/* === SendTime — Identidad Visual (Dark Green Theme, Acento #00D26A) === */

:root {
    /* Fondos (verde oscuro) */
    --bg-primary: #102318;
    --bg-navbar: #13281C;
    --bg-card: #1A3324;
    --bg-card-hover: #223D2D;

    /* Verde brillante (marca) */
    --green-primary: #00D26A;
    --green-hover: #00E878;
    --green-active: #00B85C;
    --green-glow: #00FF7F;
    --green-dark: #0F3D20;

    /* Texto */
    --text-primary: #FFFFFF;
    --text-secondary: #A3B5AA;
    --text-tertiary: #6B7D72;

    /* Bordes */
    --border-subtle: #1E3528;
    --border-active: #2A4D35;

    /* Tipografía */
    --font-family: 'Inter', 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Bordes redondeados */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;

    /* Colores de estado */
    --accent: #FF6B6B;
    --success: #00D26A;
}

/* === Base === */
body {
    font-family: var(--font-family);
    font-size: var(--font-size-lg);
    line-height: 1.6;
    color: var(--text-secondary);
    background: linear-gradient(180deg, #13281C 0%, #102318 100%);
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

a {
    color: var(--green-primary);
    transition: var(--transition-fast);
}

a:hover {
    color: var(--green-hover);
}

/* === Logo (reloj animado) === */
.logo-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    gap: 8px;
}

.logo-clock {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 2px solid var(--green-primary);
    border-radius: 50%;
    position: relative;
}

.logo-clock .hand-minute {
    position: absolute;
    width: 2px;
    height: 10px;
    background: var(--green-primary);
    bottom: 50%;
    left: calc(50% - 1px);
    transform-origin: bottom center;
    animation: spin-minute 4s linear infinite;
    border-radius: 1px;
}

.logo-clock .hand-hour {
    position: absolute;
    width: 2px;
    height: 7px;
    background: var(--green-primary);
    bottom: 50%;
    left: calc(50% - 1px);
    transform-origin: bottom center;
    animation: spin-hour 48s linear infinite;
    border-radius: 1px;
}

.logo-clock .center-dot {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--green-primary);
    border-radius: 50%;
    top: calc(50% - 2px);
    left: calc(50% - 2px);
}

@keyframes spin-minute {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes spin-hour {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.logo-text {
    font-size: 20px;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

/* === Navbar === */
.navbar {
    background-color: var(--bg-navbar) !important;
    border-bottom: 1px solid var(--border-subtle);
}

.navbar .nav-link {
    color: var(--text-secondary) !important;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-fast);
}

.navbar .nav-link:hover {
    color: var(--green-primary) !important;
}

.navbar .nav-link.active {
    color: var(--green-primary) !important;
}

.navbar .user-name {
    color: var(--text-tertiary) !important;
}

/* === Botones === */
.btn {
    font-size: var(--font-size-lg);
    padding: 12px 28px;
    min-height: 48px;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition-normal);
}

/* CTA Principal */
.btn-primary {
    background-color: var(--green-primary);
    border-color: var(--green-primary);
    color: var(--bg-primary);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--green-hover);
    border-color: var(--green-hover);
    color: var(--bg-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 210, 106, 0.3);
}

.btn-primary:active {
    background-color: var(--green-active);
    border-color: var(--green-active);
    color: var(--bg-primary);
}

.btn-primary:disabled {
    background-color: var(--bg-card-hover);
    border-color: var(--bg-card-hover);
    color: var(--text-tertiary);
}

/* Botón secundario (outline) */
.btn-outline-primary {
    color: var(--text-primary);
    border-color: var(--border-active);
    background: transparent;
}

.btn-outline-primary:hover {
    background-color: var(--bg-card);
    border-color: var(--green-primary);
    color: var(--text-primary);
}

.btn-outline-primary:active {
    background-color: var(--bg-card-hover);
    border-color: var(--green-primary);
    color: var(--green-primary);
}

/* Botón navbar CTA */
.btn-navbar-cta {
    color: var(--green-primary);
    border: 1px solid var(--green-primary);
    background: transparent;
    padding: 8px 20px;
    font-size: 16px;
    min-height: auto;
}

.btn-navbar-cta:hover {
    background-color: var(--green-primary);
    color: var(--bg-primary);
}

/* Botón accent (grabar) */
.btn-accent {
    background-color: var(--accent);
    border-color: var(--accent);
    color: white;
}

.btn-accent:hover {
    background-color: #e55a5a;
    border-color: #e55a5a;
    color: white;
}

.btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-active);
}

.btn-outline-secondary:hover {
    background-color: var(--bg-card);
    color: var(--text-primary);
    border-color: var(--border-active);
}

.btn-outline-danger {
    color: var(--accent);
    border-color: var(--accent);
}

.btn-outline-danger:hover {
    background-color: var(--accent);
    color: white;
}

.btn-success {
    background-color: var(--green-primary);
    border-color: var(--green-primary);
    color: var(--bg-primary);
}

/* === Formularios === */
.form-control, .form-select {
    font-size: var(--font-size-lg);
    padding: 12px 16px;
    min-height: 48px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    background-color: var(--bg-card);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

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

.form-control:focus, .form-select:focus {
    border-color: var(--green-primary);
    box-shadow: 0 0 0 0.2rem rgba(0, 210, 106, 0.2);
    background-color: var(--bg-card);
    color: var(--text-primary);
}

.form-label {
    font-weight: 600;
    font-size: var(--font-size-lg);
    margin-bottom: 8px;
    color: var(--text-primary);
}

