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

:root {
    --primary-color: #e88ba0;
    --secondary-color: #ffd9e2;
    --accent-color: #c85a7a;
    --text-dark: #2d2d2d;
    --text-light: #666;
    --bg-light: #fef5f7;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
}

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #fef5f7 0%, #ffe8ef 100%);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: var(--white);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    font-size: 16px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.login-btn {
    background: var(--primary-color);
    color: var(--white);
    padding: 12px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(232, 139, 160, 0.3);
}

.login-btn:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 139, 160, 0.4);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: var(--text-dark);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-login {
    display: none;
}

.desktop-login {
    display: inline-block;
}

/* Hero Section */
.hero-section {
    padding: 140px 0 60px;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    animation: fadeInLeft 1s ease;
}

.hero-title {
    font-size: 64px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.hero-description {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.8;
}

.cta-button {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 18px 45px;
    border: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(232, 139, 160, 0.3);
    margin-bottom: 40px;
}

.cta-button:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(232, 139, 160, 0.45);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
    animation: float 3s ease-in-out infinite;
}

/* Portals Section */
.portals-section {
    padding: 60px 0 100px;
}

.portal-group {
    margin-bottom: 60px;
}

.portal-group-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--primary-color);
    display: inline-block;
}

.portal-group-caption {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.6;
    max-width: 800px;
}

.portals-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-top: 20px;
}

.portal-card {
    background: var(--white);
    border-radius: 30px;
    padding: 40px;
    display: flex;
    align-items: center;
    gap: 30px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    animation: fadeInUp 0.6s ease;
    position: relative;
}

.portal-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.portal-card[style*="cursor: pointer"]:hover {
    background: linear-gradient(135deg, #fff 0%, #fef5f7 100%);
}

.portal-card[style*="cursor: pointer"]:hover .portal-arrow {
    background: var(--primary-color);
    transform: translateX(5px) scale(1.1);
}

.portal-card[style*="cursor: pointer"]:hover .portal-arrow svg {
    stroke: var(--white);
}

.portal-image {
    width: 120px;
    height: 140px;
    object-fit: contain;
}

.portal-info {
    flex: 1;
}

.portal-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.portal-arrow {
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.portal-arrow:hover {
    background: var(--primary-color);
    transform: translateX(5px);
}

.portal-arrow svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent-color);
}

.portal-arrow:hover svg {
    stroke: var(--white);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-overlay.active {
    display: flex;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--secondary-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Animations */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 48px;
    }

    .hero-image {
        order: -1;
    }

    .portals-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .desktop-login {
        display: none;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px 0;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        z-index: 1000;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu .nav-link {
        padding: 15px 30px;
        border-bottom: 1px solid #f0f0f0;
    }

    .nav-menu .mobile-login {
        display: block;
        margin: 15px 30px;
        text-align: center;
    }

    .nav-menu {
        gap: 20px;
        font-size: 14px;
    }

    .brand {
        font-size: 24px;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-description {
        font-size: 16px;
    }

    .portal-card {
        padding: 25px;
        gap: 20px;
    }

    .portal-image {
        width: 80px;
        height: 100px;
    }

    .portal-name {
        font-size: 16px;
    }
}

@media (max-width: 600px) {
    .portals-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .nav-menu {
        display: none;
    }

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

    .cta-button {
        padding: 14px 32px;
        font-size: 16px;
    }
}