/* style.css */
:root {
  --bg-dark: #09090b;
  --bg-card: rgba(24, 24, 27, 0.6);
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --accent: #6d28d9;
  --accent-hover: #5b21b6;
  --accent-glow: rgba(109, 40, 217, 0.5);
  --border-light: rgba(255, 255, 255, 0.1);
  --border-focus: rgba(255, 255, 255, 0.3);
  --success: #10b981;
  --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  height: -webkit-fill-available;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-weight: 300;
  height: 100vh;
  /* Fallback */
  height: 100dvh;
  /* Dynamic viewport height fixes mobile browser UI clipping */
  min-height: -webkit-fill-available;
  width: 100vw;
  overflow: hidden;
  position: relative;
  display: flex;
  justify-content: center;
}

/* Background Effects */
.background-elements {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
  pointer-events: none;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.5;
  animation: float 10s ease-in-out infinite alternate;
}

.blob.top-left {
  width: 300px;
  height: 300px;
  background: #3b0764;
  top: -100px;
  left: -100px;
}

.blob.bottom-right {
  width: 400px;
  height: 400px;
  background: #0f172a;
  bottom: -150px;
  right: -150px;
  animation-delay: -5s;
}

@keyframes float {
  0% {
    transform: translate(0, 0) scale(1);
  }

  100% {
    transform: translate(30px, 50px) scale(1.1);
  }
}

.app-container {
  width: 100%;
  height: 100%;
  max-width: 650px;
  position: relative;
  display: flex;
  flex-direction: column;
  z-index: 1;
  background: transparent;
}

/* Header */
.form-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 32px;
  opacity: 0;
  transform: translateY(-20px);
  animation: fadeInDown 0.8s forwards 0.2s;
}

.logo {
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.5px;
}

.progress-wrap {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.05);
  padding: 6px 12px;
  border-radius: 20px;
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
}

/* Progress Bar */
.progress-container {
  height: 3px;
  background: rgba(255, 255, 255, 0.05);
  margin: 0 32px;
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--text-primary);
  width: 0%;
  transition: width 0.6s cubic-bezier(0.65, 0, 0.35, 1);
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

/* Screens */
.screens-container {
  flex: 1;
  position: relative;
}

.screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(40px) scale(0.98);
  transition: var(--transition);
  scrollbar-width: none;
}

.screen::-webkit-scrollbar {
  display: none;
}

.screen.active {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0) scale(1);
}

.screen.previous {
  transform: translateY(-40px) scale(0.98);
  opacity: 0;
}

.content {
  width: 100%;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px;
}

.icon-wrap {
  font-size: 48px;
  margin-bottom: 24px;
  display: inline-block;
  animation: pulse 2s infinite alternate;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    text-shadow: 0 0 0 rgba(255, 255, 255, 0);
  }

  100% {
    transform: scale(1.1);
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
  }
}

h1 {
  font-size: 42px;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 16px;
  background: linear-gradient(180deg, #fff, #a1a1aa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 {
  font-size: 32px;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

p.subtitle {
  color: var(--text-secondary);
  font-size: 18px;
  line-height: 1.5;
}

/* Inputs */
.input-group {
  margin-top: 40px;
  position: relative;
}

input[type="text"],
input[type="email"],
input[type="number"],
input[type="tel"],
input[type="date"],
textarea {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 28px;
  font-weight: 400;
  padding: 12px 0;
  font-family: inherit;
  outline: none;
  resize: none;
}

input::placeholder,
textarea::placeholder {
  color: rgba(255, 255, 255, 0.15);
}

.focus-border {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--border-light);
  transition: var(--transition);
}

.focus-border::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--text-primary);
  transition: width 0.4s ease;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

input:focus~.focus-border::after,
textarea:focus~.focus-border::after {
  width: 100%;
}

.error-shake {
  animation: shake 0.5s cubic-bezier(.36, .07, .19, .97) both;
}

@keyframes shake {

  10%,
  90% {
    transform: translate3d(-1px, 0, 0);
  }

  20%,
  80% {
    transform: translate3d(2px, 0, 0);
  }

  30%,
  50%,
  70% {
    transform: translate3d(-4px, 0, 0);
  }

  40%,
  60% {
    transform: translate3d(4px, 0, 0);
  }
}

/* Buttons */
.primary-btn {
  background: var(--text-primary);
  color: var(--bg-dark);
  border: none;
  border-radius: 100px;
  padding: 18px 32px;
  font-size: 18px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: fit-content;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.15);
}

.primary-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(255, 255, 255, 0.25);
  background: #f4f4f5;
}

.primary-btn:active {
  transform: translateY(1px);
}

.mt-large {
  margin-top: 48px;
}

/* Options */
.options-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 40px;
}

