flex-direction: column;
    width: 100%;
    text-align: center;
  }

  .nav__actions {
    flex-direction: column;
    width: 100%;
  }
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-gray-900);
}

.hero__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(0, 75, 141, 0.8) 0%,
    rgba(32, 83, 44, 0.7) 50%,
    rgba(0, 75, 141, 0.6) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: var(--spacing-xl);
  max-width: 900px;
}

.hero__logo {
  width: 200px;
  height: auto;
  margin: 0 auto var(--spacing-xl);
  animation: floatIn 1s ease-out;
}

.hero__title {
  color: var(--color-white);
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 1s ease-out 0.2s backwards;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero__title .highlight {
  color: var(--color-orange);
}

.hero__subtitle {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-2xl);
  animation: fadeInUp 1s ease-out 0.4s backwards;
}

.hero__buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.6s backwards;
}

.hero__scroll {
  position: absolute;
  bottom: var(--spacing-2xl);
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.hero__scroll-icon {
  width: 30px;
  height: 50px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-full);
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.hero__scroll-icon span {
  width: 6px;
  height: 10px;
  background: var(--color-white);
  border-radius: var(--radius-full);
  animation: scrollDown 1.5s infinite;
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
  background: var(--color-light);
}

.about__header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.about__header h2 {
  margin-bottom: var(--spacing-md);
}

.about__header p {
  font-size: 1.25rem;
  color: var(--color-gray-600);
  max-width: 700px;
  margin: 0 auto;
}

.about__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.about__card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.about__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--color-blue),
    var(--color-orange),
    var(--color-green)
  );
}

.about__card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.about__card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--spacing-lg);
}

.about__card-icon--blue {
  background: rgba(0, 75, 141, 0.1);
  color: var(--color-blue);
}

.about__card-icon--orange {
  background: rgba(232, 93, 28, 0.1);
  color: var(--color-orange);
}

.about__card-icon--green {
  background: rgba(32, 83, 44, 0.1);
  color: var(--color-green);
}

.about__card h3 {
  margin-bottom: var(--spacing-md);
}

.about__card p {
  color: var(--color-gray-600);
  margin-bottom: 0;
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services__header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.services__header h2 {
  margin-bottom: var(--spacing-md);
}

.services__subtitle {
  font-size: 1.25rem;
  color: var(--color-gray-600);
}

.services__highlight {
  display: inline-block;
  background: linear-gradient(
    135deg,
    var(--color-orange),
    var(--color-orange-light)
  );
  color: var(--color-white);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-weight: 600;
  margin-top: var(--spacing-md);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.service-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.service-card__image {
  height: 250px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.service-card__image::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
}

.service-card__content {
  background: var(--color-white);
  padding: var(--spacing-xl);
}

.service-card__icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  margin-top: -50px;
  position: relative;
  z-index: 10;
  box-shadow: var(--shadow-md);
}

.service-card__icon--health {
  background: linear-gradient(
    135deg,
    var(--color-orange),
    var(--color-orange-light)
  );
  color: var(--color-white);
}

.service-card__icon--education {
  background: linear-gradient(
    135deg,
    var(--color-blue),
    var(--color-blue-light)
  );
  color: var(--color-white);
}

.service-card__icon--infrastructure {
  background: linear-gradient(
    135deg,
    var(--color-green),
    var(--color-green-light)
  );
  color: var(--color-white);
}

.service-card h3 {
  margin-bottom: var(--spacing-sm);
}

.service-card p {
  color: var(--color-gray-600);
  margin-bottom: 0;
}

/* ========================================
   SPONSOR SECTION
   ======================================== */
.sponsor {
  background: linear-gradient(
    135deg,
    rgba(0, 75, 141, 0.05) 0%,
    rgba(32, 83, 44, 0.05) 100%
  );
}

.sponsor__inner {
  position: relative;
}

.sponsor__header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.sponsor__header h2 {
  margin-bottom: var(--spacing-md);
}

.sponsor__header p {
  font-size: 1.25rem;
  color: var(--color-gray-600);
  max-width: 700px;
  margin: 0 auto;
}

.sponsor__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

@media (max-width: 992px) {
  .sponsor__grid {
    grid-template-columns: 1fr;
  }
}

.sponsor__info-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-lg);
  border: 2px solid rgba(32, 83, 44, 0.1);
}

.sponsor__info-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: var(--spacing-lg);
}

.sponsor__info-card h3 {
  color: var(--color-green);
  margin-bottom: var(--spacing-lg);
}

.sponsor__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sponsor__list li {
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-gray-100);
  color: var(--color-gray-700);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.sponsor__list li::before {
  content: "✓";
  color: var(--color-green);
  font-weight: 700;
}

.sponsor__list li:last-child {
  border-bottom: none;
}

.sponsor__form-wrapper {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-lg);
}

