/* Event Signup Manager - Front-end Styles */

/* ===== Event Card ===== */
.esm-cards-grid {
  display: grid;
  grid-template-columns: repeat(var(--esm-columns, 3), 1fr);
  gap: 24px;
  padding: 16px 0;
}

@media (max-width: 1024px) {
  .esm-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .esm-cards-grid {
    grid-template-columns: 1fr;
  }
}

.esm-event-card {
  background: var(--esm-card-bg, #ffffff);
  color: var(--esm-card-text, #1a1a1a);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
}

.esm-event-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.esm-card-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px;
}

.esm-card-logo {
  margin-bottom: 16px;
  text-align: center;
}

.esm-card-logo img {
  max-width: 100%;
  max-height: 120px;
  object-fit: contain;
  border-radius: 8px;
}

.esm-card-body {
  flex: 1;
}

.esm-card-title {
  margin: 0 0 8px 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--esm-card-text, #1a1a1a);
  line-height: 1.3;
}

.esm-card-date {
  font-size: 0.95rem;
  opacity: 0.8;
  color: var(--esm-card-text, #1a1a1a);
}

.esm-card-footer {
  margin-top: 20px;
  padding-top: 16px;
}

.esm-card-button {
  display: inline-block;
  padding: 10px 24px;
  background: var(--esm-card-accent, #2563eb);
  color: #ffffff;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.esm-card-button:hover {
  opacity: 0.9;
  transform: scale(1.02);
}

/* ===== Detail Page ===== */
.esm-detail-page {
  background: var(--esm-detail-bg, #f8fafc);
  color: var(--esm-detail-text, #1e293b);
  min-height: 60vh;
  padding: 48px 0;
}

.esm-detail-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.esm-detail-logo {
  text-align: center;
  margin-bottom: 24px;
}

.esm-detail-logo img {
  max-width: 200px;
  max-height: 100px;
  object-fit: contain;
}

.esm-detail-title {
  font-size: 2rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 8px;
  color: var(--esm-detail-text, #1e293b);
}

.esm-detail-date {
  text-align: center;
  font-size: 1.1rem;
  opacity: 0.7;
  margin-bottom: 32px;
}

.esm-detail-content {
  margin-bottom: 40px;
  line-height: 1.6;
}

/* ===== Slots ===== */
.esm-slots-wrapper {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 32px;
}

.esm-slot-block {
  background: #ffffff;
  border-radius: 16px;
  padding: 32px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  text-align: center;
}

.esm-slot-label {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--esm-detail-text, #1e293b);
}

/* ===== Countdown Timer ===== */
.esm-countdown-wrapper {
  text-align: center;
}

.esm-countdown-label {
  font-size: 0.95rem;
  opacity: 0.7;
  margin-bottom: 12px;
}

.esm-countdown-timer {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.esm-countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 64px;
  padding: 12px 16px;
  background: var(--esm-detail-bg, #f8fafc);
  border-radius: 12px;
}

.esm-cd-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--esm-detail-accent, #2563eb);
  line-height: 1;
}

.esm-cd-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
  opacity: 0.6;
}

/* ===== Slot Button ===== */
.esm-slot-button {
  display: inline-block;
  padding: 14px 40px;
  border: none;
  border-radius: 10px;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.esm-slot-button-open {
  background: var(--esm-detail-accent, #2563eb);
  color: #ffffff;
}

.esm-slot-button-open:hover {
  transform: scale(1.03);
  opacity: 0.92;
}

.esm-slot-button-locked {
  background: #cbd5e1;
  color: #64748b;
  cursor: not-allowed;
  opacity: 0.7;
}

.esm-slot-closed {
  padding: 16px;
  background: #f1f5f9;
  border-radius: 8px;
  color: #64748b;
}

/* ===== Signup Form ===== */
.esm-slot-form-container {
  margin-top: 24px;
  text-align: left;
  animation: esm-fade-in 0.3s ease;
}

@keyframes esm-fade-in {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.esm-signup-form {
  max-width: 500px;
  margin: 0 auto;
}

.esm-form-field {
  margin-bottom: 16px;
}

.esm-field-label {
  display: block;
  font-weight: 600;
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.esm-required {
  color: #dc2626;
}

.esm-signup-form input[type="text"],
.esm-signup-form input[type="email"],
.esm-signup-form input[type="tel"],
.esm-signup-form input[type="date"],
.esm-signup-form input[type="number"],
.esm-signup-form textarea,
.esm-signup-form select {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.2s ease;
  background: #ffffff;
  color: #1e293b;
}

.esm-signup-form input:focus,
.esm-signup-form textarea:focus,
.esm-signup-form select:focus {
  outline: none;
  border-color: var(--esm-detail-accent, #2563eb);
}

.esm-submit-button {
  display: block;
  width: 100%;
  padding: 14px;
  background: var(--esm-detail-accent, #2563eb);
  color: #ffffff;
  border: none;
  border-radius: 10px;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.esm-submit-button:hover {
  opacity: 0.9;
}

.esm-submit-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.esm-form-message {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 8px;
  font-weight: 600;
  text-align: center;
}

.esm-form-message.esm-success {
  background: #dcfce7;
  color: #166534;
}

.esm-form-message.esm-error {
  background: #fee2e2;
  color: #991b1b;
}

.esm-signup-closed {
  text-align: center;
  padding: 20px;
  background: #f1f5f9;
  border-radius: 8px;
  color: #64748b;
}