/* styles/instruction.css */
/* Этот файл ДОПОЛНЯЕТ main.css */

/* ===== ОБЩИЕ СТИЛИ ДЛЯ СТРАНИЦЫ ИНСТРУКЦИИ ===== */

/* Основной контент */
.content-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(30px, 6vw, 50px);
    margin-top: 20px;
}

/* Секции инструкции */
.instruction-section {
    background: linear-gradient(145deg, rgba(13, 27, 72, 0.5), rgba(20, 35, 90, 0.4));
    border-radius: 22px;
    padding: clamp(20px, 4vw, 40px);
    border: 1px solid rgba(74, 157, 255, 0.15);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    margin-bottom: 30px;
}

.instruction-section:hover {
    transform: translateY(-5px);
    border-color: var(--accent, #00FFC5);
    box-shadow: 0 15px 35px rgba(0, 255, 197, 0.1);
}

.section-header {
    display: flex;
    align-items: center;
    gap: clamp(10px, 3vw, 15px);
    margin-bottom: clamp(20px, 4vw, 30px);
    padding-bottom: clamp(10px, 2vw, 15px);
    border-bottom: 2px solid rgba(74, 157, 255, 0.2);
    flex-wrap: wrap;
}

.section-icon {
    width: clamp(40px, 8vw, 50px);
    height: clamp(40px, 8vw, 50px);
    background: linear-gradient(135deg, var(--accent, #00FFC5), #00D4A3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.section-icon i {
    font-size: clamp(20px, 4vw, 24px);
    color: #00110D;
}

.section-title {
    font-size: clamp(1.4rem, 5vw, 2rem);
    font-weight: 700;
    background: linear-gradient(90deg, var(--accent, #00FFC5), var(--primary-light, #4A9DFF));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 15px rgba(0, 255, 197, 0.3);
}

/* Шаги */
.step {
    background: rgba(13, 27, 72, 0.3);
    border-radius: 18px;
    padding: clamp(20px, 3vw, 25px);
    margin-bottom: clamp(15px, 3vw, 25px);
    border-left: 4px solid var(--accent, #00FFC5);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.step:hover {
    background: rgba(13, 27, 72, 0.5);
    border-left-color: var(--primary-light, #4A9DFF);
    transform: translateX(5px);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: clamp(30px, 6vw, 36px);
    height: clamp(30px, 6vw, 36px);
    background: linear-gradient(135deg, var(--accent, #00FFC5), #00D4A3);
    color: #00110D;
    border-radius: 50%;
    font-weight: 800;
    font-size: clamp(1rem, 3vw, 1.2rem);
    margin-bottom: 15px;
}

.step-title {
    font-size: clamp(1.2rem, 4vw, 1.5rem);
    font-weight: 700;
    color: var(--white, #FFFFFF);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: clamp(8px, 2vw, 10px);
    flex-wrap: wrap;
}

.step-title i {
    color: var(--accent, #00FFC5);
}

.step-content {
    color: var(--text-muted, #B0B8D0);
    font-size: clamp(0.95rem, 3vw, 1.1rem);
    line-height: 1.7;
}

.step-content ul {
    margin-left: 20px;
    margin-top: 10px;
}

.step-content li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 10px;
}

.step-content li::before {
    content: "\2022";
    color: var(--accent, #00FFC5);
    font-weight: bold;
    position: absolute;
    left: -15px;
}

/* Сетка устройств */
.devices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: clamp(20px, 4vw, 30px);
    margin-top: 30px;
}

.device-card {
    background: rgba(13, 27, 72, 0.3);
    border-radius: 18px;
    padding: clamp(20px, 4vw, 25px);
    text-align: center;
    border: 1px solid rgba(74, 157, 255, 0.15);
    transition: all 0.3s ease;
}

.device-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent, #00FFC5);
    box-shadow: 0 15px 30px rgba(0, 255, 197, 0.1);
}

.device-icon {
    width: clamp(60px, 12vw, 70px);
    height: clamp(60px, 12vw, 70px);
    background: linear-gradient(135deg, var(--accent, #00FFC5), #00D4A3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto clamp(15px, 3vw, 20px);
}

.device-icon i {
    font-size: clamp(28px, 6vw, 32px);
    color: #00110D;
}

.device-title {
    font-size: clamp(1.2rem, 4vw, 1.4rem);
    font-weight: 700;
    color: var(--white, #FFFFFF);
    margin-bottom: 10px;
}

