/* Additional CSS for Design Variations */

/* ===========================
   Impact Section Styles
   =========================== */
.impact-section {
    padding: var(--space-4xl) 0;
}

.impact-stat h3 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--brand-blue);
}

.case-study-card {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    height: 100%;
    transition: all var(--duration-base) var(--ease-out);
}

.case-study-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.case-study-icon {
    font-size: 48px;
    color: var(--brand-blue);
    margin-bottom: var(--space-lg);
}

.learn-more-link {
    color: var(--brand-blue);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--duration-fast) var(--ease-out);
}

.learn-more-link:hover {
    color: var(--navy-background);
}

/* ===========================
   Approach Section Styles
   =========================== */
.approach-section {
    padding: var(--space-4xl) 0;
}

.approach-timeline {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);
    margin-top: var(--space-3xl);
}

.approach-step {
    flex: 1 1 250px;
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
}

.step-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--brand-blue);
    opacity: 0.3;
    line-height: 1;
}

.step-content h4 {
    color: var(--navy-background);
    margin-bottom: var(--space-sm);
}

/* ===========================
   Campaigns Section Styles
   =========================== */
.campaigns-section {
    padding: var(--space-4xl) 0;
}

.campaign-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    transition: all var(--duration-base) var(--ease-out);
    height: 100%;
}

.campaign-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.15);
}

.campaign-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.campaign-content {
    padding: var(--space-lg);
}

.campaign-tag {
    display: inline-block;
    background: var(--brand-blue);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

/* ===========================
   IDEO/Frog Design Inspired Styles
   =========================== */
.ideo-design {
    --primary-orange: #FF6B35;
    --primary-purple: #6B5B95;
    --primary-green: #88D8B0;
}

.ideo-design .hero-section {
    background: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    color: white;
}

.ideo-design .navbar-custom {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.ideo-design .service-card {
    border: 2px solid transparent;
    background: linear-gradient(white, white) padding-box,
                linear-gradient(135deg, var(--primary-orange), var(--primary-purple)) border-box;
}

.ideo-design .btn-primary-custom {
    background: var(--primary-orange);
    border: none;
}

.ideo-design .btn-primary-custom:hover {
    background: #E5502A;
}

.playful-icon {
    display: inline-block;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.story-card {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    cursor: pointer;
}

.story-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.7) 100%);
    z-index: 1;
}

.story-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-xl);
    color: white;
    z-index: 2;
}

/* ===========================
   Pentagram/R/GA Inspired Styles
   =========================== */
.pentagram-design {
    --primary-black: #000000;
    --primary-red: #E31837;
    --primary-gray: #4A4A4A;
}

.pentagram-design .hero-section {
    background: #000;
    color: white;
}

.pentagram-design .hero-content h1 {
    font-weight: 300;
    letter-spacing: -0.05em;
    font-size: 72px;
}

.pentagram-design .navbar-custom {
    background: white;
    border-bottom: 1px solid #000;
}

.pentagram-design .navbar-brand {
    font-weight: 900;
    letter-spacing: -0.05em;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.05;
    background-image: 
        repeating-linear-gradient(0deg, #000 0, #000 1px, transparent 1px, transparent 40px),
        repeating-linear-gradient(90deg, #000 0, #000 1px, transparent 1px, transparent 40px);
}

.bold-typography {
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.monochrome-image {
    filter: grayscale(100%);
    transition: filter var(--duration-base) var(--ease-out);
}

.monochrome-image:hover {
    filter: grayscale(0%);
}

.data-visualization {
    background: var(--primary-black);
    color: white;
    padding: var(--space-3xl);
    position: relative;
    overflow: hidden;
}

.data-point {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-red);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(2);
        opacity: 0.5;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* ===========================
   Interactive Elements
   =========================== */
.interactive-card {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.interactive-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(0, 174, 239, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.interactive-card:hover::after {
    width: 600px;
    height: 600px;
}

/* ===========================
   Leader Social Links
   =========================== */
.leader-social {
    margin-top: var(--space-md);
}

.leader-social a {
    color: var(--navy-background);
    font-size: 20px;
    margin-right: var(--space-md);
    transition: color var(--duration-fast) var(--ease-out);
}

.leader-social a:hover {
    color: var(--brand-blue);
}

/* ===========================
   Responsive Adjustments
   =========================== */
@media (max-width: 768px) {
    .approach-timeline {
        flex-direction: column;
    }
    
    .approach-step {
        flex-direction: column;
        text-align: center;
    }
    
    .pentagram-design .hero-content h1 {
        font-size: 48px;
    }
}