/* Stylesheet for Case Study Pages (e.g. Invest Club Telegram Mini App) */

/* Layout & Typography */
.case-page {
    background-color: #0a0a0c;
    color: #e2e2e5;
    font-family: 'Inter', sans-serif;
}

.case-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.case-section {
    padding-bottom: 80px;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

@media (max-width: 768px) {
    .case-section {
        padding-bottom: 50px;
    }
}

.case-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 69, 0, 0.08);
    border: 1px solid rgba(255, 69, 0, 0.25);
    color: #ff4500;
    font-family: 'Outfit', sans-serif;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 6px 16px;
    border-radius: 9999px;
    margin-bottom: 20px;
}

.hero-case {
    margin-top: 60px;
}

.case-title {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(1.7rem, 3.5vw, 2.5rem);
    font-weight: 800;
    line-height: 1.2;
    color: #ffffff;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

/* Hero Centered Section */
.hero-centered-content {
    max-width: 860px;
    margin: 0 auto 24px auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.case-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: #a0a0ab;
    line-height: 1.6;
    max-width: 780px;
    margin-bottom: 20px;
}

.case-meta-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    background: rgba(17, 17, 19, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 9999px;
    padding: 10px 24px;
    margin-bottom: 24px;
    backdrop-filter: blur(12px);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
}

.meta-item .meta-label {
    color: #787880;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 11px;
    font-weight: 600;
}

.meta-item .meta-val {
    color: #ffffff;
    font-weight: 600;
}

.meta-divider {
    width: 1px;
    height: 16px;
    background: rgba(255, 255, 255, 0.12);
}

.stack-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.stack-pill {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #e2e2e5;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: 6px;
}

.centered-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Grand Hero Showcase */
.hero-grand-showcase {
    position: relative;
    width: 100%;
    margin-top: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.showcase-glow-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: min(800px, 90vw);
    height: min(450px, 80vw);
    background: radial-gradient(circle, rgba(124, 58, 237, 0.25) 0%, rgba(255, 69, 0, 0.1) 40%, transparent 70%);
    filter: blur(60px);
    pointer-events: none;
    z-index: 0;
}

.showcase-trio {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 28px;
    width: 100%;
    max-width: 1080px;
}

.showcase-card {
    width: 310px;
    height: 540px;
    border-radius: 0;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
    background: #0d0e15;
    flex-shrink: 0;
    overflow: hidden;
}

.showcase-card:hover {
    transform: translateY(-12px);
    border-color: #ff4500;
    box-shadow: 0 35px 70px rgba(255, 69, 0, 0.25);
}

.showcase-card.main-card {
    transform: scale(1.08);
    z-index: 2;
    border-color: rgba(124, 58, 237, 0.4);
    box-shadow: 0 30px 70px rgba(124, 58, 237, 0.3);
}

.showcase-card.main-card:hover {
    transform: scale(1.1) translateY(-12px);
    border-color: #ff4500;
}

.showcase-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 8px;
    display: block;
}

@media (max-width: 992px) {
    .case-meta-bar {
        border-radius: 20px;
        flex-direction: column;
        gap: 12px;
        align-items: center;
    }

    .meta-divider {
        display: none;
    }

    .showcase-trio {
        flex-wrap: wrap;
        gap: 20px;
    }

    .showcase-card {
        width: 260px;
    }

    .showcase-card.main-card {
        transform: none;
    }
}

/* Clean Sharp Screenshot Displays (No Rounded Corners, No Cropping) */
.phones-trio {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 20px;
    position: relative;
}

.app-screen-card {
    width: 220px;
    border-radius: 0;
    overflow: hidden;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.app-screen-card:hover {
    transform: translateY(-6px);
    border-color: #ff4500;
}

.app-screen-card.center-card {
    transform: scale(1.04);
    z-index: 2;
}

.app-screen-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 0;
    object-fit: contain;
}

@media (max-width: 768px) {
    .phones-trio {
        flex-wrap: wrap;
        gap: 14px;
    }

    .app-screen-card {
        width: 160px;
    }

    .app-screen-card.center-card {
        transform: none;
    }

    .hero-grand-showcase {
        margin-top: 20px;
    }
}

/* Feature Cards Grid (About Block) */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 40px;
}

@media (max-width: 992px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .advantages-grid {
        grid-template-columns: 1fr;
    }
}

.advantage-card {
    background: rgba(17, 17, 19, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 16px;
    padding: 28px 24px;
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}

.advantage-card:hover {
    border-color: rgba(255, 69, 0, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 15px 30px -10px rgba(255, 69, 0, 0.15);
}

.advantage-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(255, 69, 0, 0.08);
    border: 1px solid rgba(255, 69, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ff4500;
    margin-bottom: 20px;
}

.advantage-title {
    font-family: 'Outfit', sans-serif;
    font-size: 17px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
}

.advantage-text {
    font-size: 13.5px;
    color: #787880;
    line-height: 1.5;
}

/* User Scenario Timeline & Grid */
.steps-timeline {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin-bottom: 48px;
}

@media (max-width: 992px) {
    .steps-timeline {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .steps-timeline {
        grid-template-columns: 1fr;
    }
}

.step-card {
    background: rgba(17, 17, 19, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 14px;
    padding: 20px;
    position: relative;
}

.step-number {
    font-family: 'Outfit', sans-serif;
    font-size: 24px;
    font-weight: 800;
    color: #ff4500;
    margin-bottom: 8px;
}

.step-title {
    font-size: 14px;
    font-weight: 700;
    color: #ffffff;
}

.scenario-screens-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

@media (max-width: 992px) {
    .scenario-screens-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .scenario-screens-grid {
        grid-template-columns: 1fr;
    }
}

