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

:root {
    /* Cores baseadas no site Pharmy */
    --primary-green: #6B9080;
    --secondary-green: #A4C3B2;
    --accent-coral: #F6AE9A;
    --accent-gold: #D4AF6A;
    --hover-yellow: #F5E6D3;
    --bg-cream: #F0F0E7;
    --bg-white: #FFFFFF;
    --text-dark: #2C2C2C;
    --text-medium: #5A5A5A;
    --text-light: #8A8A8A;
    --border-light: #E0E0D8;
    --citrus: #FFB84D;
    --relax: #B76E79;
    --shadow: rgba(107, 144, 128, 0.15);
}

body {
    font-family: 'Prompt', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background: var(--bg-cream);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

#app {
    width: 100%;
    max-width: 480px;
    min-height: 100vh;
    margin: 0 auto;
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.logo {
    width: 138px;
    height: auto;
    margin: 0 auto 2rem auto;
    display: block;
}

@media (max-width: 360px) {
    .logo {
        width: 115px;
        margin-bottom: 1.5rem;
    }
}

.screen {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.5s ease forwards;
    text-align: center;
    width: 100%;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.screen h1 {
    font-size: clamp(1.5rem, 5vw, 2rem);
    font-weight: 400;
    line-height: 1.3;
    margin-bottom: 2rem;
    color: var(--text-dark);
    letter-spacing: -0.01em;
}

.screen h2 {
    font-size: clamp(1.25rem, 4vw, 1.5rem);
    font-weight: 500;
    line-height: 1.35;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    letter-spacing: -0.01em;
}

.screen p {
    font-size: clamp(0.95rem, 3vw, 1.05rem);
    color: var(--text-medium);
    margin-bottom: 1rem;
    line-height: 1.65;
}

.small-text {
    font-size: clamp(0.8rem, 2.5vw, 0.9rem);
    color: var(--text-light);
    margin-top: 1.25rem;
    line-height: 1.5;
}

button {
    background: var(--accent-gold);
    color: var(--text-dark);
    border: none;
    padding: 18px 36px;
    font-size: clamp(0.95rem, 3vw, 1.05rem);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    margin: 1.5rem auto 0 auto;
    font-weight: 600;
    min-height: 56px;
    width: 100%;
    max-width: 340px;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    display: block;
}

button:hover {
    background: #C09A54;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(212, 175, 106, 0.3);
}

button:active {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(212, 175, 106, 0.2);
}

.options {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 1.5rem;
    width: 100%;
    align-items: center;
}

.option-btn {
    background: var(--bg-white);
    color: var(--text-dark);
    border: 2px solid var(--border-light);
    padding: 20px 24px;
    font-size: clamp(0.95rem, 3vw, 1.05rem);
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    min-height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.option-btn:hover,
.option-btn:focus {
    background: var(--hover-yellow);
    border-color: var(--accent-gold);
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(212, 175, 106, 0.2);
}

.option-btn:active {
    transform: scale(0.98);
}

.validation-screen {
    padding: 2rem 0;
}

.validation-screen p {
    font-size: clamp(1.1rem, 4vw, 1.3rem);
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    font-weight: 400;
}

.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.6rem;
    color: var(--text-dark);
    font-weight: 500;
    font-size: clamp(0.9rem, 3vw, 1rem);
}

.form-group input {
    width: 100%;
    padding: 16px 18px;
    border: 2px solid var(--border-light);
    border-radius: 12px;
    font-size: clamp(0.95rem, 3vw, 1.05rem);
    transition: all 0.25s ease;
    background: var(--bg-white);
    color: var(--text-dark);
    font-family: 'Prompt', sans-serif;
    min-height: 56px;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(107, 144, 128, 0.1);
}

.form-group input::placeholder {
    color: var(--text-light);
    opacity: 0.6;
}

.result-card {
    background: var(--bg-white);
    padding: 2rem 1.75rem;
    border-radius: 20px;
    margin: 1.5rem 0;
    box-shadow: 0 6px 24px var(--shadow);
    border-left: 5px solid var(--primary-green);
}

.result-card h1 {
    font-size: clamp(1.35rem, 4.5vw, 1.65rem) !important;
    margin-bottom: 1.25rem !important;
}

.drink-card {
    background: var(--bg-white);
    padding: 1.75rem 1.5rem;
    border-radius: 18px;
    margin: 1.25rem 0;
    box-shadow: 0 4px 16px var(--shadow);
    text-align: left;
    border-left: 4px solid var(--primary-green);
}

.drink-card h3 {
    font-size: clamp(1.15rem, 4vw, 1.35rem);
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.drink-card .subtitle {
    color: var(--text-medium);
    font-size: clamp(0.9rem, 3vw, 1rem);
    margin-bottom: 1rem;
    font-weight: 400;
}

.drink-card .description {
    font-style: italic;
    color: var(--text-medium);
    font-size: clamp(0.95rem, 3vw, 1.05rem);
    line-height: 1.6;
}

.citrus-card {
    border-left-color: var(--citrus);
}

.relax-card {
    border-left-color: var(--relax);
}

.gift-badge {
    display: inline-block;
    background: var(--secondary-green);
    color: var(--text-dark);
    padding: 10px 18px;
    border-radius: 24px;
    font-size: clamp(0.85rem, 2.5vw, 0.95rem);
    margin-bottom: 1rem;
    font-weight: 500;
}

/* Melhorias para touch em mobile */
@media (hover: none) and (pointer: coarse) {
    .option-btn:hover {
        transform: none;
        background: var(--bg-white);
        border-color: var(--border-light);
        box-shadow: none;
    }

    button:hover {
        transform: none;
        background: var(--accent-gold);
    }
}

/* Ajustes para telas muito pequenas */
@media (max-width: 360px) {
    #app {
        padding: 20px 16px;
    }

    .option-btn {
        padding: 18px 20px;
        min-height: 60px;
    }

    button {
        padding: 16px 28px;
        min-height: 52px;
    }
}

/* Landscape em mobile */
@media (max-height: 600px) and (orientation: landscape) {
    #app {
        padding: 16px 20px;
    }

    .screen h1 {
        margin-bottom: 1.25rem;
    }

    .screen h2 {
        margin-bottom: 1rem;
    }
}

/* Animações para mensagens */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    to {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
}

/* Loading state para botões */
button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Acessibilidade - foco visível */
button:focus-visible,
.option-btn:focus-visible,
input:focus-visible {
    outline: 3px solid var(--primary-green);
    outline-offset: 2px;
}

/* Otimização de performance */
* {
    -webkit-tap-highlight-color: transparent;
}

img {
    user-select: none;
    -webkit-user-drag: none;
}

/* Safe area para dispositivos com notch */
@supports (padding: max(0px)) {
    #app {
        padding-left: max(20px, env(safe-area-inset-left));
        padding-right: max(20px, env(safe-area-inset-right));
    }
}

/* Animação de pulso para botão especial */
@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 4px 12px rgba(212, 175, 106, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 8px 24px rgba(212, 175, 106, 0.6);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 4px 12px rgba(212, 175, 106, 0.4);
    }
}

.pulse-btn {
    animation: pulse 2s ease-in-out infinite;
}

.pulse-btn:hover {
    animation: none;
}

.pulse-btn:active {
    animation: none;
}