:root {
    /* --- TEMA DARK (Por defecto) --- */
    --bg-main: radial-gradient(circle at top center, #1a2a3a 0%, #0f1214 80%);
    --text-main: #e0e0e0;
    --text-title: #ffffff;
    --text-muted: #a0a0a0;
    --card-bg: rgba(20, 25, 30, 0.8);
    --card-border: rgba(0, 210, 255, 0.3);
    --card-shadow: 0 0 20px rgba(0, 210, 255, 0.05);
    --cyan-primary: #00d2ff;
    --input-bg: rgba(0, 0, 0, 0.3);
    --input-border: rgba(255, 255, 255, 0.15);
    --input-focus-bg: rgba(0, 0, 0, 0.5);
    --input-text: #ffffff;
    --placeholder-color: rgba(255, 255, 255, 0.4);
    --group-text-bg: #2a2d35;
    --group-text-color: rgba(255, 255, 255, 0.6);
    --rating-empty: #333;
    --rating-filled: #fdd835;
    --opinion-card-bg: rgba(255, 255, 255, 0.05);
    --shadow-color: rgba(0, 0, 0, 0.5);
    --alert-success-bg: rgba(25, 135, 84, 0.2);
    --alert-success-text: #75b798;
    --alert-success-border: #198754;
    --alert-warning-bg: rgba(255, 193, 7, 0.2);
    --alert-warning-text: #ffda6a;
    --alert-warning-border: #ffc107;
    --badge-bg: rgba(0, 0, 0, 0.5);
    --badge-border: rgba(255, 255, 255, 0.1);
    --badge-text: #e0e0e0;
}

[data-theme='light'] {
    /* --- TEMA LIGHT --- */
    --bg-main: #f8f9fa;
    --text-main: #212529;
    --text-title: #1a1d21;
    --text-muted: #6c757d;
    --card-bg: #ffffff;
    --card-border: #dee2e6;
    --card-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --cyan-primary: #00768a;
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --input-focus-bg: #ffffff;
    --input-text: #212529;
    --placeholder-color: #6c757d;
    --group-text-bg: #e9ecef;
    --group-text-color: #495057;
    --rating-empty: #dee2e6;
    --rating-filled: #78652a;
    /* Color sugerido en el workflow */
    --opinion-card-bg: #f1f3f5;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --alert-success-bg: #d1e7dd;
    --alert-success-text: #0f5132;
    --alert-success-border: #badbcc;
    --alert-warning-bg: #fff3cd;
    --alert-warning-text: #664d03;
    --alert-warning-border: #ffecb5;
    --badge-bg: #e9ecef;
    --badge-border: #dee2e6;
    --badge-text: #212529;
}

body {
    background: var(--bg-main) !important;
    color: var(--text-main);
    min-height: 100vh;
}

h1,
h2,
h3,
h4 {
    color: var(--text-title);
}

[data-theme='dark'] h1,
[data-theme='dark'] h2,
[data-theme='dark'] h3,
[data-theme='dark'] h4 {
    text-shadow: 0 0 10px rgba(0, 210, 255, 0.3);
}

.text-muted {
    color: var(--text-muted) !important;
}

.tech-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    box-shadow: var(--card-shadow);
    padding: 2rem;
    margin-bottom: 2rem;
}

.form-control,
.form-select {
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--input-text);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--input-focus-bg);
    border-color: var(--cyan-primary);
    box-shadow: 0 0 0 0.25rem rgba(0, 210, 255, 0.25);
    color: var(--input-text);
}

.form-select option {
    background-color: var(--card-bg);
    color: var(--input-text);
}

.form-control::placeholder {
    color: var(--placeholder-color);
}

.input-group-text {
    background-color: var(--group-text-bg) !important;
    border-color: var(--input-border) !important;
    color: var(--group-text-color) !important;
}

.form-text {
    color: var(--text-muted) !important;
}

/* Star Rating */
.rating-group {
    display: inline-flex;
    flex-direction: row-reverse;
    justify-content: flex-end;
}

.rating-input {
    display: none;
}

.rating-label {
    cursor: pointer;
    width: 30px;
    height: 30px;
    margin-top: auto;
    background-repeat: no-repeat;
    background-position: center;
    background-size: 70%;
    transition: .3s;
}

/* SVG con variables para el color de relleno */
.rating-label {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='126.729' height='126.73'%3e%3cpath fill='%23333' d='M121.215 44.212l-34.899-3.3c-2.2-.2-4.101-1.6-5-3.7l-12.5-30.3c-2-5-9.101-5-11.101 0l-12.4 30.3c-.8 2.1-2.8 3.5-5 3.7l-34.9 3.3c-5.2.5-7.3 7-3.4 10.5l26.3 23.1c1.7 1.5 2.4 3.7 1.9 5.9l-7.9 32.399c-1.2 5.101 4.3 9.3 8.9 6.601l29.1-17.101c1.9-1.1 4.2-1.1 6.1 0l29.101 17.101c4.6 2.699 10.1-1.4 8.899-6.601l-7.8-32.399c-.5-2.2.2-4.4 1.9-5.9l26.3-23.1c3.8-3.5 1.6-10-3.6-10.5z'/%3e%3c/svg%3e");
}

