/* Общие стили для личного кабинета клиента */

/* CSS Переменные (дизайн-система) */
:root {
    --bg-primary: hsl(10, 10%, 4%);           /* #0a0a0a */
    --text-primary: hsl(0, 0%, 98%);          /* #fafafa */
    --color-primary: hsl(217, 91%, 60%);      /* #3b82f6 */
    --color-secondary: hsl(262, 65%, 65%);    /* #8b5cf6 */
    --ai-dark: #0a0a0a;
    --ai-gray: #1a1a1a;
    --ai-blue: #3b82f6;
    --ai-purple: #8b5cf6;
    --ai-green: #10b981;
    --card-bg: hsl(10, 10%, 6%);             /* #171717 */
    --border-color: hsl(10, 10%, 15%);       /* #262626 */
    --text-muted: hsl(0, 0%, 65%);           /* #a3a3a3 */
    --color-danger: hsl(0, 84.2%, 60.2%);    /* #ef4444 */
    --gradient-primary: linear-gradient(to right, var(--ai-blue), var(--ai-purple));
    --gradient-card: linear-gradient(135deg, var(--card-bg) 0%, rgba(59, 130, 246, 0.05) 100%);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* Анимации */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0.95);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Типография */
h1 {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    h1 {
        font-size: 3rem;
    }
}

h2 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
    h2 {
        font-size: 2.25rem;
    }
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
    h3 {
        font-size: 1.875rem;
    }
}

/* Градиентный текст */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Кнопки */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    min-height: 60px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--ai-gray), var(--card-bg));
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    border-color: var(--ai-blue);
}

.btn-icon {
    min-height: 54px;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
}

/* Карточки */
.card {
    background: var(--gradient-card);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.card:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.1);
}

@media (min-width: 768px) {
    .card {
        padding: 2rem;
    }
}

/* Алерты */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    animation: fadeIn 0.3s ease;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--ai-green);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--ai-blue);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Формы */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--card-bg);
    color: var(--text-primary);
    transition: border-color 0.3s;
}

.form-input:focus {
    outline: none;
    border-color: var(--ai-blue);
}

.required {
    color: var(--color-danger);
}

/* Утилиты */
.text-muted {
    color: var(--text-muted);
}

.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* Адаптивная сетка */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 768px) {
    .grid-cols-md-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-cols-lg-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Эмодзи */
.emoji {
    font-family: 'Segoe UI Emoji', 'Apple Color Emoji', 'Noto Color Emoji', sans-serif;
}

/* Загрузчик */
.loader {
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--ai-blue);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Toast уведомления */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 9999;
}

.toast {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    margin-bottom: 0.5rem;
    min-width: 300px;
    animation: slideIn 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.toast-success {
    border-left: 4px solid var(--ai-green);
}

.toast-error {
    border-left: 4px solid var(--color-danger);
}

.toast-info {
    border-left: 4px solid var(--ai-blue);
}