:root {
    --primary-color: #FFD43B;
    --secondary-color: #FF6B6B;
    --accent-color: #4E5D78;
    --light-bg: #E3F6FF;
    --dark-text: #2C3E50;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--dark-text);
    overflow-x: hidden;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(180deg, var(--light-bg) 0%, #F0F8FF 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-section::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 212, 59, 0.2) 0%, transparent 70%);
    top: 10%;
    left: 10%;
    border-radius: 50%;
}

.hero-section::after {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.15) 0%, transparent 70%);
    bottom: 10%;
    right: 10%;
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 2rem;
}

.logo-container {
    margin-bottom: 2rem;
    animation: float 3s ease-in-out infinite;
}

.logo-container img {
    width: 250px;
    height: 250px;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.15));
}

.hero-title {
    font-size: 5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    animation: gradient-shift 3s ease infinite;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--dark-text);
    opacity: 0.8;
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.btn-primary-custom {
    background: linear-gradient(135deg, var(--primary-color), #FFC107);
    border: none;
    color: var(--dark-text);
    font-weight: 700;
    padding: 1rem 2.5rem;
    font-size: 1.2rem;
    border-radius: 50px;
    box-shadow: 0 10px 30px rgba(255, 212, 59, 0.4);
    transition: all 0.3s ease;
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 212, 59, 0.6);
    background: linear-gradient(135deg, #FFC107, var(--primary-color));
}

.btn-outline-custom {
    border: 3px solid var(--accent-color);
    color: var(--accent-color);
    font-weight: 700;
    padding: 1rem 2.5rem;
    font-size: 1.2rem;
    border-radius: 50px;
    background: transparent;
    transition: all 0.3s ease;
}

.btn-outline-custom:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(78, 93, 120, 0.3);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 2rem;
    color: var(--dark-text);
    opacity: 0.4;
}

/* Features Section */
.features-section {
    padding: 6rem 0;
    background: white;
    position: relative;
}

.features-section::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 212, 59, 0.08) 0%, transparent 70%);
    top: 20%;
    right: 10%;
    border-radius: 50%;
}

.section-title {
    font-size: 3.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--dark-text);
}

.section-subtitle {
    font-size: 1.3rem;
    text-align: center;
    color: var(--dark-text);
    opacity: 0.7;
    margin-bottom: 4rem;
}

.feature-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 1px solid #e9ecef;
    border-radius: 1.5rem;
    padding: 2.5rem;
    height: 100%;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border-color: var(--primary-color);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 2rem;
    color: white;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-icon.icon-1 { background: linear-gradient(135deg, var(--primary-color), #FFC107); }
.feature-icon.icon-2 { background: linear-gradient(135deg, var(--secondary-color), #FF5252); }
.feature-icon.icon-3 { background: linear-gradient(135deg, var(--accent-color), #5E72E4); }
.feature-icon.icon-4 { background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)); }

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-text);
}

.feature-description {
    font-size: 1.1rem;
    color: var(--dark-text);
    opacity: 0.7;
    line-height: 1.6;
}

/* Social Media Section */
.social-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, #f8f9fa 0%, var(--light-bg) 100%);
    position: relative;
}

.social-section::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.1) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
}

.social-card {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 1.5rem;
    padding: 2.5rem 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    height: 100%;
}

.social-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
    border-color: transparent;
}

.social-icon {
    width: 80px;
    height: 80px;
    border-radius: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2.2rem;
    color: white;
    transition: all 0.3s ease;
}

.social-card:hover .social-icon {
    transform: scale(1.15) rotate(5deg);
}

.social-icon.instagram { background: linear-gradient(135deg, #833AB4, #C13584, #E1306C, #FD1D1D); }
.social-icon.facebook { background: linear-gradient(135deg, #1877F2, #0C63D4); }
.social-icon.youtube { background: linear-gradient(135deg, #FF0000, #CC0000); }
.social-icon.tiktok { background: linear-gradient(135deg, #000000, #2C2C2C); }

.social-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark-text);
}

/* CTA Section */
.cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    background-size: 200% auto;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    top: -100px;
    left: -100px;
    filter: blur(80px);
}

.cta-section::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    bottom: -150px;
    right: -150px;
    filter: blur(80px);
}

.cta-content {
    position: relative;
    z-index: 10;
    text-align: center;
}

.cta-icon {
    font-size: 4rem;
    color: white;
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

.cta-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
}

.cta-subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.btn-white-custom {
    background: white;
    color: var(--dark-text);
    font-weight: 700;
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
    border-radius: 50px;
    border: none;
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.btn-white-custom:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    background: #f8f9fa;
}

.btn-accent-custom {
    background: var(--accent-color);
    color: white;
    font-weight: 700;
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
    border-radius: 50px;
    border: none;
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.btn-accent-custom:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    background: #3d4a5f;
}

.cta-note {
    margin-top: 2rem;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background: var(--accent-color);
    color: white;
    padding: 3rem 0;
}

.footer-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.footer-subtitle {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    margin: 0 1rem;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-copyright {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title { font-size: 3rem; }
    .hero-subtitle { font-size: 1.2rem; }
    .section-title { font-size: 2.5rem; }
    .cta-title { font-size: 2.5rem; }
    .logo-container img { width: 180px; height: 180px; }
    .btn-primary-custom, .btn-outline-custom { font-size: 1rem; padding: 0.8rem 1.8rem; }
}


.auth-modal {
  background: linear-gradient(145deg, var(--light-bg), #ffffff);
  border-radius: 1.5rem;
  border: none;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
}

.auth-modal .modal-header {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--dark-text);
  border-radius: 1rem 1rem 0 0;
  padding: 1rem 1.5rem;
}

.auth-modal .modal-title {
  font-weight: 800;
  color: var(--dark-text);
}

.form-control-custom {
  border: 2px solid rgba(78, 93, 120, 0.2);
  border-radius: 0.8rem;
  padding: 0.75rem 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control-custom:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(255, 212, 59, 0.2);
}

.link-accent {
  color: var(--accent-color);
  font-weight: 600;
  text-decoration: none;
  transition: color 0.3s ease;
}

.link-accent:hover {
  color: var(--secondary-color);
  text-decoration: underline;
}

.btn-primary-custom, .btn-accent-custom {
  border-radius: 0.8rem;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.btn-primary-custom {
  background: linear-gradient(135deg, var(--primary-color), #FFC107);
  color: var(--dark-text);
  box-shadow: 0 6px 20px rgba(255, 212, 59, 0.3);
}

.btn-primary-custom:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(255, 212, 59, 0.4);
}

.btn-accent-custom {
  background: var(--accent-color);
  color: white!important;
  box-shadow: 0 6px 20px rgba(78, 93, 120, 0.3);
}

.btn-accent-custom:hover {
  transform: translateY(-3px);
  background: #3d4a5f;
  box-shadow: 0 10px 25px rgba(78, 93, 120, 0.4);
}

.btn-tiktok {
    background: linear-gradient(135deg, #000000, #2C2C2C);
    color: white!important;
    font-weight: 700;
    padding: 1rem 2.5rem;
    font-size: 1.2rem;
    border-radius: 50px;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.btn-tiktok:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
    background: linear-gradient(135deg, #1c1c1c, #444444);
}