.sponsor__form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.sponsor__form .form-group label {
  color: var(--color-gray-700);
  font-weight: 500;
}

.sponsor__form .form-input {
  background: var(--color-gray-50);
  border: 2px solid var(--color-gray-200);
  color: var(--color-gray-900);
}

.sponsor__form .form-input::placeholder {
  color: var(--color-gray-400);
}

.sponsor__form .form-input:focus {
  border-color: var(--color-green);
  background: var(--color-white);
}

.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.radio-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.radio-option:hover {
  border-color: var(--color-green);
}

.radio-option input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-green);
}

.radio-option input[type="radio"]:checked + span {
  color: var(--color-green);
  font-weight: 600;
}

.radio-option span {
  font-size: 0.95rem;
}

/* ========================================
   DONATE SECTION
   ======================================== */
.donate {
  background: linear-gradient(
    135deg,
    var(--color-gray-900) 0%,
    var(--color-gray-800) 100%
  );
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.donate::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.donate__inner {
  position: relative;
  z-index: 10;
}

.donate__header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.donate__header h2 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.donate__header p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.8);
}

.donate__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

@media (max-width: 992px) {
  .donate__grid {
    grid-template-columns: 1fr;
  }
}

.donate-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
}

.donate-card__title {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.donate-card__title h3 {
  color: var(--color-white);
  margin: 0;
}

.donate-card__icon {
  font-size: 2rem;
}

.wallet-box {
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.wallet-box__label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--spacing-sm);
}

.wallet-box__address {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
}

.wallet-box__address code {
  font-family: "Monaco", "Courier New", monospace;
  font-size: 0.875rem;
  word-break: break-all;
  flex: 1;
}

.wallet-box__copy {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-orange);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.wallet-box__copy:hover {
  background: var(--color-orange-dark);
}

.wallet-box__copy.copied {
  background: var(--color-green);
}

.networks {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.network-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.1);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
}

.network-badge__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.network-badge__dot--bep20 {
  background: #f3ba2f;
}

.network-badge__dot--uni2 {
  background: #627eea;
}

/* Hash Form */
.hash-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

.form-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  color: var(--color-white);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-orange);
  background: rgba(255, 255, 255, 0.1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

@media (max-width: 576px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* Impact Box */
.impact-box {
  background: linear-gradient(
    135deg,
    var(--color-orange),
    var(--color-orange-light)
  );
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  text-align: center;
  margin-top: var(--spacing-xl);
}

.impact-box__amount {
  font-size: 3rem;
  font-weight: 700;
  font-family: var(--font-display);
  display: block;
  margin-bottom: var(--spacing-sm);
}

.impact-box__label {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: var(--spacing-lg);
  display: block;
}

.impact-box__text {
  font-size: 1.125rem;
  line-height: 1.6;
  margin: 0;
}

/* ========================================
   NEWSLETTER SECTION
   ======================================== */
.newsletter {
  background: linear-gradient(
    135deg,
    var(--color-blue) 0%,
    var(--color-green) 100%
  );
}

.newsletter__inner {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.newsletter h2 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.newsletter p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-xl);
}

.newsletter__form {
  display: flex;
  gap: var(--spacing-md);
}

@media (max-width: 576px) {
  .newsletter__form {
    flex-direction: column;
  }
}

.newsletter__input {
  flex: 1;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.newsletter__input:focus {
  outline: none;
  border-color: var(--color-orange);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--color-gray-900);
  color: var(--color-white);
  padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-3xl);
}

@media (max-width: 992px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 576px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.footer__logo img {
  height: 60px;
}

.footer__logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
}

.footer__description {
  color: var(--color-gray-400);
  line-height: 1.8;
}

.footer__column h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-lg);
  font-size: 1rem;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer__links a {
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-orange);
}

.footer__social {
  display: flex;
  gap: var(--spacing-md);
}

.footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background: var(--color-orange);
  transform: translateY(-3px);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer__copyright {
  color: var(--color-gray-500);
  font-size: 0.875rem;
}

.footer__legal {
  display: flex;
  gap: var(--spacing-lg);
}

.footer__legal a {
  color: var(--color-gray-500);
  font-size: 0.875rem;
}

.footer__legal a:hover {
  color: var(--color-orange);
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes floatIn {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

@keyframes scrollDown {
  0% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: 0;
    transform: translateY(10px);
  }
}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   GALLERY (Images Section)
   ======================================== */
.gallery {
  background: var(--color-light);
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.gallery__item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.gallery__item:hover img {
  transform: scale(1.1);
}

.gallery__item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.5), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.gallery__item:hover::after {
  opacity: 1;
}

/* ========================================
   LOADING SPINNER
   ======================================== */
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-gray-200);
  border-top-color: var(--color-orange);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ========================================
   TOAST NOTIFICATIONS
   ======================================== */
.toast {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  background: var(--color-gray-900);
  color: var(--color-white);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-base);
  z-index: 9999;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast--success {
  background: var(--color-green);
}

