/* ==========================================================================
   ARES MEDIA - LANDING PAGE STYLESHEET
   File: style.css
   Mục đích: Bộ sưu tập hoạt họa đa dạng (Scroll Reveals, 3D Hover, Counter, Shimmer)
   ========================================================================== */

/* ==================== 1. BASE & RESET ==================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  padding: 0;
  width: 100%;
  min-height: 100vh;
}

main > :first-child {
  margin-top: 0 !important;
}

main > :last-child {
  margin-bottom: 0 !important;
}

/* ==================== 2. TÙY BIẾN THANH CUỘN (SCROLLBAR) ==================== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f8fafc;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* ==================== 3. KEYFRAME ANIMATIONS LIÊN TỤC ==================== */
/* Hiệu ứng sóng radar cho nút Hotline & Zalo */
@keyframes pulse-ring {
  0% {
    transform: scale(0.95);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.3);
    opacity: 0;
  }
  100% {
    transform: scale(0.95);
    opacity: 0;
  }
}

.animate-pulse-ring {
  animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Hiệu ứng nảy nhẹ nhàng */
@keyframes bounce-subtle {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

.animate-bounce-subtle {
  animation: bounce-subtle 2.5s ease-in-out infinite;
}

/* Hiệu ứng trôi bồng bềnh cho quầng sáng nền (Ambient Orbs) */
@keyframes orb-float-1 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(25px, -20px) scale(1.06);
  }
}

@keyframes orb-float-2 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-20px, 22px) scale(0.95);
  }
}

.animate-orb-1 {
  animation: orb-float-1 9s ease-in-out infinite alternate;
}

.animate-orb-2 {
  animation: orb-float-2 11s ease-in-out infinite alternate;
}

/* Hiệu ứng vệt sáng lướt qua nút bấm (Button Shimmer) */
.btn-shimmer {
  position: relative;
  overflow: hidden;
}

.btn-shimmer::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -70%;
  width: 25%;
  height: 200%;
  background: linear-gradient(
    to right,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.4) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: rotate(25deg);
  animation: shimmer-pass 5s ease-in-out infinite;
}

@keyframes shimmer-pass {
  0%, 70% {
    left: -70%;
  }
  100% {
    left: 150%;
  }
}

/* ==================== 4. CÁC KIỂU HOẠT HỌA CUỘN TRANG (SCROLL REVEAL SUITE) ==================== */

/* Kiểu 1: Trượt từ dưới lên (Fade Up - Cơ bản, tự nhiên) */
.reveal-fade-up {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-fade-up.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Kiểu 2: Trượt vào từ bên Trái (Slide in from Left) */
.reveal-left {
  opacity: 0;
  transform: translateX(-55px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Kiểu 3: Trượt vào từ bên Phải (Slide in from Right) */
.reveal-right {
  opacity: 0;
  transform: translateX(55px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Kiểu 4: Phóng to nhẹ nhàng (Zoom / Scale in) */
.reveal-scale {
  opacity: 0;
  transform: scale(0.9) translateY(24px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* Kiểu 5: Lật 3D phối cảnh không gian (3D Perspective Flip) */
.reveal-flip {
  opacity: 0;
  transform: perspective(1000px) rotateX(16deg) translateY(35px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-flip.revealed {
  opacity: 1;
  transform: perspective(1000px) rotateX(0deg) translateY(0);
}

/* Kiểu 6: Bật nảy đàn hồi (Spring Pop) dành cho Badge & Icon */
.reveal-pop {
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.65s cubic-bezier(0.34, 1.56, 0.64, 1), transform 0.65s cubic-bezier(0.34, 1.56, 0.64, 1);
  will-change: opacity, transform;
}

.reveal-pop.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Hiệu ứng xuất hiện so le (Stagger) */
.stagger-item {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.stagger-item.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== 5. HIỆU ỨNG TƯƠNG TÁC KHI RÊ CHUỘT (MICRO HOVER SUITE) ==================== */

/* Thẻ Dịch Vụ: Nâng thẻ 3D + Icon xoay nhẹ */
.card-hover-elevate {
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease, border-color 0.35s ease;
}

.card-hover-elevate:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 20px 38px -12px rgba(0, 166, 232, 0.18);
}

