/*
  ATRUS — Premium Onboarding Experience Stylesheet
  Inspired by Apple, Arc, and Linear design systems.
  Clean typography, soft gold accents, glassmorphism, and hardware-accelerated animations.
*/

:root {
  --ob-bg: #050505;
  --ob-card-bg: #0A0A0C;
  --ob-gold: #D9B873;
  --ob-gold-glow: rgba(217, 184, 115, 0.15);
  --ob-border: rgba(255, 255, 255, 0.08);
  --ob-border-hover: rgba(255, 255, 255, 0.18);
  --ob-text: #FFFFFF;
  --ob-text-muted: rgba(255, 255, 255, 0.65);
  --ob-text-placeholder: rgba(255, 255, 255, 0.35);
  --ob-ease: cubic-bezier(0.25, 1, 0.5, 1);
}

/* Modal Overlay */
.ob-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s var(--ob-ease);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  box-sizing: border-box;
}

.ob-modal.is-active {
  opacity: 1;
  pointer-events: all;
}

/* Glassmorphism Backdrop */
.ob-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 1;
  transition: opacity 0.6s var(--ob-ease);
}

/* Modal Container */
.ob-modal__container {
  position: relative;
  width: 760px;
  max-width: 90vw;
  height: 600px;
  max-height: 85vh;
  background: var(--ob-bg);
  border-radius: 28px;
  border: 1px solid rgba(217, 184, 115, 0.15);
  box-shadow: 
    0 30px 100px rgba(0, 0, 0, 0.8),
    0 0 40px rgba(217, 184, 115, 0.04),
    inset 0 0 1px 1px rgba(255, 255, 255, 0.05);
  z-index: 2;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: scale(0.96) translateY(15px);
  transition: 
    opacity 0.6s var(--ob-ease),
    transform 0.6s var(--ob-ease);
  will-change: transform, opacity;
}

.ob-modal.is-active .ob-modal__container {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* Close Button */
.ob-modal__close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: transparent;
  border: none;
  color: var(--ob-text-muted);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s, color 0.3s, transform 0.2s;
  z-index: 5;
}

.ob-modal__close:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--ob-text);
  transform: scale(1.05);
}

.ob-modal__close svg {
  width: 18px;
  height: 18px;
}

/* Progress Header */
.ob-progress {
  padding: 32px 48px 12px 48px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ob-progress__text {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ob-gold);
}

.ob-progress__bar {
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
}

.ob-progress__line {
  height: 100%;
  width: 0%;
  background: var(--ob-gold);
  border-radius: 2px;
  transition: width 0.5s var(--ob-ease);
  box-shadow: 0 0 8px var(--ob-gold-glow);
}

/* Steps Wrapper */
.ob-steps {
  flex: 1;
  padding: 12px 48px 32px 48px;
  overflow-y: auto;
  scrollbar-width: none; /* Hide scrollbar for clean aesthetic */
  position: relative;
}

.ob-steps::-webkit-scrollbar {
  display: none;
}

/* Individual Step */
.ob-step {
  display: none;
  flex-direction: column;
  height: 100%;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s var(--ob-ease), transform 0.4s var(--ob-ease);
}

.ob-step.is-active {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}

/* Step Header */
.ob-step__title {
  font-size: clamp(1.8rem, 3vw, 2.2rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--ob-text);
  margin-bottom: 8px;
}

.ob-step__subtitle {
  font-size: 15px;
  color: var(--ob-text-muted);
  margin-bottom: 32px;
  line-height: 1.5;
}

/* Step Layout Elements */
.ob-form-group {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

/* Input Fields (Floating Labels) */
.ob-input-wrapper {
  position: relative;
  width: 100%;
}

.ob-input {
  width: 100%;
  background: var(--ob-card-bg);
  border: 1px solid var(--ob-border);
  border-radius: 14px;
  padding: 24px 18px 10px 18px;
  color: var(--ob-text);
  font-size: 16px;
  font-family: inherit;
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.ob-input:focus {
  border-color: var(--ob-gold);
  box-shadow: 0 0 16px rgba(217, 184, 115, 0.12);
}

