:root {
  /* Variables de color - tema día */
  --color-primary: #4B69FD;
  --color-secondary: #FFF9EB;
  --color-tertiary: #C4C4C4;
  --color-button: #fe652b;
  --color-button-hover: #e55720;
  --color-text: #444444;
  --color-white: #FFFFFF;
  --color-relleno: #FFF9EB;
  --color-nombre-ganador: #ff4403;
  
  /* Variables responsivas base (móvil) */
  --container-max-width: 100%;
  --container-padding: 10px;
  --header-padding: 20px 10px 0;
  --input-section-padding: 20px 15px;
  --border-radius-main: 32px 32px 0 0;
  --gift-icon-size: 40px;
  --main-title-size: clamp(24px, 6vw, 32px);
  --section-title-size: clamp(20px, 4vw, 24px);
  --input-padding: 10px 12px;
  --button-padding: 10px 16px;
  --font-size-base: 14px;
  --font-size-result: clamp(28px, 6vw, 36px);
  --icono-modo-size: 2em;
  --icono-modo-position-left: 85%;
  --icono-modo-position-top: 5%;
}

/* Tema noche */
body.noche {
  --color-primary: #4B69FD;
  --color-secondary: #FFF9EB;
  --color-tertiary: #dd2525;
  --color-button: #1449e7;
  --color-button-hover: #2320e5;
  --color-text: #ece4e4;
  --color-relleno: #444444;
  --color-nombre-ganador: #4B69FD;
}

/* Reset base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Estilos del body - móvil primero */
body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(0deg, var(--color-primary) 8%, #000835 200%);
  font-family: "Inter", sans-serif;
  overflow-x: hidden;
  color: var(--color-text);
  padding: var(--container-padding);
}

body::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("assets/cielo_estrellado.gif") center/cover no-repeat,
              linear-gradient(135deg, #000 10%, #3651e8 100%);
  clip-path: circle(0% at 63% 3%);
  transition: clip-path 1.5s ease-in-out;
  z-index: 0;
}

body.noche::before {
  clip-path: circle(105% at 63% 3%);
}

/* Contenedor principal */
.main-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  width: 100%;
  max-width: var(--container-max-width);
}

/* Header banner */
.header-banner {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--header-padding);
  text-align: center;
  min-height: 40vh;
}

/* Sección de input */
.input-section {
  overflow: hidden;
  position: relative;
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding: var(--input-section-padding);
  border: 2px solid #000;
  border-radius: var(--border-radius-main);
  background-color: var(--color-secondary);
  box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.5s;
  min-height: 60vh;
}

.input-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: #222;
  z-index: 0;
  transform: translateY(-100%);
  transition: transform 1.5s ease-in-out;
}

.input-section.noche::before {
  background-color: #222;
  transform: translateY(0);
}

.input-section * {
  position: relative;
  z-index: 1;
}

/* Títulos */
.main-title {
  margin-bottom: 15px;
  font-size: var(--main-title-size);
  font-family: "Merriweather", serif;
  font-weight: 900;
  font-style: italic;
  color: var(--color-white);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  text-align: center;
  line-height: 1.2;
}

.section-title {
  margin: 10px 0 15px;
  font-family: "Inter", serif;
  font-size: var(--section-title-size);
  font-weight: 700;
  text-align: center;
  color: var(--color-primary);
}

/* Icono regalo */
.gift-icon {
  margin-bottom: 15px;
  font-size: var(--gift-icon-size);
  animation: bounce 2s infinite;
}

/* Input wrapper y elementos */
.input-wrapper {
  display: flex;
  justify-content: center;
  width: 100%;
  max-width: 400px;
  margin-bottom: 15px;
}

.input-name {
  flex: 1;
  padding: var(--input-padding);
  border: 2px solid var(--color-tertiary);
  border-radius: 20px 0 0 20px;
  border-right: none;
  font-size: var(--font-size-base);
  font-family: "Inter", sans-serif;
  transition: all 0.3s ease;
  min-width: 0; /* Permite que el input se comprima */
}

.input-name:focus {
  border-color: var(--color-button);
  box-shadow: 0 0 0 2px rgba(254, 101, 43, 0.1);
  outline: none;
}

/* Botones */
.button-add,
.button-addLista {
  padding: var(--button-padding);
  border: 2px solid var(--color-button);
  background-color: var(--color-button);
  font-size: var(--font-size-base);
  font-weight: 600;
  font-family: "Inter", sans-serif;
  color: var(--color-white);
  transition: all 0.3s ease;
  cursor: pointer;
}

