frontend/src/components/Landing/Landing.css

/**
 * Copyright 2025 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

.sushruta-landing {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--sushruta-bg-primary) 0%, var(--sushruta-bg-secondary) 100%);
  color: var(--sushruta-text-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 40px 20px;
  position: relative;
  overflow: hidden;
}

/* Background Glowing Orbs */
.orb {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  pointer-events: none;
  z-index: 0;
}

.orb-blue {
  top: 10%;
  left: 10%;
  background: var(--sushruta-accent-blue);
  animation: floatOrb 12s infinite alternate ease-in-out;
}

.orb-purple {
  bottom: 15%;
  right: 10%;
  background: var(--sushruta-accent-purple);
  animation: floatOrb 16s infinite alternate-reverse ease-in-out;
}

@keyframes floatOrb {
  0% {
    transform: translate(0, 0) scale(1);
  }
  100% {
    transform: translate(50px, 30px) scale(1.1);
  }
}

/* Header */
.sushruta-header {
  text-align: center;
  margin-top: 40px;
  margin-bottom: 20px;
  z-index: 1;
  animation: fadeInDown 0.8s ease-out;
}

.sushruta-title {
  font-family: 'Google Sans', sans-serif;
  font-size: 54px;
  font-weight: 700;
  margin: 0;
  letter-spacing: -1.5px;
  background: linear-gradient(90deg, #ffffff 30%, var(--sushruta-accent-teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.sushruta-tagline {
  font-size: 18px;
  color: var(--sushruta-text-secondary);
  margin-top: 10px;
  font-weight: 400;
  letter-spacing: 0.5px;
}

/* Main Layout */
.sushruta-main {
  width: 100%;
  max-width: 1100px;
  z-index: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-grow: 1;
  margin: 40px 0;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  width: 100%;
}

@media (max-width: 768px) {
  .module-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .sushruta-title {
    font-size: 40px;
  }
}

/* Module Cards with Glassmorphism */
.module-card {
  position: relative;
  background: var(--sushruta-bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 24px;
  padding: 3px; /* For the gradient border */
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 0.8s ease-out;
}

.card-inner {
  background: #111124;
  border-radius: 21px;
  padding: 40px 30px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  transition: background 0.3s ease;
}

.card-icon {
  font-size: 48px;
  margin-bottom: 24px;
}

.card-title {
  font-family: 'Google Sans', sans-serif;
  font-size: 26px;
  font-weight: 600;
  color: #ffffff;
  margin: 0 0 16px 0;
}

.card-description {
  font-size: 16px;
  line-height: 1.6;
  color: var(--sushruta-text-secondary);
  margin: 0 0 32px 0;
  flex-grow: 1;
}

.card-action {
  font-family: 'Google Sans', sans-serif;
  font-size: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.3s ease;
}

.card-action .arrow {
  transition: transform 0.3s ease;
}

/* Card hover glow & gradient borders */
.card-previsit .card-border-gradient {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--sushruta-accent-blue) 0%, var(--sushruta-accent-purple) 100%);
  z-index: -1;
  opacity: 0.3;
  transition: opacity 0.4s ease;
}

.card-radiology .card-border-gradient {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--sushruta-accent-teal) 0%, var(--sushruta-accent-blue) 100%);
  z-index: -1;
  opacity: 0.3;
  transition: opacity 0.4s ease;
}

/* Hover effects */
.module-card:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card-previsit:hover {
  box-shadow: 0 0 30px rgba(79, 143, 255, 0.2);
}

.card-radiology:hover {
  box-shadow: 0 0 30px rgba(0, 212, 170, 0.2);
}

.module-card:hover .card-border-gradient {
  opacity: 1;
}

.module-card:hover .card-inner {
  background: #14142b;
}

.module-card:hover .card-action {
  gap: 12px;
}

.module-card:hover .card-action .arrow {
  transform: translateX(4px);
}

.card-previsit .card-action {
  color: var(--sushruta-accent-blue);
}

.card-radiology .card-action {
  color: var(--sushruta-accent-teal);
}

/* Footer & Disclaimer */
.sushruta-footer {
  width: 100%;
  max-width: 900px;
  text-align: center;
  z-index: 1;
  margin-top: 40px;
  animation: fadeInUp 1s ease-out;
}

.disclaimer-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 16px 24px;
  font-size: 13px;
  line-height: 1.5;
  color: #8a8a9a;
  text-align: justify;
  margin-bottom: 24px;
}

.footer-credits {
  font-size: 13px;
  color: #6a6a7a;
}

/* Entrance Animations */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}