/* ==========================================================================
   Jhon Miranda - Personal Website Styles
   ========================================================================== */

/* Variables CSS */
:root {
  --bg: #0b0b0f;                    /* fondo oscuro elegante */
  --fg: #e7e7ea;                    /* texto principal */
  --muted: #a0a0aa;                 /* texto secundario */
  --card: rgba(255,255,255,.06);    /* fondo de card */
  --stroke: rgba(255,255,255,.12);  /* bordes */
  --accent: #7c5cff;                /* acento lila */
  --accent-2: #00d4ff;              /* cian para gradientes */
}

/* ==========================================================================
   Base Styles
   ========================================================================== */

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--fg);
  background: radial-gradient(1200px 600px at 70% -10%, rgba(124,92,255,.25), transparent 60%), 
              radial-gradient(900px 400px at 10% 110%, rgba(0,212,255,.20), transparent 60%), 
              var(--bg);
  display: grid;
  place-items: center;
  min-height: 100dvh;
  overflow-x: hidden;
}

.wrap {
  width: min(1024px, 92vw);
  padding: clamp(24px, 4vw, 48px);
}

/* ==========================================================================
   Card Component
   ========================================================================== */

.card {
  position: relative;
  border: 1px solid var(--stroke);
  border-radius: 24px;
  padding: clamp(28px, 5vw, 56px);
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  backdrop-filter: blur(12px);
  box-shadow: 0 20px 60px rgba(0,0,0,.4), 
              inset 0 1px 0 rgba(255,255,255,.08), 
              0 0 0 1px rgba(255,255,255,.02);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 25px 80px rgba(0,0,0,.5), 
              inset 0 1px 0 rgba(255,255,255,.12), 
              0 0 0 1px rgba(124,92,255,.1);
}

.card::before {
  content: "";
  position: absolute;
  inset: -2px;
  pointer-events: none;
  z-index: -1;
  background: conic-gradient(from 0deg, var(--accent), var(--accent-2), transparent, var(--accent));
  border-radius: 26px;
  animation: rotate 8s linear infinite;
  opacity: .3;
}

.card::after {
  content: "";
  position: absolute;
  inset: -4px;
  pointer-events: none;
  background: conic-gradient(from 120deg, transparent 0 30%, rgba(124,92,255,.2) 35%, rgba(0,212,255,.2) 45%, transparent 70%);
  filter: blur(32px);
  opacity: .7;
  z-index: -2;
}

/* ==========================================================================
   Badge Component
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem 1rem;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255,255,255,.06);
  letter-spacing: .02em;
  font-size: .9rem;
  position: relative;
  z-index: 1;
  backdrop-filter: blur(8px);
  transition: all .3s ease;
}

.badge:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(124,92,255,.3);
  transform: scale(1.02);
}

.dot {
  width: .6rem;
  height: .6rem;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--accent), var(--accent-2), var(--accent));
  box-shadow: 0 0 12px rgba(124,92,255,.8), 0 0 24px rgba(0,212,255,.4);
  animation: pulse 2s ease-in-out infinite;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1 {
  margin: 18px 0 10px;
  font-size: clamp(2rem, 6vw, 4rem);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -.02em;
  background: linear-gradient(90deg, #fff, #cfcff9 40%, #b6fff6 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  position: relative;
  z-index: 1;
}

p.sub {
  margin: 0 0 26px;
  color: var(--muted);
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  line-height: 1.6;
  max-width: 60ch;
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  appearance: none;
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.02));
  color: var(--fg);
  padding: 12px 16px;
  border-radius: 14px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease, background .2s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, transparent, rgba(255,255,255,.1), transparent);
  transform: translateX(-100%);
  transition: transform .6s ease;
}

.btn:hover::before {
  transform: translateX(100%);
}

.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(124,92,255,.6);
  box-shadow: 0 12px 32px rgba(124,92,255,.15), 0 4px 12px rgba(0,0,0,.1);
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #0b0b0f;
  position: relative;
  overflow: hidden;
}

.btn.primary::before {
  background: linear-gradient(45deg, transparent, rgba(255,255,255,.3), transparent);
}

.btn.primary:hover {
  box-shadow: 0 15px 40px rgba(0,212,255,.3), 0 8px 16px rgba(124,92,255,.2);
  transform: translateY(-3px);
}

/* ==========================================================================
   Layout Components
   ========================================================================== */

.cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  position: relative;
  z-index: 1;
}

.links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.icon {
  width: 18px;
  height: 18px;
  display: inline-block;
}

footer {
  margin-top: clamp(24px, 5vw, 40px);
  color: var(--muted);
  font-size: .95rem;
  text-wrap: balance;
  position: relative;
  z-index: 1;
}

.divider {
  height: 1px;
  background: var(--stroke);
  margin: 22px 0;
}

/* ==========================================================================
   Modal Styles
   ========================================================================== */

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.8);
  backdrop-filter: blur(12px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal.show {
  display: flex;
}

.modal-content {
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  border: 1px solid var(--stroke);
  border-radius: 24px;
  padding: clamp(24px, 4vw, 40px);
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  width: 100%;
  max-width: 420px;
  position: relative;
  animation: modalIn .3s ease;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255,255,255,.1);
  border: 1px solid var(--stroke);
  border-radius: 12px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .2s ease;
  color: var(--muted);
}