.button-addLista {
  border-radius: 0 20px 20px 0;
}

.button-add {
  border-radius: 20px;
}

.button-addLista:hover,
.button-add:hover {
  border-color: var(--color-button-hover);
  background-color: var(--color-button-hover);
  box-shadow: 0 2px 8px rgba(254, 101, 43, 0.3);
  transform: translateY(-1px);
}

/* Lista de nombres */
.name-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  width: 100%;
  max-width: 100%;
  margin: 15px 0;
  font-family: "Inter", sans-serif;
  font-size: var(--font-size-base);
  color: var(--color-text);
  list-style-type: none;
}

.name-list li {
  padding: 6px 12px;
  border: 2px solid #e0e0e0;
  border-radius: 16px;
  background: var(--color-relleno);
  font-weight: 500;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  word-break: break-word;
}

/* Botones de sorteo */
.button-container {
  width: 100%;
  max-width: 280px;
  margin-top: 15px;
}

.button-draw,
.button-draw2 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  border: none;
  border-radius: 20px;
  font-size: var(--font-size-base);
  font-weight: 600;
  font-family: "Inter", sans-serif;
  transition: all 0.3s ease;
  cursor: pointer;
}

.button-draw {
  background: linear-gradient(135deg, var(--color-button), var(--color-button-hover));
  color: var(--color-white);
  box-shadow: 0 2px 10px rgba(254, 101, 43, 0.3);
}

.button-draw2 {
  background: linear-gradient(135deg, #666, #555);
  color: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* Resultado */
.resultado-nombre,
#resultado-nombre {
  font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
  font-size: var(--font-size-result);
  font-weight: bold;
  color: var(--color-nombre-ganador);
  text-align: center;
  margin-top: 15px;
  line-height: 1.2;
  word-break: break-word;
}

.result-list {
  width: 100%;
  transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  opacity: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  color: var(--color-button);
}

/* Icono modo */
.icono-modo {
  position: absolute;
  left: var(--icono-modo-position-left);
  top: var(--icono-modo-position-top);
  font-size: var(--icono-modo-size);
  animation: rotar2 2s alternate-reverse infinite;
  transition: all 0.3s;
  cursor: pointer;
}

/* Estados especiales */
.resaltado {
  background: linear-gradient(135deg, #ffd54f, #ffeb3b) !important;
  font-weight: bold !important;
  color: #333 !important;
  box-shadow: 0 2px 10px rgba(255, 193, 7, 0.6) !important;
  transform: scale(1.05) !important;
}

.ganador {
  z-index: 10;
  background: linear-gradient(135deg, var(--color-button), var(--color-button-hover)) !important;
  font-weight: bold !important;
  color: white !important;
  animation: winner-pulse 1s ease-in-out infinite alternate;
  transform: scale(1.15) !important;
}

/* Estilos para tema noche */
body.noche .input-name::placeholder {
  color: #aaa;
}

body.noche .input-name {
  background-color: #333;
  border-color: #555;
  color: #eee;
}

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

@keyframes rotar {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes rotar2 {
  from {
    transform: rotate(-15deg);
  }
  to {
    transform: rotate(15deg);
  }
}

@keyframes winner-pulse {
  from {
    box-shadow: 0 4px 15px rgba(254, 101, 43, 0.6);
  }
  to {
    box-shadow: 0 6px 25px rgba(254, 101, 43, 0.8);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Clases de utilidad */
.spinning {
  animation: spin 0.5s linear infinite;
}

.button-icon {
  font-size: 18px;
}

.button-icon-girar {
  animation: rotar 2s linear infinite;
}

/* ========== BREAKPOINTS RESPONSIVOS ========== */

/* Tablets pequeñas (576px+) */
@media (min-width: 576px) {
  :root {
    --container-max-width: 540px;
    --container-padding: 15px;
    --header-padding: 30px 15px 0;
    --input-section-padding: 25px 20px;
    --border-radius-main: 48px 48px 0 0;
    --gift-icon-size: 50px;
    --main-title-size: clamp(28px, 7vw, 40px);
    --section-title-size: clamp(22px, 5vw, 28px);
    --input-padding: 12px 15px;
    --button-padding: 12px 18px;
    --font-size-base: 15px;
    --font-size-result: clamp(32px, 7vw, 42px);
    --icono-modo-size: 2.5em;
    --icono-modo-position-left: 82%;
  }
  