.screen-card {
    background: rgba(17, 17, 19, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0;
    padding: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.screen-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 69, 0, 0.3);
}

.screen-card-caption {
    margin-top: 16px;
    font-family: 'Outfit', sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: #ffffff;
}

/* Telegram Bot Event Cards */
.bot-events-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 36px;
}

@media (max-width: 992px) {
    .bot-events-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .bot-events-grid {
        grid-template-columns: 1fr;
    }
}

.telegram-card {
    background: #17212b;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 18px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tg-header {
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding-bottom: 10px;
}

.tg-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tg-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.tg-name {
    font-size: 13px;
    font-weight: 600;
    color: #ffffff;
}

.tg-time {
    margin-left: auto;
    font-size: 10px;
    color: #7f91a0;
}

.tg-bubble {
    background: #242f3d;
    border-radius: 12px;
    padding: 12px 14px;
    font-size: 13px;
    line-height: 1.5;
    color: #e3e3e3;
}

.tg-buttons {
    display: flex;
    gap: 8px;
    margin-top: 4px;
}

.tg-btn-approve {
    flex: 1;
    background: #2b5278;
    color: #64b5f6;
    border: none;
    padding: 8px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: default;
    text-align: center;
}

.tg-btn-reject {
    flex: 1;
    background: rgba(229, 57, 53, 0.15);
    color: #ef5350;
    border: none;
    padding: 8px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: default;
    text-align: center;
}

.tg-card-caption {
    font-size: 12px;
    color: #7f91a0;
    text-align: center;
    margin-top: 4px;
    font-weight: 500;
}

/* CRM Section 2-Column Layout */
.crm-section-layout {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 48px;
    align-items: center;
    margin-top: 36px;
}

.crm-mobile-visual {
    width: 100%;
    max-width: 340px;
    border-radius: 0;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
    background: #0d0e15;
    margin: 0 auto;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.crm-mobile-visual:hover {
    transform: translateY(-6px);
    border-color: #ff4500;
}

.crm-mobile-img {
    width: 100%;
    height: auto;
    display: block;
}

.crm-features-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.crm-feature-item {
    display: flex;
    align-items: center;
    gap: 14px;
    background: rgba(17, 17, 19, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 0;
    padding: 16px 20px;
    font-size: 14.5px;
    color: #e2e2e5;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.crm-feature-item:hover {
    transform: translateX(4px);
    border-color: rgba(255, 69, 0, 0.3);
}

.crm-feature-item svg {
    color: #ff4500;
    flex-shrink: 0;
}

@media (max-width: 992px) {
    .crm-section-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* Robokassa Disclaimer Alert */
.alert-box {
    background: rgba(255, 69, 0, 0.08);
    border: 1px solid rgba(255, 69, 0, 0.3);
    border-radius: 12px;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 24px;
    font-size: 14px;
    color: #ffaa80;
    font-weight: 500;
}

/* Architecture Flowchart */
.arch-diagram-wrapper {
    background: rgba(17, 17, 19, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 20px;
    padding: 32px;
    margin-bottom: 40px;
    text-align: center;
    backdrop-filter: blur(12px);
}

.arch-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 0 auto;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.arch-stack-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

@media (max-width: 992px) {
    .arch-stack-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 576px) {
    .arch-stack-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.arch-stack-card {
    background: rgba(17, 17, 19, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 16px 12px;
    text-align: center;
}

.arch-stack-category {
    font-size: 11px;
    color: #787880;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.arch-stack-name {
    font-family: 'Outfit', sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: #ffffff;
}

/* 2-Column Checklist (What is Implemented) */
.implementation-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

@media (max-width: 768px) {
    .implementation-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

.impl-column {
    background: rgba(17, 17, 19, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 20px;
    padding: 32px;
    backdrop-filter: blur(12px);
}

.impl-col-title {
    font-family: 'Outfit', sans-serif;
    font-size: 20px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    padding-bottom: 16px;
}

.impl-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.impl-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14.5px;
    color: #e2e2e5;
    line-height: 1.5;
}

.impl-list li svg {
    color: #ff4500;
    flex-shrink: 0;
    margin-top: 3px;
}

/* CTA Footer Block */
.case-cta-box {
    background: linear-gradient(135deg, rgba(255, 69, 0, 0.12) 0%, rgba(17, 17, 19, 0.8) 100%);
    border: 1px solid rgba(255, 69, 0, 0.25);
    border-radius: 24px;
    padding: 56px 36px;
    text-align: center;
}

.case-cta-title {
    font-family: 'Outfit', sans-serif;
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 24px;
}

@media (max-width: 576px) {
    .header-container {
        padding: 0 16px;
    }
    .logo {
        font-size: 15px;
    }
}

/* Mobile Burger Menu Fixes */
.menu-toggle .bar {
    background-color: #ffffff !important;
}

@media (max-width: 992px) {
    .menu-toggle {
        display: flex !important;
        z-index: 1001;
    }
    .btn-header {
        display: none !important;
    }
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 320px;
        height: 100vh;
        background-color: #0d0e15 !important;
        border-left: 1px solid rgba(255, 255, 255, 0.12);
        padding: 90px 24px 40px 24px;
        transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 999;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.95);
    }
    .nav.active {
        right: 0 !important;
    }
    .nav-list {
        flex-direction: column;
        gap: 20px;
        align-items: center;
        margin: auto 0;
    }
    .nav-link {
        font-size: 18px;
        font-weight: 600;
        color: #ffffff;
    }
    .nav-mobile-footer {
        display: block;
        width: 100%;
        padding-top: 20px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
}