.modal-close:hover {
  background: rgba(255,255,255,.15);
}

.modal h2 {
  margin: 0 0 16px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--fg);
  background: linear-gradient(90deg, #fff, #cfcff9);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.modal p {
  margin: 0 0 24px;
  color: var(--muted);
  line-height: 1.5;
}

/* ==========================================================================
   Form Styles
   ========================================================================== */

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--fg);
  font-size: .95rem;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--stroke);
  border-radius: 12px;
  background: rgba(255,255,255,.05);
  color: var(--fg);
  font-size: 1rem;
  transition: border-color .2s ease, background .2s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(255,255,255,.08);
}

.form-input::placeholder {
  color: var(--muted);
}

.form-actions {
  display: flex;
  gap: 12px;
}

.form-actions .btn {
  flex: 1;
}

.success-message {
  text-align: center;
  color: var(--accent);
  font-weight: 600;
  display: none;
  padding: 20px;
  font-size: 1.1rem;
}

.error-message {
  background: rgba(255, 99, 99, .1);
  color: #ff6363;
  padding: 12px 16px;
  border-radius: 8px;
  border: 1px solid rgba(255, 99, 99, .2);
  margin-bottom: 16px;
  font-size: .9rem;
  display: none;
}

.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: .7;
    transform: scale(1.1);
  }
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.visually-hidden {
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden;
  clip: rect(1px,1px,1px,1px);
  white-space: nowrap;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

/* Tablet Portrait y menor */
@media (max-width: 768px) {
  .wrap {
    width: 95vw;
    padding: clamp(16px, 3vw, 32px);
  }
  
  .card {
    padding: clamp(20px, 4vw, 40px);
  }
  
  h1 {
    font-size: clamp(1.8rem, 8vw, 3rem);
  }
  
  /* CTA Section - Mejor organización en tablet */
  .cta {
    flex-direction: column;
    gap: 16px;
    align-items: stretch;
  }
  
  /* Botón principal - mantiene su diseño distintivo */
  .cta .btn.primary {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    font-size: 1rem;
    min-height: 48px; /* Mejor accesibilidad táctil */
  }
  
  /* Links sociales - mejor distribución en tablet */
  .links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    width: 100%;
  }
  
  .links .btn {
    justify-content: center;
    padding: 12px 16px;
    min-height: 44px;
  }
  
  /* Modal responsivo */
  .modal {
    padding: 16px;
  }
  
  .modal-content {
    padding: 24px;
    max-width: 90vw;
  }
  
  /* Formulario en tablet */
  .form-actions {
    gap: 16px;
  }
  
  .form-actions .btn {
    padding: 14px 20px;
    min-height: 48px;
  }
}

/* Mobile Landscape y menor */
@media (max-width: 640px) {
  /* Links en una sola columna para mejor legibilidad */
  .links {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  
  .links .btn {
    width: 100%;
    min-height: 48px;
  }
}

/* Mobile Portrait */
@media (max-width: 480px) {
  h1 {
    font-size: clamp(1.6rem, 9vw, 2.5rem);
  }
  
  p.sub {
    font-size: clamp(.95rem, 2.5vw, 1.1rem);
  }
  
  /* CTA optimizado para móvil */
  .cta {
    gap: 20px;
  }
  
  .cta .btn.primary {
    padding: 16px 24px;
    font-size: 1.05rem;
    font-weight: 700;
    min-height: 52px; /* Más grande en móvil para mejor usabilidad */
  }
  
  /* Botones de links más compactos pero accesibles */
  .links .btn {
    padding: 14px 18px;
    font-size: .95rem;
    min-height: 48px;
  }
  
  /* Iconos más pequeños en móvil */
  .links .icon {
    width: 16px;
    height: 16px;
  }
  
  /* Modal móvil */
  .modal-content {
    padding: 20px;
  }
  
  .form-actions {
    flex-direction: column;
    gap: 12px;
  }
  
  .form-actions .btn {
    width: 100%;
    min-height: 48px;
    padding: 14px 20px;
  }
}

/* Mobile pequeño */
@media (max-width: 360px) {
  .wrap {
    width: 98vw;
    padding: 12px;
  }
  
  .card {
    padding: 16px;
    border-radius: 16px;
  }
  
  /* Botones más compactos pero usables */
  .cta .btn.primary {
    padding: 14px 20px;
    min-height: 48px;
    font-size: 1rem;
  }
  
  .links .btn {
    padding: 12px 16px;
    font-size: .9rem;
    min-height: 44px;
  }
  
  .links .icon {
    width: 14px;
    height: 14px;
  }
  
  /* Modal en pantallas muy pequeñas */
  .modal-content {
    padding: 16px;
    border-radius: 20px;
  }
  
  .form-actions .btn {
    min-height: 44px;
    padding: 12px 16px;
    font-size: .95rem;
  }
}

/* Hover states solo en dispositivos que lo soporten */
@media (hover: hover) {
  .btn:hover {
    transform: translateY(-2px);
  }
  
  .btn.primary:hover {
    transform: translateY(-3px);
  }
}

/* Ajustes para pantallas táctiles */
@media (pointer: coarse) {
  .btn {
    min-height: 44px; /* Mínimo recomendado por WCAG */
  }
  
  .btn.primary {
    min-height: 48px; /* Botón principal más grande */
  }
  
  /* Reducir efectos de hover en táctiles */
  .btn:hover {
    transform: none;
  }
  
  .btn:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
}