.ob-input-wrapper label {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ob-text-muted);
  font-size: 15px;
  pointer-events: none;
  transition: all 0.25s var(--ob-ease);
}

/* Float label top when focused or filled */
.ob-input:focus ~ label,
.ob-input:not(:placeholder-shown) ~ label {
  top: 14px;
  font-size: 11px;
  font-weight: 500;
  color: var(--ob-gold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Grids for Cards */
.ob-grid-2-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.ob-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.ob-grid-2-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.ob-grid-pricing {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

/* Selectable Cards */
.ob-card {
  background: var(--ob-card-bg);
  border: 1px solid var(--ob-border);
  border-radius: 16px;
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  cursor: pointer;
  position: relative;
  transition: 
    transform 0.4s var(--ob-ease), 
    border-color 0.3s, 
    box-shadow 0.3s;
  user-select: none;
  min-height: 80px;
  box-sizing: border-box;
}

.ob-card:hover {
  transform: translateY(-3px);
  border-color: var(--ob-border-hover);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.ob-card.is-selected {
  border-color: var(--ob-gold);
  box-shadow: 0 0 25px rgba(217, 184, 115, 0.15);
  background: rgba(217, 184, 115, 0.02);
}

.ob-card__title {
  font-size: 15px;
  font-weight: 500;
  color: var(--ob-text);
  transition: color 0.3s;
}

.ob-card.is-selected .ob-card__title {
  color: var(--ob-gold);
}

/* Custom Finish Cards (Step 3) */
.ob-card--finish {
  min-height: 220px;
  padding: 24px 16px;
  justify-content: flex-start;
}

.ob-card__finish-img-wrapper {
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  transition: transform 0.5s var(--ob-ease);
}

.ob-card--finish:hover .ob-card__finish-img-wrapper {
  transform: scale(1.08) rotate(2deg);
}

.ob-card__finish-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.ob-card__desc {
  font-size: 12px;
  color: var(--ob-text-muted);
  margin-top: 8px;
  line-height: 1.4;
}

/* Pill Buttons (Step 4 & 5) */
.ob-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  max-width: 620px;
  margin: 0 auto;
}

.ob-pill {
  background: var(--ob-card-bg);
  border: 1px solid var(--ob-border);
  border-radius: 100px;
  padding: 16px 28px;
  color: var(--ob-text);
  font-size: 15px;
  font-weight: 400;
  cursor: pointer;
  font-family: inherit;
  transition: 
    transform 0.4s var(--ob-ease), 
    border-color 0.3s, 
    background-color 0.3s, 
    color 0.3s,
    box-shadow 0.3s;
  user-select: none;
}

.ob-pill:hover {
  transform: translateY(-2px);
  border-color: var(--ob-border-hover);
}

.ob-pill.is-selected {
  background: var(--ob-gold);
  border-color: var(--ob-gold);
  color: #050505;
  font-weight: 500;
  box-shadow: 0 8px 20px rgba(217, 184, 115, 0.25);
}

.ob-pill.is-disabled {
  opacity: 0.4;
  pointer-events: none;
}

/* Sub-questions in Step 6 & 7 */
.ob-subquestion {
  margin-bottom: 28px;
}

.ob-subquestion__title {
  font-size: 14px;
  font-weight: 500;
  color: var(--ob-text-muted);
  margin-bottom: 12px;
  text-align: left;
  letter-spacing: 0.02em;
}

/* Textarea (Step 8) */
.ob-textarea-wrapper {
  width: 100%;
  max-width: 580px;
  margin: 0 auto;
}

.ob-textarea {
  width: 100%;
  height: 120px;
  background: var(--ob-card-bg);
  border: 1px solid var(--ob-border);
  border-radius: 16px;
  padding: 20px;
  color: var(--ob-text);
  font-size: 16px;
  font-family: inherit;
  resize: none;
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.3s, box-shadow 0.3s;
  line-height: 1.5;
}