[data-theme='light'] .rating-label {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='126.729' height='126.73'%3e%3cpath fill='%23dee2e6' d='M121.215 44.212l-34.899-3.3c-2.2-.2-4.101-1.6-5-3.7l-12.5-30.3c-2-5-9.101-5-11.101 0l-12.4 30.3c-.8 2.1-2.8 3.5-5 3.7l-34.9 3.3c-5.2.5-7.3 7-3.4 10.5l26.3 23.1c1.7 1.5 2.4 3.7 1.9 5.9l-7.9 32.399c-1.2 5.101 4.3 9.3 8.9 6.601l29.1-17.101c1.9-1.1 4.2-1.1 6.1 0l29.101 17.101c4.6 2.699 10.1-1.4 8.899-6.601l-7.8-32.399c-.5-2.2.2-4.4 1.9-5.9l26.3-23.1c3.8-3.5 1.6-10-3.6-10.5z'/%3e%3c/svg%3e");
}

.rating-input:checked~.rating-label,
.rating-label:hover,
.rating-label:hover~.rating-label {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='126.729' height='126.73'%3e%3cpath fill='%23fdd835' d='M121.215 44.212l-34.899-3.3c-2.2-.2-4.101-1.6-5-3.7l-12.5-30.3c-2-5-9.101-5-11.101 0l-12.4 30.3c-.8 2.1-2.8 3.5-5 3.7l-34.9 3.3c-5.2.5-7.3 7-3.4 10.5l26.3 23.1c1.7 1.5 2.4 3.7 1.9 5.9l-7.9 32.399c-1.2 5.101 4.3 9.3 8.9 6.601l29.1-17.101c1.9-1.1 4.2-1.1 6.1 0l29.101 17.101c4.6 2.699 10.1-1.4 8.899-6.601l-7.8-32.399c-.5-2.2.2-4.4 1.9-5.9l26.3-23.1c3.8-3.5 1.6-10-3.6-10.5z'/%3e%3c/svg%3e");
}

[data-theme='light'] .rating-input:checked~.rating-label,
[data-theme='light'] .rating-label:hover,
[data-theme='light'] .rating-label:hover~.rating-label {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='126.729' height='126.73'%3e%3cpath fill='%2378652a' d='M121.215 44.212l-34.899-3.3c-2.2-.2-4.101-1.6-5-3.7l-12.5-30.3c-2-5-9.101-5-11.101 0l-12.4 30.3c-.8 2.1-2.8 3.5-5 3.7l-34.9 3.3c-5.2.5-7.3 7-3.4 10.5l26.3 23.1c1.7 1.5 2.4 3.7 1.9 5.9l-7.9 32.399c-1.2 5.101 4.3 9.3 8.9 6.601l29.1-17.101c1.9-1.1 4.2-1.1 6.1 0l29.101 17.101c4.6 2.699 10.1-1.4 8.899-6.601l-7.8-32.399c-.5-2.2.2-4.4 1.9-5.9l26.3-23.1c3.8-3.5 1.6-10-3.6-10.5z'/%3e%3c/svg%3e");
}

.opinion-card {
    border-left: 3px solid var(--cyan-primary);
    background: var(--opinion-card-bg);
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 0 8px 8px 0;
}

/* Theme Toggle */
.theme-toggle {
    position: fixed;
    top: 80px;
    right: 20px;
    width: 45px;
    height: 45px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    transform: scale(1.1);
}

.theme-toggle i {
    font-size: 1.2rem;
    color: var(--cyan-primary);
}

/* Protection for Header */
.navbar .container-fluid,
header .container-fluid,
nav .container-fluid {
    max-width: none !important;
    width: 100% !important;
}

/* Modal and special elements adjustment */
[data-theme='light'] .content-wrapper .text-info {
    color: #005666 !important;
}

[data-theme='light'] .content-wrapper .text-success {
    color: #0f5132 !important;
}

[data-theme='light'] .content-wrapper .text-warning {
    color: #664d03 !important;
}

[data-theme='light'] .content-wrapper .text-danger {
    color: #842029 !important;
}

/* Custom Alert classes to use variables */
.custom-alert-success {
    background: var(--alert-success-bg) !important;
    color: var(--alert-success-text) !important;
    border-left: 4px solid var(--alert-success-border) !important;
}

.custom-alert-warning {
    background: var(--alert-warning-bg) !important;
    color: var(--alert-warning-text) !important;
    border-left: 4px solid var(--alert-warning-border) !important;
}

.welcome-banner {
    background: var(--alert-success-bg);
    border-left: 3px solid var(--alert-success-border);
    border-radius: 6px;
}

/* Thematic Badges */
.tm-badge {
    background-color: var(--badge-bg) !important;
    color: var(--badge-text) !important;
    border: 1px solid var(--badge-border) !important;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

[data-theme='light'] .tm-badge.text-info {
    color: #005666 !important;
}

[data-theme='light'] .tm-badge.text-warning {
    color: #78652a !important;
    /* El color de las estrellas solicitado */
}

[data-theme='light'] .tm-badge.text-muted {
    color: #495057 !important;
}

[data-theme='light'] .tm-badge.text-success {
    color: #0f5132 !important;
}

[data-theme='light'] .tm-badge.text-light {
    color: #212529 !important;
}

.tm-badge i {
    font-size: 0.9em;
}

/* Specific adjustment for "Modelo" badge to be slightly different if desired */
.tm-badge-model {
    background-color: var(--cyan-primary) !important;
    color: #ffffff !important;
    border: none !important;
}

[data-theme='light'] .tm-badge-model {
    background-color: #00768a !important;
}