.option-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: var(--transition);
  font-size: 18px;
  backdrop-filter: blur(10px);
}

.option-icon {
  font-size: 24px;
  background: rgba(255, 255, 255, 0.05);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.option-card:hover {
  border-color: var(--border-focus);
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

.option-card.selected {
  border-color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.option-card.selected .option-icon {
  background: var(--text-primary);
  color: var(--bg-dark);
}

/* Success Screen */
.text-center {
  text-align: center;
  align-items: center;
  display: flex;
  flex-direction: column;
}

.success-icon {
  width: 80px;
  height: 80px;
  background: var(--success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 32px;
  color: #fff;
  box-shadow: 0 0 40px rgba(16, 185, 129, 0.4);
  animation: scaleIn 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.success-icon svg {
  width: 40px;
  height: 40px;
}

/* Specific Input Styling */
input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(1);
  cursor: pointer;
  opacity: 0.6;
}

input[type="date"]::-webkit-calendar-picker-indicator:hover {
  opacity: 1;
}

/* Conditional Inputs */
.conditional-wrap {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.5s ease-out, opacity 0.5s ease-out;
  margin-top: 0;
}

.conditional-wrap.show {
  max-height: 200px;
  opacity: 1;
  margin-top: 16px;
}

.fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    transform: scale(0);
    opacity: 0;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Custom Screen 0 Layout */
.presentation-badge {
  display: inline-flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 12px 24px;
  border-radius: 100px;
  backdrop-filter: blur(10px);
  margin: 0 auto 32px auto;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.academy-name {
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #fff;
  font-weight: 500;
  margin-bottom: 2px;
}

.academy-sub {
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #f4f4f5;
}

.presents-text {
  font-size: 12px;
  letter-spacing: 8px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 24px;
}

.title-lockup {
  margin-bottom: 40px;
}

.main-title {
  font-size: 64px;
  font-weight: 600;
  letter-spacing: -2px;
  line-height: 1.1;
  background: linear-gradient(135deg, #ffffff 0%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
  text-shadow: 0 20px 40px rgba(109, 40, 217, 0.3);
}

.sub-titles {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.eng-sub {
  font-size: 18px;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

.tam-sub {
  font-size: 24px;
  color: #fff;
  font-weight: 400;
}

.eng-sub-small {
  font-size: 16px;
  color: var(--text-secondary);
}

.quote-box {
  border-left: 3px solid var(--accent);
  padding: 16px 24px;
  background: linear-gradient(90deg, rgba(109, 40, 217, 0.1) 0%, rgba(0, 0, 0, 0) 100%);
  margin-bottom: 40px;
  text-align: left;
}

.quote-box p {
  font-size: 18px;
  font-style: italic;
  color: #e4e4e7;
  line-height: 1.4;
  margin-bottom: 8px;
}

.quote-box p:last-child {
  margin-bottom: 0;
}

.quote-box p strong {
  font-weight: 500;
}

.footer-lockup {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.experience-tag {
  display: inline-block;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 8px 16px;
  border-radius: 8px;
  margin-bottom: 24px;
}

.tag-label {
  display: block;
  color: #34d399;
  font-size: 12px;
  letter-spacing: 2px;
  margin-bottom: 4px;
}

.tag-value {
  display: block;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #fff;
}

.btn-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.btn-top {
  font-size: 10px;
  letter-spacing: 2px;
  opacity: 0.8;
  margin-bottom: 2px;
}

.btn-main {
  font-size: 16px;
  letter-spacing: 1px;
}

.pulse-glow {
  animation: buttonPulse 3s infinite;
}

@keyframes buttonPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(167, 139, 250, 0.4);
  }

  70% {
    box-shadow: 0 0 0 15px rgba(167, 139, 250, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(167, 139, 250, 0);
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 32px;
  }

  h2 {
    font-size: 26px;
  }

  input[type="text"],
  input[type="email"],
  textarea {
    font-size: 20px;
  }

  .primary-btn {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
  }

  .matram-title {
    font-size: 36px;
    margin-bottom: 4px;
  }

  .tamil-title {
    font-size: 16px;
    margin-bottom: 4px;
  }

  .eng-sub {
    font-size: 13px;
  }

  .eng-sub-small {
    font-size: 12px;
  }

  .presentation-badge {
    margin-bottom: 12px;
    padding: 8px 12px;
  }

  .academy-name {
    font-size: 11px;
  }

  .title-lockup {
    margin-bottom: 16px;
  }

  .sub-titles {
    gap: 4px;
  }

  .quote-box {
    margin-bottom: 16px;
    padding: 10px 14px;
  }

  .quote-box p {
    font-size: 14px;
    margin-bottom: 4px;
  }

  .presents-text {
    margin-bottom: 12px;
    font-size: 10px;
  }

  .experience-tag {
    width: 100%;
    border-radius: 12px;
    margin-bottom: 16px;
    padding: 8px;
    font-size: 10px;
  }