.ob-textarea:focus {
  border-color: var(--ob-gold);
  box-shadow: 0 0 20px rgba(217, 184, 115, 0.1);
}

.ob-textarea::placeholder {
  color: var(--ob-text-placeholder);
}

/* Transition Screen Overlay */
.ob-transition {
  position: absolute;
  inset: 0;
  background: var(--ob-bg);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ob-ease);
}

.ob-transition.is-active {
  opacity: 1;
  pointer-events: all;
}

.ob-transition__text {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.25;
  color: var(--ob-text);
  max-width: 500px;
  padding: 0 32px;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.6s var(--ob-ease), transform 0.6s var(--ob-ease);
  transition-delay: 0.1s;
}

.ob-transition.is-active .ob-transition__text {
  opacity: 1;
  transform: translateY(0);
}

/* Footer / Actions Area */
.ob-actions {
  padding: 24px 48px 32px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  background: rgba(5, 5, 5, 0.4);
  backdrop-filter: blur(10px);
}

/* Success Screen */
.ob-success {
  position: absolute;
  inset: 0;
  background: var(--ob-bg);
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.8s var(--ob-ease);
}

.ob-success.is-active {
  opacity: 1;
  pointer-events: all;
}

.ob-success__confetti {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.ob-success__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 480px;
  padding: 0 24px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ob-ease), transform 0.8s var(--ob-ease);
  transition-delay: 0.2s;
}

.ob-success.is-active .ob-success__content {
  opacity: 1;
  transform: translateY(0);
}

.ob-success__title {
  font-size: clamp(2.2rem, 5vw, 2.8rem);
  font-weight: 300;
  letter-spacing: -0.04em;
  color: var(--ob-text);
  margin-bottom: 12px;
}

.ob-success__subtitle {
  font-size: 16px;
  color: var(--ob-text-muted);
  margin-bottom: 36px;
}

.ob-success__perks {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 48px;
  text-align: left;
  width: 100%;
  max-width: 280px;
}

.ob-success__perk {
  font-size: 15px;
  color: var(--ob-text);
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Custom premium gold bullet */
.ob-success__perk::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--ob-gold);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--ob-gold);
}

.ob-success__tagline {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ob-gold);
  margin-top: 24px;
  opacity: 0.8;
}

/* Responsiveness (Mobile) */
@media (max-width: 768px) {
  .ob-modal__container {
    width: 95vw;
    height: 90vh;
    border-radius: 20px;
    max-height: 90vh;
  }

  .ob-progress {
    padding: 20px 24px 8px 24px;
  }

  .ob-steps {
    padding: 8px 24px 24px 24px;
  }

  .ob-actions {
    padding: 16px 24px 24px 24px;
  }

  .ob-step__title {
    font-size: 1.6rem;
  }

  .ob-step__subtitle {
    font-size: 14px;
    margin-bottom: 20px;
  }

  /* Compact Grids for Mobile */
  .ob-grid-2-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .ob-grid-2-3 > *:last-child {
    grid-column: span 2;
  }

  .ob-grid-3 {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .ob-card--finish {
    min-height: auto;
    padding: 16px;
    flex-direction: row;
    align-items: center;
    text-align: left;
    gap: 16px;
    justify-content: flex-start;
  }

  .ob-card__finish-img-wrapper {
    width: 50px;
    height: 50px;
    margin-bottom: 0;
  }

  .ob-card--finish .ob-card__desc {
    margin-top: 4px;
  }

  .ob-grid-2-2 {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .ob-grid-pricing {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .ob-grid-pricing > *:last-child {
    grid-column: span 2;
  }

  .ob-card {
    min-height: 60px;
    padding: 14px;
  }

  .ob-pills {
    gap: 8px;
  }

  .ob-pill {
    padding: 12px 20px;
    font-size: 14px;
  }

  .ob-subquestion__title {
    font-size: 13px;
    margin-bottom: 8px;
  }
  
  .ob-subquestion {
    margin-bottom: 20px;
  }
}