/* ========================================
   NOVABUCAL - Design System
   ======================================== */

:root {
    /* Colores de Marca */
    --primary-yellow: #F2E36F;
    --dark-accent: #3A3A3A;
    --bg-white: #FFFFFF;
    --bg-soft: #F5F5F5;
    --text-dark: #2E2E2E;
    --text-medium: #6B6B6B;
    --text-light: #9B9B9B;
    --border-light: #E8E8E8;
    --error: #E63946;
    
    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-brand: 'Poppins', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Bordes */
    --radius-sm: 10px;
    --radius-md: 12px;
    --radius-lg: 14px;
    
    /* Sombras */
    --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 0 20px rgba(242, 227, 111, 0.4);
}

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

body {
    font-family: var(--font-primary);
    background: var(--bg-soft);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    color: var(--text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.screen {
    display: none;
    width: 100%;
    max-width: 540px;
}

.screen.active {
    display: block;
}

.container {
    width: 100%;
}

/* ========================================
   Brand Header
   ======================================== */

.brand-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.logo-container {
    width: 180px;
    height: 180px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeInScale 0.6s ease-out;
    position: relative;
}

.logo-container.small {
    width: 120px;
    height: 120px;
    margin-bottom: var(--spacing-sm);
}

.brand-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50px;
    display: block;
    filter: drop-shadow(0 0 15px rgba(242, 227, 111, 0.5)) 
            drop-shadow(0 0 30px rgba(242, 227, 111, 0.3))
            drop-shadow(0 4px 12px rgba(0, 0, 0, 0.1));
    animation: gentleGlow 3s ease-in-out infinite;
}

.logo-fallback {
    width: 100%;
    height: 100%;
    border-radius: 50px;
    animation: gentleGlow 3s ease-in-out infinite;
}

@keyframes gentleGlow {
    0%, 100% {
        filter: drop-shadow(0 0 15px rgba(242, 227, 111, 0.5)) 
                drop-shadow(0 0 30px rgba(242, 227, 111, 0.3))
                drop-shadow(0 4px 12px rgba(0, 0, 0, 0.1));
    }
    50% {
        filter: drop-shadow(0 0 20px rgba(242, 227, 111, 0.7)) 
                drop-shadow(0 0 40px rgba(242, 227, 111, 0.4))
                drop-shadow(0 4px 12px rgba(0, 0, 0, 0.1));
    }
}

.brand-logo {
    font-family: var(--font-brand);
    font-size: 32px;
    font-weight: 600;
    color: var(--dark-accent);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.5px;
}

.brand-subtitle {
    font-size: 15px;
    color: var(--text-medium);
    font-weight: 400;
}

.page-title {
    font-family: var(--font-primary);
    font-size: 26px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0;
}

/* ========================================
   Cards (Login & Recorder)
   ======================================== */

.login-box,
.recorder-box {
    background: var(--bg-white);
    border-radius: 20px;
    padding: var(--spacing-2xl);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1),
                0 4px 16px rgba(0, 0, 0, 0.06),
                0 0 0 1px rgba(0, 0, 0, 0.04);
    animation: fadeInUp 0.5s ease-out;
    border: none;
    position: relative;
}


@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ========================================
   Formularios
   ======================================== */

.patient-info {
    margin-bottom: var(--spacing-xl);
    background: var(--bg-soft);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
}

.input-group {
    margin-bottom: var(--spacing-lg);
}

.input-group:last-child {
    margin-bottom: 0;
}

label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 0.2px;
}

input[type="password"],
input[type="text"],
input[type="tel"] {
    width: 100%;
    padding: 14px var(--spacing-md);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-family: var(--font-primary);
    color: var(--text-dark);
    background: var(--bg-white);
    transition: all 0.3s ease;
}

input[type="password"]:focus,
input[type="text"]:focus,
input[type="tel"]:focus {
    outline: none;
    border-color: var(--primary-yellow);
    box-shadow: 0 0 0 3px rgba(242, 227, 111, 0.1);
    background: var(--bg-white);
}

input[type="password"]::placeholder,
input[type="text"]::placeholder,
input[type="tel"]::placeholder {
    color: var(--text-light);
}


.error-message {
    color: var(--error);
    font-size: 13px;
    margin-top: var(--spacing-sm);
    min-height: 20px;
    font-weight: 500;
}

/* ========================================
   Botones
   ======================================== */

.btn {
    width: 100%;
    padding: 16px var(--spacing-lg);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    letter-spacing: 0.3px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary-yellow);
    color: var(--dark-accent);
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(242, 227, 111, 0.35), var(--shadow-glow);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========================================
   Botón de Grabación
   ======================================== */

.recorder-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.btn-record {
    background: var(--primary-yellow);
    color: var(--dark-accent);
    padding: 18px var(--spacing-xl);
    font-size: 16px;
    min-width: 280px;
    box-shadow: var(--shadow-medium);
    font-weight: 600;
}

.btn-record:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(242, 227, 111, 0.4), var(--shadow-glow);
}

.btn-record.recording {
    background: var(--primary-yellow);
    animation: pulseGlow 2s ease-in-out infinite;
}