  .name-list {
    gap: 10px;
  }
  
  .name-list li {
    padding: 8px 14px;
  }
  
  .input-wrapper {
    max-width: 450px;
  }
  
  .button-container {
    max-width: 300px;
  }
}

/* Tablets medianas (768px+) */
@media (min-width: 768px) {
  :root {
    --container-max-width: 720px;
    --container-padding: 20px;
    --header-padding: 35px 20px 0;
    --input-section-padding: 30px 25px;
    --border-radius-main: 56px 56px 0 0;
    --gift-icon-size: 55px;
    --main-title-size: clamp(32px, 8vw, 44px);
    --section-title-size: clamp(24px, 5vw, 32px);
    --font-size-base: 16px;
    --font-size-result: clamp(36px, 8vw, 48px);
    --icono-modo-size: 2.8em;
    --icono-modo-position-left: 80%;
  }
  
  .main-content {
    min-height: 100vh;
  }
  
  .header-banner {
    flex-direction: row-reverse;
    min-height: 35vh;
  }
  
  .input-section {
    min-height: 65vh;
  }
  
  .input-wrapper {
    max-width: 500px;
  }
  
  .name-list {
    max-width: 600px;
  }
  
  .button-draw,
  .button-draw2 {
    padding: 14px 20px;
  }
}

/* Laptops (992px+) */
@media (min-width: 992px) {
  :root {
    --container-max-width: 800px;
    --header-padding: 40px 25px 0;
    --input-section-padding: 35px 30px;
    --border-radius-main: 64px 64px 0 0;
    --gift-icon-size: 60px;
    --main-title-size: clamp(36px, 8vw, 48px);
    --section-title-size: clamp(26px, 5vw, 36px);
    --font-size-result: clamp(40px, 8vw, 52px);
    --icono-modo-size: 3em;
    --icono-modo-position-left: 78%;
  }
  
  .header-banner {
    min-height: 40vh;
  }
  
  .input-section {
    min-height: 60vh;
  }
  
  .name-list li:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
  }
  
  .button-addLista:hover,
  .button-add:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(254, 101, 43, 0.3);
  }
  
  .button-draw:hover {
    box-shadow: 0 6px 20px rgba(254, 101, 43, 0.4);
    transform: translateY(-2px);
  }
  
  .button-draw2:hover {
    background: linear-gradient(135deg, var(--color-button), var(--color-button-hover));
    box-shadow: 0 6px 20px rgba(254, 101, 43, 0.4);
    transform: translateY(-2px);
  }
  
  .icono-modo:hover {
    font-size: 3.5em;
  }
}

/* Desktops grandes (1200px+) */
@media (min-width: 1200px) {
  :root {
    --container-max-width: 900px;
    --font-size-result: clamp(44px, 8vw, 56px);
  }
  
  body {
    padding: 0;
  }
  
  .main-content {
    max-width: var(--container-max-width);
  }
}

/* Monitores muy grandes (1400px+) */
@media (min-width: 1400px) {
  :root {
    --container-max-width: 1000px;
    --main-title-size: 52px;
    --section-title-size: 38px;
    --font-size-result: 60px;
  }
}

/* Ajustes para dispositivos muy pequeños (menos de 380px) */
@media (max-width: 379px) {
  :root {
    --container-padding: 8px;
    --header-padding: 15px 8px 0;
    --input-section-padding: 15px 10px;
    --border-radius-main: 24px 24px 0 0;
    --gift-icon-size: 35px;
    --main-title-size: clamp(20px, 5vw, 28px);
    --section-title-size: clamp(18px, 4vw, 22px);
    --input-padding: 8px 10px;
    --button-padding: 8px 12px;
    --font-size-base: 13px;
    --font-size-result: clamp(24px, 6vw, 32px);
    --icono-modo-size: 1.8em;
    --icono-modo-position-left: 88%;
    --icono-modo-position-top: 8%;
  }
  
  .input-wrapper {
    max-width: 100%;
  }
  
  .name-list {
    gap: 6px;
  }
  
  .name-list li {
    padding: 5px 10px;
    font-size: 13px;
  }
  
  .button-container {
    max-width: 100%;
  }
}

/* Ajustes para altura de pantalla muy pequeña */
@media (max-height: 600px) {
  body {
    min-height: 100vh;
    align-items: stretch;
  }
  
  .main-content {
    min-height: 100vh;
  }
  
  .header-banner {
    flex: 0.8;
    min-height: auto;
    padding-bottom: 10px;
  }
  
  .input-section {
    flex: 1.2;
    min-height: auto;
  }
  
  .gift-icon {
    margin-bottom: 10px;
  }
  
  .main-title {
    margin-bottom: 10px;
  }
}