:root {
    --cocoa-dark: #3e2723;
    --cocoa-brown: #5d4037;
    --cocoa-medium: #795548;
    --cocoa-light: #a1887f;
    --cocoa-lighter: #d7ccc8;
    --cocoa-accent: #8d6e63;
    --cream: #faf8f5;
    --gold: #d4a574;
}

body {
    background: linear-gradient(135deg, var(--cream) 0%, #f5f0eb 100%);
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    padding: 1rem 0;
}

/* Responsive padding */
@media (min-width: 768px) {
    body {
        padding: 2rem 0;
    }
}

.bg-cocoa-gradient {
    background: linear-gradient(
        135deg,
        var(--cocoa-brown) 0%,
        var(--cocoa-dark) 100%
    );
}

.card {
    border: none;
    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.shadow-cocoa {
    box-shadow: 0 8px 24px rgba(62, 39, 35, 0.15);
}

/* Responsive shadow */
@media (max-width: 767px) {
    .shadow-cocoa {
        box-shadow: 0 4px 16px rgba(62, 39, 35, 0.12);
    }
}

.header-card {
    background: linear-gradient(
        135deg,
        var(--cocoa-brown) 0%,
        var(--cocoa-dark) 100%
    );
    position: relative;
    overflow: hidden;
}

.header-card::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

/* Responsive decorative circles */
@media (max-width: 767px) {
    .header-card::before {
        width: 200px;
        height: 200px;
        right: -20%;
    }
}

.header-card::after {
    content: "";
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
}

@media (max-width: 767px) {
    .header-card::after {
        width: 150px;
        height: 150px;
        left: -15%;
    }
}

.card-header-cocoa {
    background: linear-gradient(
        90deg,
        var(--cocoa-medium) 0%,
        var(--cocoa-accent) 100%
    );
    color: white;
    border: none;
}

.form-control,
.form-select {
    border: 2px solid var(--cocoa-lighter);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

/* Responsive form controls */
@media (max-width: 767px) {
    .form-control,
    .form-select {
        padding: 0.65rem 0.85rem;
        font-size: 0.95rem;
    }
}

.form-control:focus,
.form-select:focus {
    border-color: var(--cocoa-medium);
    box-shadow: 0 0 0 0.25rem rgba(93, 64, 55, 0.15);
}

.input-group-text {
    background: var(--cocoa-lighter);
    border: 2px solid var(--cocoa-lighter);
    color: var(--cocoa-dark);
    border-radius: 10px 0 0 10px;
}

.input-group .form-control {
    border-left: none;
    border-radius: 0 10px 10px 0;
}

.badge-cocoa {
    background: linear-gradient(
        135deg,
        var(--cocoa-light) 0%,
        var(--cocoa-accent) 100%
    );
    color: white;
    padding: 0.75rem;
    border-radius: 12px;
}

/* Responsive badge */
@media (max-width: 767px) {
    .badge-cocoa {
        padding: 0.6rem;
    }
}

.gejala-card {
    border: 2px solid var(--cocoa-lighter);
}

.select-kondisi {
    border: 2px solid var(--cocoa-lighter);
    background-color: white;
    font-weight: 500;
    font-size: 1.1rem;
}

@media (max-width: 767px) {
    .select-kondisi {
        font-size: 1rem;
    }
}

.select-kondisi:focus {
    border-color: var(--cocoa-medium);
    box-shadow: 0 0 0 0.25rem rgba(93, 64, 55, 0.15);
}

.btn-cocoa {
    background: linear-gradient(
        135deg,
        var(--cocoa-brown) 0%,
        var(--cocoa-dark) 100%
    );
    border: none;
    color: white;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-cocoa::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.5s ease;
}

.btn-cocoa:hover::before {
    left: 100%;
}

.btn-cocoa:hover {
    background: linear-gradient(135deg, var(--cocoa-dark) 0%, #2c1810 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(62, 39, 35, 0.3);
}

/* Disable hover transform on mobile */
@media (max-width: 767px) {
    .btn-cocoa:hover {
        transform: none;
    }
}

.btn-outline-cocoa {
    border: 2px solid var(--cocoa-medium);
    color: var(--cocoa-medium);
    background: white;
    font-weight: 600;
}

.btn-outline-cocoa:hover {
    background: var(--cocoa-medium);
    color: white;
    border-color: var(--cocoa-medium);
}