.device-description {
    color: var(--text-muted, #B0B8D0);
    font-size: clamp(0.9rem, 3vw, 1rem);
    line-height: 1.6;
}

/* Сетка советов */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: clamp(20px, 4vw, 25px);
    margin-top: 30px;
}

.tip-card {
    background: rgba(13, 27, 72, 0.3);
    border-radius: 18px;
    padding: clamp(20px, 3vw, 25px);
    border-left: 4px solid #69db7c;
    transition: all 0.3s ease;
}

.tip-card:hover {
    background: rgba(13, 27, 72, 0.5);
    transform: translateY(-3px);
}

.tip-title {
    font-size: clamp(1.1rem, 4vw, 1.3rem);
    font-weight: 700;
    color: var(--white, #FFFFFF);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.tip-title i {
    color: #69db7c;
}

.tip-content {
    color: var(--text-muted, #B0B8D0);
    line-height: 1.6;
    font-size: clamp(0.9rem, 3vw, 1rem);
}

/* Секция призыва */
.cta-section {
    text-align: center;
    padding: clamp(30px, 6vw, 50px) 0;
    margin-top: clamp(20px, 4vw, 30px);
}

.cta-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
    font-weight: 800;
    background: linear-gradient(90deg, var(--accent, #00FFC5), var(--primary-light, #4A9DFF));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: clamp(20px, 4vw, 30px);
    text-shadow: 0 0 15px rgba(0, 255, 197, 0.3);
    padding: 0 15px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: clamp(15px, 3vw, 30px);
    flex-wrap: wrap;
    padding: 0 15px;
}

.cta-buttons .subs-link {
    min-width: 200px;
}

/* Светлая тема */
body.light-theme .instruction-section {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.85), rgba(240, 245, 255, 0.75));
}

body.light-theme .step {
    background: rgba(255, 255, 255, 0.5);
}

body.light-theme .step-title {
    color: #1A202C;
}

body.light-theme .device-card {
    background: rgba(255, 255, 255, 0.5);
}

body.light-theme .device-title {
    color: #1A202C;
}

body.light-theme .tip-card {
    background: rgba(255, 255, 255, 0.5);
}

body.light-theme .tip-title {
    color: #1A202C;
}

body.light-theme .section-icon {
    background: linear-gradient(135deg, var(--accent, #00A2FF), #0088CC);
}

body.light-theme .section-icon i {
    color: white;
}

/* Адаптивность */
@media (max-width: 768px) {
    .section-header {
        justify-content: center;
        text-align: center;
    }

    .step:hover {
        transform: translateX(0);
    }

    .step:active {
        transform: translateX(5px);
    }

    .device-card:hover {
        transform: translateY(-3px);
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-buttons .subs-link {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 1.3rem;
    }

    .step {
        padding: 18px;
    }

    .step-title {
        font-size: 1.1rem;
    }

    .step-content {
        font-size: 0.9rem;
    }

    .device-card {
        padding: 20px;
    }

    .tip-card {
        padding: 18px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .devices-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tips-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Улучшения для touch-устройств */
@media (hover: none) and (pointer: coarse) {
    .btn:hover,
    .device-card:hover,
    .step:hover {
        transform: none;
    }

    .btn:active {
        transform: scale(0.98);
    }

    .device-card:active {
        transform: translateY(-2px);
    }

    .step:active {
        transform: translateX(5px);
    }
}

/* Плавная анимация появления (легкая версия через transform/opacity) */
.fade-in {
    animation: none;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.35s ease, transform 0.35s ease;
    will-change: transform, opacity;
}

.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Экстремально маленькие экраны (включая 320x320) */
@media (max-width: 360px), (max-height: 360px) {
    .hero-title {
        font-size: 22px;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 14px;
        line-height: 1.45;
    }

    .instruction-section {
        padding: 14px 10px;
    }

    .section-header {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .section-title {
        font-size: 20px;
    }

    .step {
        padding: 14px 10px;
    }

    .step-title {
        font-size: 1rem;
    }

    .step-content {
        font-size: 13px;
    }

    .devices-grid,
    .tips-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .device-card,
    .tip-card {
        padding: 14px 10px;
    }

    .cta-buttons {
        width: 100%;
        gap: 10px;
    }

    .cta-buttons .subs-link,
    .cta-buttons .btn {
        width: 100%;
        max-width: none;
        justify-content: center;
    }
}