.btn-record:active:not(:disabled) {
    transform: translateY(0);
}

.btn-record:disabled {
    opacity: 1;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: var(--shadow-soft) !important;
    background: #B0B0B0;
    color: #FFFFFF;
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 8px 24px rgba(242, 227, 111, 0.4), 0 0 20px rgba(242, 227, 111, 0.3);
    }
    50% {
        box-shadow: 0 8px 24px rgba(242, 227, 111, 0.5), 0 0 30px rgba(242, 227, 111, 0.5);
    }
}

.record-icon {
    width: 20px;
    height: 20px;
}

/* ========================================
   Estado de Grabación
   ======================================== */

.recording-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--dark-accent);
    font-weight: 500;
    font-size: 15px;
}

.recording-status.hidden {
    display: none;
}

.pulse-animation {
    width: 10px;
    height: 10px;
    background: var(--primary-yellow);
    border-radius: 50%;
    animation: blink 1.2s ease-in-out infinite;
    box-shadow: 0 0 8px rgba(242, 227, 111, 0.6);
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(0.9);
    }
}

.timer {
    font-size: 36px;
    font-weight: 600;
    color: var(--text-dark);
    font-family: var(--font-primary);
    letter-spacing: 2px;
    margin: var(--spacing-sm) 0;
}

.timer.hidden {
    display: none;
}

/* ========================================
   Botón de Descarga
   ======================================== */

.btn-download {
    background: var(--dark-accent);
    color: var(--bg-white);
    margin-top: var(--spacing-md);
    box-shadow: var(--shadow-medium);
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(58, 58, 58, 0.3);
    background: #2E2E2E;
}

.btn-download:active {
    transform: translateY(0);
}

.download-icon {
    width: 20px;
    height: 20px;
    stroke-width: 2.5;
}

.btn.hidden {
    display: none;
}

/* ========================================
   Audio Playback
   ======================================== */

.audio-player-wrapper {
    width: 100%;
    margin-top: var(--spacing-xl);
    background: var(--bg-soft);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-light);
}

.audio-player-wrapper.hidden {
    display: none;
}

.audio-player-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.audio-icon {
    width: 24px;
    height: 24px;
    color: var(--dark-accent);
    flex-shrink: 0;
}

.audio-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    letter-spacing: 0.2px;
}

#audioPlayback {
    width: 100%;
    height: 48px;
    outline: none;
    border-radius: var(--radius-sm);
}

/* Personalización del reproductor de audio nativo */
#audioPlayback::-webkit-media-controls-panel {
    background: var(--bg-white);
    border-radius: var(--radius-sm);
    padding: 0;
}

#audioPlayback::-webkit-media-controls-play-button {
    background-color: var(--primary-yellow);
    border-radius: 50%;
    margin-right: 8px;
}

#audioPlayback::-webkit-media-controls-current-time-display,
#audioPlayback::-webkit-media-controls-time-remaining-display {
    color: var(--text-dark);
    font-family: var(--font-primary);
    font-size: 13px;
    font-weight: 500;
}

#audioPlayback::-webkit-media-controls-timeline {
    background-color: var(--border-light);
    border-radius: 4px;
    height: 4px;
    margin: 0 12px;
}

#audioPlayback::-webkit-media-controls-timeline::-webkit-slider-thumb {
    background-color: var(--primary-yellow);
    border-radius: 50%;
    width: 14px;
    height: 14px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

#audioPlayback::-webkit-media-controls-volume-slider {
    background-color: var(--border-light);
    border-radius: 4px;
    height: 4px;
}

#audioPlayback::-webkit-media-controls-volume-slider::-webkit-slider-thumb {
    background-color: var(--dark-accent);
    border-radius: 50%;
    width: 12px;
    height: 12px;
}

#audioPlayback::-webkit-media-controls-mute-button {
    color: var(--dark-accent);
}

#audioPlayback::-webkit-media-controls-volume-slider-container {
    margin-left: 8px;
}

/* Para Firefox */
#audioPlayback::-moz-range-track {
    background-color: var(--border-light);
    border-radius: 4px;
    height: 4px;
}

#audioPlayback::-moz-range-thumb {
    background-color: var(--primary-yellow);
    border: none;
    border-radius: 50%;
    width: 14px;
    height: 14px;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 600px) {
    body {
        padding: var(--spacing-sm);
    }
    
    .login-box,
    .recorder-box {
        padding: var(--spacing-xl) var(--spacing-lg);
    }
    
    .brand-logo {
        font-size: 28px;
    }
    
    .page-title {
        font-size: 22px;
    }
    
    .patient-info {
        padding: var(--spacing-md);
    }
    
    .btn-record {
        min-width: 100%;
        padding: 16px var(--spacing-lg);
    }
    
    .timer {
        font-size: 32px;
    }
    
    .logo-container {
        width: 150px;
        height: 150px;
    }
    
    .logo-container.small {
        width: 100px;
        height: 100px;
    }
}

@media (max-width: 400px) {
    .brand-logo {
        font-size: 24px;
    }
    
    .page-title {
        font-size: 20px;
    }
}