.toast--error {
  background: #dc2626;
}

/* ========================================
   COOKIE BANNER
   ======================================== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  padding: var(--spacing-lg) var(--spacing-xl);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
  z-index: 9999;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-xl);
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner__content p {
  margin: 0;
  color: var(--color-gray-800);
  font-size: 0.95rem;
}

.cookie-banner__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-shrink: 0;
}

.cookie-banner__link {
  color: var(--color-gray-600);
  text-decoration: underline;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.cookie-banner__link:hover {
  color: var(--color-blue);
}

@media (max-width: 768px) {
  .cookie-banner {
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-lg);
  }

  .cookie-banner__actions {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }
}

/* Lightbox Gallery */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 2rem;
    backdrop-filter: blur(5px);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox__content {
    max-width: 90%;
    max-height: 90vh;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.lightbox.active .lightbox__content {
    transform: scale(1);
}

.lightbox__close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 3rem;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 2001;
    line-height: 1;
}

.lightbox__close:hover {
    color: var(--color-orange);
}

.gallery__item {
    cursor: pointer;
    transition: transform 0.3s ease;
}

.gallery__item:hover {
    transform: scale(1.02);
}

/* ========================================
   MOBILE RESPONSIVE FIXES
   Prevents overflow on all screen sizes
   ======================================== */

/* Global overflow prevention */
html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

/* Ensure all elements respect container */
*, *::before, *::after {
    max-width: 100%;
}

/* Text overflow handling */
h1, h2, h3, h4, h5, h6, p, span, a, li, td, th, label {
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

/* Code blocks should scroll instead of overflow */
code, pre {
    max-width: 100%;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

/* Tables responsive */
table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
}

/* Images always fit */
img, video, iframe, embed, object {
    max-width: 100%;
    height: auto;
}

/* === SMALL PHONES (< 400px) === */
@media (max-width: 400px) {
    :root {
        --container-padding: 1rem;
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
        width: 100%;
    }
    
    .hero__buttons {
        flex-direction: column;
        width: 100%;
        padding: 0 var(--spacing-md);
    }
    
    .hero__buttons .btn {
        width: 100%;
    }
    
    .hero__logo {
        width: 120px;
    }
    
    .wallet-box {
        padding: var(--spacing-md);
    }
    
    .wallet-box__copy {
        font-size: 0.9rem;
        padding: 0.75rem 1rem !important;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer__column {
        text-align: center;
    }
    
    .about__grid {
        grid-template-columns: 1fr;
    }
    
    .services__grid {
        grid-template-columns: 1fr;
    }
    
    .network-badge {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* === MEDIUM PHONES (400px - 576px) === */
@media (max-width: 576px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero__content {
        padding: var(--spacing-md);
    }
    
    .hero__subtitle {
        font-size: 1rem;
    }
    
    .about__card {
        padding: var(--spacing-lg);
    }
    
    .service-card__content {
        padding: var(--spacing-lg);
    }
    
    .donate__grid {
        grid-template-columns: 1fr;
    }
    
    .donate-card {
        padding: var(--spacing-lg);
    }
    
    .newsletter__form {
        flex-direction: column;
    }
    
    .newsletter__form input,
    .newsletter__form button {
        width: 100%;
    }
    
    .sponsor__form {
        padding: var(--spacing-lg);
    }
    
    .form-row {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    /* Gallery 2 columns on small phones */
    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    /* Footer social icons */
    .footer__social {
        justify-content: center;
    }
    
    /* Cookie banner */
    .cookie-banner {
        padding: var(--spacing-md);
    }
    
    .cookie-banner__content p {
        font-size: 0.85rem;
    }
}

/* === TABLETS (576px - 768px) === */
@media (max-width: 768px) {
    .sponsor__grid {
        grid-template-columns: 1fr;
    }
    
    .donate__grid {
        grid-template-columns: 1fr;
    }
    
    .about__grid {
        grid-template-columns: 1fr;
    }
    
    .services__grid {
        grid-template-columns: 1fr;
    }
    
    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Hash form responsive */
    .hash-form {
        padding: var(--spacing-lg);
    }
    
    .hash-form input,
    .hash-form button {
        width: 100%;
    }
    
    /* Networks badges wrap */
    .networks {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* === FIX SPECIFIC OVERFLOW ISSUES === */

/* Wallet box - prevent long addresses from overflowing */
.wallet-box__address code {
    font-size: 0.7rem;
    word-break: break-all;
}

/* Donation cards */
.donate-card {
    overflow: hidden;
}

/* Services grid - ensure cards don't overflow */
.service-card {
    overflow: hidden;
    max-width: 100%;
}