  .btn-main-text {
    font-size: 14px;
  }

  .content {
    padding: 24px 20px;
  }

  .form-header {
    padding: 12px 20px;
  }
}

/* Extra small devices (Samsung Galaxy S8/S9, iPhone SE, etc. at ~360px width) */
@media (max-width: 400px) {
  h1 {
    font-size: 28px;
  }

  h2 {
    font-size: 22px;
  }

  p.subtitle {
    font-size: 14px;
  }

  input[type="text"],
  input[type="email"],
  textarea {
    font-size: 18px;
  }

  .primary-btn {
    padding: 16px 20px;
  }

  .matram-title {
    font-size: 32px;
    margin-bottom: 4px;
  }

  .tamil-title {
    font-size: 15px;
    margin-bottom: 4px;
  }

  .eng-sub {
    font-size: 12px;
  }

  .eng-sub-small {
    font-size: 10px;
  }

  .presentation-badge {
    margin-bottom: 16px;
    padding: 10px 16px;
  }

  .academy-name {
    font-size: 10px;
    letter-spacing: 2px;
  }

  .academy-sub {
    font-size: 8px;
  }

  .presents-text {
    margin-bottom: 16px;
    font-size: 10px;
    letter-spacing: 6px;
  }

  .title-lockup {
    margin-bottom: 20px;
  }

  .sub-titles {
    gap: 4px;
  }

  .quote-box {
    margin-bottom: 24px;
    padding: 16px 20px;
  }

  .quote-box p {
    font-size: 14px;
    margin-bottom: 4px;
    line-height: 1.4;
  }

  .experience-tag {
    margin-bottom: 24px;
    padding: 10px 14px;
    font-size: 10px;
  }

  .btn-main-text {
    font-size: 14px;
  }

  .btn-top {
    font-size: 9px;
  }

  .form-header {
    padding: 16px 20px;
  }

  .logo {
    font-size: 15px;
  }

  .progress-wrap {
    font-size: 12px;
    padding: 6px 10px;
  }

  .content {
    padding: 32px 20px;
  }

  .option-card {
    padding: 20px 20px;
    font-size: 16px;
    gap: 12px;
  }

  .option-icon {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
}

/* Large displays (Tablets, Desktops, Monitors) */
@media (min-width: 768px) {
  h1 {
    font-size: 52px;
  }

  h2 {
    font-size: 40px;
  }

  p.subtitle {
    font-size: 20px;
  }

  .matram-title {
    font-size: 84px;
    margin-bottom: 12px;
  }

  .tamil-title {
    font-size: 28px;
  }

  .eng-sub {
    font-size: 20px;
  }

  .eng-sub-small {
    font-size: 18px;
  }

  .presentation-badge {
    padding: 14px 28px;
    border-radius: 100px;
    margin-bottom: 40px;
  }

  .academy-name {
    font-size: 15px;
    letter-spacing: 4px;
  }

  .academy-sub {
    font-size: 10px;
  }

  .presents-text {
    font-size: 14px;
    letter-spacing: 12px;
    margin-bottom: 32px;
  }

  .quote-box {
    padding: 24px 32px;
    border-left-width: 4px;
    margin-bottom: 48px;
  }

  .quote-box p {
    font-size: 22px;
    margin-bottom: 12px;
    line-height: 1.5;
  }

  .experience-tag {
    padding: 12px 24px;
    border-radius: 12px;
    margin-bottom: 32px;
  }

  .tag-label {
    font-size: 14px;
    letter-spacing: 4px;
  }

  .tag-value {
    font-size: 18px;
    letter-spacing: 2px;
  }

  .btn-top {
    font-size: 12px;
    letter-spacing: 3px;
  }

  .btn-main {
    font-size: 20px;
    letter-spacing: 2px;
  }

  .primary-btn {
    padding: 20px 48px;
  }

  .form-header {
    padding: 32px 40px;
  }

  .content {
    padding: 48px 40px;
  }

  input[type="text"],
  input[type="email"],
  textarea {
    font-size: 36px;
    padding: 16px 0;
  }

  .options-grid {
    gap: 20px;
    margin-top: 48px;
  }

  .option-card {
    padding: 24px 32px;
    font-size: 22px;
  }

  .option-icon {
    width: 56px;
    height: 56px;
    font-size: 28px;
  }
}