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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: white;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 0;
}

.container {
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.content-wrapper {
    background: white;
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}


.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(20px, 4vw, 40px);
    padding: clamp(30px, 5vw, 60px);
    flex: 1;
    align-items: center;
}

/* Seção de Informações */
.info-section {
    display: flex;
    flex-direction: column;
    gap: clamp(20px, 3vw, 30px);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: clamp(30px, 4vw, 50px);
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    position: relative;
    overflow: hidden;
}

.info-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(113, 186, 178, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.info-section .logo {
    max-width: 100%;
    width: 100%;
    max-width: 450px;
    height: auto;
    margin: 0 auto clamp(25px, 3vw, 35px);
    background: white;
    padding: clamp(15px, 2vw, 25px);
    border-radius: 12px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    position: relative;
    z-index: 1;
}

.character {
    position: relative;
    text-align: center;
}

.character-placeholder {
    width: clamp(120px, 25vw, 200px);
    margin: 0 auto;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.contact {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #71bab2;
    color: white;
    padding: clamp(8px, 1.5vw, 10px) clamp(15px, 2.5vw, 20px);
    border-radius: 25px;
    margin: 15px auto 0;
    font-weight: 500;
    font-size: clamp(12px, 2vw, 16px);
}

.contact svg {
    width: clamp(14px, 2vw, 16px);
    height: clamp(14px, 2vw, 16px);
}


.features {
    position: relative;
    z-index: 1;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: clamp(12px, 2vw, 16px);
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: clamp(10px, 2vw, 15px);
    font-size: clamp(14px, 2vw, 17px);
    line-height: 1.6;
    color: #2a3847;
    background: rgba(255, 255, 255, 0.6);
    padding: clamp(12px, 2vw, 16px);
    border-radius: 10px;
    border-left: 3px solid #71bab2;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.feature-list li:hover {
    background: rgba(255, 255, 255, 0.85);
    transform: translateX(5px);
    box-shadow: 0 2px 10px rgba(113, 186, 178, 0.15);
}

.bullet {
    color: #71bab2;
    font-size: clamp(18px, 3vw, 22px);
    font-weight: bold;
    flex-shrink: 0;
    line-height: 1;
}

/* Seção de Login */
.login-section {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #2a3847 0%, #3d4e5f 100%);
    border-radius: 20px;
    padding: clamp(30px, 5vw, 60px) clamp(20px, 4vw, 40px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
}

.login-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(113, 186, 178, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.login-section h2 {
    font-size: clamp(18px, 3vw, 24px);
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 10px;
    text-align: center;
    line-height: 1.3;
    position: relative;
    z-index: 1;
}

.login-subtitle {
    font-size: clamp(16px, 2.5vw, 20px);
    color: #71bab2;
    font-weight: 700;
    margin-bottom: clamp(25px, 4vw, 40px);
    text-align: center;
    position: relative;
    z-index: 1;
}

.buttons-container {
    display: flex;
    flex-direction: column;
    gap: clamp(15px, 2.5vw, 20px);
    width: 100%;
    max-width: 300px;
    position: relative;
    z-index: 1;
}

.btn {
    display: block;
    padding: clamp(16px, 2.5vw, 20px) clamp(30px, 5vw, 40px);
    font-size: clamp(18px, 3vw, 24px);
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    letter-spacing: clamp(0.5px, 0.15vw, 1px);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

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

.btn-aluno {
    background-color: #71bab2;
    color: white;
    position: relative;
    z-index: 1;
}

.btn-aluno:hover {
    background-color: #5fa8a0;
}

.btn-professor {
    background-color: #dfd4b3;
    color: #2a3847;
    position: relative;
    z-index: 1;
}

.btn-professor:hover {
    background-color: #d0c19f;
}

/* Responsividade */
@media (max-width: 968px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: 30px;
        align-items: stretch;
    }

    .info-section {
        text-align: center;
        padding: 25px 20px;
    }

    .info-section .logo {
        margin-left: auto;
        margin-right: auto;
    }

    .feature-list li:hover {
        transform: none;
    }

    .login-section {
        margin-top: 0;
    }
}

@media (max-width: 640px) {
    .info-section {
        padding: 20px 15px;
        border-radius: 15px;
    }

    .info-section .logo {
        max-width: 300px;
        margin-bottom: 20px;
        padding: 12px;
    }

    .feature-list {
        gap: 10px;
    }

    .feature-list li {
        padding: 10px 12px;
        font-size: 13px;
        border-left-width: 2px;
    }

    .main-content {
        padding: 20px 15px;
        gap: 20px;
    }

    .login-section {
        padding: 30px 20px;
        border-radius: 15px;
    }

    .character-placeholder {
        width: 140px;
    }

    .buttons-container {
        max-width: 100%;
    }

    .btn:hover {
        transform: none;
    }

    .btn:hover::before {
        width: 0;
        height: 0;
    }
}

@media (max-width: 400px) {
    .info-section {
        padding: 15px 12px;
    }

    .info-section .logo {
        max-width: 260px;
        padding: 10px;
    }

    .feature-list li {
        gap: 8px;
        padding: 8px 10px;
        font-size: 12px;
    }

    .main-content {
        padding: 15px 10px;
    }

    .login-section {
        padding: 25px 15px;
    }

    .contact {
        font-size: 11px;
        padding: 6px 12px;
    }

    .contact svg {
        width: 12px;
        height: 12px;
    }

    .buttons-container {
        gap: 12px;
    }
}

/* Orientação landscape para mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .main-content {
        grid-template-columns: 1fr 1fr;
        padding: 20px;
        gap: 20px;
    }

    .character-placeholder {
        width: 120px;
    }

    .login-section {
        padding: 30px 20px;
    }

    .content-wrapper {
        overflow-y: auto;
    }
}