/* About cards */
.about__card {
    overflow: hidden;
    max-width: 100%;
}

/* Newsletter section */
.newsletter__inner {
    max-width: 100%;
    overflow: hidden;
}

/* Hash form inputs */
.hash-form input[type="text"],
.hash-form input[type="email"],
.hash-form input[type="number"] {
    max-width: 100%;
    box-sizing: border-box;
}

/* Sponsor form */
.sponsor__form {
    max-width: 100%;
    overflow: hidden;
}

/* Footer - prevent text overflow */
.footer__links li {
    word-break: break-word;
}

/* ========================================
   SPONSOR SECTION - MOBILE FIXES
   ======================================== */
.sponsor {
    overflow: hidden;
}

.sponsor__inner {
    max-width: 100%;
    overflow: hidden;
}

.sponsor__grid {
    max-width: 100%;
    overflow: hidden;
}

.sponsor__info-card {
    max-width: 100%;
    overflow: hidden;
}

.sponsor__form-wrapper {
    max-width: 100%;
    overflow: hidden;
}

.sponsor__form {
    max-width: 100%;
}

.sponsor__form .form-input,
.sponsor__form input,
.sponsor__form textarea,
.sponsor__form select {
    max-width: 100%;
    box-sizing: border-box;
    width: 100%;
}

.radio-group {
    max-width: 100%;
}

.radio-option {
    flex-shrink: 0;
    min-width: 0;
}

.radio-option span {
    white-space: nowrap;
}

/* Sponsor section for small phones */
@media (max-width: 576px) {
    .sponsor__grid {
        grid-template-columns: 1fr !important;
        gap: var(--spacing-lg);
    }
    
    .sponsor__info-card {
        padding: var(--spacing-lg);
    }
    
    .sponsor__form-wrapper {
        padding: var(--spacing-lg);
    }
    
    .sponsor__info-icon {
        font-size: 2rem;
    }
    
    .sponsor__list li {
        font-size: 0.9rem;
        flex-wrap: wrap;
    }
    
    .radio-group {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .radio-option {
        width: 100%;
        justify-content: flex-start;
    }
    
    .sponsor__header h2 {
        font-size: 1.5rem;
    }
    
    .sponsor__header p {
        font-size: 0.9rem;
    }
}

/* Sponsor section for extra small phones */
@media (max-width: 400px) {
    .sponsor__info-card,
    .sponsor__form-wrapper {
        padding: var(--spacing-md);
    }
    
    .sponsor__info-card h3 {
        font-size: 1.1rem;
    }
    
    .sponsor__list li {
        font-size: 0.85rem;
        padding: var(--spacing-sm) 0;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    .form-input {
        font-size: 0.9rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }
}

/* ========================================
   FOOTER MOBILE LAYOUT
   Logo and name at top, rest below
   ======================================== */
@media (max-width: 768px) {
    .footer__grid {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-xl);
    }
    
    .footer__brand {
        order: -1; /* Logo first */
        text-align: center;
        padding-bottom: var(--spacing-lg);
        border-bottom: 1px solid rgba(255,255,255,0.1);
        margin-bottom: var(--spacing-md);
    }
    
    .footer__logo {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .footer__logo-text {
        text-align: center;
        width: 100%;
        margin-top: var(--spacing-sm);
    }
    
    .footer__description {
        text-align: center;
    }
    
    .footer__column {
        text-align: center;
    }
    
    .footer__column h4 {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-md);
    }
    
    .footer__links {
        align-items: center;
    }
    
    .footer__social {
        justify-content: center;
    }
    
    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer__legal {
        justify-content: center;
    }
}

@media (max-width: 400px) {
    .footer__logo img {
        height: 50px;
    }
    
    .footer__logo-text {
        font-size: 1rem;
    }
    
    .footer__description {
        font-size: 0.85rem;
    }
}

/* ========================================
   HERO TITLE - NO WORD BREAKS
   Words stay complete when wrapping
   ======================================== */
.hero__title {
    word-break: keep-all;
    overflow-wrap: normal;
    hyphens: none;
    -webkit-hyphens: none;
    -ms-hyphens: none;
}

.hero__title .highlight {
    word-break: keep-all;
    white-space: nowrap;
}

.hero__subtitle {
    word-break: keep-all;
    overflow-wrap: normal;
    hyphens: none;
}

/* Hero responsive text sizing to prevent overflow */
@media (max-width: 576px) {
    .hero__title {
        font-size: 1.75rem;
        line-height: 1.3;
        padding: 0 var(--spacing-sm);
    }
    
    .hero__subtitle {
        font-size: 1rem;
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 400px) {
    .hero__title {
        font-size: 1.5rem;
    }
    
    .hero__subtitle {
        font-size: 0.9rem;
    }
    
    .hero__content {
        padding: var(--spacing-md) var(--spacing-sm);
    }
}