.divider-line {
    height: 2px;
    background: linear-gradient(
        90deg,
        var(--cocoa-lighter) 0%,
        var(--cocoa-medium) 50%,
        var(--cocoa-lighter) 100%
    );
    border: none;
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
}

/* Responsive icon size */
@media (max-width: 767px) {
    .icon-wrapper {
        width: 50px;
        height: 50px;
    }
}

.alert-cocoa {
    background: linear-gradient(135deg, #fff8f0 0%, #fff3e6 100%);
    border-left: 4px solid var(--cocoa-medium);
    color: var(--cocoa-dark);
}

.progress-container {
    background: var(--cocoa-lighter);
    height: 8px;
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar-cocoa {
    background: linear-gradient(
        90deg,
        var(--cocoa-medium) 0%,
        var(--cocoa-dark) 100%
    );
    height: 100%;
    transition: width 0.5s ease;
    border-radius: 10px;
}

.step-indicator {
    display: inline-block;
    background: var(--cocoa-lighter);
    color: var(--cocoa-dark);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Responsive step indicator */
@media (max-width: 767px) {
    .step-indicator {
        padding: 0.4rem 1rem;
        font-size: 0.85rem;
    }
}

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

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

.animate-fade-in {
    animation: fadeInUp 0.5s ease-out;
}

.animate-fade-out {
    animation: fadeOutDown 0.4s ease-out;
}

.text-cocoa {
    color: var(--cocoa-dark);
}

.text-cocoa-medium {
    color: var(--cocoa-medium);
}

.hidden {
    display: none !important;
}

.option-card {
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid var(--cocoa-lighter);
    border-radius: 12px;
    padding: 1.2rem;
    margin-bottom: 0.8rem;
}

/* Responsive option card */
@media (max-width: 767px) {
    .option-card {
        padding: 1rem;
        margin-bottom: 0.6rem;
    }
}

.option-card:hover {
    border-color: var(--cocoa-medium);
    background: #fff8f0;
    transform: translateX(5px);
}

/* Disable transform on touch devices */
@media (hover: none) {
    .option-card:hover {
        transform: none;
    }
}

.option-card.selected {
    border-color: var(--cocoa-dark);
    background: linear-gradient(135deg, #fff8f0 0%, #fff3e6 100%);
    box-shadow: 0 4px 15px rgba(93, 64, 55, 0.2);
}

.option-card input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--cocoa-dark);
}

/* Responsive radio buttons */
@media (max-width: 767px) {
    .option-card input[type="radio"] {
        width: 18px;
        height: 18px;
    }
}

/* Responsive heading sizes */
@media (max-width: 767px) {
    h2 {
        font-size: 1.5rem;
    }
    h3 {
        font-size: 1.35rem;
    }
    h4 {
        font-size: 1.15rem;
    }
    h5 {
        font-size: 1rem;
    }
}

/* Responsive card padding */
@media (max-width: 767px) {
    .card-body.p-5 {
        padding: 1.5rem !important;
    }
    .card-body.p-4 {
        padding: 1.25rem !important;
    }
    .header-card.p-5 {
        padding: 2rem !important;
    }
}

/* Responsive button sizes */
@media (max-width: 767px) {
    .btn-lg {
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
    }
}

/* Responsive icon sizes in header */
.header-icon {
    font-size: 3.5rem;
}

@media (max-width: 767px) {
    .header-icon {
        font-size: 2.5rem;
    }
}

/* Responsive question icon */
#question-icon {
    font-size: 2rem;
}

@media (max-width: 767px) {
    #question-icon {
        font-size: 1.75rem;
    }
}

/* Result page icon */
.result-icon {
    font-size: 5rem;
}

@media (max-width: 767px) {
    .result-icon {
        font-size: 3.5rem;
    }
}

/* Responsive gap in button container */
@media (max-width: 767px) {
    .d-flex.gap-3 {
        gap: 0.75rem !important;
    }
}

/* Make buttons stack on very small screens */
@media (max-width: 480px) {
    .button-container {
        flex-direction: column !important;
    }
    .button-container .btn {
        width: 100% !important;
    }
}

/* Container responsive width */
.container-xxl {
    max-width: 100%;
    padding-left: 1rem;
    padding-right: 1rem;
}

@media (min-width: 576px) {
    .container-xxl {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

@media (min-width: 768px) {
    .container-xxl {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}