.card-hover-elevate:hover .icon-bounce {
  transform: scale(1.18) rotate(7deg);
}

.icon-bounce {
  display: inline-block;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Thẻ Dự Án: Phóng to ảnh mượt mà + viền phát sáng */
.project-card-interactive {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease, border-color 0.4s ease;
}

.project-card-interactive:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 48px -12px rgba(15, 23, 42, 0.16);
}

/* Thẻ Số Liệu: Nảy nhẹ + bóng đổi màu */
.metric-card-interactive {
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease;
}

.metric-card-interactive:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 16px 36px -10px rgba(0, 166, 232, 0.2);
}

/* Nút bấm di chuyển mũi tên khi hover */
.group:hover .arrow-slide {
  transform: translateX(5px);
}

.arrow-slide {
  transition: transform 0.25s ease;
}

/* ==================== 6. TIỆN ÍCH & TRANG TRÍ ==================== */
.glass-panel {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.text-gradient-primary {
  background: linear-gradient(to right, #0077aa, #00a6e8, #ff551f);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ==================== 7. KHU VỰC RESPONSIVE (MEDIA QUERIES) ==================== */

/* --- Mobile Phones (< 640px) --- */
@media screen and (max-width: 639px) {
  /* Slider vuốt chạm mượt mà */
  #simple-hero-slider {
    touch-action: pan-y pinch-zoom;
    cursor: grab;
  }

  #simple-hero-slider:active {
    cursor: grabbing;
  }

  /* Làm dịu khoảng cách dịch chuyển hiệu ứng cuộn trang trên mobile chống giật và vỡ layout */
  .reveal-fade-up {
    transform: translateY(18px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .reveal-left {
    transform: translateX(-16px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .reveal-right {
    transform: translateX(16px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .reveal-scale {
    transform: scale(0.96) translateY(12px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .reveal-flip {
    transform: perspective(600px) rotateX(10deg) translateY(18px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .stagger-item {
    transform: translateY(16px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  }

  /* Thu nhỏ quầng sáng ambient orbs để tiết kiệm GPU trên điện thoại */
  .animate-orb-1,
  .animate-orb-2 {
    width: 260px !important;
    height: 260px !important;
    filter: blur(70px) !important;
    opacity: 0.55 !important;
  }

  /* Đảm bảo ô input trên mobile có kích thước chữ tối thiểu 16px tránh iOS Safari tự động zoom */
  input,
  select,
  textarea {
    font-size: 16px !important;
  }

  /* Form & card padding gọn gàng */
  .p-card-padding {
    padding: 1.25rem !important;
  }

  /* Safe area inset cho nút nổi trên các dòng máy có thanh home bar */
  .floating-widget-group {
    bottom: calc(1rem + env(safe-area-inset-bottom, 0px)) !important;
    right: calc(1rem + env(safe-area-inset-right, 0px)) !important;
  }
}

/* --- Tablets & iPads (640px - 1023px) --- */
@media screen and (min-width: 640px) and (max-width: 1023px) {
  /* Giữ khoảng đệm vừa vặn cho tablet */
  .p-card-padding {
    padding: 1.5rem !important;
  }

  /* Tinh chỉnh hiệu ứng dịch chuyển */
  .reveal-left {
    transform: translateX(-30px);
  }

  .reveal-right {
    transform: translateX(30px);
  }
}

/* --- Desktops & Laptops (1024px+) --- */
@media screen and (min-width: 1024px) {
  .max-content-container {
    max-width: 1240px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* --- Large Displays & 2K/4K (1536px+) --- */
@media screen and (min-width: 1536px) {
  .hero-slide-container {
    max-height: 680px;
  }
}

/* --- Vô hiệu hóa hover translate trên thiết bị cảm ứng (Touch Devices) --- */
@media (hover: none) and (pointer: coarse) {
  .card-hover-elevate:hover {
    transform: none !important;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05) !important;
  }

  .project-card-interactive:hover {
    transform: none !important;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05) !important;
  }

  .metric-card-interactive:hover {
    transform: none !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05) !important;
  }

  .btn-shimmer:hover {
    transform: none !important;
  }
}