/* === Cards === */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
    box-shadow: none;
}

.card:hover {
    border-color: var(--border-active);
    background: var(--bg-card-hover);
}

.card-footer {
    background: transparent !important;
    border-top: 1px solid var(--border-subtle) !important;
}

/* === Hero (Landing) === */
.hero-section {
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 100px 0 80px;
    min-height: 70vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-section h1 {
    font-size: 3rem;
    line-height: 1.2;
    font-weight: var(--font-weight-extrabold);
}

.hero-section p {
    font-size: 1.3rem;
    color: var(--text-secondary);
}

/* === Tabs (Auth) === */
.nav-tabs {
    border-bottom: 1px solid var(--border-subtle);
}

.nav-tabs .nav-link {
    font-size: var(--font-size-lg);
    font-weight: 600;
    padding: 14px 28px;
    color: var(--text-secondary);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    border: none;
    transition: var(--transition-fast);
}

.nav-tabs .nav-link:hover {
    color: var(--text-primary);
    border-color: transparent;
}

.nav-tabs .nav-link.active {
    color: var(--green-primary);
    background-color: var(--bg-card);
    border-color: var(--border-subtle) var(--border-subtle) var(--bg-card);
}

/* === Media type selector === */
.media-type-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    background: var(--bg-card);
    color: var(--text-secondary);
}

.media-type-btn:hover {
    border-color: var(--green-primary);
    color: var(--green-primary);
}

.media-type-btn.active {
    border-color: var(--green-primary);
    background-color: var(--green-dark);
    color: var(--green-primary);
}

/* === Record button === */
.btn-record {
    background-color: var(--accent);
    color: white;
    border: none;
    border-radius: 50%;
    width: 64px;
    height: 64px;
    font-size: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.btn-record:hover {
    background-color: #e55a5a;
    transform: scale(1.05);
}

.btn-record.recording {
    animation: pulse-record 1.5s infinite;
}

@keyframes pulse-record {
    0% { box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(255, 107, 107, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 107, 107, 0); }
}

/* === Capsule status badges === */
.badge-sealed {
    background-color: var(--green-dark);
    color: var(--green-primary);
}

.badge-scheduled {
    background-color: #3D3A0A;
    color: #ffc107;
}

.badge-delivered {
    background-color: var(--green-dark);
    color: var(--green-primary);
}

.badge-failed {
    background-color: #3D0A0A;
    color: var(--accent);
}

/* === Confirmation page === */
.confirmation-icon {
    font-size: 80px;
    color: var(--green-primary);
}

/* === Guardian fields === */
.guardian-row {
    background: var(--bg-card-hover);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 12px;
}

/* === Enhance AI button === */
.btn-enhance {
    background: linear-gradient(135deg, var(--green-primary), var(--green-glow));
    color: var(--bg-primary);
    border: none;
    font-size: 16px;
    padding: 8px 20px;
    font-weight: 600;
}

.btn-enhance:hover {
    background: linear-gradient(135deg, var(--green-hover), var(--green-glow));
    color: var(--bg-primary);
    box-shadow: 0 0 20px rgba(0, 210, 106, 0.2);
}

/* === Character counter === */
.char-counter {
    font-size: 14px;
    color: var(--text-tertiary);
}

.char-counter.warning {
    color: #ffc107;
}

.char-counter.danger {
    color: var(--accent);
}

/* === Alerts === */
.alert {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
}

.alert-success {
    background-color: var(--green-dark);
    color: var(--green-primary);
    border-color: var(--green-primary);
}

.alert-danger {
    background-color: #3D0A0A;
    color: var(--accent);
    border-color: var(--accent);
}

.alert-info {
    background-color: var(--bg-card);
    color: var(--text-secondary);
    border-color: var(--border-active);
}

.alert-warning {
    background-color: #3D3A0A;
    color: #ffc107;
    border-color: #ffc107;
}

/* === Glow effects === */
.glow-green {
    box-shadow: 0 0 60px rgba(0, 210, 106, 0.15),
                0 0 120px rgba(0, 210, 106, 0.08);
}

.glow-green-intense {
    box-shadow: 0 0 40px rgba(0, 210, 106, 0.25),
                0 0 80px rgba(0, 210, 106, 0.12);
}

/* === Footer === */
footer {
    background-color: var(--bg-navbar) !important;
    border-top: 1px solid var(--border-subtle);
    color: var(--text-tertiary) !important;
}

/* === Language dropdown === */
.lang-item {
    color: var(--text-secondary) !important;
    font-size: 14px;
    font-weight: 600;
    padding: 6px 16px;
}

.lang-item:hover {
    color: var(--green-primary) !important;
    background: var(--bg-card-hover) !important;
}

.lang-item.active {
    color: var(--green-primary) !important;
    background: var(--green-dark) !important;
}

/* === Misc === */
.bg-light {
    background-color: var(--bg-card-hover) !important;
}

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

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

hr {
    border-color: var(--border-subtle);
    opacity: 1;
}

/* === Spinner === */
.spinner-border {
    color: var(--green-primary);
}

/* === Progress === */
.progress {
    height: 8px;
    border-radius: 4px;
    background-color: var(--bg-card);
}

.progress-bar {
    background-color: var(--green-primary);
}

/* === Responsive === */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-section {
        padding: 60px 0 40px;
        min-height: 50vh;
    }

    .media-type-btn {
        padding: 10px 16px;
        font-size: 16px;
    }

    .btn {
        width: 100%;
        margin-bottom: 8px;
    }
}